[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.1"]
[White "Stachecki, Mikolaj"]
[Black "Turski, Bartlomiej"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2015"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,88,0,0,29,31,42,29,26,33,36,29,63,31,29,8,13,0,8,6,12,15,22,0,0,0,0,-11,-16,-11,-14,-10,-7,-16,-16,-90,-88,-136,-145,-145,-143,-129,-137,-140,-115,-116,-115,-255,-72,-82,-76,-84,-67,-74,-54,-52,0,-62,-35,-40,-41,-31,-36,-39,-27,-212,-228,-227,-206,-220,-206,-530,-497,-2894,-1597,-12837,-12836]} 1. Nf3 {[%emt 0:00:20]} c5 {[%emt 0:01:18]} 2. c4 {[%emt 0:00:14]} Nf6 {[%emt 0:01:14]} 3. Nc3 {[%emt 0:04:43]} e6 {[%emt 0:02:53]} 4. e3 {[%emt 0:04:01]} b6 {[%emt 0:04:42]} 5. b3 {[%emt 0:04:02]} Bb7 {[%emt 0:01:49]} 6. Bb2 {[%emt 0:00:52]} Be7 {[%emt 0:01:49]} 7. Be2 {[%emt 0:01:35]} O-O {[%emt 0:01:28]} 8. O-O {[%emt 0:00:16]} a6 {[%emt 0:00:54] A30: Symmetrical English: Double Fianchetto and Hedgehog.} 9. d4 {[%emt 0:03:19]} cxd4 {[%emt 0:03:56]} 10. Nxd4 {[%emt 0:01:32]} Qc7 {[%emt 0:05:47] White has an edge.} 11. Rc1 {[%emt 0:12:08] [#]} Re8 $146 {[%emt 0:06:16]} ({Predecessor:} 11... d6 12. Bd3 Nbd7 13. Bb1 Rac8 14. Qe1 Qb8 15. f4 Rfe8 16. Qg3 Bf8 17. a4 Qa8 {0-1 Gunina,V (2531)-Goryachkina,A (2474) RUS-ch (Women) 65th 2015 (1)}) 12. Bf3 {[%emt 0:11:37]} Bf8 {[%emt 0:21:55]} 13. Bxb7 {[%emt 0:09:03]} Qxb7 {[%emt 0:00:13]} 14. Qf3 {[%emt 0:00:07]} Qxf3 {[%emt 0:03:07]} 15. Nxf3 {[%emt 0:00:42]} Nc6 {[%emt 0:00:56]} 16. Rfd1 {[%emt 0:02:26]} Reb8 {[%emt 0:02:51]} 17. Ne2 {[%emt 0:12:40]} Rb7 {[%emt 0:04:12]} 18. Ne5 {[%emt 0:01:35]} Nxe5 {[%emt 0:06:14]} 19. Bxe5 {[%emt 0:00:04]} b5 {[%emt 0:00:52]} 20. Rd2 {[%emt 0:08:26]} Ne4 {[%emt 0:07:12]} 21. Rd4 {[%emt 0:05:22]} f5 {[%emt 0:02:04]} 22. f3 {[%emt 0:01:53]} d6 {[%emt 0:07:15]} 23. Bg3 {[%emt 0:06:37]} Nxg3 {[%emt 0:01:04]} 24. Nxg3 {[%emt 0:01:41]} (24. hxg3 $11 {keeps the balance.} Rc8 25. g4) 24... Rc8 $17 {[%emt 0:01:18]} 25. Re1 {[%emt 0:01:40]} (25. Ne2 $142) 25... bxc4 {[%emt 0:01:19]} 26. Rxc4 {[%emt 0:00:41]} Rxc4 {[%emt 0:00:55]} 27. bxc4 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRN} Rb4 {[%emt 0:00:40]} 28. e4 {[%emt 0:00:58]} fxe4 {[%emt 0:03:38]} 29. Rxe4 {[%emt 0:01:26]} Kf7 {[%emt 0:00:43]} 30. Ne2 {[%emt 0:00:34] [#]} (30. Rf4+ $17 Ke7 31. Re4) 30... Rb1+ $2 {[%emt 0:00:54]} (30... d5 $1 $19 31. Rf4+ Kg8) 31. Kf2 {[%emt 0:00:06]} Rb2 {[%emt 0:00:10]} 32. a3 {[%emt 0:00:42]} Ra2 {[%emt 0:00:51]} 33. Rf4+ {[%emt 0:02:06]} Ke8 {[%emt 0:00:57] Black is more active.} 34. Re4 {[%emt 0:00:16]} Kf7 {[%emt 0:03:21]} 35. Rf4+ $1 {[%emt 0:00:04]} Ke7 {[%emt 0:00:09]} 36. c5 {[%emt 0:00:43]} d5 {[%emt 0:02:37]} (36... Rxa3 $2 37. cxd6+ Ke8 38. d7+ Kxd7 39. Rxf8 $18) 37. Ra4 $1 {[%emt 0:02:12]} Kd7 {[%emt 0:00:14]} 38. Ra5 {[%emt 0:02:12]} Rc2 {[%emt 0:01:10]} 39. Rxa6 $2 {[%emt 0:00:24]} (39. Ke3 $11) 39... Bxc5+ $19 {[%emt 0:00:17]} ({Inferior is} 39... Rxc5 40. Nd4 $11) 40. Ke1 {[%emt 0:00:00]} Be3 {[%emt 0:00:00] [#] White must now prevent ...d4.} 41. Ra4 {[%emt 0:03:40]} e5 {[%emt 0:06:01] Hoping for ...d4.} 42. f4 $2 {[%emt 0:05:15]} (42. Ra5 Kc6 43. a4) 42... d4 {[%emt 0:04:45][%cal Bd5d4,Bd4d3][%mdl 32] ( -> ...d3). Black is clearly winning.} 43. fxe5 {[%emt 0:01:17]} (43. Ra5 $142 Ra2 44. Kd1 exf4 45. Nxd4 Rd2+ 46. Ke1 Rxd4 47. Ra7+ Ke6 48. Rxg7) 43... d3 {[%emt 0:00:58]} 44. e6+ {[%emt 0:00:54]} Ke7 {Weighted Error Value: White=0.59/Black=0.13 (very precise)} ({Weaker is} 44... Kxe6 45. Re4+ Kd6 46. Rxe3 $14) 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.2"]
[White "Karolczuk, Iwo"]
[Black "Syrkiewicz, Michal"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2346"]
[BlackElo "2000"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,66,33,35,-9,-9,-15,-24,-16,8,-4,37,40,40,25,40,4,13,0,0,-21,-8,-34,-10,-27,26,19,50,52,53,52,63,56,96,89,89,85,203,202,198,162,165,169,216,192,291,283,1175,1175,1045,1044,881,856,29997,29998,29999]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:17]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:01:16]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:04]} a6 {[%emt 0:02:10]} 5. Bd3 {[%emt 0:00:06]} Nc6 {[%emt 0:02:08]} 6. Nxc6 {[%emt 0:00:07]} dxc6 {[%emt 0:00:10] 6...dxc6 scores better than 6...bxc6.} 7. Nd2 {[%emt 0:00:11]} Qc7 {[%emt 0:03:56]} 8. Nc4 {[%emt 0:04:29] B42: Sicilian: Kan Variation: 5 Bd3.} b5 {[%emt 0:09:52]} 9. Ne3 {[%emt 0:00:44]} Nf6 {[%emt 0:03:15]} 10. a4 {[%emt 0:08:28] Black has an edge.} Rb8 {[%emt 0:05:45]} 11. O-O {[%emt 0:12:35]} e5 {[%emt 0:08:33]} 12. axb5 {[%emt 0:08:11]} axb5 {[%emt 0:03:39]} 13. Qf3 {[%emt 0:12:21]} Bc5 {[%emt 0:06:51] [#]} 14. h3 $146 {[%emt 0:03:10]} ({Predecessor:} 14. Nf5 Bxf5 15. exf5 O-O 16. Bg5 Be7 17. Bxf6 Bxf6 18. Be4 c5 19. g3 Rfd8 20. Rfd1 Rd4 21. c3 {½-½ Donoso Velasco,P-Najdorf,M Match/Nation CHI-ARG 1971 (2)}) 14... O-O {[%emt 0:04:01]} 15. g4 {[%emt 0:03:38]} h6 {[%emt 0:07:52]} 16. Ng2 {[%emt 0:03:50][%cal Oc1h6]} Nh7 {[%emt 0:05:11]} 17. Qg3 {[%emt 0:02:38]} Be6 {[%emt 0:05:36]} 18. Kh1 {[%emt 0:03:12]} g5 {[%emt 0:05:43]} (18... Ra8 $142 19. Be3 Bxe3 20. Nxe3 Rfd8) 19. Ne3 $11 {[%emt 0:02:46]} Ra8 {[%emt 0:04:50]} 20. Rxa8 {[%emt 0:01:15]} Rxa8 {[%emt 0:00:03]} 21. Nf5 {[%emt 0:00:36]} Bxf5 {[%emt 0:01:44]} 22. gxf5 {[%emt 0:00:46]} Kf8 {[%emt 0:00:56]} 23. h4 {[%emt 0:03:30][%cal Rh4g5]} f6 {[%emt 0:00:47]} 24. Be2 {[%emt 0:07:01]} Qf7 {[%emt 0:05:34] [#]} (24... Ra4 $16) 25. Qc3 $1 $18 {[%emt 0:01:01]} Qe7 {[%emt 0:02:36] [#]} 26. b4 $1 {[%emt 0:02:00][%mdl 512]} Bxb4 {[%emt 0:01:38]} 27. Qxc6 {[%emt 0:00:09] Black is weak on the light squares} Ra7 {[%emt 0:01:58]} (27... Qe8 {keeps fighting.} 28. Qb7 (28. Qxb5 Qxb5 29. Bxb5 Ke7 $16) (28. Bxb5 Qxc6 29. Bxc6 Ra2 $16) 28... Be7) 28. Qxb5 {[%emt 0:02:00] Be3 is the strong threat.} ({Resist} 28. Bxb5 $6 Rc7 29. Qd5 Qf7) 28... Rc7 {[%emt 0:01:20]} (28... Kg7 $142 29. hxg5 Nxg5) 29. Rd1 {[%emt 0:04:02] Qb8+ would be deadly.} Qc5 $2 {[%emt 0:03:33]} (29... Kg7 30. Be3 Nf8) 30. Rd8+ {[%emt 0:05:54]} Kg7 {[%emt 0:00:04]} 31. Qb8 {[%emt 0:01:27] White wants to mate with Rg8+.} ({Less strong is} 31. Qe8 Nf8 32. Be3 Qxc2 $14) 31... Nf8 {[%emt 0:00:17] [#]} 32. Rxf8 $1 {[%emt 0:01:44][%mdl 576] Deflection} Qxf2 {[%emt 0:02:23]} (32... Qxf8 33. Qxc7+) 33. Rg8+ {[%emt 0:00:08]} Kf7 {[%emt 0:00:04]} 34. Qe8# {[%emt 0:00:36] Excellently played by Karolczuk!   Weighted Error Value: White=0.12 (very precise) /Black=0.54} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.3"]
[White "Kitewski, Bartosz"]
[Black "Luczak, Filip"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1968"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,63,10,20,-5,-16,-16,5,7,35,29,34,36,32,43,32,6,6,6,6,15,14,11,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,0,0,0,0,0,0,0,0,0,0,25,10]} 1. c4 {[%emt 0:00:03]} g6 {[%emt 0:00:27]} 2. Nc3 {[%emt 0:00:28]} Bg7 {[%emt 0:00:04]} 3. g3 {[%emt 0:00:06]} d6 {[%emt 0:02:55]} 4. Bg2 {[%emt 0:00:11]} Nc6 {[%emt 0:00:30]} 5. e4 {[%emt 0:01:26]} e5 {[%emt 0:04:42]} 6. Nge2 {[%emt 0:00:49]} f5 {[%emt 0:03:05]} 7. d3 {[%emt 0:01:09][%cal Bd2d3,Bd3d4,Bd4d5][%mdl 32]} Nf6 {[%emt 0:00:58]} 8. O-O {[%emt 0:01:18]} O-O {[%emt 0:00:07][%cal Of5f4]} 9. exf5 {[%emt 0:04:56] A26: English Opening vs King's Indian with ...Nc6 and d3.} Bxf5 {[%emt 0:02:34]} 10. d4 {[%emt 0:01:49]} Qd7 {[%emt 0:05:21]} 11. d5 {[%emt 0:06:17] [#] The position is equal.} Nd8 $146 {[%emt 0:03:52][%cal Bc6d8,Bd8f7,Bf7h6,Bh6g4,Bg4f2][%mdl 32]} ({Predecessor:} 11... Ne7 12. Bg5 Rf7 13. Qd2 Raf8 14. Rad1 h5 15. h4 Nh7 16. f3 Nxg5 17. hxg5 Bh3 {½-½ Ptacnikova,L (2239)-Browne,W (2444) Reykjavik op 2014 (9)}) 12. f3 {[%emt 0:03:46] g4 is the strong threat.} h5 {[%emt 0:03:44]} 13. Be3 {[%emt 0:15:44]} Nf7 {[%emt 0:01:35]} 14. Qd2 {[%emt 0:00:39]} Kh7 {[%emt 0:08:17]} 15. Ne4 {[%emt 0:04:07]} Bxe4 {[%emt 0:12:31]} 16. fxe4 {[%emt 0:00:39]} Ng4 {[%emt 0:00:18]} 17. Bh3 {[%emt 0:06:32]} Bh6 {[%emt 0:01:22]} 18. Bxh6 {[%emt 0:06:49]} Nfxh6 {[%emt 0:00:07]} 19. Nc3 {[%emt 0:02:47]} Qe7 {[%emt 0:03:33]} 20. Rae1 {[%emt 0:09:00]} Kg7 {[%emt 0:03:11]} 21. Nd1 {[%emt 0:02:48]} b6 {[%emt 0:02:29]} 22. Bxg4 {[%emt 0:09:01]} Nxg4 {[%emt 0:00:24]} 23. Nf2 {[%emt 0:01:19]} Nxf2 {[%emt 0:07:24]} 24. Rxf2 {[%emt 0:00:12]} Rxf2 {[%emt 0:00:02]} 25. Qxf2 $11 {[%emt 0:00:20][%mdl 4096] Endgame KQR-KQR} Rf8 {[%emt 0:00:03]} 26. Qe2 {[%emt 0:01:02]} Qg5 {[%emt 0:00:18]} 27. Rf1 {[%emt 0:00:40]} Rxf1+ {[%emt 0:00:28]} 28. Kxf1 {[%emt 0:00:05]} Qc1+ {[%emt 0:00:52]} 29. Kg2 {[%emt 0:01:04]} a5 {[%emt 0:02:49]} 30. b3 {[%emt 0:01:08]} Qb1 {[%emt 0:06:28]} 31. h4 {[%emt 0:01:12]} Kf7 {[%emt 0:03:16]} 32. Qf1+ {[%emt 0:00:56] Weighted Error Value: White=0.04 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.4"]
[White "Dzida, Kamil"]
[Black "Jedraszek, Pawel"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2333"]
[BlackElo "1944"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,115,-22,-34,-20,-31,-15,-15,-20,-12,-89,-15,-9,25,-29,13,7,32,29,45,41,49,49,78,72,75,75,65,56,65,66,77,8,38,26,96,96,93,100,96,99,100,104,112,81,79,64,68,85,82,89,83,89,85,89,85,58,108,116,111,101,118,106,137,57,136,137,137,158,165,145,158,145,151,146,137,136,136,136,133,0,0,0,0,0,0,0,0,0,8,8,90,15,29974,418,265,259,251,258,2483,2254,29971,29972,29993,29994,29994,29995,29995,214]} 1. e4 {[%emt 0:00:01]} e5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:14]} Nc6 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:05:24]} Nf6 {[%emt 0:00:15]} 4. a4 {[%emt 0:00:03]} Bb4 {[%emt 0:06:07]} 5. Nd5 {[%emt 0:04:47] [#]} Nxe4 $146 {[%emt 0:14:51]} ({Predecessor:} 5... Nxd5 6. exd5 e4 7. dxc6 exf3 8. Qxf3 dxc6 9. c3 Bd6 10. d4 O-O 11. Be3 Re8 {0-1 Kravtsiv,M (2598)-Andreikin,D (2729) Titled Tuesday intern op 30th Aug Early blitz 2022 (7)}) 6. Qe2 {[%emt 0:17:24] C47: Scotch Four Knights and Four Knights with 4 g3.} Nf6 {[%emt 0:01:03]} 7. Nxb4 {[%emt 0:01:27]} (7. Nxe5 O-O 8. Nxc6 dxc6 $17) 7... Nxb4 {[%emt 0:00:07]} 8. Qxe5+ {[%emt 0:00:35] The position is equal.} Qe7 {[%emt 0:04:10]} 9. Qxe7+ $1 {[%emt 0:01:30]} Kxe7 {[%emt 0:00:03]} 10. Nd4 {[%emt 0:00:08]} d6 {[%emt 0:08:45]} 11. d3 {[%emt 0:06:26]} (11. b3 $142 $1) 11... Re8 {[%emt 0:12:47]} 12. Bd2 {[%emt 0:06:20]} Nc6 {[%emt 0:01:26]} 13. Nxc6+ {[%emt 0:02:04]} bxc6 {[%emt 0:00:03]} 14. O-O-O {[%emt 0:07:39]} c5 {[%emt 0:04:25]} 15. Ba5 {[%emt 0:03:51]} Nd5 {[%emt 0:02:55]} 16. d4 {[%emt 0:05:38]} cxd4 {[%emt 0:04:17]} 17. Bb5 {[%emt 0:05:09][%cal Od1d4]} Bd7 {[%emt 0:01:49]} 18. Rxd4 {[%emt 0:00:21]} Bxb5 {[%emt 0:05:12]} 19. axb5 {[%emt 0:00:21]} (19. Rxd5 Bc6 20. Rd2 Rac8 $11) 19... Nb6 {[%emt 0:00:55]} 20. Bc3 {[%emt 0:00:18] White is more active.} (20. Kd2 $16) 20... f6 {[%emt 0:03:05]} 21. Kd2 {[%emt 0:03:44]} a6 {[%emt 0:00:48]} (21... Kf7 $11) 22. Re1+ $16 {[%emt 0:03:39]} Kf7 {[%emt 0:04:52]} 23. Rxe8 {[%emt 0:00:04]} Kxe8 {[%emt 0:00:51][%mdl 4096] Endgame KRB-KRN} 24. Ba5 {[%emt 0:03:11]} Kd7 {[%emt 0:01:01]} 25. Bxb6 {[%emt 0:05:51]} cxb6 {[%emt 0:00:02] KR-KR} 26. Rg4 {[%emt 0:04:51]} g6 {[%emt 0:01:41]} 27. Rf4 {[%emt 0:01:39]} f5 {[%emt 0:03:51]} 28. Rh4 {[%emt 0:00:02]} h5 {[%emt 0:00:43]} 29. Ra4 $1 {[%emt 0:00:01]} a5 {[%emt 0:00:46]} 30. Rc4 $1 {[%emt 0:00:01]} g5 {[%emt 0:02:31]} 31. Rc6 {[%emt 0:01:26]} Rb8 {[%emt 0:01:30]} 32. g3 {[%emt 0:01:03]} h4 {[%emt 0:03:01]} (32... g4 $14) 33. gxh4 {[%emt 0:00:52]} gxh4 {[%emt 0:00:02]} 34. h3 {[%emt 0:00:20]} Ke6 {[%emt 0:04:48]} 35. Ke3 {[%emt 0:00:09]} Ke5 {[%emt 0:00:55]} 36. c3 {[%emt 0:04:38]} (36. f4+ $16 Kd5 37. c4+ Ke6 38. Kd4) 36... Rb7 {[%emt 0:01:18]} ({Better is} 36... f4+ $14 37. Kf3 a4) 37. f4+ {[%emt 0:01:16]} Kd5 {[%emt 0:01:16]} 38. c4+ {[%emt 0:00:09]} Ke6 {[%emt 0:00:07]} 39. Kd4 {[%emt 0:00:05]} Rb8 {[%emt 0:03:24]} 40. Rc7 $1 {[%emt 0:00:00] Rg7 would be deadly.} Rg8 {[%emt 0:00:00] Against Rg7} 41. Rb7 $1 {[%emt 0:06:21]} Rg2 {[%emt 0:04:13]} 42. Rxb6 {[%emt 0:00:26] Threatens to win with c5.} Rxb2 {[%emt 0:01:59]} 43. c5 $1 {[%emt 0:03:05]} Rb4+ {[%emt 0:05:34]} 44. Kd3 {[%emt 0:00:10]} (44. Kc3 $16 Ke7 45. Rb7+ (45. Rxd6 Rxb5 46. Kd4 Rb3 $11) 45... Kd8 46. cxd6 Rxf4 47. Ra7) 44... Ke7 $11 {[%emt 0:06:08]} (44... Rxf4 $2 45. Rxd6+ Ke7 46. Ra6 $18) (44... Kd5 45. c6 Rd4+ 46. Kc2 $18) 45. c6 {[%emt 0:00:46] Black must now prevent c7.} Kd8 {[%emt 0:02:45]} 46. Rb7 {[%emt 0:07:07]} Kc8 $1 {[%emt 0:00:52]} 47. Kc3 {[%emt 0:00:51]} d5 {[%emt 0:00:45]} 48. Rd7 {[%emt 0:00:24]} Rxb5 {[%emt 0:01:27]} 49. Kd4 {[%emt 0:00:11][%cal Od4e5] Strongly threatening Ke5!} Rb1 {[%emt 0:09:34]} (49... Rb4+ $11 50. Ke5 d4) 50. Kc5 {[%emt 0:01:11]} (50. Kxd5 Rd1+ 51. Kc5 Rxd7 52. cxd7+ Kxd7 53. Kc4 Ke6 54. Kc5 a4 55. Kd4 a3 56. Kc3 Kd5 57. Kb3 Ke4 58. Kxa3 Kxf4 59. Kb2 Kg3 60. Kc3 Kxh3 61. Kd3 Kg3 62. Kd4 h3 63. Ke5 f4 64. Kf5 f3 65. Kf6 f2 66. Kf7 f1=Q+ 67. Ke7 h2 68. Ke6 h1=Q 69. Ke5 Qf4+ 70. Ke6 Qc6+ 71. Ke7 Qff6#) ({White should try} 50. Ra7 $16) 50... Kb8 $2 {[%emt 0:03:46][%mdl 8192] This move loses the game for Black.} (50... d4 $11) 51. Rg7 {[%emt 0:02:57]} (51. Kxd5 Rb3 $11) (51. Kd6 $142 Rb6 52. Rd8+ (52. Kxd5 Rb3 $11) 52... Ka7 53. Kc5 Rb3 54. c7 (54. Rxd5 Rc3+ 55. Kd4 Rxh3 $11) 54... Rc3+ 55. Kd6 (55. Kxd5 Rxc7 56. Rf8 Kb6 $17) 55... Kb7 56. Rb8+ (56. Kxd5 Kxc7 57. Ra8 Kb6 $17) 56... Ka7 57. c8=Q (57. c8=N+ $2 Kxb8 58. Ne7 a4 $19)) 51... d4 {[%emt 0:01:02] [#]} 52. Kd6 $1 {[%emt 0:06:23]} ({Not} 52. Kxd4 a4 $11) 52... Rc1 {[%emt 0:01:20] [#]} 53. Rb7+ $1 {[%emt 0:03:24]} Ka8 $2 {[%emt 0:00:25]} (53... Kc8 54. Ra7 Kb8 55. Rxa5 d3 56. Rb5+ (56. Rxf5 $2 {loses.} d2 $19) 56... Ka7) 54. Rb2 $18 {[%emt 0:01:05] Kd7 would kill now.} ({Weaker is} 54. Rb5 Ka7 $16) 54... a4 {[%emt 0:00:52]} 55. Rb4 {[%emt 0:02:49][%csl LRa4,LRd4] White mates.} d3 {[%emt 0:00:20]} 56. Kc7 {[%emt 0:00:20][%cal Rb4a4]} Rxc6+ {[%emt 0:00:55]} 57. Kxc6 {[%emt 0:00:08]} d2 {[%emt 0:00:15]} 58. Rxa4+ {[%emt 0:00:06] Weighted Error Value: White=0.22 (precise) /Black=0.44} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.5"]
[White "Pisarek, Jan"]
[Black "Czernek, Tymon"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1931"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "202"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,202,-6,-8,-12,-10,-15,-11,-30,0,0,-5,-17,17,22,25,0,22,10,34,-3,20,0,0,-9,-1,-9,-14,-23,-5,-5,-5,-11,-7,-33,0,0,0,0,20,0,0,0,0,1,98,92,121,98,68,58,59,63,63,58,60,46,56,65,103,104,89,17,18,0,0,0,0,-144,0,0,0,0,0,0,0,-54,-14,-14,0,0,0,0,0,0,0,0,0,0,0,-82,0,-82,-82,-82,-82,-82,-82,-82,-82,-82,-82,-82,0,0,0,-25,0,-39,0,0,0,0,0,0,0,-2,-2,-2,-2,-10,-17,-8,0,-20,-20,-46,-62,-62,-69,-98,0,0,0,0,0,0,0,0,-20,-35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-83,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:09]} d6 {[%emt 0:00:06]} 3. c3 {[%emt 0:00:11]} Nf6 {[%emt 0:00:07]} 4. Be2 {[%emt 0:00:17]} g6 {[%emt 0:00:14]} 5. O-O {[%emt 0:00:42]} Bg7 {[%emt 0:00:05]} 6. d3 {[%emt 0:12:48]} O-O {[%emt 0:00:14]} 7. Be3 {[%emt 0:02:22]} Nc6 {[%emt 0:03:10]} 8. Nbd2 {[%emt 0:09:04]} e5 {[%emt 0:05:52]} 9. d4 {[%emt 0:16:24]} cxd4 {[%emt 0:05:58]} 10. cxd4 {[%emt 0:00:23]} exd4 {[%emt 0:00:46]} 11. Nxd4 {[%emt 0:03:38]} Qe7 {[%emt 0:00:07]} 12. Nxc6 {[%emt 0:12:34]} bxc6 {[%emt 0:00:08]} 13. Qc2 {[%emt 0:00:34]} Re8 {[%emt 0:06:13]} 14. Rad1 {[%emt 0:17:40]} Bb7 {[%emt 0:03:12]} 15. Bf3 {[%emt 0:06:31]} d5 {[%emt 0:02:57]} 16. exd5 {[%emt 0:01:09]} cxd5 {[%emt 0:01:06]} 17. Nb3 {[%emt 0:02:45]} Rac8 {[%emt 0:02:27]} 18. Qd3 {[%emt 0:02:47]} Ne4 {[%emt 0:02:47]} 19. Bd4 {[%emt 0:01:12]} Bxd4 {[%emt 0:03:18]} 20. Nxd4 {[%emt 0:00:35]} Qf6 {[%emt 0:02:49] [#] aiming for ...Ba6.} 21. Rfe1 {[%emt 0:01:17]} Ba6 {[%emt 0:02:33]} 22. Qb1 {[%emt 0:03:33]} Nc5 {[%emt 0:04:13] And now ...Rxe1+ would win.} (22... Nxf2 {looks sharper.} 23. Rxe8+ Rxe8 24. Kxf2 Re4) 23. Rxe8+ {[%emt 0:00:53]} (23. Bxd5 $2 Rxe1+ 24. Rxe1 Qxd4 $19) 23... Rxe8 {[%emt 0:00:02]} 24. h3 {[%emt 0:01:20]} (24. Bxd5 $2 Bd3 25. Qa1 Qxd4 $19) 24... Ne4 {[%emt 0:04:32]} 25. Qc2 {[%emt 0:02:13]} Rc8 {[%emt 0:02:46]} 26. Qb3 {[%emt 0:00:07]} Bc4 {[%emt 0:01:25]} 27. Qb7 {[%emt 0:00:31]} Re8 {[%emt 0:00:25]} (27... Qa6 $1 $11 28. Qxa6 Bxa6) 28. Qxa7 $16 {[%emt 0:01:11]} Kg7 {[%emt 0:08:33]} 29. Qa5 {[%emt 0:00:48]} Ng5 {[%emt 0:04:15]} 30. b3 {[%emt 0:00:46]} (30. Bxd5 $2 Re5 31. Qc3 (31. Nc6 $2 Nxh3+ {[%mdl 64] Clearance} 32. gxh3 Qg5+ 33. Kh2 Bxd5 $19) 31... Bxd5 $19) 30... Nxf3+ {[%emt 0:01:35][%mdl 64] [#] Remove Defender} 31. Nxf3 {[%emt 0:00:04][%cal Bd4f3,Bf3d2,Bd2c4][%mdl 32]} Be2 {[%emt 0:00:08][%csl LRd1,LRf3]} 32. Re1 {[%emt 0:01:08] Hoping for Qd2.} ({Don't play} 32. Rxd5 Bxf3 33. gxf3 Qxf3 $11) 32... d4 {[%emt 0:00:43]} 33. Nd2 {[%emt 0:00:41]} d3 {[%emt 0:00:45]} 34. Nc4 {[%emt 0:00:17]} Qf4 {[%emt 0:01:26]} 35. Qc3+ {[%emt 0:00:34]} Kg8 {[%emt 0:01:45]} 36. a4 {[%emt 0:00:30]} (36. Rc1 $16) 36... Rc8 $1 $11 {[%emt 0:05:20][%cal Oc8c4]} 37. a5 {[%emt 0:00:40]} (37. g3 $5 {[%cal Rg3f4]} Qf5 38. h4 $14) 37... Rxc4 $1 {[%emt 0:00:47]} 38. bxc4 {[%emt 0:00:28][%mdl 4096] Endgame KQR-KQB} ({But not} 38. Qxc4 Qxc4 39. bxc4 d2 $19) 38... d2 {[%emt 0:00:33][%cal Of4d4]} 39. Ra1 {[%emt 0:00:33]} (39. a6 $11 dxe1=N 40. Qxe1 Bxc4 41. a7) 39... d1=Q+ {[%emt 0:00:15]} (39... d1=B $2 40. a6 Qxc4 41. Qf6 $18) ({Much weaker is} 39... d1=R+ $6 40. Rxd1 Bxd1 41. Qa1 $11) ({Black should try} 39... Qd6 $17 40. Qb3 Qd4 41. Qb8+ Kg7) 40. Rxd1 {[%emt 0:00:00]} Bxd1 {[%emt 0:00:00]} 41. a6 {[%emt 0:18:12]} Ba4 $1 {[%emt 0:01:02]} 42. a7 {[%emt 0:01:35]} Bc6 {[%emt 0:00:08] Threatens to win with ...Qg5.} 43. f3 (43. Qb2 $11 Qe4 44. Qb8+ Kg7 45. f3 Qxc4 46. a8=Q Bxa8 47. Qxa8) 43... h5 {[%emt 0:03:03]} 44. Qa5 {[%emt 0:04:26]} Qe3+ {[%emt 0:00:48]} 45. Kh2 {[%emt 0:00:41]} Qe8 {[%emt 0:01:02]} 46. Qc7 {[%emt 0:00:39]} Qa8 {[%emt 0:02:20]} 47. Qb8+ {[%emt 0:02:35]} Kg7 {[%emt 0:00:07]} 48. h4 {[%emt 0:00:24]} Qb7 {[%emt 0:00:25]} 49. Qe5+ {[%emt 0:03:26]} Kh7 {[%emt 0:00:32]} 50. Qb8 {[%emt 0:00:04]} (50. Qd6 $1 $11) 50... Qa6 {[%emt 0:03:01]} (50... Qe7 $17) 51. Kg1 (51. Kg3 $11 {remains equal.}) 51... Qxc4 $17 {[%emt 0:05:29]} 52. a8=Q {[%emt 0:03:25][%csl Ga8][%cal Rb8h8]} Qd4+ {[%emt 0:00:14]} 53. Kf1 {[%emt 0:00:34] White wants to mate with Qg8+.} Bxa8 {[%emt 0:00:06]} 54. Qxa8 {[%emt 0:00:06]} Qxh4 {[%emt 0:00:04] KQ-KQ} 55. Qf8 {[%emt 0:00:55]} Qf4 {[%emt 0:00:22]} 56. Kg1 {[%emt 0:01:03]} h4 {[%emt 0:00:09]} ({Better is} 56... Qc1+ $17 57. Kf2 Qd2+ 58. Kg3 Qg5+ 59. Kh2 Qh4+ 60. Kg1 Qe1+ 61. Kh2 Qe5+ 62. Kh3 Qf4) 57. Qc8 $11 {[%emt 0:00:23]} Kg7 {[%emt 0:01:14]} 58. Qc3+ {[%emt 0:00:35]} Qf6 {[%emt 0:00:24]} 59. Qc8 {[%emt 0:00:05]} g5 {[%emt 0:00:14]} 60. Kh1 {[%emt 0:01:07]} Kg6 {[%emt 0:00:23]} 61. Qc2+ {[%emt 0:00:30]} Kh6 {[%emt 0:01:08]} 62. Qc8 {[%emt 0:00:19]} Qa1+ {[%emt 0:01:38]} 63. Kh2 {[%emt 0:00:08]} Qe5+ {[%emt 0:00:03]} 64. Kh1 {[%emt 0:00:17]} Kg6 {[%emt 0:00:10]} 65. Kg1 {[%emt 0:00:45]} Qe1+ {[%emt 0:01:01]} 66. Kh2 {[%emt 0:00:06]} Qe6 {[%emt 0:00:10]} 67. Qc2+ {[%emt 0:01:18]} Kf6 {[%emt 0:00:09]} 68. Kg1 {[%emt 0:00:36]} Qe1+ {[%emt 0:01:01]} 69. Kh2 {[%emt 0:00:03]} Qg3+ {[%emt 0:00:06]} 70. Kh1 {[%emt 0:00:31]} h3 {[%emt 0:00:49]} (70... Qe5 $17 71. Qc6+ Kg7) 71. Qc6+ {[%emt 0:00:14]} Kg7 {[%emt 0:00:09][%csl Gh3][%cal Rg3g2]} 72. gxh3 {[%emt 0:00:29]} Qxh3+ {[%emt 0:00:26]} 73. Kg1 {[%emt 0:00:04]} Qg3+ {[%emt 0:00:21]} 74. Kf1 {[%emt 0:00:23]} Qf4 {[%emt 0:00:17]} 75. Kg2 {[%emt 0:00:44]} g4 {[%emt 0:03:17]} 76. fxg4 {[%emt 0:00:43]} Qxg4+ {[%emt 0:00:18]} 77. Kf2 {[%emt 0:00:39]} Qh4+ {[%emt 0:00:07]} 78. Ke2 {[%emt 0:00:30]} Qg3 {[%emt 0:00:28]} 79. Qb7 {[%emt 0:00:53]} Qf4 {[%emt 0:01:33]} 80. Qg2+ {[%emt 0:00:59]} Kf6 {[%emt 0:00:29] ...Qc4+ is the strong threat.} 81. Qg8 {[%emt 0:00:23]} Ke7 {[%emt 0:00:52]} 82. Qa8 {[%emt 0:00:20]} Kf6 {[%emt 0:01:45]} 83. Qg8 {[%emt 0:00:13]} Qe4+ {[%emt 0:00:20]} 84. Kf2 {[%emt 0:00:30]} Ke7 85. Qb8 {[%emt 0:00:40]} Qd4+ {[%emt 0:01:47]} 86. Kf1 {[%emt 0:00:19]} Qd6 {[%emt 0:00:31]} 87. Qg8 {[%emt 0:00:56]} Qe5 {[%emt 0:02:23]} 88. Kf2 {[%emt 0:00:25]} (88. Qg4 $11) 88... f6 {[%emt 0:00:26]} ({Black should play} 88... Qf4+ $17 89. Ke2 Qe5+ 90. Kf3 Qd5+ 91. Kf4 Qd6+ 92. Ke3 Qe5+ 93. Kf2 Qf6+ 94. Kg3 Qd6+ 95. Kg4 Qe6+ 96. Kf4 Qf6+ 97. Ke4 Qh4+ 98. Ke3 Qh6+ 99. Ke4 Qe6+ 100. Kf3 Qd5+ 101. Kf2 Qf5+ 102. Kg3 Qe5+ 103. Kf3 Qc3+ 104. Ke4 Qc6+ 105. Kf4 Qf6+ 106. Ke3 Qe6+ 107. Kf2 Qf5+ 108. Ke1 Qe6+ 109. Kf2 Qf5+) 89. Qc8 {[%emt 0:00:34] The position is equal.} Kf7 {[%emt 0:00:48]} 90. Qd7+ {[%emt 0:00:23]} Kg6 {[%emt 0:00:07]} 91. Qg4+ {[%emt 0:00:18]} Kh6 {[%emt 0:00:57]} 92. Qh4+ {[%emt 0:00:15]} Kg7 {[%emt 0:00:04]} 93. Qg4+ {[%emt 0:00:08]} Kf8 {[%emt 0:00:07]} 94. Qc8+ {[%emt 0:00:38]} Ke7 {[%emt 0:00:07]} 95. Kf3 {[%emt 0:00:58]} f5 {[%emt 0:00:29]} 96. Qb7+ {[%emt 0:00:36]} Kf6 {[%emt 0:00:09]} 97. Qc6+ {[%emt 0:00:17]} Kg5 {[%emt 0:00:11]} 98. Qc1+ {[%emt 0:00:27]} f4 {[%emt 0:00:13]} 99. Qg1+ {[%emt 0:00:12]} Kf6 {[%emt 0:00:06]} 100. Qb6+ {[%emt 0:00:09]} Kf5 {[%emt 0:00:08]} 101. Qb1+ {[%emt 0:00:11]} Kg5 {Weighted Error Value: White=0.16 (very precise) /Black=0.18 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.6"]
[White "Zdybel, Przemyslaw"]
[Black "Karut, Kacper"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2268"]
[BlackElo "1904"]
[Annotator "TA"]
[PlyCount "169"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,169,52,46,64,67,72,44,59,53,63,47,69,49,73,62,80,72,80,80,80,18,56,28,94,93,89,84,88,79,118,113,123,8,8,8,70,74,74,70,70,70,71,70,70,70,70,71,99,71,71,71,71,71,71,71,119,75,68,68,163,99,324,163,183,186,175,159,215,199,285,284,230,232,341,341,341,341,341,334,334,296,266,277,247,231,327,320,304,297,530,533,5065,5043,2521,1678,1171,1737,1670,1568,1164,1164,1156,0,876,607,1120,731,2114,650,621,608,599,592,29970,29971,29973,29976,29976,29977,29978,29979,29983,29978,29978,29979,29979,29978,29979,29978,29977,29977,29978,29979,29979,29977,29980,29981,29981,29982,29982,29983,29986,29987,29987,29979,29979,29980,29980,29981,29981,29982]} 1. e4 {[%emt 0:00:32]} c5 {[%emt 0:00:03]} 2. Nc3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:08]} 3. Nge2 {[%emt 0:00:40]} d6 {[%emt 0:00:58]} 4. d4 {[%emt 0:00:16]} cxd4 {[%emt 0:00:05]} 5. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:05]} 6. Bg5 {[%emt 0:00:11]} e6 {[%emt 0:00:26]} 7. Qd2 {[%emt 0:00:37]} a6 {[%emt 0:00:21]} 8. O-O-O {[%emt 0:00:25]} Bd7 {[%emt 0:00:14]} 9. f4 {[%emt 0:00:38][%cal Bf2f4,Bf4f5][%mdl 32]} b5 {[%emt 0:00:25]} 10. Bxf6 {[%emt 0:01:11]} gxf6 {[%emt 0:00:10]} 11. Kb1 {[%emt 0:02:15]} b4 {[%emt 0:02:28] White must now prevent ...Nxd4. B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} 12. Nce2 {[%emt 0:00:13] White is more active.} Qb6 {[%emt 0:00:31]} 13. f5 {[%emt 0:05:34]} e5 {[%emt 0:00:06] White is slightly better.} 14. Nxc6 {[%emt 0:00:05]} Bxc6 {[%emt 0:00:05]} 15. Ng3 {[%emt 0:00:07]} h5 {[%emt 0:00:28] 15...h5 scores better than 15...Qc5.} 16. h4 {[%emt 0:00:10]} Bh6 {[%emt 0:01:09]} 17. Qxd6 {[%emt 0:00:59]} Rd8 {[%emt 0:00:28]} 18. Qxd8+ {[%emt 0:00:05]} Qxd8 {[%emt 0:00:05]} 19. Rxd8+ {[%emt 0:00:02]} Kxd8 {[%emt 0:00:06]} 20. Bxa6 {[%emt 0:47:18]} (20. Nxh5 $16 Ke7 21. Bd3 (21. Bxa6 Bxe4 22. Rd1 Bxf5 $11)) 20... Rg8 $11 {[%emt 0:01:54]} 21. Rh3 {[%emt 0:00:58]} (21. Nxh5 Ke7 $11) 21... Bf4 {[%emt 0:01:48]} (21... Ke7 $11 {remains equal.}) 22. Nxh5 $16 {[%emt 0:00:32]} Rxg2 {[%emt 0:01:34] ( -> ...Rg1+)} 23. Rh1 {[%emt 0:00:32] Repels Rg1+} (23. Nxf6 $2 Rg1+) (23. Rd3+ $6 Ke7 24. a4 Bxe4 25. Nxf4 exf4 $11) 23... Bxe4 {[%emt 0:01:02]} 24. Bd3 {[%emt 0:03:41]} Bc6 {[%emt 0:01:12]} 25. Nxf4 {[%emt 0:14:51]} (25. Nxf6 Ke7 26. Be4 Bxe4 27. Nxe4 Re2 $14) 25... Rg4 {[%emt 0:00:50] [#]} 26. Rf1 $146 {[%emt 0:04:00]} (26. Rd1 $16 {Threatens to win with Be2+.} Rxf4 27. Be4+ Kc7 28. Bxc6 Kxc6 29. Rh1 (29. h5 Rh4 $17)) ({Predecessor:} 26. Rd1 Rxf4 27. Bb5+ Kc7 28. Bxc6 Kxc6 29. Rh1 Rxf5 30. h5 e4 31. Kc1 Ra5 32. Kd2 Rxa2 {½-½ Mueller,G (2576)-Dosi,A (2551) EU-chT9 fin email 2014 [7]}) 26... exf4 $11 {[%emt 0:05:18][%mdl 4096] Endgame KRB-KRB} 27. h5 {[%emt 0:00:08]} f3 {[%emt 0:27:21]} (27... Rh4 $11) 28. Kc1 $14 {[%emt 0:01:21]} Rh4 {[%emt 0:07:29] Dodges Rh1} 29. Kd2 {[%emt 0:00:41]} Rxh5 {[%emt 0:01:01]} 30. Ke3 {[%emt 0:01:00]} Rh4 {[%emt 0:00:59]} 31. Ra1 {[%emt 0:08:15]} Kc7 {[%emt 0:19:38]} 32. a3 {[%emt 0:00:57]} bxa3 {[%emt 0:08:09]} 33. Rxa3 {[%emt 0:00:22]} Rb4 {[%emt 0:00:37]} 34. Ra7+ {[%emt 0:01:45]} Bb7 {[%emt 0:04:10]} 35. b3 {[%emt 0:03:07] aiming for Ba6.} Kb6 {[%emt 0:00:44] Repels Ba6} 36. Ra1 {[%emt 0:00:28]} Rh4 {[%emt 0:02:07]} 37. Rg1 {[%emt 0:00:49]} Kc5 {[%emt 0:04:12]} (37... Bd5 $142) 38. Rg7 {[%emt 0:00:57]} Bd5 {[%emt 0:00:29]} 39. Rg8 {[%emt 0:02:05]} Rh2 {[%emt 0:04:02] White leaves nothing to chance now.} (39... Rb4 $14) 40. Rg4 {[%emt 0:00:00]} (40. Rc8+ $18 Kd6 41. Rd8+ Ke5 42. c4) 40... Rg2 $2 {[%emt 0:00:00]} (40... Kd6 $16) 41. Rf4 {[%emt 0:05:23]} (41. Rd4 $142) 41... Kd6 $18 {[%emt 0:04:54]} 42. Kd4 $1 {[%emt 0:01:14]} Bc6 {[%emt 0:14:37]} 43. b4 {[%emt 0:01:10][%cal Bb3b4,Bb4b5][%mdl 32]} Rd2 {[%emt 0:01:45]} (43... Ba4 $16) 44. Ke3 {[%emt 0:07:25]} Rg2 {[%emt 0:03:35]} (44... Rd1 $142 45. b5 Ba8) 45. b5 {[%emt 0:00:38]} Bb7 {[%emt 0:00:57]} 46. Kd4 {[%emt 0:00:24]} Rg1 {[%emt 0:02:00]} (46... Re2 $142 47. c4 Re5) 47. c4 {[%emt 0:05:31][%cal Bc2c4,Bc4c5][%mdl 32]} Rc1 {[%emt 0:00:51]} 48. Rh4 {[%emt 0:00:24]} Ba8 {[%emt 0:02:45]} 49. Rh2 {[%emt 0:01:44]} Bb7 {[%emt 0:02:26]} 50. Bc2 {[%emt 0:00:41]} Rg1 {[%emt 0:00:56] ...Rg2 is the strong threat.} 51. c5+ {[%emt 0:00:46]} Kc7 {[%emt 0:00:38]} 52. Rf2 {[%emt 0:05:47]} ({Much less strong is} 52. b6+ $6 Kd7 $16) 52... Rg4+ {[%emt 0:00:55]} (52... Rg2 {was necessary.} 53. Ke3 Bd5) 53. Ke3 {[%emt 0:00:01]} Bd5 {[%emt 0:01:00]} 54. Rd2 {[%emt 0:01:37]} f2 $2 {[%emt 0:04:36]} (54... Bb7 {keeps fighting.} 55. c6 Bc8 56. Kxf3 Rc4) 55. Kxf2 {[%emt 0:01:28]} (55. Rxd5 {gets mated.} f1=Q 56. b6+ Kc6 57. Rd6+ Kxc5 58. Bd1 Qe1+ 59. Kd3 Qxd1+ 60. Ke3 Rg3+ 61. Kf2 Rf3+ 62. Kg2 Qf1+ 63. Kh2 Rh3#) 55... Be4 {[%emt 0:00:20]} 56. Bxe4 {[%emt 0:00:47]} Rxe4 {[%emt 0:00:02] KR-KR} 57. Rd5 {[%emt 0:00:35] And now c6 would win.} Rb4 {[%emt 0:00:20]} 58. c6 {[%emt 0:00:18] Strongly threatening Rd7+.} Kb6 {[%emt 0:01:21]} 59. Kf3 {[%emt 0:00:54]} Rc4 {[%emt 0:01:26]} 60. Ke3 {[%emt 0:02:00]} Rb4 {[%emt 0:01:08]} 61. Kf3 {[%emt 0:01:57]} Rc4 $1 {[%emt 0:00:10]} 62. Kg3 {[%emt 0:00:11]} Rb4 {[%emt 0:00:56]} 63. Rd6 {[%emt 0:00:24]} Rxb5 {[%emt 0:00:29]} 64. Rxf6 {[%emt 0:00:06]} (64. Kg4 $142 Re5 65. Rxf6) 64... Rb4 {[%emt 0:00:21]} 65. Rxf7 {[%emt 0:01:54] Intending Rb7+ and mate.} Kxc6 {[%emt 0:00:02] [#]} 66. Re7 $1 {[%emt 0:01:05]} Kd6 {[%emt 0:00:01]} 67. f6 {[%emt 0:00:51] White mates.} Rc4 {[%emt 0:00:37] [#]} 68. Re8 $1 {[%emt 0:00:26]} Rc7 {[%emt 0:01:52]} 69. Kg4 Rf7 {[%emt 0:00:32]} 70. Kf5 {[%emt 0:00:40]} Kd7 {[%emt 0:00:12]} 71. Re4 {[%emt 0:00:28]} Rf8 {[%emt 0:00:10]} 72. Rd4+ {[%emt 0:00:44]} Kc6 {[%emt 0:00:50]} 73. Rd1 {[%emt 0:00:16]} Kc7 {[%emt 0:00:20]} 74. Kg6 {[%emt 0:00:14]} Rg8+ {[%emt 0:00:06]} 75. Kf7 {[%emt 0:00:06]} Rg2 {[%emt 0:00:07]} 76. Kf8 {[%emt 0:00:04]} Rf2 {[%emt 0:00:49]} 77. f7 {[%emt 0:00:05]} Rg2 {[%emt 0:00:19]} 78. Rd4 {[%emt 0:00:06]} Kc6 {[%emt 0:01:05]} 79. Ke7 {[%emt 0:00:32]} Re2+ {[%emt 0:00:13]} 80. Kf6 {[%emt 0:00:15]} Rf2+ {[%emt 0:00:07]} 81. Ke6 {[%emt 0:00:20]} Rf1 {[%emt 0:00:16]} 82. Rd8 {[%emt 0:00:32]} Re1+ {[%emt 0:00:12]} 83. Kf6 {[%emt 0:00:10]} Rf1+ {[%emt 0:00:01]} 84. Kg6 {[%emt 0:00:06]} Rg1+ {[%emt 0:00:03]} 85. Kh5 {Weighted Error Value: White=0.16 (very precise) /Black=0.33} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.7"]
[White "Taranowicz, Michal"]
[Black "Paprocki, Antoni"]
[Result "1-0"]
[ECO "C29"]
[WhiteElo "1900"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,95,-13,-5,-26,-12,-8,-3,-26,-27,-33,-43,-58,-13,-38,0,-54,17,-91,-111,-137,-39,-85,-97,-97,0,0,129,0,0,13,647,0,0,0,0,-18,87,77,68,63,152,147,205,181,406,401,400,398,385,343,895,885,816,1125,1080,1064,1047,1047,1475,859,3769,991,29962,29959,29963,29965,29969,29968,29978,29982,29982,29983,29983,29984,29985,29986,29988,29989,29991,29990,29993,29994,29994,29995]} 1. e4 {[%emt 0:00:58]} e5 {[%emt 0:00:15]} 2. Nc3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:07]} 3. f4 {[%emt 0:00:03]} d5 {[%emt 0:00:09]} 4. fxe5 {[%emt 0:00:05]} Nxe4 {[%emt 0:00:10]} 5. Qf3 {[%emt 0:00:03]} f5 {[%emt 0:00:16]} 6. d3 {[%emt 0:00:06]} Nxc3 {[%emt 0:00:07]} 7. bxc3 {[%emt 0:00:05]} d4 $1 {[%emt 0:00:06]} 8. Qg3 {[%emt 0:00:04] C29: Vienna Game: 2...Nf6 3 f4.} Nc6 {[%emt 0:00:23]} 9. Be2 $1 {[%emt 0:00:04]} Be6 {[%emt 0:00:19]} (9... dxc3 10. Bh5+ Kd7 11. Bf7 $16) 10. Bf3 {[%emt 0:00:48] The position is equal. 10.c4 deserves study.} Qd7 {[%emt 0:00:29]} (10... dxc3 11. Bxc6+ bxc6 12. Ne2 $11) 11. Ne2 {[%emt 0:01:01]} dxc3 {[%emt 0:03:49]} 12. O-O {[%emt 0:02:13] [#]} O-O-O $146 {[%emt 0:11:08]} (12... Bc5+ 13. Kh1 $11) ({Predecessor:} 12... Bc5+ 13. Kh1 O-O 14. Bf4 Nd4 15. Nxd4 Bxd4 16. a4 c6 17. h4 Rae8 18. Rab1 Rf7 {0-1 Seul,G (2372)-Shahade,G (2476) Titled Tuesday intern op 19th Jan blitz 2021 (7)}) 13. Be3 {[%emt 0:08:33] Repels Nd4} (13. Nxc3 $2 Qd4+ 14. Kh1 Qxc3 $19) 13... Nb4 {[%emt 0:05:24]} 14. Rfb1 {[%emt 0:12:46]} (14. Nxc3 $11 Nxc2 15. Rab1) 14... c6 {[%emt 0:06:30] [#]} ({Better is} 14... b6 $15 15. Rc1 (15. Nxc3 $2 Nxc2 16. Nb5 Kb8 $19) 15... Be7) 15. Rxb4 {[%emt 0:18:52]} Bxb4 $17 {[%emt 0:00:18]} 16. Rb1 {[%emt 0:00:03]} a5 {[%emt 0:05:08]} (16... Bxa2 $2 17. Rxb4 g5 18. Bxg5 $18) ({Black should play} 16... Qe7 $17 {White must now prevent ...Bc5.} 17. Bxa7 Bc5+ 18. Bxc5 {[%mdl 64] Remove Defender} Qxc5+ 19. d4 Rxd4 20. Nxd4 Qxd4+ 21. Kh1 Rg8) 17. a3 $1 $15 {[%emt 0:04:30][%mdl 64] Deflection} Bxa3 {[%emt 0:02:20] aiming for ...Bb4.} 18. Nxc3 {[%emt 0:00:05][%cal Be2c3,Bc3a4,Ba4c5][%mdl 32]} Bb4 {[%emt 0:16:09]} (18... Qe7 $1 $17 {Strongly threatening ...Bb4.} 19. Na4 g6) 19. Na4 $36 {[%emt 0:00:33][%mdl 2048] White is pushing.} Kb8 {[%emt 0:02:24]} (19... Qe7 $11 {keeps the balance.} 20. Bb6 g5) 20. Bb6 {[%emt 0:05:01] White is more active.} ({White has to play} 20. Qf2 $1 $16 b5 21. Bc5) 20... c5 {[%emt 0:09:44][%mdl 64] Decoy} 21. Nxc5 {[%emt 0:05:31]} Qd4+ {[%emt 0:03:47][%mdl 8192]} (21... Qb5 $11 22. Qf2 (22. Nxe6 $2 Qxb6+ 23. d4 Qxe6 $19) (22. Bc7+ Ka7 $17) 22... Bc8) 22. Qf2 $2 {[%emt 0:00:06]} (22. Kf1 $18 Bxc5 23. Bxc5 Qxc5 24. Qxg7) 22... Qxf2+ {[%emt 0:01:35]} 23. Kxf2 {[%emt 0:00:03]} Bd5 {[%emt 0:01:44][%cal Od5f3]} 24. Be2 {[%emt 0:08:27][%cal Oc5a6] [#] And now Na6+! would win.} Bc6 {[%emt 0:08:10] [#]} 25. Na6+ $1 $16 {[%emt 0:06:22]} bxa6 {[%emt 0:03:06]} 26. Bxa5 {[%emt 0:00:10]} Rd7 {[%emt 0:09:30] White stays focused until the end.} (26... Kc8 $1 $14 27. Bxb4 a5 28. Bxa5 Rd5) 27. Bxb4 {[%emt 0:00:28][%cal Od3d4]} Rb7 {[%emt 0:00:22]} (27... Kc8 $16 {was called for.}) 28. d4 $18 {[%emt 0:01:47][%mdl 1024] White has strong compensation.} a5 {[%emt 0:02:20]} (28... Rd8 {is a better defense.}) 29. Bd6+ {[%emt 0:00:16] A strong pair of Bishops.} Ka7 {[%emt 0:01:30]} 30. Ra1 {[%emt 0:00:55]} Rb2 {[%emt 0:01:46][%cal Oc6e4]} 31. d5 {[%emt 0:07:27]} ({Not} 31. Rxa5+ Kb6 32. Rc5 Be4 $16) 31... Bb5 $2 {[%emt 0:00:23]} (31... Bb7 32. Bd3 (32. Rxa5+ Kb6 $18) 32... a4) 32. Rxa5+ {[%emt 0:00:14]} Kb6 {[%emt 0:00:04] [#]} 33. Rxb5+ $1 {[%emt 0:00:06]} Rxb5 {[%emt 0:00:04]} 34. Bxb5 {[%emt 0:00:06]} Kxb5 {[%emt 0:00:04][%mdl 4096] Endgame KR-KB} 35. Be7 {[%emt 0:00:14]} Rc8 {[%emt 0:05:59]} 36. e6 {[%emt 0:01:09] Hoping for d6.} Rxc2+ {[%emt 0:01:20]} 37. Kf3 {[%emt 0:00:05] Threatens to win with d6.} Rd2 {[%emt 0:01:04]} 38. d6 {[%emt 0:00:07] White mates.} Kc6 {[%emt 0:00:13]} 39. d7 {[%emt 0:00:21]} Kc7 {[%emt 0:00:13]} 40. Kf4 {[%emt 0:00:00]} ({Weaker is} 40. d8=B+ Kc6 41. h4 Rd4 $16) 40... Rd5 {[%emt 0:00:00]} 41. d8=Q+ {[%emt 0:03:36]} ({Less strong is} 41. d8=B+ Kc6 42. g3 Rd2 $16) 41... Rxd8 {[%emt 0:01:25]} 42. Bxd8+ {[%emt 0:00:05]} Kxd8 {[%emt 0:00:06]} 43. Kxf5 {[%emt 0:00:03] K3P-KPP} Ke7 {[%emt 0:00:12]} 44. Ke5 {[%emt 0:00:04]} Ke8 {[%emt 0:01:48]} 45. Kd6 {[%emt 0:00:15]} Kd8 {[%emt 0:00:06]} 46. h4 {[%emt 0:00:35]} h5 {[%emt 0:00:18]} 47. e7+ {[%emt 0:00:19]} Ke8 {[%emt 0:00:05]} 48. Ke6 {[%emt 0:00:06] Weighted Error Value: White=0.33/Black=0.52} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.8"]
[White "Chyzy, Jakub"]
[Black "Madajczak, Piotr"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2250"]
[BlackElo "1897"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,88,10,19,22,22,22,24,19,16,25,30,24,0,0,15,0,0,35,19,18,31,48,55,63,42,47,0,7,-14,-14,-12,-12,-12,-18,-16,-8,-17,0,0,0,-2,0,-2,0,0,0,0,0,-4,-4,-6,-6,-6,-7,-7,0,-7,0,0,0,0,0,-12,0,-6,-2,-5,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:10]} 3. Nc3 {[%emt 0:00:03]} Bg4 {[%emt 0:00:37]} 4. h3 {[%emt 0:00:03]} Bxf3 {[%emt 0:00:12]} 5. Qxf3 {[%emt 0:00:02]} e6 {[%emt 0:00:15]} 6. Be2 {[%emt 0:00:03]} Bc5 {[%emt 0:02:18] B11: Caro-Kann: Two Knights Variation.} 7. O-O {[%emt 0:02:47]} Ne7 {[%emt 0:02:00]} 8. Na4 {[%emt 0:02:43]} Bd6 {[%emt 0:02:03] White has an edge.} 9. d4 {[%emt 0:00:10]} dxe4 {[%emt 0:03:16]} 10. Qxe4 {[%emt 0:00:08]} Nd7 {[%emt 0:01:34]} 11. c4 {[%emt 0:12:24]} O-O {[%emt 0:05:38]} 12. Rd1 {[%emt 0:06:02]} Nf6 {[%emt 0:02:57]} 13. Qf3 {[%emt 0:02:10] [#]} Qa5 $146 {[%emt 0:06:22] Prevents Nc5} ({Predecessor:} 13... Re8 14. Nc3 Ng6 15. Bg5 h6 16. Bxf6 Qxf6 17. Qxf6 gxf6 18. d5 cxd5 19. cxd5 Red8 {½-½ Skytte,R (2354)-Jacobsen,M (2267) Odense IM-B 2022 (3)}) 14. Nc3 {[%emt 0:02:16]} Rad8 {[%emt 0:09:42][%cal Ba8d8,Bd8d7,Bd7d4][%mdl 32]} 15. Bd3 {[%emt 0:22:08]} Bb8 {[%emt 0:14:24]} 16. g3 {[%emt 0:08:28][%cal Ob2b4]} Rd7 {[%emt 0:16:29]} 17. Bd2 {[%emt 0:28:08][%cal Oc3d5]} Qd8 {[%emt 0:03:15]} 18. Bg5 {[%emt 0:03:22] This pair of bishops is nice.} Rxd4 {[%emt 0:20:17] The position is equal.} 19. Bxf6 {[%emt 0:00:43]} gxf6 {[%emt 0:00:06]} 20. Qxf6 {[%emt 0:03:09][%cal Od3h7] [#] Hoping for Bxh7+!} Ng6 {[%emt 0:05:18] Dodges Bxh7+} 21. Qxd8 {[%emt 0:00:36]} Rfxd8 {[%emt 0:00:01]} 22. Be2 {[%emt 0:01:04]} Be5 {[%emt 0:01:10]} 23. Rxd4 {[%emt 0:02:47]} Rxd4 {[%emt 0:00:03]} 24. Rd1 {[%emt 0:00:09] Wards off Rd2} Rxd1+ {[%emt 0:00:58]} 25. Nxd1 $11 {[%emt 0:00:11][%mdl 4096] Endgame KBN-KBN} Bd4 {[%emt 0:01:48]} 26. Kg2 {[%emt 0:00:03]} Ne5 {[%emt 0:00:19]} 27. f4 {[%emt 0:00:12]} Nd7 {[%emt 0:00:09]} 28. Kf3 {[%emt 0:00:23]} f5 {[%emt 0:00:34]} 29. Bd3 {[%emt 0:00:15]} h5 {[%emt 0:01:28]} 30. g4 {[%emt 0:03:21]} hxg4+ {[%emt 0:00:12]} 31. hxg4 {[%emt 0:00:03]} fxg4+ {[%emt 0:00:28]} 32. Kxg4 {[%emt 0:00:08]} Kf7 {[%emt 0:00:16]} 33. Kf3 {[%emt 0:00:32]} Nf6 {[%emt 0:00:30]} 34. b4 {[%emt 0:00:30]} Ke7 {[%emt 0:00:33]} 35. Ne3 {[%emt 0:00:44]} Bc3 {[%emt 0:01:11]} 36. Nc2 {[%emt 0:01:49]} b6 {[%emt 0:00:42]} 37. Be4 {[%emt 0:00:36]} Kd6 {[%emt 0:00:41]} 38. Ke3 {[%emt 0:00:37]} Ng4+ {[%emt 0:00:41]} 39. Kd3 {[%emt 0:00:21]} Bg7 {[%emt 0:00:09]} 40. Bg2 {[%emt 0:00:00]} Nf2+ {[%emt 0:00:00]} 41. Ke2 {[%emt 0:01:21]} Ng4 {[%emt 0:01:11]} 42. Bh3 {[%emt 0:00:24]} Nh6 {[%emt 0:06:03]} 43. Ne3 {[%emt 0:10:17]} e5 {[%emt 0:09:26]} 44. fxe5+ {[%emt 0:09:13]} Kxe5 {Weighted Error Value: White=0.05 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.9"]
[White "Kozlowski, Franciszek"]
[Black "Kacprzak, Kacper"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "1829"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,60,0,0,-8,-22,0,-8,-35,-10,-30,-29,-42,-51,-52,-37,-79,-79,-72,-70,-65,-64,-129,-106,-129,-127,-109,-121,-240,-248,-239,-227,-306,-264,-261,-262,-309,-204,-431,-431,-548,-371,-381,-382,-368,-378,-409,-389,-381,-381,-520,-536]} 1. d4 {[%emt 0:00:16]} Nf6 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:03]} 3. g3 {[%emt 0:00:04]} d5 {[%emt 0:00:37]} 4. Nf3 {[%emt 0:01:04]} dxc4 {[%emt 0:00:04]} 5. Bg2 {[%emt 0:00:14]} c6 {[%emt 0:00:05]} 6. O-O {[%emt 0:00:51]} b5 {[%emt 0:00:52]} 7. a4 {[%emt 0:00:35] E04: Open Catalan: 5 Nf3.} Bb7 {[%emt 0:00:16]} 8. Ne5 {[%emt 0:02:25] [#] aiming for axb5.} a6 {[%emt 0:00:21]} 9. Nc3 {[%emt 0:02:02] The position is equal.} Qc8 {[%emt 0:01:11]} 10. Qc2 {[%emt 0:06:42]} Nbd7 {[%emt 0:01:42]} 11. Bf4 {[%emt 0:04:52]} Be7 {[%emt 0:01:54]} 12. Rfd1 {[%emt 0:07:48]} O-O {[%emt 0:01:39]} (12... Nd5 {is interesting.} 13. Ne4 N7f6 14. Nc5 Nxf4 15. gxf4 Nd5) 13. e4 {[%emt 0:01:29]} Nxe5 {[%emt 0:11:32]} 14. Bxe5 {[%emt 0:00:10]} Nd7 {[%emt 0:25:56] Threatens to win with ...Nxe5.} 15. Bf4 {[%emt 0:00:19] [#]} Rd8 $146 {[%emt 0:05:38]} ({Predecessor:} 15... e5 16. dxe5 Nc5 17. Bf1 Qe6 18. axb5 axb5 19. Rxa8 Rxa8 20. Ne2 Nb3 21. h4 Bc5 {½-½ Fawole,J-Mihajlov,S (2185) Gibraltar Challengers-B 12th 2014 (3)}) 16. d5 {[%emt 0:12:35] Black converts the advantage convincingly.} ({Better is} 16. h4 $15) 16... e5 {[%emt 0:09:08]} 17. d6 {[%emt 0:06:48]} Bf8 {[%emt 0:00:26]} 18. Bg5 {[%emt 0:05:46] [#]} Nf6 $1 {[%emt 0:00:18][%cal Bd7f6,Bf6g4,Bg4e5,Be5d3][%mdl 32]} 19. f4 {[%emt 0:04:25]} (19. Bxf6 $17 gxf6 20. Qe2 (20. axb5 axb5 21. Rxa8 Bxa8 $17) 20... Rxd6 21. Rxd6 Bxd6 22. Nd1) 19... Rxd6 $19 {[%emt 0:05:03]} (19... Bxd6 20. Rxd6 Rxd6 21. fxe5 $16) 20. fxe5 {[%emt 0:02:31]} Rxd1+ {[%emt 0:00:04]} 21. Rxd1 {[%emt 0:00:23]} Ng4 {[%emt 0:00:05]} 22. Bh3 {[%emt 0:02:48]} Qe6 {[%emt 0:01:53]} 23. Qd2 {[%emt 0:01:51]} Re8 {[%emt 0:06:42] And now ...b4 would win.} 24. Ne2 $2 {[%emt 0:13:26]} (24. Bxg4 {is a better defense.} Qxg4 25. Qd7 Qxd7 26. Rxd7) 24... Bc8 {[%emt 0:04:09]} (24... bxa4 $2 25. Nd4 Bc5 26. Be3 $19) (24... Bc5+ $2 25. Kg2 $19) 25. Qd4 {[%emt 0:14:28] Prevents Bc5.} Qxe5 {[%emt 0:02:44]} 26. Qxe5 {[%emt 0:00:22]} Nxe5 {[%emt 0:00:09]} (26... Rxe5 $2 {perishes.} 27. Rd8 Rxg5 28. Rxc8 $19) 27. Bxc8 {[%emt 0:01:27]} Rxc8 {[%emt 0:00:04]} 28. Be3 {[%emt 0:00:46]} Re8 {[%emt 0:01:40]} (28... bxa4 $2 {loses.} 29. Ra1 $19) 29. axb5 {[%emt 0:02:14]} axb5 {[%emt 0:00:05]} (29... cxb5 $2 {too greedy.} 30. Nf4 $19) 30. Ra1 {[%emt 0:00:14]} Nd3 {[%emt 0:00:31][%csl LRb2,LRe4] Weighted Error Value: White=0.46/Black=0.20 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.10"]
[White "Luberanski, Jakub"]
[Black "Kotowicz, Kamil"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2242"]
[BlackElo "1828"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,105,0,22,14,39,39,51,0,52,33,45,4,4,7,40,2,127,141,130,110,110,106,103,112,110,99,104,116,112,114,118,125,118,109,104,107,140,125,116,116,104,114,143,148,147,147,138,108,97,105,148,141,154,157,130,63,101,110,142,167,164,143,233,144,255,264,275,290,370,360,556,294,309,316,617,605,719,658,2657,2321,29975,29976,29976,29977,29976,29978,29978,29979,29982,29979,29983,29984]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:21]} 2. c4 {[%emt 0:00:10]} e6 {[%emt 0:00:10]} 3. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:08]} 4. e3 {[%emt 0:00:04]} Be7 {[%emt 0:02:52]} 5. Be2 {[%emt 0:00:27]} O-O {[%emt 0:01:18]} 6. O-O {[%emt 0:00:17]} c5 {[%emt 0:03:58]} 7. cxd5 {[%emt 0:00:17]} Nxd5 {[%emt 0:00:31]} 8. Nc3 {[%emt 0:00:06]} Nc6 {[%emt 0:03:10]} 9. e4 {[%emt 0:05:58] D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} Nb6 {[%emt 0:06:59][%cal Rc5d4]} 10. dxc5 {[%emt 0:04:35]} Bxc5 {[%emt 0:05:11] [#]} 11. Qc2 $146 {[%emt 0:03:11]} (11. Bf4 $14) ({Predecessor:} 11. Be3 Bxe3 12. fxe3 Qe7 13. Rc1 Nd7 14. Qe1 Nde5 15. Qg3 f6 16. a3 Bd7 17. b4 {½-½ Ozols,K-Koshnitsky,G AUS-ch Adelaide 1960 (13)}) 11... Qe7 {[%emt 0:01:59]} (11... e5 $11) 12. e5 $14 {[%emt 0:04:58]} Nd4 {[%emt 0:13:20]} 13. Qe4 {[%emt 0:08:01]} Nxe2+ {[%emt 0:02:15]} 14. Qxe2 {[%emt 0:00:41]} h6 {[%emt 0:04:31] Prevents Bg5} 15. Ne4 {[%emt 0:04:22][%cal Oc1h6]} Bd7 {[%emt 0:02:54] [#]} (15... Nd5 $11 {remains equal.}) 16. Bxh6 $1 $16 {[%emt 0:11:43][%mdl 512]} gxh6 {[%emt 0:09:23]} 17. Qc2 {[%emt 0:01:18]} Kg7 {[%emt 0:00:19] Against Nf6} 18. Qxc5 {[%emt 0:03:13]} ({But not} 18. Nxc5 Rac8 19. b4 Na4 $14) 18... Qxc5 {[%emt 0:00:41]} 19. Nxc5 {[%emt 0:00:04]} Bc6 {[%emt 0:01:03]} 20. Nd4 $1 {[%emt 0:00:41]} Bd5 {[%emt 0:01:02]} 21. b3 {[%emt 0:00:25]} a6 {[%emt 0:01:58]} 22. Rac1 {[%emt 0:00:08] White is more active.} Rac8 {[%emt 0:00:13][%cal Od5c4]} 23. Rfd1 {[%emt 0:00:52]} Rfd8 {[%emt 0:02:07]} 24. f4 {[%emt 0:01:01]} Nd7 {[%emt 0:02:21]} 25. Nd3 {[%emt 0:04:02][%cal Bc5d3,Bd3c1,Bc1e2][%mdl 32]} Kf8 {[%emt 0:03:07]} 26. Rxc8 {[%emt 0:02:28]} Rxc8 {[%emt 0:00:06]} 27. Rc1 {[%emt 0:00:37]} Rxc1+ {[%emt 0:00:40]} 28. Nxc1 {[%emt 0:00:03][%mdl 4096] Endgame KBN-KNN} Nc5 {[%emt 0:02:17]} 29. Kf2 {[%emt 0:00:45]} Kg7 {[%emt 0:00:38]} 30. g3 {[%emt 0:00:10]} Kg6 {[%emt 0:00:35]} 31. b4 {[%emt 0:03:12]} Ne4+ {[%emt 0:02:07]} 32. Ke3 {[%emt 0:00:21] Nce2 is the strong threat.} Kh5 {[%emt 0:00:58]} 33. Nce2 {[%emt 0:18:01] Hoping for f5.} Kg4 {[%emt 0:05:09] [#]} 34. f5 $1 {[%emt 0:01:21][%mdl 512] Strongly threatening fxe6.} Ng5 {[%emt 0:02:10] [#]} (34... exf5 $2 35. h3+ Kxh3 36. Nf4+ (36. Nxf5 Kh2 $16) 36... Kg4 37. Nxd5 $18) 35. fxe6 {[%emt 0:02:27]} (35. h4 $1 $16 {[%cal Rh4g5]} Nh7 36. Nc3) 35... Nxe6 {[%emt 0:02:01]} 36. a3 {[%emt 0:03:35]} Bc4 {[%emt 0:02:24]} 37. Nxe6 {[%emt 0:02:01]} Bxe6 {[%emt 0:01:15] KB-KN} 38. Nf4 {[%emt 0:00:51] Threatens to win with Nxe6.} Bd7 {[%emt 0:00:32]} (38... Bb3 $16) 39. Kd4 {[%emt 0:07:40] Kc5 would be deadly.} Bc6 {[%emt 0:04:47]} (39... h5 $16 {is a better defense.} 40. Kc5 Bb5 41. h3+ Kg5) 40. Kc5 $18 {[%emt 0:00:00]} Kf5 {[%emt 0:00:00] [#]} 41. Kd6 {[%emt 0:01:18]} Bb5 {[%emt 0:03:27]} 42. Nd5 {[%emt 0:03:09]} Bd3 {[%emt 0:02:23]} (42... h5 $142 43. Nf6 Be2) 43. Nf6 {[%emt 0:00:41]} Bb5 {[%emt 0:02:58]} 44. Ng8 {[%emt 0:00:40]} Kg5 {[%emt 0:01:07]} (44... h5 45. Nf6 Be2) 45. h4+ {[%emt 0:00:49]} Kh5 {[%emt 0:04:46] [#]} 46. g4+ $1 {[%emt 0:04:24][%mdl 576] Decoy} Kxg4 {[%emt 0:01:36]} (46... Kg6 47. Ne7+) 47. Nxh6+ {[%emt 0:00:02]} Kxh4 {[%emt 0:00:07]} 48. Nxf7 {[%emt 0:00:02] White mates.} Kg4 {[%emt 0:00:10]} 49. Nd8 {[%emt 0:01:54]} b6 {[%emt 0:00:11]} 50. e6 {[%emt 0:00:04][%cal Be5e6,Be6e7][%mdl 32]} Kf5 {[%emt 0:00:11]} 51. e7 {[%emt 0:00:04]} Kf6 {[%emt 0:00:04]} 52. Ne6 {[%emt 0:00:15]} Kf7 {[%emt 0:00:42]} 53. Nc7 {[%emt 0:00:07] Weighted Error Value: White=0.13 (very precise) /Black=0.46} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.11"]
[White "Smetek, Michal"]
[Black "Ochedzan, Tymon"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1787"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,123,34,30,44,2,0,0,13,0,0,0,-8,0,0,-1,0,0,0,0,0,0,14,14,0,0,17,0,36,43,29,35,31,23,48,27,113,104,99,77,72,70,74,63,79,76,197,210,283,289,243,218,752,478,543,483,540,514,564,629,29973,29974,29974,29975,29971,29973,29972,29971,29971,29972,29972,29973,29971,29962,29955,12847,8398,2539,29976,29977,29977,29978,29975,29978,29982,29983,29984,29973,29972,29964,29978,29979,29978,1233,214,199,347,0,29973,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:06]} c5 {[%emt 0:00:03]} 3. d5 {[%emt 0:00:08]} b5 {[%emt 0:00:10]} 4. cxb5 {[%emt 0:02:02]} a6 {[%emt 0:00:21]} 5. b6 {[%emt 0:00:14]} g6 {[%emt 0:02:08]} 6. Nc3 {[%emt 0:00:34]} d6 {[%emt 0:02:22]} 7. Nf3 {[%emt 0:01:25]} Bg7 {[%emt 0:00:29][%cal Oe8g8] A57: Benko/Volga Gambit.} 8. Nd2 {[%emt 0:02:25]} Nbd7 {[%emt 0:03:28]} 9. e4 {[%emt 0:01:07]} O-O {[%emt 0:02:31]} 10. Be2 {[%emt 0:04:39]} Nxb6 {[%emt 0:04:04]} 11. O-O {[%emt 0:01:26]} e6 {[%emt 0:05:51]} 12. dxe6 {[%emt 0:08:06]} Bxe6 {[%emt 0:01:00]} 13. a4 {[%emt 0:00:26]} d5 {[%emt 0:06:19]} 14. a5 {[%emt 0:03:57] [#]} Nbd7 $146 {[%emt 0:05:28]} ({Predecessor:} 14... d4 15. axb6 dxc3 16. b7 cxb2 17. Bxb2 Ra7 18. Bxa6 Qb6 19. Rb1 Qxa6 20. Bxf6 Rxb7 21. Bxg7 Kxg7 22. Rxb7 Qxb7 {½-½ Ertbjerg,P (1925)-Nielsen,M (2062) Valby K41 Aabent-ch 1011 2010 (7)}) 15. exd5 {[%emt 0:02:19]} Nxd5 {[%emt 0:00:13]} ({Don't do} 15... Bxd5 16. Nxd5 Nxd5 17. Nc4 $14) 16. Nde4 {[%emt 0:21:00]} Nb4 {[%emt 0:06:30]} 17. Be3 {[%emt 0:11:42]} Qc7 {[%emt 0:05:55]} 18. Qa4 {[%emt 0:04:23]} Rab8 {[%emt 0:02:09]} 19. Rac1 {[%emt 0:02:10]} Bf5 {[%emt 0:05:33]} 20. Rfd1 {[%emt 0:01:59]} Be5 {[%emt 0:17:28]} 21. h3 {[%emt 0:04:27]} Rfd8 {[%emt 0:03:28]} 22. g4 {[%emt 0:04:10][%cal Bg2g4,Bg4g5][%mdl 32]} Be6 {[%emt 0:03:52]} 23. Ng5 $1 {[%emt 0:01:01]} Nf6 {[%emt 0:03:06]} (23... Bf4 $1 $11 {remains equal.} 24. Nxe6 fxe6) 24. Nxe6 $16 {[%emt 0:02:44]} fxe6 {[%emt 0:00:03]} 25. g5 {[%emt 0:04:39]} Rxd1+ {[%emt 0:02:58]} 26. Qxd1 {[%emt 0:02:15]} Nfd5 {[%emt 0:01:11]} 27. Nxd5 {[%emt 0:01:59]} Nxd5 {[%emt 0:00:05]} 28. Bxc5 {[%emt 0:03:05]} Bf4 {[%emt 0:03:21] [#]} (28... Bxb2 $16 29. Bg4 Nf4) 29. Bg4 $1 $18 {[%emt 0:01:55] This pair of bishops is nice.} Re8 {[%emt 0:05:20] [#]} (29... Qe5 30. Qe1) 30. Bxe6+ $1 {[%emt 0:02:40][%mdl 576] Remove Defender} Rxe6 {[%emt 0:00:03]} 31. Qxd5 {[%emt 0:00:06]} Qf7 {[%emt 0:02:08]} (31... Qe5 32. Rd1 Bxg5) 32. Rd1 {[%emt 0:00:19] Qa8+ would kill now.} Re1+ {[%emt 0:01:17]} 33. Kg2 $1 {[%emt 0:00:10]} Rxd1 {[%emt 0:00:10]} 34. Qxd1 {[%emt 0:00:22]} Bxg5 {[%emt 0:00:58][%mdl 4096] Endgame KQB-KQB} 35. b4 {[%emt 0:00:35]} (35. Qf3 Be7 $18) 35... Be7 {[%emt 0:02:12] [#]} 36. Bxe7 {[%emt 0:03:53][%mdl 64] Deflection} Qxe7 {[%emt 0:00:02] KQ-KQ} 37. Qd5+ {[%emt 0:00:08]} Kg7 {[%emt 0:00:53]} 38. b5 {[%emt 0:00:49]} axb5 {[%emt 0:00:53]} 39. a6 {[%emt 0:00:37]} Kh6 {[%emt 0:00:44]} 40. Qxb5 {[%emt 0:00:00]} Qe4+ {[%emt 0:00:00]} 41. Kg1 {[%emt 0:09:07]} Qe1+ {[%emt 0:05:08] [#]} 42. Qf1 $1 {[%emt 0:00:08]} Qc3 {[%emt 0:02:10]} 43. Qe2 {[%emt 0:00:55] Intending Qe3+ and mate.} ({Weaker is} 43. a7 Qa3 $11) 43... Qc1+ {[%emt 0:01:23]} 44. Kg2 {[%emt 0:02:02] White threatens Qe3+ and mate.} Qc6+ {[%emt 0:03:06]} 45. f3 {[%emt 0:05:30]} Qc5 {[%emt 0:00:27]} 46. Qd2+ {[%emt 0:01:00]} Kg7 {[%emt 0:01:32]} 47. h4 {[%emt 0:03:13]} Qa7 {[%emt 0:03:58]} 48. Qb2+ {[%emt 0:06:42]} Kh6 {[%emt 0:01:16]} 49. Qa2 {[%emt 0:01:09]} Kg7 {[%emt 0:01:25]} 50. Qa1+ {[%emt 0:00:41]} Kh6 {[%emt 0:04:04]} 51. Qf6 {[%emt 0:00:07]} Qc7 {[%emt 0:01:35]} 52. Kh3 {[%emt 0:02:03]} (52. Qd4 $142 Qc2+ 53. Kg3 Qe2 54. a7 Qe1+ 55. Kg2 Qe2+ 56. Kg3 Qe1+ 57. Qf2) 52... Qd7+ {[%emt 0:01:58]} 53. Kg3 {[%emt 0:00:34]} Qa7 {[%emt 0:00:13]} 54. Kg2 {[%emt 0:04:13] Inhibits Qg1+.} (54. Qg5+ $18 Kg7 55. Qe5+ Kh6 56. Qf4+ Kg7 57. Qc4 Qg1+ 58. Kf4) 54... Qc7 {[%emt 0:00:15]} 55. Kf2 $2 {[%emt 0:01:03]} (55. Qd4 {mates} Qc2+ 56. Kg3 Qe2 57. a7 Qe1+ 58. Qf2 Qa5 59. Qe3+ Kg7 60. Qe7+ Kh6 61. Qf8+ Kh5 62. a8=Q) 55... Qh2+ $11 {[%emt 0:04:16] The position is equal.} 56. Ke3 {[%emt 0:00:23]} Qg1+ {[%emt 0:00:08]} 57. Ke4 {[%emt 0:00:28][%cal Of6g5] White wants to mate with Qg5+!} Qb1+ {[%emt 0:02:29]} 58. Kd5 {[%emt 0:00:55]} Qb5+ {[%emt 0:00:34]} 59. Ke4 {[%emt 0:00:47][%cal Of6g5] Threatening mate with Qg5+!} Qb1+ {[%emt 0:00:03]} 60. Ke3 {[%emt 0:01:00]} Qe1+ {[%emt 0:01:56]} 61. Kd3 {[%emt 0:00:50] And now Qf4+ would win.} Qd1+ {[%emt 0:00:14]} 62. Ke4 {[%emt 0:01:34] Blacks defense is rewarded with a draw. An interesting game.   Weighted Error Value: White=0.26 (precise) /Black=0.32} (62. Kc4 $5 Qa4+ $8 63. Kc5 Qa5+ 64. Kc4 Qa4+ 65. Kd5 Qb5+ 66. Ke4 Qe2+ 67. Kf4 Qd2+ 68. Kg4 Qg2+ 69. Kf4 Qd2+ 70. Ke5 Qe2+ 71. Kf4 Qd2+ $11) 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.12"]
[White "Kacprzak, Karol"]
[Black "Lis, Maksymilian"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2221"]
[BlackElo "1784"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,120,42,34,38,0,20,12,31,26,23,27,42,33,37,32,47,41,42,39,39,29,47,38,39,39,39,28,39,36,51,55,70,56,52,0,63,0,55,42,38,38,43,8,16,0,26,23,36,36,36,0,0,0,45,15,20,20,42,0,0,0,0,0,0,0,11,3,951,889,1207,1184,1121,1008,1008,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:10]} c5 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:18]} e6 {[%emt 0:00:19]} 3. d4 {[%emt 0:00:12]} cxd4 {[%emt 0:00:12]} 4. Nxd4 {[%emt 0:00:06]} a6 {[%emt 0:00:07]} 5. Bd3 {[%emt 0:00:27]} Nc6 {[%emt 0:00:24]} 6. Nxc6 {[%emt 0:04:35]} dxc6 $1 {[%emt 0:00:13] The main line 6...dxc6 scores better than 6...bxc6.} 7. a4 {[%emt 0:02:12]} e5 {[%emt 0:01:54]} 8. O-O {[%emt 0:01:35]} Bc5 {[%emt 0:02:03] B42: Sicilian: Kan Variation: 5 Bd3.} 9. Qf3 {[%emt 0:09:38]} Nf6 {[%emt 0:02:20]} 10. Be3 {[%emt 0:04:54]} Qe7 {[%emt 0:02:19]} 11. a5 {[%emt 0:03:48]} O-O {[%emt 0:02:30]} 12. Nc3 {[%emt 0:02:54] [#]} Be6 $146 {[%emt 0:06:26]} ({Predecessor:} 12... Ng4 13. Bxc5 Qxc5 14. Qe2 Be6 15. Qe1 Rad8 16. Na4 Qe7 17. Qc3 Qg5 18. Be2 Nf6 {½-½ Berzinsh,R (2428)-Miezis,N (2468) LAT-ch Riga 2017 (5)}) 13. Na4 {[%emt 0:02:35]} Bxe3 {[%emt 0:00:27]} 14. Qxe3 {[%emt 0:00:03]} Nd7 {[%emt 0:00:16]} 15. Qe1 {[%emt 0:04:29]} Rfe8 {[%emt 0:09:18]} 16. Qc3 {[%emt 0:01:13]} Rad8 {[%emt 0:07:43]} 17. Rfe1 {[%emt 0:07:18]} Qd6 {[%emt 0:08:38]} 18. Bf1 {[%emt 0:17:32]} Qc7 {[%emt 0:16:54]} 19. Rad1 {[%emt 0:07:25]} Nf8 {[%emt 0:00:39]} 20. Nc5 {[%emt 0:02:29]} Bc8 21. Bc4 {[%emt 0:01:47]} Rxd1 {[%emt 0:10:56]} 22. Rxd1 {[%emt 0:00:02]} Be6 {[%emt 0:02:09]} 23. Be2 {[%emt 0:10:36] White has more active pieces.} Bc8 {[%emt 0:05:47]} 24. Bc4 {[%emt 0:02:24]} Be6 $1 {[%emt 0:00:12]} 25. Be2 {[%emt 0:02:01]} Bc8 $1 {[%emt 0:02:37]} 26. h3 {[%emt 0:03:48]} Ne6 {[%emt 0:00:47]} 27. Nxe6 {[%emt 0:00:14]} Bxe6 {[%emt 0:00:11]} 28. b4 {[%emt 0:00:15]} h6 {[%emt 0:02:31]} 29. Qd2 {[%emt 0:03:42]} Re7 {[%emt 0:02:42]} 30. Qd8+ {[%emt 0:03:05]} Qxd8 {[%emt 0:01:05]} 31. Rxd8+ $11 {[%emt 0:00:02][%mdl 4096] Endgame KRB-KRB} Kh7 {[%emt 0:00:09]} 32. Bg4 {[%emt 0:02:20]} Bxg4 {[%emt 0:00:21]} 33. hxg4 {[%emt 0:00:01] KR-KR} Kg6 {[%emt 0:00:23]} 34. Kf1 {[%emt 0:02:05]} Kg5 {[%emt 0:00:26]} 35. f3 {[%emt 0:00:04]} Rc7 {[%emt 0:00:26]} 36. Rd3 {[%emt 0:01:21]} Kf6 {[%emt 0:00:34]} 37. Ke2 {[%emt 0:00:22]} Ke7 {[%emt 0:00:06]} 38. Kd2 {[%emt 0:00:55]} f6 {[%emt 0:00:49]} 39. g3 {[%emt 0:00:28]} Rd7 {[%emt 0:00:47]} 40. Kc3 {[%emt 0:00:00]} Rxd3+ $4 {[%emt 0:00:00][%mdl 8192]} (40... g5 $11) 41. cxd3 {[%emt 0:04:02][%cal Bc2d3,Bd3d4][%mdl 32] KP-KP} g5 {[%emt 0:07:52]} 42. Kc4 {[%emt 0:05:43]} Kd7 {[%emt 0:00:52]} 43. d4 {[%emt 0:04:14]} Kc7 {[%emt 0:25:56] [#]} 44. f4 $2 {[%emt 0:06:46]} gxf4 {[%emt 0:03:36] The position is equal.} 45. gxf4 {[%emt 0:00:02]} exf4 {[%emt 0:00:11]} 46. Kd3 {[%emt 0:00:04] Threatens to win with Ke2.} b6 $1 {[%emt 0:03:05]} 47. Ke2 {[%emt 0:09:14] Black must now prevent axb6+.} bxa5 {[%emt 0:00:06]} 48. bxa5 {[%emt 0:00:02]} Kd6 {[%emt 0:01:51]} 49. Kf3 {[%emt 0:00:07]} c5 {[%emt 0:01:33]} 50. dxc5+ {[%emt 0:00:05]} Kxc5 {[%emt 0:00:01]} 51. Kxf4 {[%emt 0:00:07] K3P-K3P} Kd4 {[%emt 0:00:20]} 52. Kf5 {[%emt 0:00:44]} Ke3 {[%emt 0:00:54]} 53. Kxf6 {[%emt 0:01:05] [#] Threatening mate with e5.} Kxe4 {[%emt 0:00:04] KPP-KPP} 54. Kg6 {[%emt 0:00:23]} Kf4 {[%emt 0:00:05]} 55. Kxh6 {[%emt 0:00:34] g5 would kill now.} Kxg4 {[%emt 0:00:04] KP-KP} 56. Kg6 {[%emt 0:00:02]} Kf4 {[%emt 0:00:27]} 57. Kf6 {[%emt 0:00:06]} Kg4 {[%emt 0:00:02]} 58. Ke6 {[%emt 0:00:36]} Kg5 {[%emt 0:00:06]} 59. Ke5 {[%emt 0:00:43]} Kg6 {[%emt 0:00:20]} 60. Ke6 {[%emt 0:00:15]} Kg5 {[%emt 0:00:10] Weighted Error Value: White=0.19 (very precise) /Black=0.07 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.13"]
[White "Pieczulis, Blazej"]
[Black "Kaliszuk, Kamil"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1784"]
[BlackElo "2217"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,110,0,11,-10,10,-39,0,-50,0,-57,0,0,-10,-28,6,-7,-3,-34,-18,-18,0,-5,23,31,4,-10,-3,-17,15,-76,-80,-147,-141,-160,-126,-129,-122,-114,-119,-120,-20,-23,-27,-37,0,0,0,-82,-85,-75,-81,-85,-75,-277,-302,-1032,-1048,-1024,-940,-12822,-12818,-9931,-8932,-5735,-5191,-1889,-1018,-1010,-1003,-975,-972,-960,-954,-945,-901,-879,-840,-842,-882,-1070,-992,-1373,-1260,-4805,-4710,-1604,-1629,-29984,-29985,-29985,-29986]} 1. d4 {[%emt 0:00:19]} d5 {[%emt 0:00:44]} 2. c4 {[%emt 0:00:31]} e6 {[%emt 0:00:14]} 3. Nf3 {[%emt 0:02:57]} c6 {[%emt 0:03:08]} 4. e3 {[%emt 0:03:03]} Nf6 {[%emt 0:00:37]} 5. Nc3 {[%emt 0:05:06]} Nbd7 {[%emt 0:02:08]} 6. Be2 {[%emt 0:05:31]} Bd6 {[%emt 0:02:22]} 7. O-O {[%emt 0:05:39]} O-O {[%emt 0:04:02]} 8. b3 {[%emt 0:03:26]} b6 {[%emt 0:02:52]} 9. Bb2 {[%emt 0:04:07]} Bb7 {[%emt 0:01:01]} 10. Bd3 {[%emt 0:02:30]} c5 {[%emt 0:09:53]} 11. cxd5 {[%emt 0:09:51]} exd5 {[%emt 0:04:41] [#]} 12. Bb5 $146 {[%emt 0:08:58] E14: Queen's Indian: Classical Variation (4 e3).} ({Predecessor:} 12. Rc1 Rc8 13. Ne2 Ne4 14. Ng3 f5 15. Qe2 Rc7 16. Rfd1 Qe7 17. Ba6 Ba8 18. Bb5 g6 19. Bxd7 Rxd7 20. Ba1 f4 21. dxc5 Bxc5 22. Nxe4 Qxe4 {0-1 Suleymenov,A (2440)-Adly,A (2588) Wch Rapid Almaty 2022 (12)}) 12... Rc8 {[%emt 0:06:26]} 13. Qd3 {[%emt 0:06:28]} (13. Qe2 $11 {is more appropriate.}) 13... Qe7 {[%emt 0:14:13][%cal Oa7a6]} (13... a6 $5 {[%cal Ra6b5]} 14. Bxd7 (14. Bxa6 c4 $17) 14... Qxd7 $15) 14. Rfd1 {[%emt 0:11:12]} (14. Qe2 $11) 14... Rfd8 {[%emt 0:05:23]} ({Black should try} 14... a6 $15 15. Bxd7 (15. Bxa6 c4 $17) 15... c4) 15. Rac1 {[%emt 0:05:55]} (15. Qe2 $11) 15... Nf8 {[%emt 0:03:46]} (15... c4 $15 16. bxc4 a6 {[%mdl 64] Deflection}) 16. dxc5 {[%emt 0:02:10]} bxc5 {[%emt 0:02:00][%cal Oa7a6]} 17. Qf5 {[%emt 0:02:09]} Rb8 {[%emt 0:07:27][%cal Od5d4]} 18. Be2 {[%emt 0:06:54]} Bc6 {[%emt 0:05:42] Prevents Nb5.} 19. Qc2 {[%emt 0:01:49]} (19. Na4 {is more complex.} Ne4 20. Nc3 g6 21. Qh3) 19... Ne6 {[%emt 0:03:00][%cal Od5d4] ...d4! would be deadly.} 20. Nb1 {[%emt 0:04:02]} Ne4 {[%emt 0:01:59][%cal Od5d4]} 21. Nbd2 {[%emt 0:00:12]} N6g5 {[%emt 0:01:57]} 22. Nxg5 {[%emt 0:00:58]} Nxg5 {[%emt 0:00:45][%cal Be4g5,Bg5e6,Be6f4][%mdl 32]} (22... Qxg5 23. f4 Qe7 24. Nxe4 dxe4 25. Rxd6 Rxd6 26. Be5 $16 (26. Qxc5 Rbd8 $14)) 23. h4 {[%emt 0:03:14]} Ne6 {[%emt 0:00:56]} 24. Nf3 {[%emt 0:00:05]} d4 {[%emt 0:05:54]} 25. Qf5 {[%emt 0:04:39]} (25. exd4 $11 {keeps the balance.} Bf4 26. Ra1) 25... g6 $17 {[%emt 0:02:27]} 26. Qg4 {[%emt 0:00:24] [#]} (26. Qc2 $142) 26... h5 $1 {[%emt 0:00:59]} 27. Qh3 {[%emt 0:00:05]} dxe3 {[%emt 0:00:21]} 28. fxe3 {[%emt 0:00:27] [#]} Nf4 $1 {[%emt 0:01:06][%mdl 512]} 29. exf4 {[%emt 0:00:01] And now Ne5 would win.} Qxe2 {[%emt 0:00:02]} 30. Bf6 {[%emt 0:00:14]} Qe3+ {[%emt 0:03:07]} (30... Bxf4 $17 31. Re1 Qxa2 32. Bxd8 Rxd8) 31. Kh1 $11 {[%emt 0:00:08]} Re8 $36 {[%emt 0:00:58][%mdl 2048] Black has some pressure.} 32. Bg5 {[%emt 0:01:58] Hoping for f5.} f6 {[%emt 0:03:38]} ({Don't play} 32... Bxf4 $6 33. Re1 Bxg5 34. Rxe3 Bxe3 35. Re1) 33. Re1 {[%emt 0:00:57]} Qf2 {[%emt 0:00:11]} 34. Rf1 {[%emt 0:00:05]} (34. Re6 $11 Bxf3 35. Rxf6) 34... Qb2 $17 {[%emt 0:00:39]} 35. Rb1 {[%emt 0:00:15]} Qxa2 {[%emt 0:01:00] Black is much more active.} 36. Bxf6 {[%emt 0:00:17]} Bxf4 {[%emt 0:01:13] This pair of bishops is nice.} ({Much worse is} 36... Rxb3 $6 37. Qg3 Be4 38. Ra1 $11) 37. Ra1 $2 {[%emt 0:01:07] Now White is beyond hope.} (37. Bg5 $17 Bxg5 38. Nxg5) 37... Qxb3 $19 {[%emt 0:00:55][%cal Oa7a5]} 38. Ng5 $2 {[%emt 0:01:05]} (38. Rxa7 Rb7 39. Rxb7 Qxb7 40. Re1) 38... Bxg5 {[%emt 0:00:49]} 39. Qxb3+ {[%emt 0:00:33]} Rxb3 {[%emt 0:00:09]} 40. Bxg5 {[%emt 0:00:00]} Re2 {[%emt 0:00:00] ( -> ...Rh3+)} 41. Rf3 {[%emt 0:08:54] Prevents Rh3+.} Bxf3 {[%emt 0:01:27]} 42. gxf3 {[%emt 0:00:02]} Rxf3 {[%emt 0:00:12][%mdl 4096] Endgame KRR-KRB} 43. Rb1 {[%emt 0:00:02]} Re8 {[%emt 0:00:55] White must now prevent ...Re2.} 44. Kg2 {[%emt 0:00:08]} Rf7 {[%emt 0:00:06][%cal Bf3f7,Bf7b7,Bb7b3][%mdl 32]} 45. Rc1 {[%emt 0:00:22]} Rc8 {[%emt 0:00:07]} 46. Rc4 {[%emt 0:00:06]} Rb7 {[%emt 0:00:13]} 47. Kf3 {[%emt 0:00:34]} Rb3+ {[%emt 0:00:12]} 48. Ke2 {[%emt 0:00:22]} Rb4 {[%emt 0:00:08]} 49. Rc1 {[%emt 0:00:09]} c4 {[%emt 0:00:08] aiming for ...c3.} 50. Ke3 {[%emt 0:00:16]} c3 {[%emt 0:00:09]} 51. Kd3 {[%emt 0:00:04] [#]} c2 $1 {[%emt 0:00:10]} 52. Rf1 {[%emt 0:00:15] [#]} (52. Be7 Rg4) 52... c1=Q $1 {[%emt 0:00:36]} 53. Bxc1 {[%emt 0:00:05]} Rb1 {[%emt 0:00:08]} 54. Kd2 {[%emt 0:00:12] [#]} Rbxc1 $1 {[%emt 0:00:08]} 55. Rxc1 {[%emt 0:00:06]} Rxc1 {[%emt 0:00:06] Weighted Error Value: White=0.51/Black=0.25 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.14"]
[White "Malik, Maciej"]
[Black "Krasniewski, Szymon"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2163"]
[BlackElo "1771"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,140,42,46,22,17,0,12,11,14,-16,-14,-52,-56,-106,-102,-90,-89,-97,-77,-98,-120,-164,-166,-167,-144,-226,-214,-297,-119,-129,-112,-121,-74,-80,-79,-109,-27,-48,-53,-104,0,12,23,6,0,0,0,0,0,-182,-209,-176,-91,-95,-35,-460,-283,-660,-257,-246,-254,-245,-247,-245,-237,-265,-254,-254,-173,-191,-191,-260,-169,-169,-169,-262,-262,-263,-272,-243,-268,-260,-236,-242,-242,-235,-235,-355,-314,-314,-273,-483,-483,-476,-336,-468,-351,-496,-496,-745,-739,-655,-598,-4133,-4133,-4133,-4133,-4133,-4133,-4133,-4133,-29977,-29978,-29980,-29981,-29981,-29982,-29982,-29981,-29983,-29984,-29985,-29986,-29986,-29987,-29987,-29988,-29988,-29989,-29989,-29990,-29990,-29991]} 1. e4 {[%emt 0:01:20]} g6 {[%emt 0:00:06]} 2. d4 {[%emt 0:02:33]} Bg7 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:01:39]} d6 {[%emt 0:00:14]} 4. Be3 {[%emt 0:01:03]} Nd7 {[%emt 0:00:15]} 5. Be2 {[%emt 0:03:27]} a6 {[%emt 0:05:00]} 6. Nf3 {[%emt 0:09:00] B06: Modern Defence.} b5 {[%emt 0:00:31]} 7. a3 {[%emt 0:00:37]} Bb7 {[%emt 0:00:12]} 8. O-O {[%emt 0:02:24] The position is equal.} c5 {[%emt 0:03:28]} 9. d5 {[%emt 0:04:18]} Ngf6 10. Nd2 {[%emt 0:03:09]} O-O {[%emt 0:01:36]} 11. f3 {[%emt 0:07:53]} (11. Bf4 $15) 11... e6 $17 {[%emt 0:05:29]} 12. dxe6 {[%emt 0:09:14]} fxe6 {[%emt 0:00:06] [#]} 13. Nb3 $146 {[%emt 0:00:19]} ({Predecessor:} 13. Bg5 h6 14. Bh4 Qc7 15. Na2 Nh5 16. c3 g5 17. Bf2 Nf4 18. Nc1 c4 19. g3 Nh3+ {½-½ Bezak,R (1689)-Janicek,J (1595) SVK-chT3B2 1516 2015 (11.4)}) 13... Qc7 {[%emt 0:03:50]} 14. Qd2 {[%emt 0:16:29]} d5 {[%emt 0:02:33]} 15. exd5 {[%emt 0:00:23]} exd5 {[%emt 0:03:14]} ({Stronger than} 15... Nxd5 16. Nxd5 Bxd5 17. Rad1 $15) 16. Nd1 {[%emt 0:01:12]} d4 {[%emt 0:03:17]} 17. Bf2 {[%emt 0:04:33]} (17. Bg5 $17) 17... Nh5 $19 {[%emt 0:15:29]} 18. Na5 {[%emt 0:08:56]} Nf4 {[%emt 0:10:26]} (18... Be5 $19 19. g3 Bxf3) 19. Nxb7 $17 {[%emt 0:02:53]} Qxb7 {[%emt 0:00:37]} 20. Bd3 {[%emt 0:02:08]} Nxd3 {[%emt 0:01:02]} (20... Rae8 $142 {Threatens to win with ...c4.} 21. Bg3 Nxd3 22. cxd3 c4) 21. cxd3 {[%emt 0:01:32]} Rac8 {[%emt 0:14:13] Black is more active.} 22. a4 {[%emt 0:07:56]} Rf5 {[%emt 0:09:05]} ({Black should try} 22... Ne5 $17 {[%cal Of8f3] White must now prevent ...Rxf3!} 23. Bg3 c4) 23. axb5 {[%emt 0:00:45]} axb5 {[%emt 0:00:09][%cal Ba6b5,Bb5c4,Bc4c3][%mdl 32]} 24. Re1 {[%emt 0:01:53]} (24. b3 $15) 24... Nf8 {[%emt 0:06:56]} (24... c4 $1 $17 {aiming for ...Nc5.} 25. Qe2 Ne5 26. dxc4 bxc4) 25. b3 {[%emt 0:04:22]} Qf7 {[%emt 0:03:59]} 26. Qa2 {[%emt 0:00:16]} c4 $36 {[%emt 0:03:49][%mdl 2048] Black is pushing.} 27. bxc4 {[%emt 0:00:50]} bxc4 {[%emt 0:00:04]} 28. Qa6 {[%emt 0:01:14]} Rfc5 {[%emt 0:04:54]} 29. Nb2 $2 {[%emt 0:00:47]} (29. dxc4 $11 Qxc4 30. Qxc4+ Rxc4 31. Nb2) 29... c3 $19 {[%emt 0:00:46]} 30. Nc4 {[%emt 0:00:13] [#]} Rxc4 {[%emt 0:00:59]} (30... R5c6 $1 $19 {[%cal Rc6a6]} 31. Qa3 Rxc4 32. dxc4 Qxc4) 31. dxc4 $17 {[%emt 0:00:01]} Qxc4 {[%emt 0:00:24]} 32. Qb7 {[%emt 0:01:06][%mdl 8192] This move loses the game for White.} (32. Qxc4+ $15 Rxc4 33. Re4) 32... Rc7 {[%emt 0:00:53]} 33. Qb8 {[%emt 0:01:09]} (33. Ra4 Qxa4 34. Qxc7) 33... d3 $2 {[%emt 0:00:58]} (33... c2 {Strongly threatening ...d3.} 34. Re4 c1=Q+ 35. Rxc1 Qxc1+ 36. Be1 Bh6 37. Qb3+ Kg7) 34. Re4 $19 {[%emt 0:00:26]} Qf7 {[%emt 0:01:08][%mdl 1024] ...c2 would be deadly. Black has strong compensation.} 35. Be3 {[%emt 0:00:59]} d2 {[%emt 0:00:47]} 36. Rf4 {[%emt 0:00:41]} Qe7 {[%emt 0:01:02]} 37. Qb3+ {[%emt 0:00:05]} Kh8 {[%emt 0:00:22]} 38. Re4 {[%emt 0:00:17]} Qf7 {[%emt 0:00:35]} 39. Qc2 {[%emt 0:00:20] [#]} Rb7 $1 {[%emt 0:00:48]} 40. Rf4 {[%emt 0:00:00]} (40. Bxd2 $142 cxd2 41. Rd1) 40... Qb3 {[%emt 0:00:00]} 41. Qxb3 {[%emt 0:21:37]} Rxb3 {[%emt 0:00:34]} 42. Rc4 {[%emt 0:02:06] [#]} (42. Kf2 $142) 42... c2 $1 {[%emt 0:01:40][%mdl 512]} 43. Bxd2 {[%emt 0:00:50]} Bxa1 {[%emt 0:04:24]} 44. Rxc2 {[%emt 0:00:01]} Bd4+ {[%emt 0:00:38]} 45. Kf1 {[%emt 0:00:01]} Rb2 {[%emt 0:12:41]} 46. Rxb2 {[%emt 0:01:22]} Bxb2 {[%emt 0:00:02]} 47. Kf2 {[%emt 0:00:50]} Kg7 {[%emt 0:00:08]} 48. Be3 {[%emt 0:00:22]} (48. f4 $142) 48... Ne6 {[%emt 0:00:11] Hoping for ...Bd4.} 49. Bd2 {[%emt 0:00:01]} Kf6 {[%emt 0:00:15]} 50. g3 $2 {[%emt 0:00:22]} (50. Be1) 50... Ke5 {[%emt 0:00:15]} 51. Ke2 {[%emt 0:00:28]} Kd4 {[%emt 0:01:02]} 52. Be1 {[%emt 0:00:17]} Bc1 {[%emt 0:00:41]} 53. Ba5 {[%emt 0:02:53]} (53. Bf2+ $142 Kd5 54. Kd3) 53... Kc4 {[%emt 0:00:36]} 54. f4 {[%emt 0:01:40]} (54. h3 $142 Nd4+ 55. Kf2) 54... Nd4+ {[%emt 0:00:37]} 55. Kf2 {[%emt 0:00:03]} Kd3 {[%emt 0:00:15]} 56. Kg2 {[%emt 0:00:44]} Ke2 {[%emt 0:00:31]} 57. Bc7 {[%emt 0:00:29]} Nf5 {[%emt 0:02:26]} 58. g4 {[%emt 0:01:34]} Ne3+ {[%emt 0:01:30]} 59. Kg3 {[%emt 0:00:01]} Bd2 {[%emt 0:07:33] ( -> ...Be1+)} 60. Kh4 {[%emt 0:03:04]} Nd5 {[%emt 0:01:16][%csl LRc7,LRf4][%mdl 64] Discovered Attack. Black mates.} 61. Kg5 {[%emt 0:03:14]} Nxc7 {[%emt 0:00:12]} 62. Kh6 {[%emt 0:00:01]} Bxf4+ {[%emt 0:00:48]} 63. g5 {[%emt 0:00:09]} Nd5 {[%emt 0:02:03]} 64. h4 {[%emt 0:00:52]} Ne7 {[%emt 0:00:51]} 65. h5 {[%emt 0:00:53]} Nf5+ {[%emt 0:00:25]} 66. Kxh7 {[%emt 0:00:06]} gxh5 {[%emt 0:00:04]} ({And not} 66... Bxg5 67. Kxg6 Bh6 68. Kxf5 $11) 67. Kg6 {[%emt 0:00:08]} Ng3 {[%emt 0:01:11]} 68. Kf6 {[%emt 0:00:22]} h4 {[%emt 0:00:13]} 69. g6 {[%emt 0:00:01]} Bh6 {[%emt 0:00:10]} 70. g7 {[%emt 0:01:58] [#]} Bxg7+ $1 {[%emt 0:00:04] Weighted Error Value: White=0.66/Black=0.34} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.15"]
[White "Kossowski, Pawel"]
[Black "Grzesik, Gracjan"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1766"]
[BlackElo "2149"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 26,61,8,16,30,23,43,43,41,44,56,56,60,66,72,62,67,66,70,37,54,61,59,54,56,60,70,56,62,44,47,56,57,0,33,0,33,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Be3 Be6 10. Qd2 Nbd7 11. a4 Qc7 12. a5 Rac8 13. Rfd1 Rfd8 14. Qe1 Qc6 {B92: Sicilian Najdorf: 6 Be2.} 15. Bf3 h6 16. Nc1 {[%cal Bb3c1,Bc1a2,Ba2b4,Bb4d5][%mdl 32]} Nc5 17. N1a2 {[#]} Ra8 $146 ({Predecessor:} 17... Qd7 18. Nb4 Qe8 19. Nbd5 Nxd5 20. Nxd5 Bxd5 21. Rxd5 Ne6 22. c3 Kh8 23. Bg4 Rc6 24. Bg5 f5 {1-0 Thipsay,P (2485)-Shyam,S (2302) New Delhi Parsvnath op 5th 2007 (7)}) 18. Nb4 Qc7 19. Nbd5 Nxd5 20. Nxd5 Bxd5 21. Rxd5 Nd7 22. Qd2 {White is more active.} Rac8 23. c3 Nf6 24. Bb6 Qd7 25. Rd3 Rf8 26. g3 Qc6 27. Re1 Nd7 28. Be3 Nf6 {Inhibits Bg4.} 29. Bb6 Nd7 $1 30. Be3 Nf6 {Prevents Bg4} 31. Bb6 {Weighted Error Value: White=0.10 (very precise) /Black=0.05 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.16"]
[White "Backiel, Hubert"]
[Black "Wesolek, Krzysztof"]
[Result "1-0"]
[ECO "C80"]
[WhiteElo "2127"]
[BlackElo "1765"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,73,23,8,27,20,14,14,14,12,73,92,116,110,206,112,183,183,183,181,177,172,172,166,180,185,205,208,206,213,229,214,234,231,245,237,247,236,258,249,280,271,303,314,572,569,545,479,554,560,549,543,783,785,756,754,754,737]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:12]} 3. Bb5 {[%emt 0:00:11]} a6 {[%emt 0:00:07]} 4. Ba4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:05]} 5. O-O {[%emt 0:00:06]} Nxe4 {[%emt 0:00:05]} 6. d4 {[%emt 0:03:15]} b5 {[%emt 0:00:06]} 7. Bb3 {[%emt 0:00:29]} d5 {[%emt 0:00:10]} 8. dxe5 {[%emt 0:00:48]} Be6 {[%emt 0:00:09]} 9. Be3 {[%emt 0:03:23]} Bc5 {[%emt 0:10:29]} 10. Qe2 {[%emt 0:06:01]} Na5 {[%emt 0:30:58] C81: Open Ruy Lopez: Keres Variation (9 Qe2).} 11. Rd1 {[%emt 0:10:25]} Bxe3 {[%emt 0:07:57]} 12. Qxe3 {[%emt 0:00:06]} c5 {[%emt 0:04:19] [#] Prevents Nd4. Threatens to win with ...c4. The position is equal.} 13. c3 {[%emt 0:00:04] [#]} Nxb3 $146 {[%emt 0:02:05]} (13... O-O $11 {keeps the balance.}) ({Predecessor:} 13... O-O 14. Ne1 c4 15. Bc2 f5 16. exf6 Qxf6 17. f3 Nd6 18. Qb6 Qd8 19. Qe3 Bf7 {1-0 Da Costa,P-Costa Neto,P BRA CBI-A corr 1980 (1)}) 14. axb3 $16 {[%emt 0:00:02][%cal Oc3c4]} Qb6 {[%emt 0:08:52]} 15. Ne1 {[%emt 0:22:46] Strongly threatening f3.} h6 {[%emt 0:06:41]} (15... f5 $16 {was worth a try.}) 16. Nd3 {[%emt 0:05:53]} (16. f3 $18 Ng5 17. b4) 16... Rc8 {[%emt 0:16:31]} (16... Qc7 $16) 17. b4 $18 {[%emt 0:02:27]} Qc6 {[%emt 0:00:09]} 18. bxc5 {[%emt 0:05:58]} Nxc5 {[%emt 0:02:11]} 19. Nxc5 {[%emt 0:00:43]} Qxc5 {[%emt 0:00:01] Black is weak on the dark squares} 20. Qxc5 {[%emt 0:00:11]} ({Resist} 20. Rxa6 Qxe3 21. fxe3 O-O $16) 20... Rxc5 {[%emt 0:00:18]} 21. Rxa6 {[%emt 0:00:02]} Kd7 {[%emt 0:01:51]} 22. Na3 {[%emt 0:05:27]} Rb8 {[%emt 0:04:01]} 23. Nc2 {[%emt 0:05:15]} Rb7 {[%emt 0:01:12]} 24. Nb4 {[%emt 0:00:52]} Ke7 {[%emt 0:00:52]} 25. f3 {[%emt 0:02:14]} g6 {[%emt 0:01:35]} 26. Kf2 {[%emt 0:00:07]} h5 {[%emt 0:01:21]} 27. Rd4 {[%emt 0:00:38]} Rc4 {[%emt 0:01:05]} 28. Ke3 {[%emt 0:00:28]} ({Less strong is} 28. Nxd5+ Bxd5 29. Rxd5 b4 $16) 28... Rc5 {[%emt 0:00:32]} 29. Rd6 {[%emt 0:04:10]} Rd7 {[%emt 0:00:22]} 30. Rb6 {[%emt 0:00:08]} f6 $2 {[%emt 0:00:35] [#]} (30... Rdc7 {keeps fighting.} 31. h3 Rc8) 31. exf6+ {[%emt 0:00:21] White is clearly winning.} Kxf6 {[%emt 0:00:02]} 32. Nd3 {[%emt 0:00:19]} Rc8 {[%emt 0:01:00]} 33. Rf4+ {[%emt 0:01:14]} Ke7 {[%emt 0:00:26]} 34. Ne5 {[%emt 0:00:05]} g5 {[%emt 0:00:25]} 35. Ng6+ {[%emt 0:00:20]} Kd8 {[%emt 0:00:04]} 36. Rf8+ {[%emt 0:00:08]} Kc7 {[%emt 0:00:08]} 37. Rxe6 {[%emt 0:00:07] Black got outplayed after the opening.   Weighted Error Value: White=0.10 (very precise) /Black=0.38} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.17"]
[White "Biesiadecki, Adam"]
[Black "Kolodziejski, Piotr"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1761"]
[BlackElo "2118"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,76,14,39,33,32,36,40,31,37,31,30,30,29,25,36,16,40,36,58,45,44,0,12,6,68,13,14,23,31,18,18,29,41,0,0,0,0,0,0,0,0,0,0,-54,-55,-81,0,0,0,0,0,0,41,0,278,270,263,228,583,578,29981,29982,29994,29995,29995]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:05]} b6 {[%emt 0:00:23]} 4. g3 {[%emt 0:00:13]} Bb7 {[%emt 0:01:07]} 5. Bg2 {[%emt 0:00:07]} Be7 {[%emt 0:01:07]} 6. O-O {[%emt 0:00:10]} O-O {[%emt 0:01:07]} 7. Re1 {[%emt 0:00:12]} c5 {[%emt 0:10:03] [#]} 8. d5 $1 {[%emt 0:01:31] E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7.} exd5 {[%emt 0:01:03]} 9. Nh4 {[%emt 0:00:16]} Ne4 {[%emt 0:08:57]} 10. cxd5 {[%emt 0:00:55] White is slightly better.} Bxh4 {[%emt 0:01:39]} (10... Nd6 11. Bf4 $16) 11. Bxe4 {[%emt 0:00:16]} Bf6 {[%emt 0:00:57]} 12. Nc3 {[%emt 0:01:40]} d6 {[%emt 0:05:02] Black is weak on the light squares} 13. Bf4 {[%emt 0:05:28]} Re8 {[%emt 0:02:01] White must now prevent ...Bxc3.} 14. Bg2 {[%emt 0:02:57]} a6 {[%emt 0:04:16]} 15. a4 {[%emt 0:01:20]} Qe7 {[%emt 0:01:12] [#]} 16. Qb3 $146 {[%emt 0:07:01]} (16. Ne4 $5 {[%cal Re4d6]} Be5 17. Bxe5 Qxe5 18. Qd2 $14 (18. f4 Qe7 $14)) ({Predecessor:} 16. Ne4 Be5 17. Bxe5 Qxe5 18. f4 Qe7 19. Qb3 Nd7 20. Nd2 Qf6 21. e3 Rab8 22. Nc4 {½-½ Khismatullin,D (2654)-Ponkratov,P (2604) RUS GP rap Khanty-Mansiysk rapid 2015 (5)}) 16... Nd7 {[%emt 0:17:24]} 17. Bh3 {[%emt 0:13:09]} Ne5 {[%emt 0:03:17]} 18. Ne4 {[%emt 0:14:07]} Reb8 {[%emt 0:03:06]} (18... Ng6 $11 19. Nxf6+ Qxf6) 19. Rad1 {[%emt 0:03:59] White is much more active. The black rooks are badly placed.} (19. Qxb6 $2 {perishes.} Bc8 20. Qxd6 (20. Nxf6+ $2 gxf6 21. Qa5 Bxh3 $19) 20... Qxd6 21. Nxd6 Bxh3 $19) (19. Bg2 $14) 19... b5 $11 {[%emt 0:03:46]} 20. Nxf6+ {[%emt 0:02:47]} Qxf6 {[%emt 0:02:18]} 21. Bxe5 {[%emt 0:00:53]} Qxe5 {[%emt 0:01:48]} 22. e4 {[%emt 0:04:33][%cal Be2e4,Be4e5,Be5e6][%mdl 32]} bxa4 {[%emt 0:05:15]} 23. Qc2 {[%emt 0:00:45]} Bc8 {[%emt 0:07:51]} 24. Bxc8 {[%emt 0:01:01]} Rxc8 {[%emt 0:04:58]} 25. f4 {[%emt 0:00:42]} Qe8 {[%emt 0:00:43]} 26. e5 {[%emt 0:01:12]} Rab8 {[%emt 0:03:52]} 27. e6 {[%emt 0:07:14]} f6 {[%emt 0:01:48]} 28. Ra1 {[%emt 0:13:48]} (28. Rd2 $11) 28... Rb4 $15 {[%emt 0:01:08]} 29. Ra3 {[%emt 0:04:04]} Rc7 {[%emt 0:00:39]} ({Black should play} 29... Qb5 $17) 30. Re4 $11 {[%emt 0:02:53]} Rcb7 {[%emt 0:01:23]} 31. Rxb4 {[%emt 0:01:34]} Rxb4 {[%emt 0:00:11][%mdl 4096] Endgame KQR-KQR} 32. Re3 {[%emt 0:02:23]} g6 {[%emt 0:02:00]} 33. e7 $40 {[%emt 0:01:09][%mdl 1152] Re1 would be deadly. White has compensation. White is up to no good.} (33. Qe2 $5 {[%cal Re2a6]}) 33... Rb7 $2 {[%emt 0:04:17][%mdl 8192] [#]} (33... f5 $11 {and Black has nothing to worry.}) 34. Qe4 $1 $18 {[%emt 0:00:13]} Kg7 {[%emt 0:01:03] [#]} 35. Qe6 $1 {[%emt 0:01:23]} Rb6 {[%emt 0:01:00]} (35... Rxb2 36. Qxd6 a3 37. Rxa3 (37. Qxa6 $2 {too greedy.} a2 $19) 37... Re2) 36. g4 {[%emt 0:00:17][%cal Bg3g4,Bg4g5,Bg5h6][%mdl 32]} h6 {[%emt 0:00:34] [#]} 37. g5 $1 {[%emt 0:00:22][%mdl 512] White mates.} f5 {[%emt 0:00:52]} (37... fxg5 38. fxg5) 38. Qf6+ {[%emt 0:00:17]} Kh7 {[%emt 0:00:06]} 39. gxh6 {[%emt 0:00:23] Weighted Error Value: White=0.11 (very precise) /Black=0.56} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.18"]
[White "Wojdak, Jan"]
[Black "Bem, Tymoteusz"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2097"]
[BlackElo "1748"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,73,34,38,20,0,18,16,36,22,31,0,24,0,0,0,35,35,35,35,36,36,39,39,24,39,33,0,2,0,0,0,0,-15,-16,-38,-38,-42,-27,-20,-21,-21,-21,-37,-33,-31,2,2,70,66,67,50,562,569,561,561,545,539,517,431,510,482]} 1. e4 {[%emt 0:00:07]} c5 {[%emt 0:00:25]} 2. Nf3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:25]} 3. Bb5 {[%emt 0:00:08]} g6 {[%emt 0:00:35]} 4. Bxc6 {[%emt 0:01:10]} bxc6 {[%emt 0:10:13]} 5. d4 {[%emt 0:08:12]} cxd4 {[%emt 0:10:19]} 6. Qxd4 {[%emt 0:00:58]} Nf6 {[%emt 0:01:18]} 7. e5 {[%emt 0:11:00]} Nd5 {[%emt 0:05:43]} 8. O-O {[%emt 0:02:41] 8.c4 might become the main line.} Bg7 {[%emt 0:05:47] B27: Sicilian: 2 Nf3, unusual Black 2nd moves.} 9. Rd1 {[%emt 0:24:38]} O-O {[%emt 0:10:07]} (9... f6 $5 {[%cal Rf6e5]}) 10. Qh4 {[%emt 0:00:45] [#]} f6 $146 {[%emt 0:19:21] The position is equal.} ({Predecessor:} 10... Re8 11. c4 Nc7 12. Nc3 Ne6 13. Ne4 Qc7 14. Neg5 Nxg5 15. Bxg5 d6 16. exd6 exd6 {1-0 Neiksans,A (2575)-Ozolins,A (2147) Puhajarve Rapid op 21st 2021 (36)}) 11. c4 {[%emt 0:02:29]} Nc7 {[%emt 0:08:13][%cal Bd5c7,Bc7e8,Be8d6,Bd6c4,Bc4b2,Bb2d3][%mdl 32]} 12. Qg3 {[%emt 0:05:45]} Ne8 {[%emt 0:07:15]} 13. Nc3 {[%emt 0:10:39]} fxe5 {[%emt 0:01:58]} 14. Nxe5 {[%emt 0:01:02]} Qc7 {[%emt 0:01:08] [#]} 15. Nxd7 {[%emt 0:01:53] A dynamic duo of knights.} Qxg3 {[%emt 0:01:48]} 16. hxg3 {[%emt 0:00:21]} Rf7 {[%emt 0:05:59]} 17. Bf4 {[%emt 0:05:32][%cal Bc1f4,Bf4e5,Be5d4][%mdl 32] Inhibits Nd6. Strongly threatening Ne5.} Nd6 $1 {[%emt 0:02:14]} 18. Ne5 {[%emt 0:11:55]} Bxe5 {[%emt 0:00:06][%mdl 64] [#] Remove Defender} 19. Bxe5 {[%emt 0:00:03]} Nxc4 20. Rd8+ {[%emt 0:05:36]} Rf8 {[%emt 0:00:08] Black is weak on the dark squares} 21. Rxf8+ {[%emt 0:00:09]} Kxf8 {[%emt 0:00:02]} 22. Bd4 {[%emt 0:01:06]} Nxb2 {[%emt 0:02:42]} 23. Re1 {[%emt 0:00:10]} Nd3 {[%emt 0:01:17]} 24. Re3 {[%emt 0:00:36]} c5 {[%emt 0:02:53]} 25. Rxd3 Bf5 {[%emt 0:00:11]} 26. Rd2 {[%emt 0:01:32]} cxd4 {[%emt 0:00:05]} 27. Rxd4 $11 {[%emt 0:00:02][%mdl 4096] Endgame KRB-KRN} Rc8 {[%emt 0:00:45]} 28. Nd5 {[%emt 0:03:00]} Rd8 {[%emt 0:01:10] Threatens to win with ...e6.} 29. g4 {[%emt 0:01:40] Repels e6} e5 {[%emt 0:00:01]} (29... Bxg4 $5 {[%cal Rg4f5]} 30. Rf4+ Kg7 $17) 30. Ra4 {[%emt 0:00:24]} Bc2 {[%emt 0:01:42]} (30... Rxd5 $11 31. gxf5 a5) 31. Ra5 $14 {[%emt 0:00:16]} Rd7 {[%emt 0:00:34]} 32. Ne3 {[%emt 0:00:24]} (32. Nf6 $5 {[%cal Rf6d7]} Re7 33. Rxe5 $14) 32... e4 $2 {[%emt 0:00:36][%mdl 8192] Black cannot hold the game after this.} 33. Nxc2 $18 {[%emt 0:00:29] White is clearly winning.} Rd1+ {[%emt 0:00:01]} 34. Kh2 {[%emt 0:00:06]} Rd2 {[%emt 0:00:01]} 35. Ne3 {[%emt 0:00:32]} Rxf2 {[%emt 0:00:02]} 36. Kg3 {[%emt 0:00:27]} Re2 {[%emt 0:00:05]} 37. Kf4 {[%emt 0:00:10] Weighted Error Value: White=0.12 (very precise) /Black=0.35} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.19"]
[White "Sternik, Piotr"]
[Black "Dziendziel, Mateusz"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1746"]
[BlackElo "2084"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,41,27,35,31,88,72,79,101,112,110,238,241,229,177,166,121,133,0,22,17,33,35,22,-109,-119,-221,-197,-385,-377,-354]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:05]} c6 {[%emt 0:00:01]} 3. Nf3 {[%emt 0:00:10]} Nf6 {[%emt 0:00:03]} 4. g3 {[%emt 0:00:15]} e6 {[%emt 0:00:46]} 5. Bg2 {[%emt 0:00:06]} dxc4 {[%emt 0:01:16]} 6. O-O {[%emt 0:01:08]} Nbd7 {[%emt 0:00:55]} 7. a4 {[%emt 0:11:23]} a5 {[%emt 0:04:40]} 8. Qc2 {[%emt 0:15:02] E04: Open Catalan: 5 Nf3.} Bd6 {[%emt 0:19:53] [#]} (8... Nd5 $14) 9. e4 $146 {[%emt 0:16:55] e5 is the strong threat.} ({Predecessor:} 9. Nbd2 Nb6 10. e4 Be7 11. Rd1 O-O 12. Ne5 h6 13. Ndxc4 Nxc4 14. Nxc4 Re8 15. Bf4 Bb4 {1-0 Kohler,T (2241)-Alvarez,L (1870) Berlin Lichtenberger op 8th 2009 (1)}) 9... e5 {[%emt 0:02:27]} 10. Na3 {[%emt 0:00:14] White is better.} Bxa3 {[%emt 0:04:05]} 11. Rxa3 {[%emt 0:01:12]} b5 {[%emt 0:12:06]} (11... exd4 $16 12. Qxc4 Qe7) 12. dxe5 $18 {[%emt 0:12:45]} Ng4 {[%emt 0:00:26]} 13. axb5 {[%emt 0:00:31]} cxb5 {[%emt 0:01:07]} 14. e6 {[%emt 0:18:46]} fxe6 {[%emt 0:05:59] [#]} 15. Ng5 {[%emt 0:00:30]} (15. e5 $1 $16) 15... Ra6 {[%emt 0:09:56]} (15... Nde5 $5) 16. Bh3 {[%emt 0:11:01]} Ndf6 {[%emt 0:16:01] [#]} 17. e5 $1 {[%emt 0:03:45]} Nxe5 {[%emt 0:00:23] Hoping for ...0-0.} 18. Qe2 {[%emt 0:00:05]} (18. Re3 $11 Nd3 19. Nxe6 Bxe6 20. Bxe6 Rxe6 21. Rxe6+ Kf7 22. Ra6) 18... Nd3 $17 {[%emt 0:05:11] And now ...0-0 would win.} 19. Bxe6 {[%emt 0:04:53] [#]} (19. Bf5 $17 {was called for.}) 19... Qe7 $1 $19 {[%emt 0:01:00][%cal Rc8e6]} 20. Re1 $2 {[%emt 0:01:04]} (20. Rxd3 cxd3 21. Bf7+ Kf8 22. Qxe7+ Kxe7 23. Re1+ Kd7 24. Bf4) 20... Bxe6 {[%emt 0:07:34]} (20... Nxe1 $2 {loses.} 21. Bf7+ Kf8 22. Re3 $19) 21. Nxe6 {Weighted Error Value: White=0.63/Black=0.15 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.20"]
[White "Budzisz, Adrian"]
[Black "Zeissel, Andrzej"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "2069"]
[BlackElo "1717"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,74,11,13,22,31,39,36,28,34,39,13,21,17,30,30,44,40,33,37,45,29,40,58,153,152,146,136,193,189,193,202,185,166,467,468,442,414,463,448,636,658,738,682,820,827,797,782,806,795,813,811,799,567,29936,6375,5657]} 1. d4 {[%emt 0:00:01]} f5 {[%emt 0:00:31]} 2. c4 {[%emt 0:00:15]} Nf6 {[%emt 0:00:10]} 3. g3 {[%emt 0:00:28]} g6 {[%emt 0:00:13]} 4. Bg2 {[%emt 0:00:07]} Bg7 {[%emt 0:00:10]} 5. Nc3 {[%emt 0:00:21]} d6 {[%emt 0:00:44]} 6. Nf3 {[%emt 0:00:10]} O-O {[%emt 0:00:10]} 7. O-O {[%emt 0:00:11]} c6 {[%emt 0:00:10]} 8. d5 {[%emt 0:00:05]} e5 {[%emt 0:00:06]} 9. dxe6 {[%emt 0:00:09]} Bxe6 {[%emt 0:00:07]} 10. b3 {[%emt 0:00:06]} Na6 {[%emt 0:05:49]} 11. Ng5 {[%emt 0:01:25]} Bc8 {[%emt 0:01:41] A88: Dutch Defence: Leningrad System: 5 Nf3 0-0 6 0-0 d6 7 Nc3 c6.} 12. Bb2 {[%emt 0:02:23]} Qe7 {[%emt 0:03:28]} 13. Qd2 {[%emt 0:02:43]} h6 {[%emt 0:03:10] White is slightly better.} 14. Nf3 {[%emt 0:00:05]} Be6 {[%emt 0:02:32]} 15. Rad1 {[%emt 0:04:12]} (15. Nh4 $5 {[%cal Rh4g6]} Qf7 16. Nf3 $14 (16. Qxd6 Rfd8 $17)) 15... Rad8 {[%emt 0:04:34]} 16. Nd4 {[%emt 0:01:45]} Bf7 {[%emt 0:00:42] [#]} 17. Bxc6 $1 {[%emt 0:05:08]} bxc6 {[%emt 0:03:39]} 18. Nxc6 {[%emt 0:00:07] [#]} Qe6 $146 ({Predecessor:} 18... Qb7 19. Nxd8 Rxd8 20. Nb5 d5 21. Qa5 Rd7 22. Be5 Qb6 23. Qxb6 axb6 24. cxd5 Nxd5 25. Bxg7 Kxg7 {1-0 Neto,H (2532)-Timmerman,G (2703) olm15 fin B2 email 2006 [2]}) 19. Nxd8 {[%emt 0:00:10]} Rxd8 {[%emt 0:15:42]} 20. Na4 {[%emt 0:12:45]} Rd7 {[%emt 0:25:11]} 21. Qa5 {[%emt 0:02:00]} Nc5 {[%emt 0:04:49] White now steadily converts the win.} ({Better is} 21... Nb8 $14) 22. Nxc5 $16 {[%emt 0:14:17]} dxc5 {[%emt 0:00:05]} 23. Qxc5 {[%emt 0:00:14]} Rxd1 {[%emt 0:00:38]} (23... Qxe2 $16 24. Qc8+ Bf8) 24. Rxd1 $18 {[%emt 0:00:04]} Ne4 {[%emt 0:03:52] [#]} 25. Qa3 {[%emt 0:00:39] Black must now prevent Bxg7.} (25. Qxa7 $2 Bxb2 26. Rd7 Bf6 $19) ({Weaker is} 25. Rd8+ Kh7 26. Qxa7 (26. Qa3 $2 Qb6 $19) 26... Bxb2 $17) 25... Qb6 {[%emt 0:05:20]} 26. c5 {[%emt 0:01:43]} Qc7 {[%emt 0:04:15]} (26... Nxc5 27. Bxg7 Kxg7 28. Qb2+ Kh7) 27. Bxg7 {[%emt 0:00:22]} Kxg7 {[%emt 0:00:02]} 28. Qb2+ {[%emt 0:00:25]} Kh7 {[%emt 0:00:12]} 29. b4 {[%emt 0:00:14]} f4 {[%emt 0:08:26]} (29... a5 $142 30. f3 Ng5) 30. Qd4 {[%emt 0:02:26]} Ng5 {[%emt 0:00:38]} 31. h4 {[%emt 0:00:38]} Ne6 {[%emt 0:04:31]} 32. Qd7 {[%emt 0:00:44] aiming for Qxc7.} Kg7 {[%emt 0:00:29]} 33. Qxc7 {[%emt 0:00:10][%mdl 64] Remove Defender} Nxc7 {[%emt 0:00:02]} 34. Rd7 {[%emt 0:00:22]} Nb5 {[%emt 0:00:09]} 35. c6 {[%emt 0:00:09][%cal Bc5c6,Bc6c7][%mdl 32] Strongly threatening a4.} Kf6 {[%emt 0:00:33]} 36. a4 {[%emt 0:00:07]} Nc3 {[%emt 0:00:15]} 37. c7 {[%emt 0:00:05]} Be6 {[%emt 0:00:47] Weighted Error Value: White=0.17 (very precise) /Black=0.83} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.21"]
[White "Smuda, Tomasz"]
[Black "Wilk, Igor"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1654"]
[BlackElo "2058"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,80,17,19,0,12,0,4,0,6,0,0,-4,9,-16,-10,-43,113,-43,-35,-47,-45,-40,-19,-31,-20,-51,-60,-41,-29,-106,-104,-106,-107,-96,-100,-175,-145,-375,-361,-445,-422,-426,-428,-410,-416,-417,-416,-409,-352,-629,-595,-885,-873,-859,-854,-944,-981,-1211,-1201,-1201,-1150,-29976,-29976,-29984,-29985,-29985,-29986]} 1. c4 {[%emt 0:00:12]} e6 {[%emt 0:00:23]} 2. Nf3 {[%emt 0:00:25]} Nf6 {[%emt 0:00:12]} 3. g3 {[%emt 0:00:13]} d5 {[%emt 0:00:13]} 4. Bg2 {[%emt 0:00:26]} Be7 {[%emt 0:00:14]} 5. O-O {[%emt 0:00:11]} O-O {[%emt 0:00:23]} 6. b3 {[%emt 0:00:40]} c6 {[%emt 0:01:42]} 7. Bb2 {[%emt 0:00:12]} b6 $1 {[%emt 0:00:26][%mdl 4] is more profitable than 7...Nbd7 at the moment.} 8. Qc2 {[%emt 0:01:48]} Bb7 {[%emt 0:01:21]} 9. e3 {[%emt 0:01:28] A13: English Opening: 1...e6.} Nbd7 {[%emt 0:02:08]} 10. Nc3 {[%emt 0:02:33]} Rc8 {[%emt 0:02:02]} 11. Rac1 {[%emt 0:01:31] The position is equal.} Qc7 {[%emt 0:02:17] [#]} 12. Rfd1 $146 {[%emt 0:03:11]} ({Predecessor:} 12. Qb1 dxc4 13. bxc4 c5 14. Rfe1 Qb8 15. e4 Rfd8 16. h3 Qa8 17. Re3 Ne8 18. Ne2 {1-0 Van Oosterom,C (2408)-Beckhuis,G (2300) Vienna Stilwerk Masters 2011 (9)}) 12... dxc4 {[%emt 0:10:23]} 13. bxc4 {[%emt 0:01:31]} c5 {[%emt 0:00:21]} 14. Nb5 {[%emt 0:19:19]} Qb8 {[%emt 0:00:57]} 15. d4 {[%emt 0:06:23][%cal Od4d5]} Qa8 $2 {[%emt 0:12:00]} (15... a6 $15 {stays ahead.} 16. Na3 Bd6) 16. Ne1 $2 {[%emt 0:08:21]} ({White must play} 16. d5 $1 $16 {[%cal Rd5e6]}) 16... a6 $15 {[%emt 0:04:31]} 17. Na3 {[%emt 0:02:09]} Bxg2 {[%emt 0:04:20]} 18. Nxg2 {[%emt 0:00:28]} b5 {[%emt 0:00:16][%cal Bb6b5,Bb5b4][%mdl 32] aiming for ...cxd4.} 19. Qe2 {[%emt 0:19:34]} b4 $36 {[%emt 0:04:56][%mdl 2048] Black is more active.} 20. Nc2 {[%emt 0:04:54]} a5 {[%emt 0:01:32]} 21. Nf4 {[%emt 0:04:49]} Nb6 {[%emt 0:02:12][%cal Bd7b6,Bb6a4,Ba4c3,Bc3d1][%mdl 32]} 22. dxc5 {[%emt 0:03:52]} (22. d5 $11) 22... Na4 $17 {[%emt 0:01:15]} 23. Ba1 {[%emt 0:05:58][%cal Oc5c6]} Rxc5 {[%emt 0:05:36]} 24. Nd4 {[#]} Ne4 $1 {[%emt 0:06:40] ...Nac3 would be deadly. Black is more active.} 25. Nb3 {[%emt 0:06:21]} (25. Nb5 $17 {was worth a try.}) 25... Rcc8 {[%emt 0:06:54] ...Nac3 is the strong threat.} 26. h4 $2 {[%emt 0:03:01] This move loses the game for White.} (26. Qf3 $17) 26... Nac3 $19 {[%emt 0:02:02]} 27. Qb2 {[%emt 0:02:37]} a4 {[%emt 0:02:00][%cal Ba5a4,Ba4a3][%mdl 32]} (27... Nxd1 $2 28. Qxg7#) ({Don't blunder} 27... Rxc4 $2 28. Nd2 Bf6 29. Nxc4 $19) 28. Nd2 {[%emt 0:01:34]} a3 {[%emt 0:03:49]} (28... Nxd1 $2 29. Qxg7#) 29. Qc2 {[%emt 0:00:11][%cal Od2e4]} Nxd1 {[%emt 0:00:27]} 30. Nxe4 {[%emt 0:00:14] [#]} Nb2 {[%emt 0:00:28]} 31. Nd2 {[%emt 0:00:48]} Bf6 {[%emt 0:00:52]} 32. Nh5 $2 {[%emt 0:01:03]} (32. Ne2) 32... Bc3 {[%emt 0:00:26]} 33. Ne4 {[%emt 0:00:32]} Rxc4 {[%emt 0:01:28] Threatens to win with ...Be5.} 34. Ng5 {[%emt 0:00:29]} g6 {[%emt 0:00:39]} 35. Qe2 {[%emt 0:00:29]} h6 {[%emt 0:02:07]} 36. Nf4 {[%emt 0:00:32]} hxg5 {[%emt 0:00:24]} 37. hxg5 Rfc8 {[%emt 0:02:08] Hoping for ...Bg7.} 38. Bxb2 {[%emt 0:01:00]} axb2 {[%emt 0:00:10] Black mates.} 39. Rd1 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 40. Nd3 {[%emt 0:00:00]} Rc1 {[%emt 0:00:00] Weighted Error Value: White=0.86/Black=0.14 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.12"]
[Round "1.22"]
[White "Ciszewski, Krzysztof"]
[Black "Czarniecki, Pawel"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "2047"]
[BlackElo "1625"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,63,8,10,8,56,56,56,50,77,61,89,88,115,103,125,116,138,135,143,142,162,172,176,168,170,172,204,150,166,110,114,61,65,77,330,330,330,330,330,245,212,185,665,627,655,601]} 1. d4 {[%emt 0:00:12]} d5 {[%emt 0:00:02]} 2. c4 {[%emt 0:00:06]} c6 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:10]} 4. Nf3 {[%emt 0:00:12]} e6 {[%emt 0:00:12]} 5. Bg5 {[%emt 0:00:47]} Nbd7 {[%emt 0:00:05][%cal Bb8d7,Bd7f6,Bf6g4][%mdl 32]} 6. e3 {[%emt 0:00:17]} Qa5 {[%emt 0:00:10]} 7. Nd2 {[%emt 0:00:15]} Bb4 {[%emt 0:00:14]} 8. Qc2 {[%emt 0:02:52]} O-O {[%emt 0:00:47]} 9. Bxf6 {[%emt 0:03:21]} Nxf6 {[%emt 0:00:11]} 10. Bd3 {[%emt 0:01:23]} Bd7 {[%emt 0:09:10]} 11. O-O {[%emt 0:01:04] D52: Queen's Gambit Declined: Cambridge Springs Variation.} Rad8 {[%emt 0:07:28] [#]} (11... Qc7 $11 {deserves consideration.}) 12. c5 $146 {[%emt 0:19:49]} ({Predecessor:} 12. a3 Bd6 13. b4 Qc7 14. f4 dxc4 15. Nxc4 h6 {½-½ Pereboev,I (2034)-Pantykin,N (2197) Novokuznetsk-ch op 2007 (8)}) 12... Bxc3 {[%emt 0:05:20]} 13. bxc3 {[%emt 0:04:28] White is slightly better.} Kh8 {[%emt 0:23:51]} 14. f4 {[%emt 0:02:17]} Ng4 {[%emt 0:01:12]} 15. Rfe1 {[%emt 0:14:00]} f5 {[%emt 0:00:58]} 16. a4 {[%emt 0:03:40][%cal Ba2a4,Ba4a5][%mdl 32]} Qc7 {[%emt 0:07:42]} 17. a5 {[%emt 0:03:50]} a6 {[%emt 0:00:38]} 18. Nf3 {[%emt 0:01:44]} Bc8 {[%emt 0:02:19]} 19. h3 {[%emt 0:03:02]} Nf6 {[%emt 0:01:42]} 20. Qf2 {[%emt 0:07:09]} Rde8 {[%emt 0:08:51]} ({Not} 20... Ne4 21. Bxe4 fxe4 22. Ne5 $16) 21. Qh4 {[%emt 0:02:19]} g6 {[%emt 0:07:50]} 22. g4 {[%emt 0:02:49]} Kg7 {[%emt 0:12:02]} 23. Kh1 {[%emt 0:05:06]} fxg4 {[%emt 0:04:58] [#]} 24. hxg4 {[%emt 0:00:11]} (24. Ne5 $1 $18) 24... Nxg4 $16 {[%emt 0:00:59]} 25. Ra2 {[%emt 0:05:40] Black is weak on the dark squares} ({White should try} 25. Qxg4 $16 e5 26. Qh4) 25... e5 $14 {[%emt 0:04:39]} 26. dxe5 {[%emt 0:05:21] Rg1 would be deadly. White has more active pieces.} Bf5 $2 {[%emt 0:01:02][%mdl 8192] This costs Black the game.} (26... Kg8 $2 27. Rg1 $18) (26... h5 $16 {keeps fighting.}) 27. Bxf5 $18 {[%emt 0:01:15]} gxf5 {[%emt 0:00:04]} 28. Nd4 {[%emt 0:00:45][%cal Bf3d4,Bd4f5,Bf5d6][%mdl 32] Against Re6. Threatens to win with Nxf5+!} Kh8 {[%emt 0:01:13]} 29. Nxf5 $40 {[%emt 0:01:28][%mdl 192] Remove Defender. Black is in trouble.} Nxe5 {[%emt 0:00:10] Hoping for ...Nf3.} 30. Nd6 {[%emt 0:02:02]} Re6 {[%emt 0:00:53]} (30... Nf3 31. Nxe8 Qf7 32. Qf6+ (32. Nd6 Qg6 $16) 32... Qxf6 33. Nxf6 Nxe1) 31. fxe5 {[%emt 0:01:02] And now Rg1 would win.} Qg7 {[%emt 0:00:24] [#] White must now prevent ...Rh6.} 32. Rh2 $1 {[%emt 0:01:16] Weighted Error Value: White=0.18 (very precise) /Black=0.60} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.1"]
[White "Turski, Bartlomiej"]
[Black "Wojdak, Jan"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2352"]
[BlackElo "2097"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,55,23,18,34,22,17,17,42,36,77,78,79,69,70,77,75,80,114,116,185,148,179,180,335,329,460,489,488,493,581,554,653,560,545,546,998,1025]} 1. Nf3 {[%emt 0:00:03]} d5 {[%emt 0:01:17]} 2. c4 {[%emt 0:00:15]} e6 {[%emt 0:00:31]} 3. e3 {[%emt 0:00:05]} Nf6 {[%emt 0:02:28]} 4. Nc3 {[%emt 0:00:43]} Be7 {[%emt 0:04:20]} 5. b3 {[%emt 0:00:14]} b6 {[%emt 0:01:48]} 6. Bb2 {[%emt 0:02:49]} Bb7 {[%emt 0:00:32]} 7. cxd5 {[%emt 0:00:21]} exd5 {[%emt 0:01:07]} 8. d4 {[%emt 0:01:31]} Nbd7 {[%emt 0:02:22]} 9. Bd3 {[%emt 0:02:27]} c5 {[%emt 0:03:50]} 10. Rc1 {[%emt 0:06:42]} O-O {[%emt 0:04:18]} 11. O-O {[%emt 0:02:09]} Re8 {[%emt 0:09:15] E14: Queen's Indian: Classical Variation (4 e3).} 12. Ne2 {[%emt 0:05:35]} Bd6 {[%emt 0:15:42]} 13. Ng3 {[%emt 0:12:54]} Bxg3 {[%emt 0:00:55] The position is equal.} 14. hxg3 {[%emt 0:02:41] [#]} Ne4 $146 {[%emt 0:00:05]} ({Predecessor:} 14... Rc8 15. Qe2 Ne4 16. Nh4 Ndf6 17. Rc2 Rc7 18. Rfc1 Qc8 19. Nf3 Ng4 20. Bxe4 dxe4 {½-½ Richter,U-Kalaga,E POL-chT3 Poland 2002}) 15. dxc5 {[%emt 0:06:56]} bxc5 {[%emt 0:01:49]} 16. Nd2 {[%emt 0:03:56]} Nef6 {[%emt 0:24:01]} 17. Bf5 {[%emt 0:10:16] This pair of bishops is nice.} Qe7 {[%emt 0:06:33]} 18. Qc2 {[%emt 0:02:57] White has more active pieces.} g6 {[%emt 0:03:02] [#]} 19. Bh3 {[%emt 0:02:57]} Ba6 {[%emt 0:05:43]} (19... h5 $16 {was worth a try.}) 20. Rfd1 {[%emt 0:05:35]} Rad8 {[%emt 0:01:42]} 21. Nf3 {[%emt 0:04:12]} Qe4 $2 {[%emt 0:03:45]} (21... Ne4 22. Rxd5 Ndf6) 22. Qc3 $18 {[%emt 0:02:54] Bxd7 is the strong threat.} d4 {[%emt 0:01:16]} 23. exd4 {[%emt 0:00:53] White is clearly winning.} Nd5 {[%emt 0:00:14]} 24. Qa5 {[%emt 0:01:24]} (24. dxc5 $2 {loses.} Nxc3 25. Bxc3 Nxc5 $19) 24... Be2 {[%emt 0:00:28]} 25. Re1 {[%emt 0:01:01]} Nb4 {[%emt 0:02:15]} 26. Bxd7 {[%emt 0:06:27]} Rxd7 {[%emt 0:00:03]} 27. dxc5 {[%emt 0:00:17][%cal Oc1c4] [#] Threatens to win with Rc4!} Rd3 {[%emt 0:02:42]} 28. Rc4 {[%emt 0:01:53] Weighted Error Value: White=0.13 (very precise) /Black=0.60} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.2"]
[White "Dziendziel, Mateusz"]
[Black "Karolczuk, Iwo"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2084"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,119,4,16,0,14,0,0,0,37,0,0,0,14,11,19,0,0,0,0,0,0,0,9,7,13,0,109,100,104,105,109,112,134,120,156,120,131,80,120,40,43,17,14,0,155,158,160,166,162,154,215,199,212,176,433,352,504,387,421,416,743,708,622,558,613,580,572,518,557,565,562,533,561,558,556,515,511,514,518,526,508,501,1708,1675,6079,6079,29968,3853,29966,29967,12812,12843,2668,1357,2616,2313,5373,4896]} 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:08]} Nc6 3. d4 {[%emt 0:00:04]} exd4 {[%emt 0:00:19]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:01:20]} 5. Nc3 {[%emt 0:00:06]} Bb4 {[%emt 0:00:11]} 6. Nxc6 {[%emt 0:00:24]} bxc6 {[%emt 0:00:11]} 7. Bd3 {[%emt 0:00:23]} d5 {[%emt 0:03:08]} 8. exd5 {[%emt 0:00:26]} cxd5 {[%emt 0:00:25]} 9. O-O {[%emt 0:00:09]} O-O {[%emt 0:00:40]} 10. Bg5 {[%emt 0:00:18]} c6 {[%emt 0:10:06]} 11. Qf3 {[%emt 0:00:33]} Be7 {[%emt 0:13:34]} 12. h3 {[%emt 0:03:12]} h6 {[%emt 0:04:57]} 13. Bf4 {[%emt 0:00:02] 13.Bf4 is better than 13.Bh4. C47: Scotch Four Knights and Four Knights with 4 g3.} Be6 {[%emt 0:02:11]} 14. Rad1 {[%emt 0:09:52]} Nd7 {[%emt 0:14:21]} 15. Rfe1 {[%emt 0:18:03] The position is equal.} Bf6 {[%emt 0:05:06] [#]} 16. Qh5 $146 {[%emt 0:10:17][%cal Of4h6]} ({Predecessor:} 16. Na4 Re8 17. b3 Qa5 18. Qg3 Kh8 19. a3 d4 20. Re2 Nb6 21. Re5 Bxe5 22. Bxe5 {1-0 Duran Albareda,X (2247)-Bru Rullo,L (2140) Catalunya-chT Gp2 2015 (6.4)}) 16... Re8 {[%emt 0:09:32]} 17. Na4 {[%emt 0:11:06] Against Qb6} Qa5 {[%emt 0:03:53]} 18. b3 {[%emt 0:00:55]} Qb4 {[%emt 0:01:43]} 19. Bd2 {[%emt 0:14:00]} Qd6 {[%emt 0:03:03]} 20. Qf3 {[%emt 0:03:30]} Be5 {[%emt 0:06:59]} 21. Kh1 {[%emt 0:04:34]} Qc7 {[%emt 0:02:13]} 22. c4 {[%emt 0:01:18]} Bf6 {[%emt 0:03:41]} 23. Bf4 {[%emt 0:01:08]} Qa5 {[%emt 0:00:31]} 24. c5 {[%emt 0:01:39]} Qd8 {[%emt 0:08:44] [#]} (24... Nxc5 $2 25. Bd2 Qd8 26. Nxc5 $18) (24... Nf8 $11 25. Re2 Bg5) 25. Ba6 $1 $16 {[%emt 0:00:36] White has more active pieces.} Rb8 {[%emt 0:01:30] Repels Bb7} 26. Bxb8 {[%emt 0:04:49]} Qxb8 {[%emt 0:00:07]} 27. a3 {[%emt 0:01:51]} Be5 {[%emt 0:02:28]} 28. b4 {[%emt 0:01:07]} Bc7 {[%emt 0:01:03]} 29. Qe2 {[%emt 0:02:44]} Qd8 {[%emt 0:00:43]} 30. Qh5 {[%emt 0:05:57] Dodges Qh4} ({White should play} 30. Nc3) 30... Bb8 {[%emt 0:00:49]} 31. Bd3 {[%emt 0:01:40]} (31. g3 $6 Nf6 32. Qh4 Bf5 $11) (31. Nc3 $16) 31... Qf6 $1 $14 {[%emt 0:01:07] [#] Strongly threatening ...Qf4.} 32. Re2 {[%emt 0:00:52]} (32. Qf3 {simplifies} Qxf3 33. gxf3 Ne5 34. Be2) 32... Ne5 {[%emt 0:00:18]} 33. Nb2 {[%emt 0:02:33][%cal Ba4b2,Bb2d3,Bd3e5][%mdl 32]} Qf4 $2 {[%emt 0:00:41] White stays focused until the end.} ({Black should try} 33... g6 $1 $11 34. Qxh6 Nf3) 34. g3 $16 {[%emt 0:00:32]} Qf6 {[%emt 0:00:15] ...g6 is the strong threat.} 35. f4 {[%emt 0:00:35]} Nxd3 {[%emt 0:00:32]} 36. Nxd3 {[%emt 0:00:06]} ({Much less strong is} 36. Rxd3 Rd8 $16) 36... d4 {[%emt 0:00:56]} (36... Qc3 $16 37. Qf3 Rf8) 37. Kh2 $18 {[%emt 0:00:51]} Rd8 {[%emt 0:00:44]} 38. Ne5 {[%emt 0:01:02]} Bd5 {[%emt 0:00:48]} (38... Rd5 39. Rdd2 Kh7) 39. Rxd4 {[%emt 0:00:43][%cal Bd1d4,Bd4d2,Bd2d5][%mdl 32]} Re8 {[%emt 0:00:31]} (39... g6 $142 40. Qh4 Qxh4 41. gxh4 Re8) 40. Rdd2 {[%emt 0:00:00]} Re7 {[%emt 0:00:00]} 41. Re3 {[%emt 0:27:09] And now Ng4 would win.} g5 {[%emt 0:07:42]} (41... Re6 $142 42. Qe2 Bc7) 42. Ng4 {[%emt 0:03:06][%csl LRf6,LRh6]} Qa1 {[%emt 0:00:27]} 43. Rxd5 {[%emt 0:01:46] Rd8+ would kill now.} (43. Rxe7 $2 Qh1#) 43... Qb2+ {[%emt 0:09:05]} 44. Kg1 {[%emt 0:00:13][%cal Bh2g1,Bg1f2,Bf2e1][%mdl 32] Intending Rd8+ and mate.} Qb1+ {[%emt 0:01:34]} 45. Kf2 {[%emt 0:00:20]} Qa2+ {[%emt 0:00:20]} 46. Ke1 {[%emt 0:01:10] White threatens Rd8+ and mate.} Rxe3+ {[%emt 0:00:37]} 47. Nxe3 {[%emt 0:00:02] Hoping for Rd8+.} cxd5 {[%emt 0:00:42]} 48. Qxh6 {[%emt 0:00:40]} (48. fxg5 $2 Bxg3+ 49. Kd1 Qb1+ 50. Kd2 Qb2+ 51. Kd1 Bf4 $19) 48... gxf4 {[%emt 0:04:33][%mdl 4096] Endgame KQB-KQN} 49. Qg5+ {[%emt 0:00:11]} Kh7 {[%emt 0:01:12]} 50. gxf4 {[%emt 0:00:38]} ({Not} 50. Nxd5 Qb1+ 51. Ke2 Qc2+ 52. Kf3 Qd1+ 53. Ke4 Qc2+ 54. Kd4 Qf2+ 55. Kd3 Qf3+ 56. Kc2 Qe2+ 57. Kb3 Qd1+ 58. Kc3 Be5+ 59. Kc4 Qd4+ 60. Kb5 Qxd5 61. Qf5+ (61. gxf4 Qd3+ 62. Ka4 Qa6+ 63. Kb3 Qe6+ 64. Ka4 Qa6+ 65. Kb3 Qe6+ 66. Ka4 Qc6+ 67. Kb3 Qe6+ $11) 61... Kg8 62. gxf4 a6+ {[%mdl 64] Decoy} 63. Kxa6 Qc6+ 64. Ka7 Qc7+ 65. Ka6 Qc6+ 66. Ka7 Qc7+ 67. Ka6 Qc6+ $11) 50... Qxa3 {[%emt 0:02:34]} 51. Qh5+ {[%emt 0:00:28]} Kg8 {[%emt 0:00:38]} 52. Nxd5 {[%emt 0:00:50] Black must now prevent Qg5+.} Qc1+ {[%emt 0:01:13]} (52... Qg3+ $142 53. Kf1 Qd3+ 54. Kf2 Qd4+ 55. Kg3 Kf8 56. Qh6+ Ke8 57. Qc6+ Kd8) 53. Qd1 {[%emt 0:00:19]} Qc4 {[%emt 0:01:11]} 54. Qg4+ {[%emt 0:00:05]} Kh8 {[%emt 0:03:21]} 55. Qc8+ {[%emt 0:00:20]} (55. Qh4+ $142 Kg8 56. Qg5+ Kf8 57. Qd8+ Kg7 58. Qg5+ Kf8 59. Qd8+ Kg7 60. Qf6+ {[%mdl 64] Deflection} Kh7 61. Qxf7+ Kh6 62. Qe6+ Kg7 63. Qe7+ Kh8 64. Qe8+ Kh7 65. Nf6+ Kh6 66. Ng4+ Kg7 67. Qxb8) 55... Kh7 {[%emt 0:00:17]} 56. Qf5+ {[%emt 0:00:29]} Kg8 {[%emt 0:01:50]} 57. Qg5+ {[%emt 0:00:06] White is clearly winning.} Kf8 {[%emt 0:00:16]} 58. Qd8+ {[%emt 0:00:06]} Kg7 {[%emt 0:00:05]} 59. Qxb8 {[%emt 0:00:27] White wants to mate with Qe5+.} Qe4+ {[%emt 0:02:03]} 60. Kf2 {[%emt 0:00:18] A cool game by Dziendziel.   Weighted Error Value: White=0.17 (very precise) /Black=0.29 (precise)} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.3"]
[White "Budzisz, Adrian"]
[Black "Dzida, Kamil"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2069"]
[BlackElo "2333"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,58,5,30,28,28,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,6,6,6,6,0,-75,-74,-95,-91,-285,-304,-320,-316,-327,-299,-291,-205,-272,-272,-266,-264,-343,-341,-476,-458,-777,-776,-996,-749]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:10]} 2. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:08]} 3. g3 {[%emt 0:00:05]} d5 {[%emt 0:00:10]} 4. Nf3 {[%emt 0:00:08]} dxc4 {[%emt 0:00:42]} 5. Bg2 {[%emt 0:00:11]} Bb4+ {[%emt 0:00:09]} 6. Bd2 {[%emt 0:00:57]} a5 {[%emt 0:00:06]} 7. Qc2 {[%emt 0:00:32] E04: Open Catalan: 5 Nf3.} Bxd2+ {[%emt 0:01:39]} 8. Nbxd2 {[%emt 0:00:59]} b5 {[%emt 0:00:24]} 9. a4 {[%emt 0:01:38] The position is equal.} c6 {[%emt 0:02:09]} 10. O-O {[%emt 0:01:49]} O-O {[%emt 0:03:22]} 11. b3 {[%emt 0:03:23]} cxb3 {[%emt 0:01:56]} 12. Nxb3 {[%emt 0:00:06]} b4 {[%emt 0:10:02]} 13. e4 {[%emt 0:04:25] Prevents Nd5.} Nbd7 {[%emt 0:08:59]} 14. Rfd1 {[%emt 0:05:52]} Bb7 {[%emt 0:07:48][%cal Oc6c5]} 15. Nfd2 {[%emt 0:06:01]} Qc7 {[%emt 0:23:51]} 16. Nc4 {[%emt 0:05:33] [#]} Rfd8 $146 {[%emt 0:03:59]} ({Predecessor:} 16... h6 17. Rac1 Rfd8 18. h3 Rdb8 19. Rd2 Rd8 20. Qd1 c5 21. d5 exd5 22. exd5 Rdb8 {½-½ Miciak,E (2379)-Yaroshenko,Y (2414) ICCF Slav Cup4 email 2013 [3]}) 17. f4 {[%emt 0:02:29]} Rdc8 {[%emt 0:05:04][%cal Of6d5]} 18. h3 {[%emt 0:02:23] [#]} (18. Rac1 $11) 18... Nd5 $1 $17 {[%emt 0:02:54][%cal Ob7a6]} 19. Rd2 {[%emt 0:12:50]} (19. exd5 $2 cxd5 20. Ne3 Qxc2 21. Nxc2 Rxc2 $19) (19. Nbxa5 Ba6) 19... Nc3 {[%emt 0:00:48]} 20. Qb2 $2 {[%emt 0:00:12] This costs White the game.} (20. Kh2 $17 {was called for.}) 20... c5 $19 {[%emt 0:05:52]} 21. d5 Nb6 {[%emt 0:00:12]} 22. Nbxa5 {[%emt 0:03:34]} exd5 {[%emt 0:05:06]} (22... Nbxa4 23. Qb3 Rxa5 24. dxe6 $15) 23. Nxb6 {[%emt 0:01:38]} Rxa5 {[%emt 0:06:20]} 24. Nxd5 {[%emt 0:05:05]} Bxd5 {[%emt 0:00:16]} 25. exd5 {[%emt 0:00:14]} Qd6 {[%emt 0:00:01]} ({And not} 25... Nxa4 26. Qe5 Qxe5 27. fxe5 $17) ({Inferior is} 25... Rxa4 26. d6 Rxa1+ 27. Qxa1 $17) 26. Rd3 {[%emt 0:01:15]} Rxa4 {[%emt 0:02:29]} (26... Nxa4 $2 {too greedy.} 27. Qe5 Qxe5 28. fxe5 $19) 27. Rxa4 {[%emt 0:02:32]} Nxa4 {[%emt 0:00:05] Black is clearly winning.} 28. Qc2 {[%emt 0:00:03]} (28. Qe2 $142 c4 29. Re3) 28... c4 {[%emt 0:00:54] Hoping for ...Qc5+.} 29. Re3 {[%emt 0:00:32]} b3 {[%emt 0:01:11] Weighted Error Value: White=0.63/Black=0.06 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.4"]
[White "Wilk, Igor"]
[Black "Zdybel, Przemyslaw"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2058"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,141,9,12,0,5,9,36,22,28,37,22,37,26,33,25,33,29,30,33,7,6,7,8,0,0,-20,-22,-100,-50,-59,-37,-41,-13,-12,-6,-8,0,-7,-6,-17,0,-9,0,-58,0,0,25,-45,-14,-64,-55,-38,-43,-42,0,0,18,8,12,11,35,-80,-82,-87,-68,-97,-87,-204,-191,-187,-158,-158,0,0,0,0,0,-8,0,0,0,0,177,177,177,177,177,177,606,577,629,629,1324,1261,1348,1217,912,432,975,885,1185,1154,1049,1004,2169,2038,2104,1829,2123,1564,29965,6195,5549,2789,1629,1821,29981,29982,29982,29983,29983,29983,29983,29984]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:01:34]} 2. Nf3 {[%emt 0:00:21]} Nc6 {[%emt 0:00:12]} 3. Bb5 {[%emt 0:00:25][%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 {[%emt 0:00:12]} 4. Ba4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:14]} 5. d3 {[%emt 0:00:36]} b5 {[%emt 0:04:48]} 6. Bb3 {[%emt 0:00:06]} Be7 {[%emt 0:00:30]} 7. O-O {[%emt 0:01:37]} d6 {[%emt 0:00:48]} 8. c3 {[%emt 0:01:03]} O-O {[%emt 0:02:13]} 9. Re1 {[%emt 0:03:58]} Na5 {[%emt 0:08:32]} 10. Bc2 {[%emt 0:00:29]} c5 {[%emt 0:00:05]} 11. d4 {[%emt 0:08:20] C90: Closed Ruy Lopez with 7...d6: Early deviations.} cxd4 {[%emt 0:04:26]} 12. cxd4 {[%emt 0:00:20]} Nc6 {[%emt 0:00:26]} 13. h3 {[%emt 0:06:14] Against Bg4. White is slightly better.} exd4 {[%emt 0:21:49]} 14. Nxd4 {[%emt 0:00:26]} Nxd4 {[%emt 0:00:11]} 15. Qxd4 {[%emt 0:00:07]} Be6 {[%emt 0:03:51]} 16. Nc3 {[%emt 0:03:57]} Rc8 {[%emt 0:01:41] [#]} 17. Bb3 $146 {[%emt 0:08:57]} ({Predecessor:} 17. Bf4 d5 18. exd5 Nxd5 19. Nxd5 Rxc2 20. Nxe7+ Qxe7 21. Rac1 Rxc1 22. Rxc1 Rc8 23. Rxc8+ Bxc8 {½-½ Van Foreest,J (2701)-Artemiev,V (2709) EU-Cup Online Final rapid 2021 (6.1)}) 17... Nd7 {[%emt 0:02:44]} 18. Nd5 {[%emt 0:05:25]} Bxd5 {[%emt 0:01:27]} 19. Bxd5 {[%emt 0:02:25]} Bf6 {[%emt 0:03:30]} 20. Qd1 {[%emt 0:03:32]} Nb6 {[%emt 0:06:22]} 21. Bb7 {[%emt 0:06:28]} Rb8 {[%emt 0:00:45]} 22. Bxa6 {[%emt 0:01:50]} Nc4 {[%emt 0:08:56]} (22... Na4 {feels hotter.} 23. Bxb5 Nxb2 24. Qb3 Qa5) 23. b3 {[%emt 0:01:43]} Bxa1 {[%emt 0:04:21]} (23... Qa5 $17 24. bxc4 Qxa6 25. cxb5 Qxb5) 24. bxc4 $15 {[%emt 0:00:07]} bxc4 {[%emt 0:01:36]} 25. Bxc4 {[%emt 0:00:40]} Be5 {[%emt 0:02:28]} 26. Be3 {[%emt 0:01:56]} Qa5 {[%emt 0:02:36]} 27. Rf1 {[%emt 0:02:59]} Qb4 {[%emt 0:01:07]} 28. Qd5 {[%emt 0:02:28]} Kh8 {[%emt 0:02:38]} 29. Bb3 {[%emt 0:03:43]} Rbc8 {[%emt 0:02:32]} 30. Rd1 {[%emt 0:07:13]} Qc3 {[%emt 0:03:22]} 31. Bd4 {[%emt 0:04:27]} (31. a4 $11) 31... Qc7 {[%emt 0:00:59]} (31... Bxd4 $15 32. Qxd4 Qxd4 33. Rxd4 Rc6) 32. Be3 $11 {[%emt 0:02:37] This pair of bishops is nice.} Qe7 {[%emt 0:01:07] Black is weak on the light squares} 33. f4 {[%emt 0:03:43]} (33. a4 $11) 33... Bf6 {[%emt 0:00:13]} 34. Qf5 {[%emt 0:00:54]} (34. Kh2 $11) 34... Rfe8 $15 {[%emt 0:03:12]} 35. Bd5 {[%emt 0:00:37]} Rc3 {[%emt 0:00:44]} 36. Bf2 {[%emt 0:01:13]} Kg8 {[%emt 0:02:21]} 37. Rb1 {[%emt 0:01:43]} Rc7 {[%emt 0:03:02]} (37... g6 $5 38. Qg4 $8 Rec8 $11) 38. a4 {[%emt 0:02:15][%mdl 1024] White has compensation.} g6 {[%emt 0:00:56]} 39. Qg4 {[%emt 0:00:14]} Bc3 {[%emt 0:00:18][%cal Bf6c3,Bc3d4,Bd4e3][%mdl 32]} (39... Rc2 $5) 40. Rb5 {[%emt 0:00:00] [#]} (40. Kh1 $14 {keeps the upper hand.}) 40... Qf6 $1 $17 {[%emt 0:00:00]} 41. Kh2 {[%emt 0:07:25]} Bd4 {[%emt 0:05:51]} 42. Bh4 {[%emt 0:08:31]} Qg7 {[%emt 0:00:20]} 43. Qd1 {[%emt 0:01:58] Prevents Rc1} (43. Rb1 $17 {might work better.}) 43... Be3 $19 {[%emt 0:04:37]} 44. Qf3 {[%emt 0:05:59]} Qd4 {[%emt 0:07:52]} 45. Rb1 {[%emt 0:01:59] Inhibits Bg1+.} Rc1 $2 {[%emt 0:04:43]} ({Better is} 45... Rec8 $17 {White must now prevent ...Rc1.} 46. Re1 Bd2) 46. Rxc1 $11 {[%emt 0:03:15]} Bxc1 {[%emt 0:00:04]} 47. f5 {[%emt 0:01:15][%cal Bf4f5,Bf5g6,Bg6f7][%mdl 32] fxg6 is the strong threat.} g5 {[%emt 0:03:05]} 48. Bg3 $132 {[%emt 0:00:45][%mdl 2048] White puts up resistance} Be3 {[%emt 0:01:41] And now ...Bg1+ would win.} 49. Qh5 {[%emt 0:02:37]} ({Much weaker is} 49. Bxd6 Rc8 50. h4 Bg1+ 51. Kh1 Qa1 $17) 49... Qf6 {[%emt 0:02:11]} 50. h4 {[%emt 0:03:21]} h6 $2 {[%emt 0:00:41] [#]} (50... gxh4 $11 51. Bxh4 Qg7) 51. Qg6+ $1 $18 {[%emt 0:01:26]} Qxg6 {[%emt 0:01:30]} 52. fxg6 {[%emt 0:00:05][%mdl 4096] Endgame KRB-KB} Kg7 {[%emt 0:00:55]} 53. gxf7 {[%emt 0:00:29]} (53. Bxf7 $2 Rxe4 54. hxg5 Bf4 55. Bxf4 Rxf4 56. gxh6+ Kxh6 $19) 53... Rd8 {[%emt 0:00:11]} (53... Rc8 54. a5 (54. Bxd6 Bf4+ 55. Bxf4 gxf4 $14) (54. hxg5 hxg5 55. Bxd6 Bf4+ 56. Bxf4 gxf4 $16) 54... Rc1) 54. Kh3 {[%emt 0:01:34]} Bc5 {[%emt 0:01:04]} 55. Kg4 {[%emt 0:00:58]} Kg6 {[%emt 0:00:14]} 56. h5+ {[%emt 0:00:28]} Kf6 {[%emt 0:00:19]} 57. Be1 {[%emt 0:00:10] Bc3+ would be deadly.} Bd4 {[%emt 0:00:31] Prevents Bc3} 58. Ba5 {[%emt 0:00:47]} (58. a5 $142 Rf8 59. Bg3) 58... Rf8 {[%emt 0:01:48]} (58... Rc8 $142 59. Bb4 Be5) 59. Bc7 {[%emt 0:03:52]} Ke5 {[%emt 0:00:01]} 60. Kf3 {[%emt 0:00:54]} Rc8 {[%emt 0:00:36] [#]} 61. Ke2 $1 {[%emt 0:00:49]} Ba7 {[%emt 0:00:46] [#]} (61... Bc3 62. a5) 62. Kd3 $1 {[%emt 0:00:24]} Bf2 {[%emt 0:00:13] [#]} (62... g4 63. Bc6) 63. a5 $1 {[%emt 0:00:27][%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} g4 {[%emt 0:02:23]} 64. Bb6 {[%emt 0:00:14]} g3 {[%emt 0:00:44]} 65. Bxf2 {[%emt 0:01:06]} (65. Be3 $142 Bxe3 66. Kxe3 Rc3+ 67. Kd2 Rc8 68. a6 Kf6 69. a7 Ke7 70. Ke3) 65... gxf2 {[%emt 0:00:03] KR-KB} 66. Ke2 {[%emt 0:00:06]} Kd4 {[%emt 0:01:47]} 67. Kxf2 {[%emt 0:00:20] White threatens a6 and mate.} Ke5 {[%emt 0:00:24]} 68. a6 {[%emt 0:00:09] White mates.} Rc2+ {[%emt 0:00:16]} 69. Kg3 {[%emt 0:00:08]} Rc3+ {[%emt 0:00:09]} 70. Kh2 {[%emt 0:00:10]} Rc8 {[%emt 0:00:23]} 71. a7 {[%emt 0:00:05] What a bad dream for Black. An entertaining game by Wilk.   Weighted Error Value: White=0.29 (precise) /Black=0.32} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.5"]
[White "Kacprzak, Kacper"]
[Black "Ciszewski, Krzysztof"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "2248"]
[BlackElo "2047"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,84,0,-26,-49,-18,0,0,0,0,0,0,0,0,-26,-21,-10,0,0,-8,0,0,-10,-17,0,0,0,0,0,0,18,20,19,20,19,24,22,20,188,174,174,156,169,172,154,159,133,62,63,62,62,58,56,59,54,18,41,14,14,21,18,0,4,0,0,0,8]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:13]} 2. Nf3 {[%emt 0:00:02]} d6 {[%emt 0:00:23]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:10]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:04]} a6 {[%emt 0:00:07]} 6. Bg5 {[%emt 0:00:05]} e6 {[%emt 0:00:12]} 7. f4 {[%emt 0:00:05]} h6 {[%emt 0:01:50]} 8. Bh4 {[%emt 0:00:05]} Qb6 {[%emt 0:00:06]} 9. Qd2 {[%emt 0:00:06]} Qxb2 {[%emt 0:00:45]} 10. Rb1 {[%emt 0:00:04]} Qa3 {[%emt 0:00:06]} 11. e5 {[%emt 0:00:04]} dxe5 {[%emt 0:00:09] B97: Sicilian Najdorf: Poisoned Pawn.} 12. fxe5 {[%emt 0:00:04]} Nfd7 {[%emt 0:00:05]} (12... g5 $5 {[%cal Rf8b4]}) 13. Ne4 $1 {[%emt 0:00:06] [#] Strongly threatening Be2.} Qxa2 {[%emt 0:00:55]} 14. Rd1 (14. Nc3 $2 Qa5 15. Be2 Nxe5 $19) 14... Qd5 {[%emt 0:01:47]} (14... Nxe5 $2 15. Nb5 f6 16. Nc7+ (16. Qd8+ Kf7 $16) 16... Kf7 17. Nxa8 $18) 15. Qe3 {[%emt 0:00:16]} Qxe5 {[%emt 0:22:28]} (15... Nxe5 $2 16. Nb3 Nbc6 17. Rxd5 exd5 18. Nec5 $18) 16. Be2 $1 {[%emt 0:00:11]} Bc5 $1 {[%emt 0:01:05] ...Bb6 is the strong threat.} 17. Bg3 {[%emt 0:02:09]} Qd5 {[%emt 0:00:33] And now ...0-0 would win.} 18. c4 {[%emt 0:00:39]} Bxd4 {[%emt 0:00:08]} 19. Rxd4 {[%emt 0:00:05]} Qa5+ {[%emt 0:00:08]} 20. Rd2 $1 {[%emt 0:00:04] [#] Nd6+ would be deadly.} O-O $1 {[%emt 0:02:08]} (20... Qa1+ 21. Bd1 O-O 22. Bd6) 21. Bd6 $1 {[%emt 0:00:05]} (21. O-O f5 22. Nc3 e5 $17) 21... f5 $1 {[%emt 0:03:18][%mdl 4] is more profitable than 21...Rd8 at the moment.} 22. Bxf8 {[%emt 0:00:07]} Nxf8 {[%emt 0:00:06]} (22... fxe4 23. Bd6 $16) 23. Nd6 $36 {[%emt 0:00:18][%mdl 2048] White is pushing.} Nbd7 {[%emt 0:05:33]} 24. g4 {[%emt 0:01:51]} Qa1+ {[%emt 0:13:33]} 25. Bd1 {[%emt 0:09:21] [#] Active counter play!} Qe5 $146 {[%emt 0:02:22]} ({Predecessor:} 25... fxg4 26. O-O Qe5 27. Qf2 Nf6 28. Ne8 Bd7 29. Nxf6+ gxf6 30. Qxf6 Qe3+ 31. Rdf2 e5 {½-½ Xu,Y (2531)-Volokitin,A (2636) Abu Dhabi op 26th 2019 (9)}) 26. Qxe5 {[%emt 0:13:35]} Nxe5 {[%emt 0:00:32]} 27. gxf5 {[%emt 0:00:05]} exf5 {[%emt 0:00:10]} 28. O-O {[%emt 0:00:04] Threatens to win with Re1.} g6 $2 {[%emt 0:16:58]} (28... Be6 $11) 29. Re1 $18 {[%emt 0:02:20]} Nfd7 {[%emt 0:05:58]} 30. Rd5 {[%emt 0:02:34]} a5 {[%emt 0:03:09][%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 31. Rexe5 {[%emt 0:11:23]} (31. Rdxe5 Nxe5 32. Rxe5 Bd7 $16) 31... Nxe5 {[%emt 0:00:07]} 32. Rxe5 {[%emt 0:00:04]} Bd7 {[%emt 0:00:11] Repels Re8+} 33. Nxb7 {[%emt 0:16:17]} ({White should play} 33. Re7 $1 $16 {[%cal Re7d7]} Bc6 34. Bb3 (34. Nxb7 Ra7 $14)) 33... a4 $14 {[%emt 0:04:18]} 34. Nc5 {[%emt 0:05:28]} a3 $1 {[%emt 0:05:22] aiming for ...a2.} 35. Bb3 {[%emt 0:00:09]} (35. Nxd7 $2 {perishes.} a2 36. Nb6 Ra6 $19) 35... Be8 {[%emt 0:03:53]} (35... a2 $2 36. Bxa2 (36. Nxd7 $2 {loses.} a1=Q+ 37. Kf2 Qd4+ 38. Kg3 Qd3+ 39. Kf2 Qxb3 $19) 36... Rxa2 37. Nxd7 $18) 36. Ba2 {[%emt 0:04:42]} Bf7 {[%emt 0:01:47]} 37. Nb7 {[%emt 0:02:50]} Kg7 {[%emt 0:03:34]} 38. Re2 {[%emt 0:06:10]} (38. Nd6 $5 {[%cal Re5e7]} Rd8 39. Nxf7 $14) 38... Rb8 {[%emt 0:02:33] The position is equal.} 39. Nd6 {[%emt 0:01:31] Black must now prevent Nxf7.} Rb2 {[%emt 0:01:43]} 40. Kf2 {[%emt 0:00:00]} Be6 {[%emt 0:00:00]} 41. Ne8+ {[%emt 0:12:24]} Kf7 {[%emt 0:09:57]} 42. Nc7 {[%emt 0:02:38]} f4 {[%emt 0:01:48] Weighted Error Value: White=0.05 (flawless) /Black=0.11 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.6"]
[White "Taranowicz, Michal"]
[Black "Luberanski, Jakub"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1900"]
[BlackElo "2242"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,116,-26,-17,0,-50,-25,-30,4,0,7,-24,-5,-59,-13,-17,0,-14,39,0,0,0,68,80,108,98,94,73,50,25,68,0,-8,-58,-58,-60,-61,-65,-80,-60,-81,-328,-295,-314,-305,-355,-333,-602,-598,-626,-604,-560,-552,-547,-339,-643,-391,-415,-410,-488,-495,-454,-444,-759,-194,-194,-194,-194,-194,-583,-564,-543,-65,-67,0,-535,-535,-1309,-1298,-1335,-1348,-6377,-6138,-5282,-4764,-1325,-1127,-29961,-29960,-29961,-29966,-29976,-29977,-29974,-29968,-29969,-29970,-29967,-12386,-29968,-12214]} 1. e4 {[%emt 0:01:46]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:14]} e6 {[%emt 0:00:04]} 3. d3 {[%emt 0:00:14]} d5 {[%emt 0:01:29]} 4. Nbd2 {[%emt 0:00:22]} Nc6 {[%emt 0:00:06]} 5. g3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:38]} 6. Bg2 {[%emt 0:00:11]} Be7 {[%emt 0:00:08]} 7. O-O {[%emt 0:00:10]} O-O {[%emt 0:00:04]} 8. Re1 {[%emt 0:00:26]} Qc7 {[%emt 0:06:07]} 9. Nf1 {[%emt 0:01:08]} dxe4 {[%emt 0:03:04]} 10. dxe4 {[%emt 0:00:05]} Rd8 {[%emt 0:00:04] C00: French: Unusual White 2nd moves.} 11. Bd2 {[%emt 0:00:43]} (11. Qe2 $11) 11... e5 {[%emt 0:02:42]} 12. c3 {[%emt 0:04:31] [#]} b5 $146 {[%emt 0:02:37] Black has an edge.} ({Predecessor:} 12... h6 13. Qc2 Be6 14. Ne3 c4 15. Rad1 Bc5 16. Bc1 Ng4 17. Nxg4 Bxg4 18. Rd5 Bd6 {1-0 Maze,S (2619)-Khegay,D (2482) EU-ch 18th Minsk 2017 (8)}) 13. Qc2 {[%emt 0:01:21]} Be6 {[%emt 0:03:54]} 14. b3 {[%emt 0:04:22] Inhibits Bc4.} a5 {[%emt 0:06:01]} 15. Bg5 (15. Ne3 $11) 15... Ne8 {[%emt 0:08:29]} (15... b4 $15) 16. Bxe7 {[%emt 0:01:57]} Qxe7 {[%emt 0:00:06]} 17. Ne3 {[%emt 0:00:55]} Nc7 {[%emt 0:01:35]} (17... f6 $11) 18. h4 {[%emt 0:04:24]} f6 {[%emt 0:00:44]} 19. a4 {[%emt 0:04:44]} Rab8 {[%emt 0:11:00]} (19... b4 $1 $11) 20. axb5 $14 {[%emt 0:14:13]} Rxb5 {[%emt 0:00:13]} 21. Rab1 {[%emt 0:07:38]} Ne8 {[%emt 0:06:32][%cal Bc7e8,Be8d6,Bd6e4][%mdl 32]} 22. Nd5 {[%emt 0:01:30]} Qf7 {[%emt 0:01:56]} (22... Bxd5 23. exd5 Na7 24. Ra1 $16) 23. Bf1 {[%emt 0:09:27]} Rb7 {[%emt 0:00:19]} 24. Bc4 {[%emt 0:00:15]} ({White should try} 24. Qa2 $14) 24... Nd6 $1 $11 {[%emt 0:01:02][%cal Od6e4]} 25. Ra1 {[%emt 0:01:55] [#]} (25. Ne3 $11) 25... Nxe4 $1 $15 {[%emt 0:11:25][%mdl 64] Remove Defender} 26. Nxf6+ {[%emt 0:09:02][%mdl 64] Remove Defender, Deflection} Nxf6 {[%emt 0:00:56]} (26... gxf6 27. Rxe4 Rbd7 28. Qe2 $11) 27. Ng5 {[%emt 0:00:04][%cal Oc4e6] [#]} Bxc4 {[%emt 0:00:05]} 28. Nxf7 {[%emt 0:00:06]} Bxf7 {[%emt 0:00:04]} 29. c4 $2 {[%emt 0:08:05] White is weak on the dark squares} (29. Rad1 $17) 29... Nd4 {[%emt 0:00:54]} 30. Qc3 {[%emt 0:00:06]} Ra8 {[%emt 0:06:59]} (30... Rxb3 $2 {loses.} 31. Qxa5 Rf8 32. Rab1 Nf3+ 33. Kh1 Nxe1 34. Rxb3 Bxc4 35. Rb5 Bd5+ 36. f3 Nxf3 37. Rxc5 $19) (30... Nxb3 31. Ra3 Nd4 32. Qxa5 $19) 31. Rxa5 {[%emt 0:02:50]} Rab8 {[%emt 0:04:30]} (31... Rxb3 $2 32. Rxa8+ Be8 33. Qa5 Nf3+ 34. Kf1 Nxe1 35. Kxe1 $18) ({And not} 31... Rxa5 32. Qxa5 Nf3+ 33. Kh1 Rxb3 34. Rd1 $11) 32. Rxc5 $2 {[%emt 0:08:45]} (32. Rb5 Nxb5 33. cxb5) 32... Rxb3 $19 {[%emt 0:00:07]} 33. Qa5 {[%emt 0:00:07]} Nf3+ {[%emt 0:00:08] Excellent horsemanship.} 34. Kg2 {[%emt 0:00:04]} Nxe1+ {[%emt 0:00:14]} 35. Qxe1 {[%emt 0:00:05]} e4 {[%emt 0:00:18][%cal Oe4e3] And now ...e3! would win.} 36. Qc1 $2 {[%emt 0:01:21]} (36. h5) 36... Rf3 {[%emt 0:04:24] aiming for ...Ng4.} 37. Rb5 {[%emt 0:00:54]} Rc8 {[%emt 0:02:09][%cal Of6g4]} 38. Rb4 {[%emt 0:05:43]} Ng4 {[%emt 0:01:09]} 39. Rb2 {[%emt 0:02:33]} Bxc4 {[%emt 0:01:49]} 40. Rc2 {[%emt 0:00:00] [#]} (40. Qg5 $142 Be6 41. Qb5) 40... Bf1+ $1 {[%emt 0:00:00][%mdl 512]} 41. Kg1 {[%emt 0:00:27]} Rxc2 {[%emt 0:19:53]} 42. Qxc2 {[%emt 0:00:07] Qc8+ would be deadly.} Bh3 {[%emt 0:00:15]} (42... Rxf2 43. Qc8+ Rf8 44. Qxg4 $11) 43. Qxe4 $2 {[%emt 0:12:21]} (43. Qc8+ Rf8 44. Qe6+ Kh8 45. Qxe4) 43... Rxf2 {[%emt 0:01:35][%csl Gh3][%cal Rf2f1]} 44. Qe6+ {[%emt 0:00:15]} Kf8 $2 {[%emt 0:02:15]} (44... Rf7 $19 {( -> ...h5)} 45. Qc4 h6) 45. Qd6+ $1 $15 {[%emt 0:06:10]} Kg8 $2 {[%emt 0:00:19][%mdl 8192]} (45... Kf7 $15 46. Qd5+ Ke7 47. Qb7+ Kd6 48. Qb8+ Ke7 49. Qc7+ Ke8 50. Qc6+ Kf8 51. Qa8+ Ke7 52. Qe4+ Kf6 53. Qc6+ Ke5 54. Qc3+ Ke4 55. Qc6+ Ke3 56. Qc3+ Ke4 57. Qc6+ Kd4 58. Qb6+ Ke5 59. Qc7+ Kd5 60. Qb7+ Kc5 61. Qc7+ Kb5 62. Qb7+ Ka4 63. Qe4+ Ka3 64. Qd3+ Kb4 65. Qd4+ Kb3 66. Qd5+ Kc2 67. Qa2+ Kd1 68. Qa4+ Rc2) 46. Qe6+ $1 $19 {[%emt 0:00:04]} Rf7 {[%emt 0:02:21]} 47. h5 {[%emt 0:00:06]} h6 {[%emt 0:00:07]} 48. Qd5 {[%emt 0:00:19]} Nf6 {[%emt 0:00:30]} 49. Qc6 {[%emt 0:02:13]} Bg4 {[%emt 0:00:26]} ({Stronger than} 49... Nxh5 50. Qe8+ Rf8 51. Qxh5 $11) 50. Kg2 {[%emt 0:00:33]} Bxh5 {[%emt 0:00:22] White must now prevent ...Kh7.} 51. Qe6 {[%emt 0:00:16]} Kh7 {[%emt 0:00:29]} 52. Qe5 {[%emt 0:00:52]} Bg6 {[%emt 0:00:10]} 53. Qe6 {[%emt 0:00:09]} Ne4 {[%emt 0:01:22]} 54. g4 {[%emt 0:00:07]} Rf2+ {[%emt 0:00:05]} 55. Kg1 {[%emt 0:00:08]} Rf4 {[%emt 0:00:19]} 56. Kg2 {[%emt 0:00:09]} Nf6 {[%emt 0:00:05]} 57. g5 {[%emt 0:00:21]} Rg4+ {[%emt 0:00:10]} 58. Kh2 {[%emt 0:00:41]} Rxg5 {[%emt 0:00:04] Artfully played by Luberanski.   Weighted Error Value: White=0.97/Black=0.55} (58... hxg5 $142 59. Kh3 Be4 60. Kh2 Bd5 61. Qe5 Rg2+ 62. Kh3 Ra2 63. Qd4 Kg6 64. Qb6 Kh5 65. Qb1 Ra3+ 66. Kh2 Ng4+ 67. Kg1 Rg3+ 68. Kf1 Bc4+ 69. Ke1 Rg1+ {[%mdl 64] Skewer} 70. Kd2 Rxb1 71. Kc3 Ne5 72. Kd4 Rb5 73. Kc3 Kg4 74. Kd2 Kf4 75. Kc2 Ke3 76. Kc3 Bd5 77. Kc2 Nd3 78. Kd1 Bb3#) 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.7"]
[White "Kaliszuk, Kamil"]
[Black "Biesiadecki, Adam"]
[Result "1-0"]
[ECO "E46"]
[WhiteElo "2217"]
[BlackElo "1761"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,50,0,-7,42,37,47,20,28,39,40,2,14,0,55,49,49,41,66,68,62,69,160,160,201,192,180,185,364,354,550,314,633,610,703]} 1. d4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:12]} e6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:28]} Bb4 {[%emt 0:00:13]} 4. e3 {[%emt 0:00:43]} O-O {[%emt 0:00:40]} 5. Bd2 {[%emt 0:00:45]} d5 {[%emt 0:01:06]} 6. Nf3 {[%emt 0:01:16]} b6 {[%emt 0:02:26]} 7. cxd5 {[%emt 0:02:45]} exd5 {[%emt 0:02:26]} 8. Rc1 {[%emt 0:00:30]} Bb7 {[%emt 0:08:42]} 9. Bd3 {[%emt 0:01:33]} Nbd7 {[%emt 0:01:01]} 10. O-O {[%emt 0:00:36]} Bxc3 {[%emt 0:02:50] E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6.} (10... Be7 $11) 11. Bxc3 $14 {[%emt 0:02:29]} Ne4 {[%emt 0:04:49]} 12. Be1 {[%emt 0:07:41] [#]} c5 $146 {[%emt 0:03:49] The position is equal.} ({Predecessor:} 12... Rc8 13. Nd2 f5 14. f3 Nxd2 15. Qxd2 c5 16. dxc5 Nxc5 17. Bc2 Qf6 18. b4 Ne6 {½-½ Vargas Drechsler,C (1930)-Garcia Quevedo,J (1858) Barcelona Puig Memorial op 2nd 2016 (8)}) 13. dxc5 {[%emt 0:14:33]} bxc5 {[%emt 0:01:20]} 14. Nd2 {[%emt 0:02:54]} Nd6 {[%emt 0:10:18]} 15. Nf3 {[%emt 0:06:13][%cal Bd2f3,Bf3d4,Bd4f5,Bf5g7][%mdl 32]} Ne4 {[%emt 0:00:19]} 16. b4 {[%emt 0:01:25]} c4 {[%emt 0:13:21]} 17. Bb1 {[%emt 0:04:14]} Ndf6 {[%emt 0:08:13]} 18. Nd4 {[%emt 0:04:52]} Qd7 {[%emt 0:05:17]} 19. Qc2 {[%emt 0:03:35]} a5 {[%emt 0:10:58]} 20. f3 $16 {[%emt 0:05:36]} ({But not} 20. bxa5 Rfe8 $16) 20... Ng5 {[%emt 0:05:10]} 21. bxa5 {[%emt 0:04:11]} Rfe8 {[%emt 0:06:32]} 22. Bc3 {[%emt 0:05:11]} h6 $2 {[%emt 0:03:04]} (22... Bc8 {was necessary.} 23. Rfd1 h6) 23. Nf5 $18 {[%emt 0:02:35]} Ngh7 {[%emt 0:03:11]} (23... Bc8 {was called for.} 24. Nxh6+ {[%mdl 64] Deflection} gxh6 25. Bxf6 Qe6) 24. Rce1 {[%emt 0:01:57][%cal Of5g7] Nxg7! would be deadly.} Ra6 $2 {[%emt 0:03:52] [#]} (24... Nf8 25. Bxf6 gxf6 26. Nxh6+ Kg7) 25. Nxg7 $1 {[%emt 0:01:48][%mdl 576] Decoy} Ree6 {Weighted Error Value: White=0.27 (precise) /Black=0.72} (25... Nf8 26. Nxe8) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.8"]
[White "Krasniewski, Szymon"]
[Black "Backiel, Hubert"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "1771"]
[BlackElo "2127"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,111,15,-2,7,8,25,14,92,13,56,47,49,26,40,6,40,-5,0,-22,-10,-20,0,-5,-13,-105,-102,-105,-108,-108,-95,-103,-95,-100,-89,-81,-83,-128,-127,-133,-141,-130,-65,-65,-60,-176,-53,-39,-50,-65,-65,-65,0,0,0,0,0,-34,0,-22,0,-44,-39,-50,-32,-43,0,-73,-55,-41,-35,-36,-26,-31,-31,-47,-54,-104,-70,-79,-22,-115,-18,-20,-24,-34,-34,-30,-24,-54,-8,-16,0,-36,-35,-98,0,-12,0,-105,0,-32,0,-43]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:01:21]} 2. c4 {[%emt 0:00:02]} e6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:03]} 4. Nc3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:04]} 5. e3 {[%emt 0:00:53]} O-O {[%emt 0:03:27]} 6. Bd2 {[%emt 0:00:26]} Re8 {[%emt 0:01:04] E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} 7. Bd3 {[%emt 0:01:50]} Nbd7 {[%emt 0:08:26]} 8. O-O {[%emt 0:01:24][%cal Oc3d5]} c6 {[%emt 0:07:19]} (8... dxc4 $11 {keeps the balance.} 9. Bxc4 b6) 9. Rc1 {[%emt 0:04:20]} (9. Nxd5 $1 $16 exd5 10. Bxb4) 9... dxc4 {[%emt 0:02:12]} 10. Bxc4 {[%emt 0:00:14]} b5 {[%emt 0:00:03] [#]} 11. Be2 $146 {[%emt 0:01:19]} ({Predecessor:} 11. Bd3 Bb7 12. Ne4 Bxd2 13. Nfxd2 Nxe4 14. Nxe4 Qe7 15. Qc2 h6 16. Be2 Rac8 17. Nc5 Nxc5 18. Qxc5 Qxc5 19. Rxc5 {½-½ Jovanovic,D (2104)-Ivanovic,V (1851) SRB Central-chT qual 2014 (7)}) 11... Bb7 {[%emt 0:00:40]} 12. Qb3 {[%emt 0:07:58]} Bf8 {[%emt 0:05:52]} (12... Bd6 {feels hotter.} 13. Ng5 a5 14. Qc2 Qb8) 13. Rfd1 {[%emt 0:09:38]} a6 {[%emt 0:02:06]} 14. Be1 {[%emt 0:11:23]} Qb8 {[%emt 0:04:10]} 15. a3 {[%emt 0:13:54]} Qa7 {[%emt 0:06:41]} 16. Ne5 {[%emt 0:15:13]} c5 {[%emt 0:04:44][%cal Bc6c5,Bc5c4][%mdl 32]} 17. Bf3 {[%emt 0:06:57]} (17. Nxd7 $11 Nxd7 18. dxc5 Nxc5 19. Qa2) 17... Nxe5 $17 {[%emt 0:09:03]} 18. dxe5 {[%emt 0:03:19]} Bxf3 {[%emt 0:00:12]} 19. gxf3 {[%emt 0:00:04]} Nd7 {[%emt 0:00:30][%cal Bf6d7,Bd7c5,Bc5d3][%mdl 32]} 20. f4 {[%emt 0:01:53]} c4 {[%emt 0:00:46]} 21. Qc2 {[%emt 0:03:03]} Nc5 {[%emt 0:00:07]} 22. Ne2 {[%emt 0:02:08]} Qb7 {[%emt 0:08:47]} 23. Nd4 {[%emt 0:01:10]} Nd3 {[%emt 0:00:32]} 24. Rb1 {[%emt 0:01:06]} Red8 {[%emt 0:02:22][%cal Od8d4]} 25. Qe2 {[%emt 0:02:25]} Bc5 {[%emt 0:01:40]} ({Of course not} 25... Rxd4 $6 26. exd4 Nxf4 27. Qg4 $11) ({Black should play} 25... Qe4 $17 26. f3 Qg6+ 27. Kh1 Bc5) 26. Qf3 $15 {[%emt 0:02:04]} Qd5 {[%emt 0:09:26]} 27. Bc3 {[%emt 0:04:41]} (27. Qxd5 $15 Rxd5 28. Ne2) 27... Qxf3 {[%emt 0:03:07]} (27... Bxd4 $19 28. Qxd5 Rxd5 29. Bxd4 Nxf4) 28. Nxf3 {[%emt 0:00:02]} a5 {[%emt 0:01:42]} 29. Bd4 {[%emt 0:03:31][%cal Od1d3] And now Rxd3! would win.} Be7 {[%emt 0:01:38]} 30. Ne1 {[%emt 0:00:52] [#]} Rxd4 {[%emt 0:04:58]} 31. exd4 $11 {[%emt 0:00:16]} Nxf4 {[%emt 0:00:04]} 32. Kf1 {[%emt 0:01:41]} Nd5 {[%emt 0:02:40]} 33. Rdc1 {[%emt 0:01:47][%cal Oa3a4]} Rc8 {[%emt 0:07:01][%mdl 1024] Black has compensation.} 34. Rc2 {[%emt 0:00:46]} Bg5 {[%emt 0:01:21]} 35. b3 {[%emt 0:00:43]} c3 {[%emt 0:00:25]} 36. Nd3 {[%emt 0:00:30]} Be7 {[%emt 0:00:36]} (36... Be3 $5) 37. Ra1 $1 {[%emt 0:00:38]} Bd8 {[%emt 0:02:52]} 38. Nc1 {[%emt 0:00:30]} (38. b4 $11) 38... Bb6 {[%emt 0:00:48]} 39. Ne2 {[%emt 0:00:09]} g5 {[%emt 0:00:26]} 40. Rac1 {[%emt 0:00:00][%cal Re2c3]} b4 {[%emt 0:00:00]} 41. axb4 {[%emt 0:08:52]} axb4 {[%emt 0:00:46]} 42. Ra1 {[%emt 0:01:30] Dodges Ra8} Kg7 {[%emt 0:03:48]} 43. Kg2 {[%emt 0:00:46]} (43. Rca2 $15) 43... Kg6 {[%emt 0:04:26]} 44. Kf3 {[%emt 0:00:51]} h5 {[%emt 0:01:26]} ({Black should try} 44... f5 $17) 45. h3 {[%emt 0:11:47]} (45. Ke4 $11) 45... h4 {[%emt 0:07:20]} (45... f5 $1 $17 {Threatens to win with ...Rf8.} 46. h4 gxh4) 46. Ke4 {[%emt 0:07:00]} f5+ {[%emt 0:00:18]} 47. exf6 {[%emt 0:00:45]} Nxf6+ {[%emt 0:00:06]} 48. Kd3 {[%emt 0:01:18]} Kf5 {[%emt 0:02:55]} 49. Ra6 {[%emt 0:01:49]} Rc6 {[%emt 0:10:14]} (49... Nd5 $15 {should be considered.}) 50. f3 {[%emt 0:00:58]} Rd6 {[%emt 0:02:11] ...e5 is the strong threat.} (50... e5 $5 {[%cal Rc6d6]}) 51. Kc4 {[%emt 0:00:44]} Nd5 {[%emt 0:00:06] Strongly threatening ...Ne3+.} 52. Rc1 {[%emt 0:00:31] [#]} (52. Rca2 $15) 52... Nc7 {[%emt 0:01:42]} (52... e5 $1 $17) 53. Ra2 {[%emt 0:00:31]} Nd5 {[%emt 0:00:29]} (53... Rd8 $11) 54. Ra6 $17 {[%emt 0:00:14] [#]} Nc7 {[%emt 0:00:29]} (54... e5 $1 $17) 55. Ra2 $15 {[%emt 0:00:04]} Nd5 {[%emt 0:00:43]} 56. Ra6 {[%emt 0:00:18] Weighted Error Value: White=0.25 (precise) /Black=0.26 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.9"]
[White "Luczak, Filip"]
[Black "Pisarek, Jan"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2345"]
[BlackElo "1931"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,83,61,72,75,69,62,57,46,70,62,112,103,108,62,122,40,47,39,35,43,25,26,37,32,31,29,60,35,125,127,128,145,143,112,142,143,196,199,193,214,273,265,279,272,364,374,389,277,279,274,361,353,383,379,402,400,478,468,538,525,520,510]} 1. Nf3 {[%emt 0:00:01]} c5 {[%emt 0:00:13]} 2. g3 {[%emt 0:02:16]} Nc6 {[%emt 0:01:04]} 3. Bg2 {[%emt 0:00:32]} g6 {[%emt 0:00:32]} 4. c3 {[%emt 0:03:35]} Bg7 {[%emt 0:12:48]} 5. d4 {[%emt 0:00:19]} cxd4 {[%emt 0:01:43]} 6. cxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:01:44]} 7. O-O {[%emt 0:02:18]} d5 {[%emt 0:01:09]} 8. Nc3 {[%emt 0:00:05]} O-O {[%emt 0:01:45]} 9. Ne5 {[%emt 0:00:03]} Nxe5 {[%emt 0:16:11]} 10. dxe5 {[%emt 0:00:05]} Ng4 {[%emt 0:00:24]} 11. Nxd5 $1 {[%emt 0:13:17] The main line 11.Nxd5 scores better than 11.Qxd5.} Nxe5 {[%emt 0:04:31]} 12. Bg5 {[%emt 0:00:09]} Nc6 {[%emt 0:04:36][%cal Oh7h6]} 13. Qa4 {[%emt 0:03:31] Black must now prevent Rad1. D79: Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5).} h6 {[%emt 0:03:32]} 14. Be3 {[%emt 0:02:10]} Bd7 {[%emt 0:18:24]} 15. Rad1 {[%emt 0:06:12] [#] White is slightly better.} Re8 $146 {[%emt 0:16:00]} ({Predecessor:} 15... Nd4 16. Qb4 e5 17. Bxd4 exd4 18. Qxb7 Kh7 19. e3 Rb8 20. Qxa7 Bc6 21. Rxd4 Rxb2 {1-0 Cori,J (2602)-Montoliu Cervero,F (2326) Benasque op 36th 2016 (3)}) 16. Qb3 {[%emt 0:13:44] White has more active pieces. The black rooks are badly placed.} Rb8 {[%emt 0:03:48]} (16... Qc8 $1 $14) 17. Rd2 $16 {[%emt 0:07:43]} e5 {[%emt 0:01:52] [#]} 18. Qa3 {[%emt 0:01:18]} (18. Bxa7 $1 $16 Nxa7 19. Nb6 {[%mdl 64] Discovered Attack}) 18... Nd4 {[%emt 0:03:58] [#]} (18... Be6 $14) 19. Bxd4 {[%emt 0:04:45]} (19. Qxa7 Bc6 20. Bxd4 exd4 $14) ({White should try} 19. f4 $1 $16) 19... exd4 $14 20. Qxa7 {[%emt 0:01:45]} Bc6 {[%emt 0:00:34]} 21. Nf4 {[%emt 0:03:06]} Ra8 {[%emt 0:01:01]} 22. Qc5 {[%emt 0:00:14]} Bxg2 {[%emt 0:01:37]} 23. Kxg2 {[%emt 0:00:07]} Rxa2 {[%emt 0:01:05]} 24. Qb5 {[%emt 0:05:10]} b6 {[%emt 0:02:04]} 25. Qb3 {[%emt 0:07:56]} (25. Qd5 $5 {[%cal Rd5a2]} Ra8 26. Qxd8 Raxd8 27. Ra1 $14) 25... Ra5 {[%emt 0:00:30]} (25... Qa8+ $14 26. f3 Ra7) 26. Nxg6 $16 {[%emt 0:02:58]} Qg5 {[%emt 0:01:01]} 27. Nf4 $36 {[%emt 0:00:09][%cal Bg6f4,Bf4d3,Bd3e1,Be1f3,Bf3d4][%mdl 2080] Keeping Black busy.} Be5 {[%emt 0:00:45]} 28. h4 {[%emt 0:02:19]} (28. Qxb6 Bxf4 29. Rxd4 Rb8 $17) 28... Qf6 {[%emt 0:00:18]} 29. Nd3 {[%emt 0:03:15]} Bb8 {[%emt 0:00:07]} (29... Qc6+ $16 30. Kg1 Re6) 30. Ne1 $18 {[%emt 0:01:57]} Rae5 {[%emt 0:01:01]} 31. Qd3 {[%emt 0:02:06]} (31. Rxd4 $6 Rxe2 32. Qd3 (32. Nf3 Qg6 $14) 32... R8e3 33. Qxe3 Rxe3 34. fxe3 Qc6+ 35. Rf3 Be5 $16) 31... Qg7 {[%emt 0:00:29][%cal Oe5e3]} 32. Nf3 {[%emt 0:01:12]} (32. Qxd4 Rxe2 33. Rxe2 Rxe2 34. Qd8+ (34. Qxb6 $2 Qxg3+ 35. Kh1 Qh2#) 34... Qf8 $16) 32... Re4 {[%emt 0:00:31]} 33. Qb5 {[%emt 0:02:43]} (33. Nxd4 Bf4 $18) 33... R8e6 {[%emt 0:00:52]} 34. Rc1 {[%emt 0:00:35] Threatens to win with Rc8+.} Kh7 {[%emt 0:00:40]} 35. Qf5+ {[%emt 0:01:06]} Qg6 {[%emt 0:00:05]} 36. Qxg6+ {[%emt 0:00:05]} ({Much less strong is} 36. Nxd4 Qxf5 37. Nxf5 Rxe2 38. Rxe2 Rxe2 $18) 36... Kxg6 {[%emt 0:00:42]} 37. Nxd4 {[%emt 0:00:31]} ({Less strong is} 37. Rxd4 Rxe2 38. h5+ Kf6 $18) 37... Rd6 {[%emt 0:00:38]} 38. e3 {[%emt 0:00:27] And now Rc8 would win.} Re8 {[%emt 0:00:32] Prevents Rc8} 39. Rdc2 {[%emt 0:00:13]} Rf6 {[%emt 0:00:31]} 40. Rc6 {[%emt 0:00:00] White is clearly winning.} Be5 {[%emt 0:00:00]} 41. Rxf6+ {[%emt 0:00:34]} Bxf6 {[%emt 0:00:57]} 42. Rc6 {[%emt 0:00:05] Weighted Error Value: White=0.13 (very precise) /Black=0.31} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.10"]
[White "Czernek, Tymon"]
[Black "Kitewski, Bartosz"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2314"]
[BlackElo "1968"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,65,8,-4,6,-2,20,12,29,29,47,47,46,45,79,78,85,16,23,31,24,32,31,10,10,14,14,0,0,0,4,8,8,0,58,58,44,49,92,92,90,66,74,79,141,139,250,244,249,143,745,745,1726,1650,29989,29990,29988,1662]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:06]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:08]} 5. Nc3 {[%emt 0:00:04]} a6 {[%emt 0:00:08]} 6. Rg1 {[%emt 0:00:05]} Nc6 {[%emt 0:08:45] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 7. g4 {[%emt 0:00:48][%cal Bg2g4,Bg4g5][%mdl 32]} Nxd4 {[%emt 0:06:05] 7...h6 is the fancy move.} 8. Qxd4 {[%emt 0:01:50]} e5 {[%emt 0:06:50] The position is equal. has lost popularity (8...Nxg4).} 9. Qd1 {[%emt 0:03:13]} Be6 {[%emt 0:04:41]} 10. g5 {[%emt 0:03:02]} Nd7 {[%emt 0:00:18]} 11. Be3 {[%emt 0:00:16]} Rc8 {[%emt 0:02:18] [#]} 12. Qd2 $146 {[%emt 0:01:57]} ({Predecessor:} 12. Nd5 Nc5 13. f3 h6 14. Qd2 Bxd5 15. exd5 hxg5 16. Bxg5 Be7 17. Bxe7 Qxe7 18. O-O-O {½-½ Parvanyan,A (2380)-Vogel,R (2475) Lueneburg GM 2017 (6)}) 12... Nc5 {[%emt 0:09:26][%cal Oc5e4]} 13. b4 {[%emt 0:14:19]} (13. O-O-O $16) 13... Nd7 $11 {[%emt 0:00:48]} 14. Nd5 {[%emt 0:00:06] Prevents Nb6.} Bxd5 {[%emt 0:09:38]} 15. Qxd5 {[%emt 0:08:19]} Qc7 {[%emt 0:03:29] Repels Bc4. Threatens to win with ...Qc3+.} 16. Bd3 {[%emt 0:00:50]} Nb6 {[%emt 0:08:57]} 17. Bxb6 {[%emt 0:00:39]} Qxb6 {[%emt 0:00:03] Black is weak on the light squares} 18. Ke2 {[%emt 0:00:46]} Be7 {[%emt 0:00:20]} (18... Qxb4 19. Rab1 Qc5 20. Rxb7 (20. Qxb7 Be7 $16) 20... Qxd5 21. exd5 $16) 19. a4 {[%emt 0:11:20][%cal Ba2a4,Ba4a5][%mdl 32]} g6 {[%emt 0:06:08]} (19... Qxb4 20. Rab1 Qxa4 21. Rxb7 $16 (21. Qxb7 Qc6 $11)) 20. a5 {[%emt 0:00:15]} Qc7 {[%emt 0:01:09]} ({Don't take} 20... Qxb4 21. Rab1 Qc5 22. Qxb7 $16 (22. Rxb7 Qxd5 23. exd5 Bd8 $16)) 21. h4 {[%emt 0:04:42]} Qd7 {[%emt 0:02:26]} (21... h6 $11) 22. Rg3 $14 {[%emt 0:11:10]} Rc7 {[%emt 0:06:25] [#]} 23. h5 $1 {[%emt 0:04:39]} Qd8 {[%emt 0:08:17] [#]} (23... gxh5 24. Rh1) 24. Rh1 $1 {[%emt 0:10:45]} Bxg5 {[%emt 0:01:51]} 25. hxg6 {[%emt 0:00:04]} fxg6 {[%emt 0:00:05] [#]} 26. f4 $1 $36 {[%emt 0:04:16][%cal Bf2f4,Bf4f5][%mdl 2080] White has strong initiative.} Bf6 {[%emt 0:01:16]} (26... Bxf4 $2 27. Rxg6 Rf7 28. Bc4 $18 (28. Qxd6 Qxd6 29. Rxd6 Rc7 $11)) ({Better is} 26... Bh4 27. Rgh3 Bf6) 27. f5 $16 {[%emt 0:00:17] White is much more active.} g5 {[%emt 0:01:04]} (27... Bh4 $16 {might work better.} 28. Rgh3 g5) 28. Rh6 $18 {[%emt 0:01:48] Black must now prevent Qe6+.} Qe7 {[%emt 0:00:47]} 29. Kf1 {[%emt 0:02:56]} ({White should try} 29. Bc4 $18) 29... Qf7 $2 {[%emt 0:04:01][%mdl 8192] This costs Black the game.} (29... Kd8 $16) 30. Qxd6 {[%emt 0:00:55]} Rc6 {[%emt 0:07:38]} 31. Qb8+ {[%emt 0:00:07]} Kd7 {[%emt 0:00:11]} 32. Qxb7+ {[%emt 0:00:06]} Rc7 {[%emt 0:00:20]} 33. Qxa6 {[%emt 0:00:28] Weighted Error Value: White=0.10 (very precise) /Black=0.50} (33. Bb5+ $142 axb5 34. Rd3+ Ke8 35. Qb8+ Ke7 36. Qxc7+ Kf8 37. Rxf6 {[%mdl 64] Remove Defender} Qxf6 38. Rd7) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.11"]
[White "Lis, Maksymilian"]
[Black "Chyzy, Jakub"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1784"]
[BlackElo "2250"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,64,2,7,-33,-39,-33,-23,-42,-10,-34,-10,-24,-24,-58,-52,-65,-56,-53,-44,-266,-280,-256,-133,-120,-127,-118,-8,0,0,0,0,0,0,-14,0,-14,-12,-24,172,42,167,173,193,47,58,-102,-93,-93,-5,-870,-858,-1513,-593]} 1. d4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:04]} 3. c4 {[%emt 0:00:14]} d5 {[%emt 0:07:04]} 4. Nc3 {[%emt 0:00:13]} Bb4 {[%emt 0:04:08]} 5. Bd2 {[%emt 0:03:02]} O-O {[%emt 0:00:24]} 6. e3 {[%emt 0:00:07]} b6 {[%emt 0:02:09]} 7. cxd5 {[%emt 0:03:07]} exd5 {[%emt 0:00:34]} 8. Qa4 {[%emt 0:14:02] E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} Bd6 {[%emt 0:09:08] [#]} 9. Bd3 $146 {[%emt 0:12:02]} ({Predecessor:} 9. b4 c6 10. Bd3 Bb7 11. Rb1 Nbd7 12. O-O Re8 13. Qc2 Qe7 14. Ne2 Ne4 15. Be1 Ndf6 {0-1 Schuh,R (2026)-Sieber,F (2236) Oberliga Ost-A 1617 2016 (11.7)}) 9... a6 {[%emt 0:01:26]} 10. h3 {[%emt 0:02:30] Black has an edge.} Re8 {[%emt 0:02:51]} 11. O-O {[%emt 0:04:45]} Bb7 {[%emt 0:00:50]} 12. Ne2 {[%emt 0:11:51]} Nbd7 {[%emt 0:09:29]} 13. Bb4 {[%emt 0:14:23]} c5 {[%emt 0:01:01]} 14. dxc5 {[%emt 0:00:07]} bxc5 {[%emt 0:07:49]} 15. Ba5 {[%emt 0:00:13]} Qe7 {[%emt 0:01:52][%cal Od5d4]} 16. Bc3 $2 {[%emt 0:08:10] [#]} (16. Rfe1 $15) 16... d4 $1 $19 {[%emt 0:04:17][%mdl 512]} 17. exd4 {[%emt 0:00:06] [#]} Bxf3 {[%emt 0:00:27]} (17... Nb6 $1 $19 {[%cal Rb6a4]} 18. Qb3 c4 19. Bxc4 (19. Bxh7+ $2 Nxh7 20. Qxb6 Bxf3 $19) 19... Nxc4 20. Qxc4 Rac8) 18. gxf3 $17 {[%emt 0:00:05]} Nd5 {[%emt 0:39:16] ...Qg5+ would be deadly.} 19. Bd2 {[%emt 0:11:03] Inhibits Qg5+.} Qe6 {[%emt 0:03:54]} ({Black should try} 19... N7b6 $17 20. Qb3 c4 21. Bxc4 Nxc4 22. Qxc4 Nb6) 20. Kg2 $11 {[%emt 0:01:35]} cxd4 {[%emt 0:01:07]} 21. Qxd4 {[%emt 0:03:33]} Be5 {[%emt 0:02:07]} 22. Qg4 {[%emt 0:01:17]} Qd6 {[%emt 0:00:45] Threatens to win with ...N5f6.} 23. Rad1 {[%emt 0:06:48]} N5f6 {[%emt 0:00:39]} 24. Bb4 {[%emt 0:01:01] A strong pair of Bishops.} Qb6 {[%emt 0:00:20] Dancing on a razor blade.} 25. Qh4 {[%emt 0:00:56]} (25. Qc4 $5) 25... g5 $2 {[%emt 0:00:07]} (25... Bxb2 $11 {and Black is okay.} 26. Bd6 Be5) 26. Qxg5+ $18 {[%emt 0:00:06]} Kh8 {[%emt 0:00:02] ...Rg8 is the strong threat.} 27. Qh4 {[%emt 0:00:21]} Rg8+ {[%emt 0:00:22]} 28. Kh1 {[%emt 0:00:34]} (28. Ng3 $18) 28... Qb7 $14 {[%emt 0:00:10][%cal Rb7f3]} 29. Ng3 $2 {[%emt 0:01:06]} ({Not} 29. Ng1 $2 Rxg1+ 30. Kxg1 Rg8+ $19) (29. Be4 $14 Qxb4 30. Rxd7) 29... Qxf3+ $17 {[%emt 0:00:09]} 30. Kh2 {[%emt 0:00:06] [#]} Rab8 {[%emt 0:01:51] Black is much more active.} ({Resist} 30... Bxb2 31. Bxh7 Nxh7 32. Rxd7 $14) (30... Rae8 $1 $17) 31. Rd2 $2 {[%emt 0:01:46][%mdl 8192] [#]} (31. Bc3 $11) 31... Rxb4 $1 $19 {[%emt 0:00:50][%mdl 576] Deflection} 32. Qxb4 {[%emt 0:00:35]} (32. Be2 Qxf2+) 32... Bxg3+ {[%emt 0:00:31] Never resign too early! Excellently played by Chyzy!   Weighted Error Value: White=0.61/Black=0.34} (32... Nh5 $142 33. Qh4 Rxg3 34. fxg3 Bxg3+ 35. Qxg3 Qxg3+ 36. Kh1 Qxh3+ 37. Kg1 Qe3+ 38. Rdf2 Qxd3) 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.12"]
[White "Ochedzan, Tymon"]
[Black "Kossowski, Pawel"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2240"]
[BlackElo "1766"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,65,21,18,0,16,0,0,-2,0,0,0,0,11,0,0,0,0,0,0,0,0,0,0,0,15,7,63,47,114,107,215,203,209,209,183,175,828,303,308,305,368,347,327,314,2369,2159,1775,1689]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:10]} 2. Nf3 {[%emt 0:00:19]} e6 {[%emt 0:00:06]} 3. g3 {[%emt 0:02:01]} d5 {[%emt 0:02:51]} 4. exd5 {[%emt 0:01:25]} exd5 {[%emt 0:00:44]} 5. d4 {[%emt 0:01:27]} Nc6 {[%emt 0:02:17]} 6. Bg2 {[%emt 0:04:02]} Nf6 {[%emt 0:05:54]} 7. O-O {[%emt 0:00:28]} Bg4 {[%emt 0:05:08]} 8. c3 {[%emt 0:08:23]} cxd4 {[%emt 0:07:00]} 9. cxd4 {[%emt 0:00:22]} Be7 {[%emt 0:08:59]} 10. Nc3 {[%emt 0:08:42]} O-O {[%emt 0:02:22]} 11. h3 {[%emt 0:04:02] D33: Tarrasch Defence: 6 g3 sidelines.} Bf5 {[%emt 0:08:19] [#]} 12. Re1 $146 {[%emt 0:04:04]} ({Predecessor:} 12. Ne5 Be4 13. Nxe4 Nxe4 14. Be3 Rc8 15. Qb3 Na5 16. Qd3 f6 17. Nf3 Nc4 18. Nd2 Nxb2 {1-0 Safin,R (2259)-Hartikainen,J (2142) Titled Tuesday intern op 18th May blitz 2021 (9)}) 12... Ne4 {[%emt 0:06:28]} 13. Qb3 {[%emt 0:06:42] The position is equal.} Nxc3 {[%emt 0:09:51]} 14. bxc3 {[%emt 0:00:07]} Na5 $1 {[%emt 0:02:41]} 15. Qa4 {[%emt 0:02:00][%cal Oe1e7] Rxe7! is the strong threat.} Be4 {[%emt 0:01:58]} 16. Nd2 {[%emt 0:10:10]} Bxg2 {[%emt 0:02:05]} 17. Kxg2 {[%emt 0:00:06][%cal Oe1e7] Rxe7! would be deadly.} b6 {[%emt 0:02:50]} 18. Ba3 {[%emt 0:02:27]} Re8 {[%emt 0:05:31]} 19. Bb4 {[%emt 0:07:52]} Bxb4 {[%emt 0:01:56]} 20. cxb4 {[%emt 0:01:41]} Nc4 {[%emt 0:00:48]} 21. Nf3 {[%emt 0:02:17]} a6 {[%emt 0:02:41]} 22. Qc6 {[%emt 0:02:27]} Rxe1 {[%emt 0:08:25]} (22... Rf8 $11) 23. Rxe1 $14 {[%emt 0:00:05][%cal Ba1e1,Be1e7,Be7d7][%mdl 32]} a5 {[%emt 0:05:09] [#]} (23... g6 $14) 24. Re7 $3 $16 {[%emt 0:05:40][%mdl 576] aiming for Rd7. Deflection. White is much more active.} Rc8 {[%emt 0:03:52]} (24... axb4 $16 25. Rd7 Qe8) (24... h6 25. Rd7) 25. Rd7 $18 {[%emt 0:00:57]} Qe8 {[%emt 0:00:23]} 26. Qxd5 {[%emt 0:03:33] Threatens to win with Ng5.} h6 {[%emt 0:01:44] Wards off Ng5} 27. b5 {[%emt 0:02:07]} Qf8 $2 {[%emt 0:02:23]} (27... a4 28. Nh4 Qe6 29. Qxe6 fxe6) 28. a4 $2 {[%emt 0:00:58]} (28. Nh4) 28... Qe8 {[%emt 0:00:16]} 29. h4 {[%emt 0:01:33][%cal Bh3h4,Bh4h5][%mdl 32]} Qf8 {[%emt 0:00:15]} 30. h5 {[%emt 0:01:11] And now Nh4 would win.} Qe8 {[%emt 0:00:07]} 31. Nh4 {[%emt 0:01:27]} Nb2 $2 {[%emt 0:02:06]} (31... Qe6 32. Qxe6 fxe6) 32. Ng6 {[%emt 0:01:30] Black must now prevent Ne7+.} Rb8 {[%emt 0:00:22]} 33. Re7 {[%emt 0:00:18] Weighted Error Value: White=0.27 (precise) /Black=0.22 (precise)} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.13"]
[White "Madajczak, Piotr"]
[Black "Kacprzak, Karol"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1897"]
[BlackElo "2221"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,86,12,18,17,28,25,25,18,21,7,15,19,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,34,-14,0,-11,-19,-25,0,0,26,19,24,0,14,19,22,10,26,31,44,-213,58,42,58,60,79,98,93,88,197,213,195,133,113,124,116,16,0,0,13,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 {[%emt 0:00:03]} e5 {[%emt 0:00:15]} 2. Nc3 {[%emt 0:00:17]} Nc6 {[%emt 0:00:07]} 3. g3 {[%emt 0:00:30]} Bc5 {[%emt 0:00:10]} 4. Bg2 {[%emt 0:00:44]} d6 {[%emt 0:00:30]} 5. e3 {[%emt 0:00:53]} a6 {[%emt 0:00:12]} 6. Nge2 {[%emt 0:00:21] A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Ba7 {[%emt 0:00:08]} 7. d3 {[%emt 0:04:08]} h5 {[%emt 0:01:23]} 8. h4 {[%emt 0:00:59] White has an edge.} Bg4 {[%emt 0:11:54] [#]} 9. Rb1 $146 {[%emt 0:04:24]} ({Predecessor:} 9. a3 Qd7 10. b4 Nge7 11. Bb2 Rb8 12. Rc1 O-O 13. Qd2 b5 14. Ne4 f6 15. O-O {1-0 Movsziszian,K (2485)-Karim,I (2361) Sitges op 43rd 2017 (5)}) 9... Nf6 {[%emt 0:08:12]} 10. b4 {[%emt 0:03:25]} Qd7 {[%emt 0:19:00]} 11. Nd5 {[%emt 0:11:39]} Nxd5 {[%emt 0:10:15]} 12. cxd5 {[%emt 0:00:12]} Ne7 {[%emt 0:00:31]} 13. Qc2 {[%emt 0:08:28]} c6 {[%emt 0:05:11]} 14. dxc6 {[%emt 0:09:44]} bxc6 {[%emt 0:00:26]} 15. Nc3 {[%emt 0:00:39][%cal Be2c3,Bc3e4,Be4g5,Bg5f3][%mdl 32]} O-O {[%emt 0:06:38]} 16. O-O {[%emt 0:01:17]} Bh3 {[%emt 0:08:00]} 17. Ne4 {[%emt 0:02:51]} Bxg2 {[%emt 0:00:39]} 18. Kxg2 {[%emt 0:00:18]} Nf5 {[%emt 0:09:24]} 19. Bd2 {[%emt 0:08:29]} (19. Qe2 $14 {was preferrable.}) 19... Rfe8 {[%emt 0:02:25]} 20. Rbc1 {[%emt 0:11:29]} d5 {[%emt 0:02:33]} 21. Ng5 {[%emt 0:03:11]} f6 {[%emt 0:02:14]} 22. Nf3 {[%emt 0:03:13]} e4 {[%emt 0:02:17]} 23. dxe4 {[%emt 0:04:25]} dxe4 {[%emt 0:00:01]} 24. Nh2 {[%emt 0:01:08]} Re6 {[%emt 0:00:59]} 25. Rfd1 {[%emt 0:00:58]} Qf7 {[%emt 0:01:24]} 26. Qc4 {[%emt 0:04:44]} Bb8 {[%emt 0:01:09]} 27. Qe2 {[%emt 0:04:32]} (27. a4 $5 {[%cal Rb4b5]}) 27... Qg6 {[%emt 0:01:24]} 28. Kh1 $2 {[%emt 0:02:29][%mdl 8192]} (28. Be1 $14 {stays ahead.}) 28... Bc7 $2 {[%emt 0:01:15]} (28... Qxg3 $19 29. fxg3 Nxg3+ 30. Kg2 Nxe2) 29. Be1 $14 {[%emt 0:00:53]} Ne7 {[%emt 0:04:23]} 30. Qc4 {[%emt 0:03:40]} Qf5 {[%emt 0:01:14]} 31. Rd7 {[%emt 0:00:42][%csl LRc7,LRe7]} Nd5 {[%emt 0:00:47]} 32. Rxd5 {[%emt 0:01:02][%mdl 64] [#] Remove Defender} cxd5 {[%emt 0:00:09]} (32... Qxd5 $16 {was worth a try.} 33. Qxd5 cxd5) 33. Qxc7 $18 {[%emt 0:00:05]} Ree8 {[%emt 0:01:16]} 34. Qf4 {[%emt 0:04:34]} ({White should try} 34. Qa5 $18) 34... Qxf4 $16 {[%emt 0:00:30]} 35. gxf4 {[%emt 0:00:08]} Rac8 {[%emt 0:00:02] [#]} 36. Rc5 {[%emt 0:01:07]} ({White should play} 36. Rd1 $1 $16) 36... Rxc5 $11 {[%emt 0:00:56] The position is equal.} 37. bxc5 {[%emt 0:00:02] Strongly threatening Bc3.} Rb8 $1 {[%emt 0:00:25]} 38. Bc3 {[%emt 0:01:11]} Rb5 {[%emt 0:00:36]} 39. Bd4 {[%emt 0:00:20] Hoping for f5.} Ra5 {[%emt 0:00:24]} 40. c6 {[%emt 0:00:00] c7 would kill now.} Rxa2 {[%emt 0:00:00] White must now prevent ...Rc2.} 41. c7 {[%emt 0:02:38]} Rc2 {[%emt 0:02:31]} 42. Bb6 {[%emt 0:00:23] Nf1 is the strong threat.} Kf7 {[%emt 0:05:59]} 43. Nf1 {[%emt 0:00:50] Threatens to win with f5.} f5 {Weighted Error Value: White=0.17 (very precise) /Black=0.16 (very precise)} (43... Rxf2 44. c8=Q (44. c8=R Rxf1+ 45. Kg2 Rb1 $18) 44... Kg6 45. Qe8+ {[%mdl 64] Deflection} Kh7 46. Ng3 Rb2 47. Qf7 Rxb6 48. Nxh5) 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.14"]
[White "Grzesik, Gracjan"]
[Black "Smetek, Michal"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2149"]
[BlackElo "1787"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,101,31,31,27,16,22,32,29,20,20,41,43,52,36,29,13,154,150,157,154,142,159,179,152,145,159,177,179,167,152,253,262,277,236,238,246,256,238,451,439,444,462,515,510,520,515,489,508,550,560,550,547,547,536,539,393,400,0,527,373,508,408,399,393,633,562,758,759,797,662,795,822,890,866,29965,29962,29975,29976,29975,29968,29987,29977,29977,29978,29978,29974,6183,5751]} 1. e4 {[%emt 0:00:23]} c6 {[%emt 0:00:37]} 2. d4 {[%emt 0:00:24]} d5 {[%emt 0:00:05]} 3. exd5 {[%emt 0:00:25]} cxd5 {[%emt 0:00:07]} 4. Bd3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:37]} 5. c3 {[%emt 0:00:02]} g6 {[%emt 0:02:35]} 6. Bf4 {[%emt 0:05:05]} Bg7 {[%emt 0:02:44]} 7. h3 {[%emt 0:00:58]} Nf6 {[%emt 0:01:29]} 8. Nf3 {[%emt 0:00:10]} Bf5 {[%emt 0:03:15]} 9. Be2 {[%emt 0:07:17] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} O-O {[%emt 0:04:12]} 10. O-O {[%emt 0:00:56]} a6 {[%emt 0:11:33]} 11. Nbd2 {[%emt 0:03:51] White is slightly better.} Ne4 {[%emt 0:03:54]} 12. Re1 {[%emt 0:12:06]} Nxd2 {[%emt 0:09:23]} 13. Qxd2 {[%emt 0:01:10]} Re8 {[%emt 0:06:45] [#]} 14. Bh6 $146 {[%emt 0:17:32]} ({Predecessor:} 14. g4 Bd7 15. Bf1 Na5 16. b3 Rc8 17. Ne5 Nc6 18. Bg2 Nxe5 19. Bxe5 e6 20. Bxg7 Kxg7 {½-½ Kaczur,F (2478)-Medvegy,Z (2533) HUN-ch qual 68th 2019 (1.1)}) 14... Be4 {[%emt 0:04:14]} 15. Nh2 {[%emt 0:03:39][%cal Bf3h2,Bh2f1,Bf1g3][%mdl 32]} b5 {[%emt 0:17:48]} (15... Bxh6 $11 16. Qxh6 e5) 16. Bxg7 $16 {[%emt 0:10:04]} Kxg7 {[%emt 0:00:09] [#]} 17. g4 $1 {[%emt 0:01:34]} (17. Ng4 $6 f6 $14) ({Don't do} 17. a4 $6 b4 $14) 17... g5 {[%emt 0:09:02]} 18. Qxg5+ {[%emt 0:00:57]} Kh8 {[%emt 0:00:10]} 19. Nf1 {[%emt 0:07:57]} f6 {[%emt 0:01:59]} 20. Qh6 {[%emt 0:02:39]} Bg6 {[%emt 0:01:28]} 21. f4 {[%emt 0:04:53][%cal Bf2f4,Bf4f5][%mdl 32]} Rg8 {[%emt 0:04:18]} 22. Ng3 {[%emt 0:01:43]} Be4 {[%emt 0:03:08]} (22... Qd6 $16 23. Kg2 Be4+ 24. Nxe4 dxe4) 23. f5 $18 {[%emt 0:02:08]} Rg5 {[%emt 0:05:52]} 24. h4 {[%emt 0:02:40]} Rg7 {[%emt 0:01:12]} 25. Qf4 {[%emt 0:01:55]} ({But not} 25. Nh5 $6 Rg8) 25... Qd7 {[%emt 0:00:45]} 26. Kf2 {[%emt 0:04:53]} e5 $2 {[%emt 0:02:12]} (26... Rf8 {is a better defense.} 27. Nxe4 dxe4 28. Qxe4 Qd6) 27. fxe6 {[%emt 0:01:32]} Qxe6 {[%emt 0:00:04]} 28. Bf3 {[%emt 0:00:44]} Ne5 {[%emt 0:01:17]} 29. dxe5 {[%emt 0:04:42]} fxe5 {[%emt 0:00:02]} 30. Rxe4 {[%emt 0:00:13]} dxe4 {[%emt 0:01:36]} 31. Qxe4 {[%emt 0:00:03]} Rd8 {[%emt 0:01:18]} 32. Nf5 {[%emt 0:01:43]} Rgd7 {[%emt 0:01:47]} 33. Re1 {[%emt 0:01:13]} Rd2+ {[%emt 0:00:46]} 34. Kg3 {[%emt 0:01:14]} Re8 {[%emt 0:00:22]} 35. Qb7 {[%emt 0:00:37][%csl Gf5][%cal Rb7g7]} Rg8 {[%emt 0:00:37] Inhibits Qg7+.} 36. Qe4 {[%emt 0:00:30]} Re8 $1 {[%emt 0:00:23]} 37. Qb4 {[%emt 0:00:32]} Rg8 {[%emt 0:00:24]} 38. Kh3 {[%emt 0:00:29]} h5 {[%emt 0:00:34]} 39. Qe4 {[%emt 0:00:30] Wards off Rd3. aiming for g5.} Re8 $2 {[%emt 0:00:43]} (39... hxg4+ 40. Bxg4 Qd5 41. Qxe5+ Qxe5 42. Rxe5 Rf8) 40. gxh5 {[%emt 0:00:00]} Qb6 {[%emt 0:00:00]} 41. Re2 {[%emt 0:05:30]} Rxe2 {[%emt 0:05:06]} 42. Bxe2 {[%emt 0:00:56]} Qf6 {[%emt 0:06:56]} 43. Bd3 {[%emt 0:02:24][%cal Of5d6] Intending Nd6! and mate.} Qe6 {[%emt 0:04:38] Inhibits .} 44. Qb7 {[%emt 0:09:25][%csl Gf5][%cal Rb7g7]} Qf6 {[%emt 0:03:08] Repels Qg7+} 45. Be4 {[%emt 0:03:16]} Rd8 {[%emt 0:01:10]} 46. h6 {[%emt 0:01:35]} Rg8 {[%emt 0:01:10]} 47. Qc7 {[%emt 0:03:54]} Qe6 {[%emt 0:07:08] [#]} 48. Qg7+ $3 {[%emt 0:02:25][%mdl 512]} Rxg7 {[%emt 0:00:19]} 49. hxg7+ {[%emt 0:00:04]} Kh7 {[%emt 0:00:42] [#]} 50. g8=Q+ $1 {[%emt 0:00:12][%mdl 512]} Kxg8 {[%emt 0:01:29] [#]} 51. Bd5 $1 {[%emt 0:00:07][%mdl 576] Decoy. Beautiful play by Grzesik!   Weighted Error Value: White=0.52/Black=0.35} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.15"]
[White "Paprocki, Antoni"]
[Black "Kotowicz, Kamil"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2255"]
[BlackElo "1828"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,61,0,12,0,29,38,29,22,24,33,28,33,0,0,57,36,64,24,33,40,36,37,46,22,27,0,18,-208,-206,-272,-266,-239,-207,-544,-533,-550,-544,-542,-547,-540,-525,-29995,-29996,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 5. a3 Bxd2+ 6. Qxd2 cxd4 7. Nf3 Nc6 8. Nxd4 {E00: Catalan Bogo-Indian (3 g3 Bb4+).} O-O 9. Bg2 d5 {[#]} 10. b4 $146 {White has an edge.} ({Predecessor:} 10. O-O Qb6 11. Rd1 Bd7 12. cxd5 exd5 13. b3 Rfe8 14. Bb2 Ne4 15. Qf4 Nxd4 16. Bxd4 Qxb3 {1-0 Gareyev,T (2573)-Thavandiran,S (2420) Titled Tuesday intern op 01st Mar Late blitz 2022 (9)}) 10... Ne5 11. cxd5 exd5 12. O-O Re8 13. Qc2 Be6 (13... Ne4 $11) 14. Bg5 Rc8 {[%cal Ba8c8,Bc8c4,Bc4c2][%mdl 32]} 15. Qb3 (15. Qa4 $5 {[%cal Ra4a7]}) 15... h6 16. Bxf6 Qxf6 17. Rac1 (17. Bxd5 $2 Bxd5 18. Qxd5 Rcd8 19. Qxb7 Rxd4 $19) 17... a6 18. e3 (18. Bxd5 $2 Bxd5 19. Qxd5 Rcd8 20. Qxb7 Rxd4 $19) 18... Rc4 19. Rcd1 Rec8 20. f4 $2 {[#] Now White is beyond hope.} (20. Qa2 $11 {and White stays safe.}) 20... Ng4 $1 $19 {Strongly threatening ...Rc3.} 21. f5 Bd7 {White must now prevent ...Rc3.} 22. Ne2 {Inhibits Rc3.} (22. Bxd5 Rc3 23. Bxf7+ Qxf7 24. Qxf7+ Kxf7 $19) 22... Rc2 ({And not} 22... Bxf5 23. Bxd5 (23. Rxd5 g6 $15) 23... Bc2 24. Qxc4 (24. Qa2 Qe5 $17) 24... Rxc4 25. Rxf6 Nxf6 26. Bxc4 $11) 23. Nd4 (23. Nf4) 23... R2c3 24. Qxd5 Ba4 25. Ne2 Bxd1 26. Nxc3 Qxc3 ({Stronger than} 26... Rxc3 27. Rxd1 b5 28. Qd8+ Qxd8 29. Rxd8+ Kh7 30. Bf3 $11) 27. Rxd1 Qxe3+ {Black mates.} 28. Kh1 Nf2+ {[%cal Bg4f2,Bf2h3,Bh3f2][%mdl 32]} (28... Qxa3 $2 {perishes.} 29. Qd2 $19) 29. Kg1 Nh3+ {[%mdl 64] Discovered Attack (Double check)} 30. Kh1 {[#]} Qg1+ $3 {[%mdl 512]} 31. Rxg1 Nf2# {Beautiful play by Kotowicz!   Weighted Error Value: White=0.65/Black=0.10 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.16"]
[White "Wesolek, Krzysztof"]
[Black "Malik, Maciej"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1765"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,121,45,73,22,31,15,27,10,9,13,34,10,22,23,13,17,82,40,33,34,52,53,85,68,113,113,108,105,140,112,152,79,124,14,17,-54,-58,-111,-104,-200,-194,-631,-625,-550,-222,-217,-220,-250,-243,-431,-300,-287,-292,-293,-285,-310,-319,-427,-428,-405,-346,-325,-293,-380,-271,-335,-317,-335,-288,-344,-344,-344,-343,-337,-342,-341,-313,-304,-273,-295,-287,-271,-260,-255,-256,-322,-310,-466,-458,-504,-474,-498,-505,-509,-464,-500,-488,-448,-410,-476,-505,-478,-491,-558,-538,-622,0,-554,-532,-818,-791,-2067,-1776,-1679]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:48]} 2. Nf3 {[%emt 0:00:06]} e6 {[%emt 0:00:39]} 3. d4 {[%emt 0:01:02]} cxd4 {[%emt 0:00:05]} 4. c3 {[%emt 0:00:05]} d3 {[%emt 0:09:34]} 5. Bxd3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:12]} 6. Be3 {[%emt 0:01:37] B40: Sicilian: 2...e6, Unusual lines.} (6. O-O $16) 6... Nf6 $11 {[%emt 0:08:44]} 7. h3 {[%emt 0:05:21]} Qc7 {[%emt 0:03:39]} 8. Nbd2 {[%emt 0:05:29] White has an edge.} Be7 {[%emt 0:03:56]} 9. Qe2 {[%emt 0:13:18]} d6 {[%emt 0:04:26]} 10. O-O {[%emt 0:01:00] [#]} O-O $146 {[%emt 0:02:48]} ({Predecessor:} 10... d5 11. Rac1 O-O 12. Rfd1 Rd8 13. Nd4 Bd7 14. Nxc6 Bxc6 15. exd5 Bxd5 16. c4 Bc6 {0-1 Buendia Pacheco,R-Patino Garcia,C (1830) Pan American-ch U16 Girls 2014 (1)}) 11. Rad1 {[%emt 0:06:06]} a6 {[%emt 0:12:48]} 12. Bb1 {[%emt 0:21:52]} d5 {[%emt 0:14:35]} (12... b5 $11 {remains equal.}) 13. exd5 {[%emt 0:05:46]} Nxd5 {[%emt 0:00:19]} 14. Qd3 {[%emt 0:07:06][%csl Gb1][%cal Rd3h7]} f5 {[%emt 0:00:55]} 15. Rfe1 {[%emt 0:12:46]} b5 {[%emt 0:16:29]} 16. Nb3 {[%emt 0:06:39]} Nd8 {[%emt 0:05:45]} 17. Nbd4 {[%emt 0:01:33][%cal Od4f5] Strongly threatening Nxf5!} Nxe3 {[%emt 0:03:12]} 18. Rxe3 {[%emt 0:00:34]} Bc5 {[%emt 0:01:02]} 19. Rde1 {[%emt 0:01:16]} Bd6 {[%emt 0:06:53]} 20. Ne5 {[%emt 0:02:57]} (20. a3 $142) 20... Bb7 {[%emt 0:00:20] [#]} 21. Ndf3 {[%emt 0:02:23] Excellent horsemanship.} ({White should try} 21. Bc2 $1 $16) 21... Bd5 {[%emt 0:00:52]} 22. Rd1 {[%emt 0:02:24]} (22. Qd1 $11) 22... Nb7 $15 {[%emt 0:00:25][%cal Bd8b7,Bb7c5,Bc5e4][%mdl 32]} 23. g4 {[%emt 0:01:46] White is on the road to losing.} (23. Rde1 $15) 23... Nc5 $36 {[%emt 0:01:16][%mdl 2048] Black is in control.} 24. Qd2 {[%emt 0:00:01] [#]} (24. Qe2 $17) 24... Ne4 $1 $19 {[%emt 0:01:09]} 25. Qd4 (25. Qe1 Bxe5 26. Nxe5) 25... Bc5 {[%emt 0:00:49]} 26. Qd3 {[%emt 0:01:13]} Bxe3 {[%emt 0:00:43]} (26... Rad8 $142 {[%cal Oe4f2] Threatens to win with ...Nxf2!} 27. Qe2 Nxf2 28. Qxf2 f4 {[%mdl 64] Pin}) 27. Qxe3 {[%emt 0:00:23]} Rad8 {[%emt 0:00:18]} 28. gxf5 {[%emt 0:00:53]} exf5 {[%emt 0:00:09] White must now prevent ...Rfe8.} 29. Qf4 $2 {[%emt 0:00:40]} (29. a3 {was called for.}) 29... Bb7 {[%emt 0:01:04]} 30. Rxd8 {[%emt 0:00:18]} Qxd8 {[%emt 0:00:07]} (30... Rxd8 $2 {too greedy.} 31. Bc2 $19) 31. Bc2 {[%emt 0:00:11] Prevents Qd1+} Bd5 {[%emt 0:00:27]} 32. a3 {[%emt 0:00:52]} Qf6 {[%emt 0:01:00]} 33. Nd7 {[%emt 0:00:38]} Qg6+ {[%emt 0:00:01]} 34. Kh2 {[%emt 0:00:32]} Rd8 {[%emt 0:00:28]} 35. Nde5 {[%emt 0:00:32]} Qf6 {[%emt 0:00:30]} 36. Nd4 {[%emt 0:00:18]} g6 {[%emt 0:01:05][%cal Oe4f2] ...Nxf2! is the strong threat.} 37. Bxe4 {[%emt 0:00:41]} Bxe4 {[%emt 0:00:05]} 38. f3 {[%emt 0:00:23]} Bd5 {[%emt 0:00:48] aiming for ...Re8.} 39. Ng4 {[%emt 0:00:08]} Qd6 {[%emt 0:00:18]} (39... fxg4 $2 40. Qxf6 Rf8 41. Qd6 $18) 40. Qxd6 {[%emt 0:00:00]} Rxd6 {[%emt 0:00:00][%mdl 4096] Endgame KRB-KNN} 41. Ne5 {[%emt 0:01:11]} Kg7 {[%emt 0:03:48]} 42. Kg3 {[%emt 0:05:42]} Kf6 {[%emt 0:00:42]} 43. Nd3 {[%emt 0:00:37]} Bb7 {[%emt 0:06:46]} 44. Nc5 {[%emt 0:06:09]} Bc8 {[%emt 0:00:09]} 45. f4 {[%emt 0:06:17]} Rd5 {[%emt 0:01:59]} 46. Nd3 {[%emt 0:00:34]} Rd8 {[%emt 0:02:04]} 47. Nc5 {[%emt 0:02:24]} Re8 {[%emt 0:01:46]} 48. Kf3 {[%emt 0:02:09] Dodges Re3+} (48. Kf2 $142) 48... Re1 {[%emt 0:01:48]} 49. a4 {[%emt 0:03:07]} bxa4 {[%emt 0:02:16]} 50. Nxa4 {[%emt 0:00:02]} Bb7+ {[%emt 0:00:48]} 51. Kf2 {[%emt 0:00:38]} Ra1 {[%emt 0:02:07]} 52. b3 {[%emt 0:00:58]} Ke7 {[%emt 0:04:55]} 53. Nc5 {[%emt 0:01:46]} Bc8 {[%emt 0:00:16]} 54. c4 {[%emt 0:03:04]} Kd6 {[%emt 0:00:42]} 55. Nd3 {[%emt 0:00:15]} Rh1 {[%emt 0:01:06]} 56. Ne5 {[%emt 0:01:28]} Rh2+ {[%emt 0:02:54]} 57. Kg3 {[%emt 0:00:16]} Rh1 {[%emt 0:01:26]} ({Better is} 57... Rd2 $19 58. Ndc6 Bb7) 58. b4 $2 {[%emt 0:00:31][%mdl 8192]} (58. Kf2 $1 $11 {and White stays safe.} Rh2+ 59. Ke3) 58... Rb1 {[%emt 0:01:07] Black is clearly winning.} 59. b5 {[%emt 0:00:41]} a5 {[%emt 0:00:29]} 60. Nd3 {[%emt 0:01:25]} Rd1 {[%emt 0:01:09]} 61. c5+ {[%emt 0:00:10] Weighted Error Value: White=0.62/Black=0.34} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.17"]
[White "Kolodziejski, Piotr"]
[Black "Pieczulis, Blazej"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2118"]
[BlackElo "1784"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,52,27,25,30,23,20,45,25,32,27,31,12,21,11,12,8,26,30,25,14,13,-68,-63,-65,-37,-71,-76,-136,-104,-133,-141,-186,-201,-264,-246,-289,-271,-274,-261,-592,-245,-227,-236,-29994,-29995]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:13]} 2. d3 {[%emt 0:00:11]} d5 {[%emt 0:00:40]} 3. Nf3 {[%emt 0:00:06]} Bg4 {[%emt 0:01:49]} 4. h3 {[%emt 0:00:09]} Bxf3 {[%emt 0:00:14]} 5. Qxf3 {[%emt 0:00:06]} e6 {[%emt 0:00:47]} 6. Be2 {[%emt 0:04:37] B10: Caro-Kann: 2 d3 and 2 c4.} Nd7 {[%emt 0:02:43]} 7. O-O {[%emt 0:02:58]} g6 {[%emt 0:06:08]} 8. c3 {[%emt 0:06:34] White is slightly better.} Bg7 {[%emt 0:04:19]} 9. Nd2 {[%emt 0:05:44]} Ne7 {[%emt 0:03:27] [#]} 10. Re1 $146 {[%emt 0:02:59]} ({Predecessor:} 10. d4 Qc7 11. Nb3 O-O 12. exd5 cxd5 13. Bf4 Qb6 14. Bd3 a5 15. Qe2 a4 16. Nc1 Rfc8 17. a3 Nc6 {½-½ Hennings,A (2415)-Boehnisch,M (2335) Baukombinat Leipzig 1984 (1)}) 10... Qc7 {[%emt 0:04:41]} 11. Nf1 {[%emt 0:02:08]} O-O {[%emt 0:03:47]} 12. h4 {[%emt 0:05:53]} f5 {[%emt 0:14:22]} 13. exf5 {[%emt 0:09:05]} Nxf5 {[%emt 0:01:29][%cal Of5d4]} 14. Qh3 {[%emt 0:02:01]} Rae8 {[%emt 0:10:33]} 15. Ne3 {[%emt 0:10:56]} ({White should play} 15. h5 $11) 15... d4 $15 {[%emt 0:11:19]} 16. cxd4 {[%emt 0:12:22]} Bxd4 {[%emt 0:03:21]} (16... Nxd4 {looks sharper.} 17. Bd1 Nc5 18. Nc2 Rd8) 17. Bd1 {[%emt 0:06:59]} Ne5 {[%emt 0:08:30] Excellent horsemanship.} 18. Bc2 {[%emt 0:14:37]} ({White should try} 18. Nxf5 exf5 19. Be3) 18... h5 {[%emt 0:03:31]} 19. Re2 {[%emt 0:01:42]} Kh7 {[%emt 0:05:31] Black has more active pieces.} 20. Rb1 {[%emt 0:02:27] [#]} Qd8 $1 {[%emt 0:02:23]} 21. Nxf5 {[%emt 0:00:42]} Rxf5 {[%emt 0:00:06]} ({Weaker is} 21... exf5 22. Bg5 Ng4 23. Bxd8 $19) 22. Be3 {[%emt 0:01:28]} Ng4 {[%emt 0:00:22] Hoping for ...Ref8.} 23. Qg3 {[%emt 0:04:17]} Ref8 {[%emt 0:01:05]} 24. Bb3 $2 {[%emt 0:01:13]} (24. Bxd4 {nothing else works.} Qxd4 25. Rf1) 24... Bxe3 {[%emt 0:03:21]} (24... Rxf2 $142 25. Bxf2 Rxf2 26. Rxf2 Bxf2+ 27. Qxf2 Nxf2 28. Kxf2 Qxh4+ 29. Kf3 Qg4+ 30. Kf2 Qf4+ 31. Kg1 Qd4+ 32. Kh1 Kh6) 25. fxe3 $19 {[%emt 0:00:06]} Qxd3 26. Rbe1 {[%emt 0:00:19] [#]} (26. Ree1 $19 R5f6 27. Rbc1) 26... Qxe2 $3 {[%emt 0:00:16][%mdl 576] Deflection, Back Rank.   Weighted Error Value: White=0.63/Black=0.35} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.18"]
[White "Bem, Tymoteusz"]
[Black "Stachecki, Mikolaj"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1748"]
[BlackElo "2015"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,72,52,-1,4,6,11,10,0,-33,-29,-29,-26,-33,-31,-28,-43,-39,-31,-35,149,158,150,129,154,141,122,15,214,219,2298,-97,-23,-127,-83,-237,-106,-108,-66,-105,-83,-78,0,-149,-49,-162,-189,-529,-510,-1164,-1146,-1448,-1390,-2231,-2225,-2064,-2141,-1487,-1389]} 1. d4 {[%emt 0:02:25]} Nf6 {[%emt 0:00:17]} 2. c4 {[%emt 0:00:30]} g6 {[%emt 0:00:13]} 3. Nc3 {[%emt 0:00:29]} Bg7 {[%emt 0:00:14]} 4. e4 {[%emt 0:00:23]} d6 {[%emt 0:00:11]} 5. f3 {[%emt 0:00:07]} O-O {[%emt 0:00:17]} 6. Be3 {[%emt 0:00:10]} a6 {[%emt 0:00:19]} 7. Qd2 {[%emt 0:00:22]} Nbd7 {[%emt 0:00:09][%cal Bb8d7,Bd7b6,Bb6a4,Ba4c3][%mdl 32]} 8. Nh3 {[%emt 0:00:27]} c5 {[%emt 0:00:14]} 9. d5 {[%emt 0:00:32] [#] The main line 9.d5 scores better than 9.Nf2.} (9. dxc5 $14 Nxc5 10. Nf2) 9... b5 $1 $11 {[%emt 0:01:23] E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6).} 10. cxb5 {[%emt 0:03:47]} Qa5 {[%emt 0:00:26]} 11. Nf2 {[%emt 0:04:10]} Nb6 {[%emt 0:01:37] The position is equal.} 12. Be2 {[%emt 0:24:50]} Nfd7 {[%emt 0:03:06]} 13. Bh6 {[%emt 0:11:12]} Bxh6 {[%emt 0:01:39]} 14. Qxh6 {[%emt 0:00:08]} Na4 {[%emt 0:00:16] [#]} 15. Rc1 $146 {[%emt 0:05:26]} ({Predecessor:} 15. Qd2 Nxc3 16. b6 Nxb6 17. Qxc3 Qxc3+ 18. bxc3 Bd7 19. c4 Rfb8 20. Kd2 Rb7 21. Rab1 {0-1 Bhambure,S (2291)-Fedorov,A (2551) Romanian op Alba Iulia 2019 (1)}) 15... axb5 {[%emt 0:16:18]} 16. h4 {[%emt 0:05:02]} Nxc3 {[%emt 0:18:00]} (16... Nxb2 17. Bxb5 Qb4 18. Bxd7 $16) 17. bxc3 {[%emt 0:01:10]} Rd8 $2 {[%emt 0:12:39]} (17... f6 $15 {keeps the upper hand.}) 18. h5 $16 {[%emt 0:18:22] Strongly threatening hxg6.} Nf8 {[%emt 0:00:17]} (18... Nf6 19. hxg6 fxg6 20. Bd3) 19. f4 {[%emt 0:02:24][%cal Bf3f4,Bf4f5][%mdl 32] Threatens to win with hxg6.} b4 {[%emt 0:10:12] [#]} 20. f5 $1 {[%emt 0:01:53][%mdl 512]} bxc3 {[%emt 0:01:16]} 21. Ng4 {[%emt 0:02:12]} (21. Rc2 $16 Qb4 22. hxg6 fxg6 23. fxg6) 21... Qxa2 $2 {[%emt 0:15:26]} (21... gxf5 22. Qg5+ Kh8 23. Nh6 (23. exf5 Nd7 $17) 23... c2+ 24. Kf2 Ng6 25. Nxf7+ Kg7 26. hxg6) (21... c2+ $11 {and Black is okay.} 22. Kf1 Qc3) 22. Rd1 $1 $18 {[%emt 0:05:01] hxg6 is the strong threat.} (22. Rxc3 Qb2 23. Qe3 Ra1+ 24. Bd1 Qxg2 $17) (22. hxg6 fxg6 23. Rd1 c2 $17) 22... c2 $2 {[%emt 0:00:33]} (22... gxf5 23. Qg5+ Kh8 24. Nh6 (24. exf5 $2 Nd7 $19) 24... Ng6 25. Nxf7+ Kg8 26. hxg6) (22... Qb2) 23. Rc1 $2 {[%emt 0:00:12] [#]} (23. f6 $1 $18 {[%csl Gf6][%cal Rh6g7]} cxd1=Q+ 24. Bxd1 Qa5+ 25. Kf1 Ba6+ 26. Kf2 exf6 27. Nxf6+ Kh8 28. hxg6 Qd2+ 29. Qxd2) 23... Qb2 {[%emt 0:01:47] Against Qg7+} (23... gxf5 24. Qg5+ Kh8 25. Nh6 (25. exf5 Qb2 $17) 25... Qa5+ 26. Kf2 Ng6 27. Nxf7+ Kg7 28. hxg6) ({Black should play} 23... Qa5+ $1 $17 24. Kf2 Qc3) 24. hxg6 {[%emt 0:02:49]} (24. O-O $1 $11 Qd4+ 25. Kh1) 24... fxg6 {[%emt 0:00:37]} 25. Qg5 $2 {[%emt 0:03:15] [#]} (25. O-O $17 {was the only chance.} gxf5 26. exf5) 25... Ra1 {[%emt 0:05:42]} (25... Qb4+ $1 $19 26. Qd2 Kg7 27. fxg6 Nxg6) 26. Kf2 $17 {[%emt 0:01:25]} Qd4+ {[%emt 0:01:09]} 27. Kg3 $1 {[%emt 0:01:10]} Rxc1 {[%emt 0:01:18]} (27... Ra3+ $6 28. Kh2 Ra7 29. Rxc2 $15 (29. Nh6+ $2 Kg7 $19)) 28. Rxc1 {[%emt 0:01:03]} Re8 {[%emt 0:04:18]} (28... Qxe4 $2 29. Bf3 Qd4 30. Qxe7 Bxf5 31. Nh6+ (31. Qxd8 Bxg4 {[%mdl 64] Remove Defender} 32. Bxg4 Qe3+ 33. Kh4 Qh6+ 34. Kg3 Qe3+ 35. Kh4 Qh6+ 36. Kg3 Qe3+ $11) 31... Kh8 32. Nf7+ (32. Qxd8 Qe5+ 33. Kf2 Qd4+ 34. Kg3 Qe5+ 35. Kf2 Qd4+ 36. Kg3 $11) 32... Kg8 33. Nxd8 Qe5+ 34. Qxe5 dxe5 35. Nb7 $18) (28... Qc3+ $17 29. Kh2 Qg7) 29. Bf3 (29. Bb5 $1 $11 Bd7 30. fxg6 Qc3+ 31. Kh2 Bxb5 32. Rxc2) 29... h5 {[%emt 0:03:30]} (29... Qb2 $17 30. Kh2 Kh8) 30. Nh6+ {[%emt 0:02:16]} (30. Ne3 $1 $15) 30... Kg7 $19 {[%emt 0:00:05]} 31. Bxh5 $2 {[%emt 0:01:37]} (31. Rxc2 $2 {perishes.} Qf6 32. Qxf6+ (32. Qf4 $2 g5 $19) 32... exf6 $19) (31. fxg6 h4+ 32. Kxh4) 31... Qf6 {[%emt 0:00:24][%mdl 64] Deflection. Black is clearly winning.} ({Weaker is} 31... Qxe4 32. Bxg6 Qe5+ 33. Kg4 $18) 32. Qe3 {[%emt 0:00:28]} (32. Qxf6+ $142 exf6 33. Ng4 gxh5 34. Nf2) 32... gxh5 {[%emt 0:00:15]} 33. Rh1 {[%emt 0:00:45]} Qxh6 {[%emt 0:00:17]} 34. Qc3+ {[%emt 0:00:00]} Kf7 {[%emt 0:00:57] ...Nd7 would be deadly.} 35. Qxc2 {[%emt 0:00:20]} Qe3+ {[%emt 0:00:40]} 36. Kh2 {[%emt 0:00:03]} Nd7 {[%emt 0:00:18] Quite a comeback for Black. Artfully played by Stachecki.   Weighted Error Value: White=1.30/Black=0.45} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.19"]
[White "Syrkiewicz, Michal"]
[Black "Sternik, Piotr"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2000"]
[BlackElo "1746"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,91,54,51,73,79,120,104,103,39,27,20,12,21,81,75,90,86,91,61,75,75,77,76,90,86,83,43,69,27,32,28,91,89,110,111,178,153,139,56,222,191,234,201,404,405,416,421,401,391,410,404,402,383,442,452,443,427,737,708,708,711,696,696,1358,790,29968,29966,29958,29943,6099,546,1072,1047,29983,29984,29983,29984,29981,29982]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:03]} a6 {[%emt 0:00:18]} 6. Be3 {[%emt 0:00:05]} e5 {[%emt 0:01:59]} 7. Nf3 {[%emt 0:00:04]} Be6 {[%emt 0:01:29]} 8. Ng5 $1 {[%emt 0:00:54]} Qd7 {[%emt 0:18:51] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 9. Nxe6 {[%emt 0:01:21]} Qxe6 {[%emt 0:00:08]} 10. Be2 {[%emt 0:08:32] White is more active.} Be7 {[%emt 0:01:46] [#] White is better.} 11. Bg5 $146 {[%emt 0:06:03]} (11. g4 $16) ({Predecessor:} 11. g4 h6 12. h4 b5 13. a3 Nbd7 14. Rg1 Nc5 15. g5 Nfxe4 16. Nd5 Bd8 17. Bg4 {1-0 Dijkhuis,T (2402)-Briem,S (1890) Kopavogur Baldursson Memorial 2018 (1)}) 11... Nbd7 $14 {[%emt 0:07:45]} 12. b3 {[%emt 0:15:13]} Rc8 {[%emt 0:01:52]} 13. Bc4 {[%emt 0:04:21]} Rxc4 {[%emt 0:08:10]} (13... d5 $1 $11 14. Nxd5 (14. Bxd5 Nxd5 {[%mdl 64] Discovered Attack} 15. exd5 Qg6 $15) 14... Nxd5 15. Bxd5 Qg6 16. Bxe7 (16. Bxb7 Rc7 $11) 16... Qxg2) 14. bxc4 $16 {[%emt 0:00:36]} Qxc4 {[%emt 0:00:09]} 15. Qd3 $36 {[%emt 0:06:13][%mdl 2048] White has strong initiative.} Qc6 {[%emt 0:03:23]} 16. f3 {[%emt 0:07:27]} Nc5 {[%emt 0:03:18]} 17. Qd2 {[%emt 0:01:10]} h6 {[%emt 0:03:39]} 18. Be3 {[%emt 0:04:00]} O-O {[%emt 0:07:22]} 19. O-O {[%emt 0:03:17]} Rc8 {[%emt 0:03:20]} 20. Rfc1 {[%emt 0:02:11]} b5 {[%emt 0:06:42]} 21. Nd5 {[%emt 0:05:29]} Nxd5 {[%emt 0:00:20]} 22. exd5 {[%emt 0:00:07]} Qd7 {[%emt 0:02:08] [#]} (22... Qc7 $11) 23. c4 $1 {[%emt 0:01:08]} f5 {[%emt 0:12:07]} 24. cxb5 {[%emt 0:04:02]} Qxb5 {[%emt 0:01:41]} (24... axb5 $16 25. Rab1 Rb8) 25. Rab1 {[%emt 0:00:34]} Qd7 {[%emt 0:01:11]} 26. Qe2 {[%emt 0:01:37]} (26. Rc4 $16) 26... Qa7 $2 {[%emt 0:06:31] Black cannot hold the game after this.} ({Black should play} 26... Bg5 $14) 27. Rc4 {[%emt 0:03:15]} Bd8 {[%emt 0:01:49]} 28. Qc2 {[%emt 0:02:20]} f4 {[%emt 0:00:44]} (28... Qd7 {was worth a try.} 29. Kf1 (29. Bxc5 dxc5 30. Rd1 Be7 $18) 29... Be7) 29. Bxc5 $18 {[%emt 0:00:58]} Rxc5 {[%emt 0:00:07] Black is weak on the light squares} 30. Rxc5 {[%emt 0:00:05]} Bb6 {[%emt 0:00:20] [#]} 31. Qf5 $1 {[%emt 0:03:55]} Bxc5+ {[%emt 0:00:36][%mdl 4096] Endgame KQR-KQB} (31... Qc7 32. g3) 32. Kh1 {[%emt 0:00:14] Qc8+ would be deadly.} Qc7 {[%emt 0:00:37] Wards off Qc8+} 33. g3 {[%emt 0:04:22]} fxg3 {[%emt 0:02:35]} 34. hxg3 {[%emt 0:00:06]} a5 {[%emt 0:00:32]} 35. Rb3 {[%emt 0:02:46]} Bb4 {[%emt 0:00:18]} (35... Bb6 $142 36. Kg2 a4) 36. Qb1 {[%emt 0:02:36]} Qc8 {[%emt 0:04:56]} 37. Kg2 {[%emt 0:00:55] And now a3 would win.} e4 {[%emt 0:00:57]} 38. Qxe4 {[%emt 0:00:45]} Qc1 {[%emt 0:00:31]} 39. Re3 {[%emt 0:00:39]} Qd2+ {[%emt 0:00:23]} 40. Re2 {[%emt 0:00:00]} Qg5 {[%emt 0:00:00]} 41. Rc2 {[%emt 0:03:24]} Bc5 {[%emt 0:01:12]} 42. Rb2 {[%emt 0:00:09]} (42. Qe6+ $142 Kh7 43. Rxc5 dxc5 44. d6) 42... Qd8 {[%emt 0:00:45]} 43. Rb7 {[%emt 0:00:54] Qe6+ would kill now.} Bb4 {[%emt 0:05:48]} 44. Qe6+ {[%emt 0:00:21] White mates.} Kh7 {[%emt 0:00:30]} 45. Re7 {[%emt 0:00:56]} Bc3 {[%emt 0:01:29]} 46. Qe4+ {[%emt 0:00:07] Weighted Error Value: White=0.31/Black=0.56} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.20"]
[White "Jedraszek, Pawel"]
[Black "Zeissel, Andrzej"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1944"]
[BlackElo "1717"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,91,29,37,39,31,29,30,41,10,16,14,25,18,25,12,35,0,11,0,40,0,41,0,0,0,4,0,11,-43,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-153,0,0,0,0,0,0,136,143,246,237,532,524,524,516,509,502,487,464,4810,3049,4810,4810,29983,29984,29993,29994,29994,29992]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:05]} e6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:05]} a6 {[%emt 0:00:02]} 5. Bd3 {[%emt 0:00:26]} Bc5 {[%emt 0:00:06]} 6. Nb3 {[%emt 0:00:31]} Ba7 {[%emt 0:00:03]} 7. Qe2 $1 {[%emt 0:00:45] 7.Qe2 is better than 7.0-0.} Ne7 {[%emt 0:00:09] B42: Sicilian: Kan Variation: 5 Bd3.} 8. Be3 {[%emt 0:01:43]} O-O {[%emt 0:00:08]} 9. O-O {[%emt 0:02:23]} Nbc6 {[%emt 0:01:02] White has an edge. 9...Bxe3 is not played anymore.} 10. f4 {[%emt 0:04:29]} Bxe3+ {[%emt 0:08:45]} 11. Qxe3 {[%emt 0:00:07]} d6 {[%emt 0:00:05]} 12. Nc3 {[%emt 0:03:20]} b5 {[%emt 0:06:42]} 13. Rad1 {[%emt 0:02:12]} Qc7 {[%emt 0:06:16]} 14. Kh1 {[%emt 0:02:57]} b4 {[%emt 0:06:25]} 15. Ne2 {[%emt 0:00:24] [#]} Bb7 $146 {[%emt 0:03:22]} ({Predecessor:} 15... a5 16. Qg3 a4 17. Nd2 f5 18. Nf3 h6 19. Nfd4 Nxd4 20. Nxd4 Qc5 21. c3 a3 22. exf5 bxc3 23. bxc3 Nxf5 24. Bxf5 exf5 {0-1 Melia,S (2400)-Danielian,E (2478) EU-ch (Women) 13th 2012 (10)}) 16. Ng3 {[%emt 0:06:57]} d5 {[%emt 0:18:20]} 17. Nh5 {[%emt 0:14:46]} (17. Nc5 $5 {[%cal Rf4f5]}) 17... dxe4 {[%emt 0:19:48]} 18. Bxe4 {[%emt 0:00:36]} Rad8 {[%emt 0:00:39]} 19. Nc5 {[%emt 0:06:56]} Bc8 {[%emt 0:01:00]} 20. Nd3 {[%emt 0:13:45]} (20. Qg3 $11 Ng6 21. c3) 20... Qa5 {[%emt 0:09:28]} (20... f5 {simplifies} 21. Bxc6 Nxc6 22. Rc1 a5) 21. Qh3 {[%emt 0:02:34][%cal Oh5f6] White wants to mate with Nf6+!} f5 {[%emt 0:02:40]} 22. Qg3 $1 {[%emt 0:10:34][%csl Gh5][%cal Rg3g7]} g6 {[%emt 0:01:49]} 23. Bxc6 {[%emt 0:00:51]} Nxc6 {[%emt 0:00:02]} 24. Ne5 {[%emt 0:03:41] Nxg6 would be deadly.} Nxe5 {[%emt 0:01:16]} 25. fxe5 {[%emt 0:02:32]} Rxd1 {[%emt 0:03:11]} (25... Qxa2 $2 26. Nf6+ Rxf6 27. Rxd8+ Rf8 28. Qh4 $18) 26. Rxd1 {[%emt 0:00:03]} Rd8 $1 {[%emt 0:00:24]} 27. Re1 {[%emt 0:02:33]} Bb7 {[%emt 0:02:36][%cal Od8d2]} 28. Nf6+ {[%emt 0:01:17]} Kg7 {[%emt 0:01:40]} 29. Qh4 {[%emt 0:08:00]} h5 {[%emt 0:04:03]} 30. h3 {[%emt 0:01:29]} Kh6 {[%emt 0:02:10] Inhibits Qg5+. Hoping for ...b3.} 31. Qg3 {[%emt 0:02:06]} b3 $1 {[%emt 0:02:16]} 32. axb3 $2 {[%emt 0:00:26] [#]} (32. c3 $1 $11 bxa2 33. Qe3+ (33. b4 Qc7 $17) 33... g5 34. h4) 32... Rd2 $2 {[%emt 0:01:05]} ({Black should try} 32... Qd2 $1 $17 {White must now prevent ...f4.} 33. Rf1 Qg5 34. Qxg5+ Kxg5) 33. Rg1 $11 {[%emt 0:00:01]} Rxc2 {[%emt 0:00:39] And now ...Qd2 would win.} 34. Ng8+ {[%emt 0:01:16][%cal Bf6g8,Bg8e7,Be7g6,Bg6f4,Bf4e6][%mdl 32]} Kg7 {[%emt 0:00:19][%cal Oa5d2] Strongly threatening ...Qd2!} 35. Ne7 $36 {[%emt 0:00:06][%mdl 2048] White is pushing.} Kf7 {[%emt 0:00:40]} (35... Rxg2 $11 {remains equal.} 36. Rxg2 Bxg2+ 37. Qxg2 (37. Kxg2 Qd2+ 38. Kg1 Qd1+ 39. Kh2 Qe2+ 40. Kh1 Qf1+ 41. Kh2 Qe2+ 42. Qg2 Qxe5+ 43. Kh1 Qe1+ 44. Kh2 Qe5+ 45. Kh1 Qe1+ 46. Kh2 Qe5+ $11) 37... Qe1+ 38. Qg1 (38. Kh2 Qxe5+ 39. Kh1 Qe1+ 40. Kh2 Qe5+ 41. Kh1 Qe1+ 42. Kh2 Qe5+ $11) 38... Qe4+ 39. Qg2 Qe1+ 40. Qg1 (40. Kh2 Qxe5+ 41. Kh1 Qe1+ 42. Kh2 Qe5+ 43. Kh1 Qe1+ 44. Kh2 Qe5+ $11) 40... Qe4+ 41. Qg2 Qe1+) 36. Nxg6 $16 {[%emt 0:00:52]} (36. Qg5 $2 Bxg2+ 37. Rxg2 Qe1+ 38. Kh2 Qxe5+ 39. Kh1 Qe1+ 40. Kh2 Qe5+ 41. Kh1 Rxg2 42. Kxg2 Qxb2+ 43. Kg1 Qb1+ 44. Kg2 Qc2+ 45. Kf1 Qd3+ 46. Kf2 Qxb3 47. Nxg6 Qb2+ 48. Kf3 Qc3+ 49. Kf2 Qg7 50. Qe7+ Kxg6 $19) 36... Qd2 {[%emt 0:00:23]} (36... Be4 $16 {keeps fighting.} 37. Qg5 Bxg2+ 38. Rxg2 Qe1+ 39. Kh2 Rxg2+ 40. Qxg2 Qe3) 37. Nf4 $18 {[%emt 0:01:39]} Ke7 $2 {[%emt 0:00:22]} (37... Bd5 38. Nxh5 Ke7) 38. Qg7+ {[%emt 0:00:54][%mdl 64] Skewer} ({Less strong is} 38. Nxh5 Kd7 39. Nf4 Be4 40. Qg7+ Kc6 41. Nxe6 Kb6 $18) 38... Ke8 {[%emt 0:00:36]} 39. Nxe6 {[%emt 0:01:39]} Be4 {[%emt 0:00:41]} 40. Qf8+ {[%emt 0:00:00]} Kd7 {[%emt 0:00:00][%cal Re4g2] [#]} 41. Nc5+ $1 {[%emt 0:06:18]} Kc7 {[%emt 0:06:27]} (41... Rxc5 $142 42. Qxc5 Ke6) 42. Nxe4 {[%emt 0:04:06]} ({Stronger than} 42. Nxa6+ Kb6 43. Qb8+ Bb7 $11) 42... fxe4 {[%emt 0:00:08]} 43. e6 {[%emt 0:00:48] White threatens e7 and mate.} e3 {[%emt 0:00:23]} 44. e7 {[%emt 0:00:10] White mates.} e2 {[%emt 0:00:10]} 45. e8=Q {[%emt 0:00:16]} (45. e8=B $2 {is the wrong capture.} e1=Q 46. Qg7+ Kb8 47. Rxe1 Qxe1+ 48. Kh2 Qxe8 $19) 45... e1=Q {[%emt 0:00:10]} 46. Qxe1 {[%emt 0:00:20] A cool game by Jedraszek.   Weighted Error Value: White=0.09 (flawless) /Black=0.46} (46. Rxe1 $2 Qxg2#) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.21"]
[White "Karut, Kacper"]
[Black "Smuda, Tomasz"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1904"]
[BlackElo "1654"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,75,16,14,4,21,0,4,-33,-20,-31,-3,-14,7,4,10,8,18,-14,8,-33,24,18,77,85,81,56,73,72,74,62,99,75,103,58,115,118,120,73,81,87,70,85,167,149,179,162,166,163,267,120,145,84,309,73,69,0,870,856,881,871,29986,29987,29991,29992,29997,29998]} 1. e4 {[%emt 0:00:01]} c6 {[%emt 0:00:12]} 2. d4 {[%emt 0:00:21]} d5 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:00:06]} dxe4 {[%emt 0:00:14]} 4. Nxe4 {[%emt 0:00:04]} Bf5 {[%emt 0:00:14]} 5. Ng3 {[%emt 0:00:16]} Bg6 {[%emt 0:00:07]} 6. Nh3 {[%emt 0:00:50]} Nd7 {[%emt 0:00:05] 6...Nf6 is setting a new trend.} 7. Nf4 {[%emt 0:00:31] B18: Classical Caro-Kann: 4...Bf5 sidelines.} Qc7 {[%emt 0:00:04] is the legacy move (7...Ngf6).} 8. c3 {[%emt 0:03:26]} Ngf6 {[%emt 0:06:15]} 9. Be2 {[%emt 0:03:12] The position is equal.} e6 {[%emt 0:08:56] [#]} 10. Be3 $146 {[%emt 0:03:25]} ({Predecessor:} 10. Ngh5 O-O-O 11. Nxf6 gxf6 12. Qa4 a6 13. Be3 Bd6 14. g3 Be4 15. Rf1 Bf5 16. O-O-O e5 17. Nh5 Be7 18. Qb3 {½-½ Kurmann,O (2431)-Paichadze,L (2489) Universiad Men 26th 2011 (5)}) 10... a6 {[%emt 0:10:08]} 11. Qd2 {[%emt 0:04:05]} c5 {[%emt 0:07:35]} 12. O-O {[%emt 0:08:03]} Be7 {[%emt 0:06:18]} 13. Bf3 {[%emt 0:04:31]} Rd8 {[%emt 0:03:52][%cal Od7e5]} 14. Rad1 {[%emt 0:12:08]} O-O {[%emt 0:03:33][%cal Od7e5]} 15. h4 {[%emt 0:07:57][%cal Bh2h4,Bh4h5][%mdl 32]} Nb6 {[%emt 0:18:48]} (15... Ne5 $15) 16. Qe2 $11 {[%emt 0:05:10]} Nbd5 {[%emt 0:08:52]} (16... cxd4 $11 {remains equal.} 17. cxd4 Bd6) 17. Nxd5 {[%emt 0:08:07]} Nxd5 {[%emt 0:01:34]} 18. Bxd5 {[%emt 0:05:16]} Rxd5 {[%emt 0:02:30]} 19. h5 {[%emt 0:00:24]} Bf5 {[%emt 0:01:54]} 20. c4 {[%emt 0:00:52]} Rd7 {[%emt 0:05:58]} 21. Nxf5 {[%emt 0:00:55]} exf5 {[%emt 0:00:15]} 22. d5 {[%emt 0:01:16]} f4 {[%emt 0:02:21]} (22... Bd6 $14) 23. Bd2 $16 {[%emt 0:01:50]} Bd6 {[%emt 0:05:36]} 24. Bc3 {[%emt 0:04:19]} (24. Rfe1 $142) 24... Re7 {[%emt 0:01:12]} 25. Qg4 {[%emt 0:01:45][%csl Gc3][%cal Rg4g7] [#]} f5 {[%emt 0:00:41]} 26. Qh3 {[%emt 0:04:12]} f3 {[%emt 0:02:28]} 27. Qxf3 $18 {[%emt 0:00:40]} Re4 {[%emt 0:00:37] [#]} 28. Rfe1 $1 {[%emt 0:07:13]} Rxc4 {[%emt 0:01:31]} 29. Re6 {[%emt 0:00:51]} b5 {[%emt 0:01:57]} (29... Rf4 {keeps fighting.} 30. Qh3 Rg4) 30. Qe2 {[%emt 0:04:53]} (30. h6 $18 {is the precise move to win.} g6 31. Rde1) 30... Rh4 {[%emt 0:01:03]} 31. g3 {[%emt 0:03:05]} (31. h6 $142 Qd8 32. Rd3 (32. hxg7 {leads to mate.} Rh1+ {[%mdl 64] Decoy, Back Rank, Clearance} 33. Kxh1 Qh4+ 34. Kg1 Qh2+ 35. Kf1 Qh1#) 32... Rxh6 33. Rxh6 gxh6 34. Qe6+ Rf7 35. a3 (35. Qxh6 b4 $14)) 31... Rc4 $2 {[%emt 0:00:30]} (31... Bxg3 $2 32. fxg3 Qxg3+ 33. Qg2 Qxg2+ 34. Kxg2 $18) (31... Rg4 $16) 32. Re8 $2 {[%emt 0:00:25]} (32. f3 $18) 32... Qf7 {[%emt 0:00:29]} 33. Re6 {[%emt 0:02:02] White is more active.} (33. Rxf8+ $14 Kxf8 34. h6 gxh6 35. Be5) 33... f4 $2 {[%emt 0:00:32][%mdl 8192]} 34. Rxd6 {[%emt 0:01:17]} fxg3 {[%emt 0:00:28]} 35. fxg3 {[%emt 0:01:15] Threatens to win with h6.} Re8 {[%emt 0:00:32]} 36. Re6 {[%emt 0:00:09][%cal Bd6e6,Be6e7,Be7e8][%mdl 32] White mates.} Rd8 {[%emt 0:00:29]} 37. Re7 {[%emt 0:00:17]} Rxd5 {[%emt 0:00:31]} 38. Re8+ {[%emt 0:00:13] Weighted Error Value: White=0.30/Black=0.49} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "2.22"]
[White "Czarniecki, Pawel"]
[Black "Kozlowski, Franciszek"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1625"]
[BlackElo "1829"]
[Annotator "NA RC COMBH"]
[PlyCount "120"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:02]} d5 {[%emt 0:00:35]} 2. g3 {[%emt 0:00:05]} c6 {[%emt 0:00:04]} 3. Bg2 {[%emt 0:00:05]} g6 {[%emt 0:01:09]} 4. O-O {[%emt 0:02:02]} Bg7 {[%emt 0:00:20]} 5. d3 {[%emt 0:01:26]} Nf6 {[%emt 0:03:48]} 6. c3 {[%emt 0:01:39]} O-O {[%emt 0:02:04]} 7. Nbd2 {[%emt 0:01:01]} Qc7 {[%emt 0:02:20]} 8. e4 {[%emt 0:02:26]} dxe4 {[%emt 0:03:24]} 9. dxe4 {[%emt 0:01:55]} Rd8 {[%emt 0:00:59]} 10. Qc2 {[%emt 0:00:45]} b6 {[%emt 0:10:46]} 11. Re1 {[%emt 0:05:26]} e5 {[%emt 0:05:02]} 12. b4 {[%emt 0:05:22]} Qe7 {[%emt 0:07:05]} 13. a3 {[%emt 0:02:36]} Nbd7 {[%emt 0:06:31]} 14. Bb2 {[%emt 0:05:18]} Nf8 {[%emt 0:06:44]} 15. Nc4 {[%emt 0:06:59]} Ne8 {[%emt 0:01:16]} 16. Ne3 {[%emt 0:02:17]} Ne6 {[%emt 0:02:20]} 17. Bf1 {[%emt 0:10:22]} Bb7 {[%emt 0:03:25]} 18. Rad1 {[%emt 0:01:58]} Nd6 {[%emt 0:08:45]} 19. c4 {[%emt 0:05:38]} Ng5 {[%emt 0:04:41]} 20. Nxg5 {[%emt 0:01:05]} Qxg5 {[%emt 0:00:08]} 21. c5 {[%emt 0:03:19]} Ne8 {[%emt 0:01:23]} 22. cxb6 {[%emt 0:04:31]} axb6 {[%emt 0:00:23]} 23. Nc4 {[%emt 0:00:11]} b5 {[%emt 0:03:50]} 24. Na5 {[%emt 0:01:33]} Qe7 {[%emt 0:02:16]} 25. Rxd8 {[%emt 0:07:14]} Rxd8 {[%emt 0:00:47]} 26. Nxc6 {[%emt 0:04:16]} Qc7 {[%emt 0:01:02]} 27. Bxb5 {[%emt 0:00:43]} Rc8 {[%emt 0:00:41]} 28. Rc1 {[%emt 0:00:59]} Nd6 {[%emt 0:00:43]} 29. Ba4 {[%emt 0:02:48]} Bh6 {[%emt 0:01:12]} 30. f4 {[%emt 0:00:45]} Bxc6 {[%emt 0:01:43]} 31. Bxc6 {[%emt 0:02:11]} Qb6+ {[%emt 0:00:35]} 32. Kg2 {[%emt 0:04:52]} Qe3 {[%emt 0:01:39]} 33. Rd1 {[%emt 0:10:29]} Rxc6 {[%emt 0:00:58]} 34. Qxc6 {[%emt 0:01:39]} Qe2+ {[%emt 0:00:28]} 35. Kh3 {[%emt 0:00:15]} Qh5+ {[%emt 0:00:15]} 36. Kg2 {[%emt 0:00:12]} Qxd1 {[%emt 0:00:47]} 37. Bxe5 {[%emt 0:00:44]} Qe2+ {[%emt 0:00:12]} 38. Kh3 {[%emt 0:00:13]} Nxe4 {[%emt 0:00:44]} 39. Bd4 {[%emt 0:02:22]} Qf1+ {[%emt 0:01:30]} 40. Kh4 {[%emt 0:00:00]} g5+ {[%emt 0:00:00]} 41. Kg4 {[%emt 0:03:05]} Qd1+ {[%emt 0:07:13]} 42. Kh3 {[%emt 0:07:56]} Qxd4 {[%emt 0:01:21]} 43. Qxh6 {[%emt 0:00:20]} Qd7+ {[%emt 0:02:04]} 44. Kg2 {[%emt 0:01:25]} g4 {[%emt 0:00:24]} (44... Qd2+ $142 45. Kh3 Nf2+ 46. Kg2 Ng4+ {[%mdl 64] Discovered Attack} 47. Kf3 Nxh6 48. fxg5 Qd3+ 49. Kf4 Nf5 50. Ke5 Ng7 51. Kf4 Ne6+ 52. Kg4 Qe4+ 53. Kh5 Ng7+ 54. Kh6 Qg6#) 45. f5 {[%emt 0:00:51]} Qxf5 {[%emt 0:01:22]} 46. Qe3 {[%emt 0:00:23]} Ng5 {[%emt 0:01:04]} 47. Qe2 Qd5+ {[%emt 0:00:21]} 48. Kf2 {[%emt 0:06:53]} Qd4+ {[%emt 0:01:01]} 49. Kf1 {[%emt 0:06:00]} Nf3 {[%emt 0:01:10]} 50. Qf2 {[%emt 0:00:30]} Qa1+ {[%emt 0:00:34]} 51. Ke2 {[%emt 0:01:21]} Qb2+ {[%emt 0:00:33]} 52. Kf1 {[%emt 0:00:52]} Qc1+ {[%emt 0:01:06]} 53. Ke2 {[%emt 0:01:30]} Qxa3 {[%emt 0:00:59]} 54. Qc5 {[%emt 0:01:13]} Qb2+ {[%emt 0:01:37]} 55. Ke3 {[%emt 0:00:17]} Qd2+ {[%emt 0:00:53]} 56. Ke4 {[%emt 0:00:14]} Ng5+ {[%emt 0:04:16]} 57. Kf5 {[%emt 0:02:38]} Ne6 {[%emt 0:00:41]} 58. Qc8+ $19 {[%emt 0:00:14]} Kg7 {[%emt 0:00:04]} 59. Qc4 {[%emt 0:02:49]} h5 {[%emt 0:01:38]} 60. b5 {[%emt 0:00:48]} Qe3 {[%emt 0:00:20]} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.1"]
[White "Kaliszuk, Kamil"]
[Black "Turski, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2217"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,44,41,40,27,41,32,37,39,31,37,54,32,29,15,10,10,8,11,48,49,77,62,87,84,79,40,25,0,77,0,44,0,74]} 1. d4 {[%emt 0:00:43]} Nf6 {[%emt 0:00:10]} 2. c4 {[%emt 0:00:12]} g6 {[%emt 0:03:50]} 3. Nc3 {[%emt 0:00:31]} Bg7 {[%emt 0:00:21]} 4. e4 {[%emt 0:00:22]} d6 {[%emt 0:00:05]} 5. Be2 {[%emt 0:00:42]} O-O {[%emt 0:01:48]} 6. Be3 {[%emt 0:01:25]} c5 {[%emt 0:12:31]} 7. d5 {[%emt 0:02:17]} e6 {[%emt 0:04:18]} 8. Nf3 {[%emt 0:00:43] E73: King's Indian: Averbakh Variation without 6...c5.} Re8 {[%emt 0:02:19]} 9. Nd2 {[%emt 0:02:10]} Na6 {[%emt 0:05:40]} 10. O-O {[%emt 0:06:37] White is slightly better.} Nc7 11. a4 {[%emt 0:07:47]} Na6 {[%emt 0:08:13][%cal Bc7a6,Ba6b4,Bb4c6,Bc6d4][%mdl 32]} 12. Bf4 {[%emt 0:25:41]} Nb4 {[%emt 0:13:17] [#]} 13. dxe6 $146 {[%emt 0:07:55]} ({Predecessor:} 13. Nb5 e5 14. Be3 a6 15. Nc3 Nd7 16. Nf3 Qe7 17. Bg5 Qf8 18. Ne1 Bh6 19. Bh4 {0-1 Argandona Riveiro,I (2423)-Martinez Duany,L (2527) San Sebastian Gros op 28th 2018 (4)}) 13... Rxe6 {[%emt 0:03:17]} 14. Bg5 {[%emt 0:08:31]} h6 {[%emt 0:15:31]} 15. Bh4 {[%emt 0:00:46]} Nc6 {[%emt 0:03:08]} 16. f4 {[%emt 0:04:14]} Nd4 {[%emt 0:05:18]} 17. Bd3 {[%emt 0:01:38]} Re8 {[%emt 0:07:25] [#]} 18. Nd5 $1 {[%emt 0:05:48]} Be6 {[%emt 0:01:52]} 19. Ne3 {[%emt 0:07:27]} (19. f5 $5 gxf5 20. Nxf6+ Bxf6 21. Bxf6 Qxf6 22. exf5 Nxf5 23. Qg4+ Qg7 24. Qxg7+ Nxg7 25. Ne4 $14) 19... Bd7 {[%emt 0:01:02]} 20. Nd5 {[%emt 0:01:56]} (20. Nf3 $11) 20... Be6 $1 $16 {[%emt 0:01:09]} 21. Ne3 {[%emt 0:04:26]} (21. f5 $5 gxf5 22. Bxf6 Bxf6 23. Nxf6+ Qxf6 24. exf5 Nxf5 25. Qg4+ Qg7 26. Qxg7+ Nxg7 27. Ne4 $14) 21... Bd7 $1 {[%emt 0:00:07]} 22. Nd5 {[%emt 0:01:42]} Be6 $1 {[%emt 0:00:09] Weighted Error Value: White=0.17 (very precise) /Black=0.07 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.2"]
[White "Dzida, Kamil"]
[Black "Dziendziel, Mateusz"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "2333"]
[BlackElo "2084"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,111,33,21,36,36,33,22,28,15,26,16,25,22,35,20,19,20,17,20,25,12,16,16,21,13,20,-25,-25,-22,-16,-23,2,7,5,0,27,21,14,0,0,0,7,0,0,0,0,0,0,0,0,0,0,-78,0,0,0,0,0,0,0,0,0,0,18,18,48,48,42,28,20,21,86,94,184,178,191,127,127,127,1252,118,178,160,212,131,156,149,485,273,639,626,630,630,904,883,851,786]} 1. d4 {[%emt 0:00:01]} d5 {[%emt 0:00:08]} 2. c4 {[%emt 0:00:11]} c6 {[%emt 0:00:01]} 3. Nf3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:02]} 4. Nc3 {[%emt 0:00:19]} e6 {[%emt 0:00:05]} 5. Bg5 {[%emt 0:01:38]} Nbd7 {[%emt 0:00:18]} 6. e3 {[%emt 0:00:20]} Qa5 {[%emt 0:00:03]} 7. cxd5 {[%emt 0:01:46]} Nxd5 {[%emt 0:00:06]} 8. Qd2 {[%emt 0:00:28]} Bb4 {[%emt 0:02:35]} 9. Rc1 {[%emt 0:00:06]} Nxc3 {[%emt 0:00:34] D52: Queen's Gambit Declined: Cambridge Springs Variation.} 10. bxc3 {[%emt 0:01:31]} Ba3 {[%emt 0:00:02]} 11. Rb1 {[%emt 0:01:35]} b6 {[%emt 0:04:56] The position is equal.} 12. Bd3 {[%emt 0:03:53]} Ba6 {[%emt 0:00:30]} 13. O-O {[%emt 0:01:50]} Bxd3 {[%emt 0:04:48]} 14. Qxd3 {[%emt 0:00:06]} O-O {[%emt 0:00:12]} 15. Bh4 {[%emt 0:10:21]} Rfe8 {[%emt 0:01:11]} 16. c4 {[%emt 0:05:21]} Bf8 {[%emt 0:01:34] [#]} 17. Rfd1 $146 {[%emt 0:01:55]} ({Predecessor:} 17. Ng5 Nf6 18. f4 Qf5 19. e4 Qg6 20. Rbe1 Rad8 21. Nf3 Rc8 22. Ne5 Qh5 23. Re3 Ng4 24. Rh3 f5 25. Qe2 Nf6 26. Qc2 {1-0 Brunner,N (2454)-Baeumer,L (2238) SUI-chT Switzerland 2022 (1.4)}) 17... Rac8 {[%emt 0:02:52]} 18. h3 {[%emt 0:08:24]} h6 {[%emt 0:02:24]} 19. Bg3 {[%emt 0:02:38]} c5 {[%emt 0:08:52]} 20. d5 {[%emt 0:03:31]} exd5 {[%emt 0:00:13]} 21. Qf5 {[%emt 0:12:17]} Qa4 {[%emt 0:01:31]} 22. Qxd5 {[%emt 0:07:19]} Nf6 {[%emt 0:00:35]} 23. Qd3 {[%emt 0:04:50]} g6 {[%emt 0:12:13]} 24. Be5 {[%emt 0:07:47]} Bg7 {[%emt 0:00:44]} 25. Qb3 {[%emt 0:02:11]} Qa6 {[%emt 0:07:43]} 26. Bxf6 {[%emt 0:03:51]} Bxf6 {[%emt 0:00:08]} 27. Ne1 {[%emt 0:01:52]} Qb7 {[%emt 0:10:26]} 28. a4 {[%emt 0:00:20]} Qc6 {[%emt 0:00:24]} 29. Nd3 {[%emt 0:02:31]} g5 {[%emt 0:01:24] Inhibits Nf4.} 30. Nc1 {[%emt 0:04:32]} Rcd8 {[%emt 0:02:13]} 31. Ne2 {[%emt 0:00:06]} Be5 {[%emt 0:00:48]} 32. Qc2 {[%emt 0:00:36]} Kg7 {[%emt 0:00:41]} 33. Qb3 {[%emt 0:06:47]} h5 {[%emt 0:02:04]} 34. Qb5 {[%emt 0:01:30]} (34. Nc3 $11 {remains equal.}) 34... Qc7 {[%emt 0:00:57]} ({Better is} 34... Qg6 $17 35. Qb3 g4) 35. Rd5 $11 {[%emt 0:00:21]} Rxd5 {[%emt 0:01:57]} 36. cxd5 {[%emt 0:00:02]} Rd8 {[%emt 0:00:16]} 37. Qc4 {[%emt 0:00:04]} Qd6 {[%emt 0:02:08]} 38. Rd1 {[%emt 0:00:14]} h4 {[%emt 0:06:44]} 39. Kf1 {[%emt 0:03:30]} Bf6 {[%emt 0:03:31]} 40. Ng1 {[%emt 0:00:00]} Qe5 {[%emt 0:00:00]} 41. Nf3 {[%emt 0:03:09]} Qf5 {[%emt 0:06:56]} 42. Nh2 {[%emt 0:07:46]} Qe5 {[%emt 0:01:35]} 43. Ng4 {[%emt 0:01:06]} Qf5 {[%emt 0:04:18]} (43... Qc3 $11 44. Qe2 Qb3) 44. Ke2 {[%emt 0:06:08]} Re8 {[%emt 0:06:09] [#]} (44... Be5 $16) 45. d6 $1 $18 {[%emt 0:02:19] aiming for d7.} Rd8 {[%emt 0:02:51]} 46. Qd5 {[%emt 0:05:05]} (46. e4 $18 Re8 47. f3) 46... Kg6 {[%emt 0:18:19]} 47. d7 {[%emt 0:06:09] Hoping for Qxf5+. Really sharp! White is more active.} c4 $2 {[%emt 0:01:32][%mdl 8192]} 48. e4 $2 {[%emt 0:05:13]} (48. Qxc4 Rxd7 49. e4 Re7 $14) (48. Qc6 $18 {is the precise move to win.}) 48... Qxd5 {[%emt 0:00:45]} (48... Qe6 $16 49. a5 (49. Nxf6 Kxf6 50. Ke3 c3 $11) 49... c3) 49. Rxd5 $16 {[%emt 0:00:01][%mdl 4096] [#] Endgame Black must now prevent Rd6. KRB-KRN} Bb2 {[%emt 0:03:58]} (49... Bc3 $16 {keeps fighting.} 50. Rd6+ (50. Ne3 Kf6 $16) 50... Kg7) 50. Rd6+ {[%emt 0:00:01]} Kg7 {[%emt 0:01:01]} 51. Ne3 {[%emt 0:00:01]} c3 {[%emt 0:01:22][%mdl 8192]} (51... Kf8 $16 {is more resistant.} 52. Rd5 (52. Nxc4 Ke7 $16) 52... Ke7) 52. Kd3 {[%emt 0:00:02]} (52. Nf5+ $142 Kg8 53. Kd3) 52... a6 $2 {[%emt 0:01:18]} (52... f6 53. Nf5+ Kf7) 53. Nf5+ $18 {[%emt 0:00:22] White is clearly winning.} ({Less strong is} 53. Rxb6 Rxd7+ 54. Kc4 Rd2 $16) 53... Kf8 {[%emt 0:00:25]} 54. Rd5 {[%emt 0:00:01]} (54. Rxb6 Rxd7+ 55. Nd6 a5 $16) 54... b5 {[%emt 0:00:36]} 55. axb5 {[%emt 0:00:06]} axb5 {[%emt 0:00:05]} 56. Kc2 {[%emt 0:00:26] Weighted Error Value: White=0.33/Black=0.33} ({Weaker is} 56. Rxb5 Rxd7+ 57. Rd5 Ke8 $16) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.3"]
[White "Luberanski, Jakub"]
[Black "Wilk, Igor"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2242"]
[BlackElo "2058"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,67,18,27,8,31,0,102,95,150,38,38,0,29,0,3,0,0,0,0,-40,0,-59,-39,-41,-38,-43,-53,-46,-37,-44,-24,-24,-27,-26,0,-15,19,2,72,47,153,137,188,177,29984,29985,29996,29997,29997,29998]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:13]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:03]} b6 {[%emt 0:00:44]} 4. a3 {[%emt 0:02:22]} Bb7 {[%emt 0:01:43]} 5. Nc3 {[%emt 0:00:06]} Be7 {[%emt 0:00:56]} 6. Qc2 {[%emt 0:00:19]} d5 {[%emt 0:01:34]} 7. cxd5 {[%emt 0:00:05]} exd5 {[%emt 0:00:16]} 8. g3 {[%emt 0:00:06]} O-O {[%emt 0:00:43]} 9. Bg2 {[%emt 0:00:06]} Nbd7 {[%emt 0:01:37]} 10. O-O {[%emt 0:00:08]} c5 {[%emt 0:02:19]} 11. Rd1 {[%emt 0:01:52] E12: Queen's Indian: Unusual White 4th moves, 4 a3, 4 Nc3 Bb7 5 a3 and 4 Nc3 Bb7 .} Rc8 {[%emt 0:02:21]} 12. Bf4 {[%emt 0:02:05] [#]} c4 $146 {[%emt 0:07:52]} (12... Ne4 $11) ({Predecessor:} 12... Ne4 13. Rac1 Bf6 14. Qb3 Nxc3 15. bxc3 Re8 16. Bh3 Bc6 17. Be5 Bxe5 18. Nxe5 Nxe5 19. Bxc8 Qxc8 20. dxe5 Rxe5 21. Qc2 {0-1 Radjabov,T (2628)-Ljubojevic,L (2557) Olympiad-35 Bled 2002 (11.1)}) 13. Ne5 $1 $16 {[%emt 0:01:47] White is better.} Re8 {[%emt 0:01:16] [#]} ({Black should play} 13... a6) 14. Bh3 {[%emt 0:00:42] White has more active pieces.} ({Better is} 14. Qa4 $1 $16) 14... a6 $14 {[%emt 0:08:06]} 15. Re1 {[%emt 0:15:17]} Ra8 {[%emt 0:04:18]} 16. Rad1 {[%emt 0:04:34][%cal Oe2e4]} b5 {[%emt 0:02:28]} 17. Nxd7 {[%emt 0:09:36]} (17. e3 {seems wilder.} h6 18. Bg2 g5 19. Nxd7 Qxd7 20. Be5) 17... Nxd7 {[%emt 0:00:10]} 18. Bg2 {[%emt 0:00:03]} Nf6 {[%emt 0:03:17]} 19. Be5 {[%emt 0:07:06]} Rc8 {[%emt 0:04:40]} 20. Qf5 {[%emt 0:08:51]} (20. Bh3 $11) 20... g6 {[%emt 0:03:54]} 21. Qf4 {[%emt 0:02:38]} Nh5 {[%emt 0:05:18]} 22. Qf3 {[%emt 0:01:23][%cal Rc3d5]} f6 {[%emt 0:05:22]} 23. Bf4 {[%emt 0:01:13]} Nxf4 {[%emt 0:00:23]} 24. gxf4 {[%emt 0:00:23][%cal Rc3d5,Bg3f4,Bf4f5][%mdl 32]} b4 {[%emt 0:00:53]} (24... f5 {keeps more tension.} 25. Nxd5 Kg7 26. e4 fxe4 27. Qxe4 Bd6) 25. axb4 {[%emt 0:11:48]} Bxb4 {[%emt 0:00:20]} 26. f5 {[%emt 0:00:04]} Kg7 {[%emt 0:03:44]} 27. Kh1 {[%emt 0:00:37]} Qd6 {[%emt 0:02:04]} (27... g5 {is more complex.} 28. Qh5 Re7 29. h4 Qe8) 28. Rg1 {[%emt 0:00:22]} Bxc3 {[%emt 0:01:30]} (28... Re7 $11 {remains equal.}) 29. bxc3 $16 {[%emt 0:00:13]} Qe7 {[%emt 0:02:10]} (29... Rc7 $14) 30. fxg6 {[%emt 0:02:38]} hxg6 {[%emt 0:01:05]} (30... h6 $16 {was worth a try.} 31. Rb1 a5) 31. Bh3 $18 {[%emt 0:00:22][%cal Og1g6] Black must now prevent Rxg6+!} Rc7 $2 {[%emt 0:03:33] [#]} (31... g5 $18 32. Bxc8 Bxc8) 32. Rxg6+ $3 {[%emt 0:01:09][%mdl 576] Decoy, Clearance. White mates.} Kxg6 {[%emt 0:01:14]} (32... Kf7 33. Rdg1) 33. Rg1+ {[%emt 0:00:05]} Kh6 {[%emt 0:00:15]} 34. Qf4+ {[%emt 0:00:05] Artfully played by Luberanski.   Weighted Error Value: White=0.15 (very precise) /Black=0.52} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.4"]
[White "Ochedzan, Tymon"]
[Black "Luczak, Filip"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2240"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,60,14,31,20,29,9,23,7,6,0,0,0,0,6,10,-4,-7,-11,-10,-6,-9,-23,0,-16,-14,-13,-13,0,0,0,0,0,0,-14,0,0,0,-13,-8,-32,-33,-33,-25,-75,-70,-60,-47,-33,-21,-25,0,-42,-19]} 1. e4 {[%emt 0:00:07]} e6 {[%emt 0:00:36]} 2. d4 {[%emt 0:00:10]} d5 {[%emt 0:00:10]} 3. Nc3 {[%emt 0:00:11]} dxe4 {[%emt 0:00:05]} 4. Nxe4 {[%emt 0:00:07]} Nd7 {[%emt 0:00:02]} 5. g3 {[%emt 0:02:38]} b6 {[%emt 0:01:27]} 6. Bg2 {[%emt 0:03:02][%cal Oe4d6] C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} Rb8 {[%emt 0:00:05]} 7. Ne2 {[%emt 0:09:23]} Ngf6 {[%emt 0:03:18] [#]} 8. Nxf6+ $146 {[%emt 0:02:15] White has an edge.} ({Predecessor:} 8. Qd3 Nxe4 9. Bxe4 Bb7 10. Bxb7 Rxb7 11. Be3 Nf6 12. O-O-O Be7 13. h4 O-O 14. h5 {1-0 Webb,M (2124)-Burgin,R (2030) Scarborough op 2014 (2)}) 8... Nxf6 {[%emt 0:02:34]} 9. c4 {[%emt 0:00:19]} Bb4+ {[%emt 0:02:18]} 10. Bd2 {[%emt 0:03:58]} Bxd2+ {[%emt 0:00:13]} 11. Qxd2 {[%emt 0:00:04]} Bb7 {[%emt 0:03:18]} 12. Bxb7 {[%emt 0:02:53]} Rxb7 {[%emt 0:00:29]} 13. O-O {[%emt 0:00:09]} O-O {[%emt 0:00:34]} 14. Rfd1 {[%emt 0:01:26]} c6 {[%emt 0:01:41]} 15. a4 {[%emt 0:03:11]} Qe7 {[%emt 0:07:03]} 16. Ra3 {[%emt 0:03:55]} Rd8 {[%emt 0:01:47]} 17. Rd3 {[%emt 0:01:53]} h6 {[%emt 0:02:09]} 18. b3 {[%emt 0:03:19]} Rbd7 {[%emt 0:04:52]} 19. Qe3 {[%emt 0:02:17]} Qb4 {[%emt 0:05:27]} 20. Qf3 {[%emt 0:04:29]} Rd6 {[%emt 0:05:28]} 21. Nf4 {[%emt 0:03:19]} Qa5 {[%emt 0:09:45]} 22. Qe3 {[%emt 0:01:51]} a6 {[%emt 0:06:23][%cal Ba7a6,Ba6b5][%mdl 32]} 23. Qe5 {[%emt 0:04:53]} Qb4 {[%emt 0:03:15]} 24. Qe3 {[%emt 0:08:51]} b5 {[%emt 0:05:16]} 25. axb5 {[%emt 0:02:19]} axb5 {[%emt 0:00:05]} 26. Qd2 {[%emt 0:01:15]} (26. Qc1 $11) 26... Qxd2 $17 {[%emt 0:06:00]} 27. R1xd2 {[%emt 0:00:39]} Kf8 {[%emt 0:03:14]} 28. f3 {[%emt 0:00:40] Prevents Ne4.} Ke7 {[%emt 0:01:47]} 29. Kf2 {[%emt 0:00:23]} Ra8 {[%emt 0:01:31]} 30. Ke3 {[%emt 0:00:35]} Ra3 {[%emt 0:00:27] Weighted Error Value: White=0.10 (very precise) /Black=0.05 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.5"]
[White "Ciszewski, Krzysztof"]
[Black "Czernek, Tymon"]
[Result "1/2-1/2"]
[ECO "E24"]
[WhiteElo "2047"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,41,37,51,48,47,35,39,38,22,13,38,33,37,28,17,0,12,0,0,0,0,0]} 1. d4 {[%emt 0:01:03]} Nf6 {[%emt 0:00:08]} 2. c4 {[%emt 0:00:13]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:06]} Bb4 {[%emt 0:00:04]} 4. a3 {[%emt 0:02:09]} Bxc3+ {[%emt 0:01:19]} 5. bxc3 {[%emt 0:00:06]} d5 {[%emt 0:01:16]} 6. e3 {[%emt 0:01:16]} O-O {[%emt 0:00:26]} 7. cxd5 {[%emt 0:01:53]} exd5 {[%emt 0:01:08]} 8. Bd3 {[%emt 0:00:23]} Re8 {[%emt 0:06:55]} 9. Ne2 {[%emt 0:00:50]} Nbd7 {[%emt 0:02:49]} 10. O-O {[%emt 0:00:27]} Nf8 {[%emt 0:02:39]} 11. f3 {[%emt 0:02:10]} c5 {[%emt 0:03:13] [#]} 12. a4 $146 {[%emt 0:07:52] E49: Nimzo-Indian: Rubinstein: 5 Bd3 d5 6 a3 Bxc3+ 7 bxc3.} ({Predecessor:} 12. Ng3 Ne6 13. Bb2 h5 14. Nh1 Bd7 15. Nf2 Qb6 16. Rb1 Rad8 17. Bc2 Bb5 18. Re1 Qa6 19. a4 Bc4 {½-½ Peralta,F (2595)-Fernandez Guillen,E (2390) Barcelona Sants op-A 23rd 2022 (3)}) 12... b6 {[%emt 0:01:12]} 13. Ra2 {[%emt 0:07:26]} Bd7 {[%emt 0:01:56]} 14. g4 {[%emt 0:12:49] White is slightly better.} h6 {[%emt 0:02:21]} 15. Ng3 {[%emt 0:04:12]} Qc7 {[%emt 0:02:15]} 16. Nf5 {[%emt 0:07:07]} Ng6 {[%emt 0:01:51]} 17. Re2 {[%emt 0:07:40]} Qc6 {[%emt 0:03:36]} 18. Bb5 {[%emt 0:01:45] The position is equal.} Qc7 {[%emt 0:00:57]} 19. Bd3 {[%emt 0:00:29]} Qc6 {[%emt 0:00:21]} 20. Bb5 {[%emt 0:00:17]} Qc7 {[%emt 0:00:42]} 21. Bd3 {[%emt 0:01:22] Weighted Error Value: White=0.07 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.6"]
[White "Chyzy, Jakub"]
[Black "Grzesik, Gracjan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2250"]
[BlackElo "2149"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,80,2,16,0,25,-21,-6,-9,-8,-16,18,0,24,4,23,-30,-22,-26,0,-11,0,-6,-6,0,0,-5,26,0,68,68,70,70,64,64,71,68,168,29,29,11,34,34,34,33,62,56,70,63,70,52,57,52,84,83,76,83,76,81,74,45,42,20,22,4,4,0,9]} 1. e4 {[%emt 0:01:39]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:13]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:12]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:47]} 5. Nc3 {[%emt 0:00:04]} a6 {[%emt 0:00:18]} 6. Bd3 {[%emt 0:00:06]} e5 {[%emt 0:04:36]} 7. Nde2 {[%emt 0:00:57]} Be7 {[%emt 0:04:09]} 8. O-O {[%emt 0:00:12]} O-O {[%emt 0:04:20]} 9. Ng3 {[%emt 0:00:17] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} b5 {[%emt 0:08:24][%cal Bb7b5,Bb5b4][%mdl 32]} 10. a4 {[%emt 0:25:08]} (10. Re1 $142) 10... b4 $1 $11 {[%emt 0:05:53]} 11. Nd5 {[%emt 0:00:05]} Nxd5 {[%emt 0:02:39]} 12. exd5 {[%emt 0:00:01]} f5 {[%emt 0:17:30] [#]} (12... Nd7 {keeps more tension.} 13. Qg4 Nc5 14. Bf5 g6) 13. a5 $146 {[%emt 0:00:25]} ({Predecessor:} 13. Re1 e4 14. Nxe4 fxe4 15. Rxe4 Bf5 16. Rxb4 Nd7 17. Be3 Nc5 18. Bxf5 Rxf5 19. Qe2 {0-1 Meyer,G-Roescher,M Dortmund op-B 1998}) 13... e4 {[%emt 0:04:27]} 14. Be2 {[%emt 0:12:17]} Nd7 {[%emt 0:05:43]} 15. f3 {[%emt 0:02:46]} ({Better is} 15. Bd2) 15... exf3 $1 {[%emt 0:07:38]} 16. Bxf3 {[%emt 0:07:07]} Nc5 {[%emt 0:09:54]} 17. Be3 {[%emt 0:11:01] [#] Black must now prevent Bxc5.} Qc7 {[%emt 0:02:40] aiming for ...f4.} 18. Nh5 {[%emt 0:07:11]} g6 {[%emt 0:04:09]} 19. Nf4 {[%emt 0:00:16][%cal Of4e6]} Rb8 {[%emt 0:06:57]} 20. Re1 {[%emt 0:03:39]} Bg5 {[%emt 0:07:37]} (20... Ne4 {is interesting.} 21. Bd4 Bh4 22. Re2 Bg5) 21. Kh1 {[%emt 0:01:11][%cal Of4g6] And now Nxg6! would win.} Ne4 {[%emt 0:02:04]} ({Black should play} 21... Bh4 $11) 22. Bxe4 $14 {[%emt 0:03:25]} Bxf4 {[%emt 0:00:43]} 23. Bxf4 {[%emt 0:00:13]} fxe4 {[%emt 0:00:04]} 24. Rxe4 {[%emt 0:00:48] Qe1 would be deadly.} Bf5 {[%emt 0:00:47]} 25. Re1 {[%emt 0:09:03]} ({Don't go for} 25. Re2 $2 Bg4 26. Bg3 Rbe8 27. Rxe8 Bxd1 28. Rxf8+ Kxf8 $19) 25... Rbd8 {[%emt 0:00:45] [#]} ({Black should try} 25... Qc5 $14) 26. Qd4 {[%emt 0:01:28]} (26. Bh6 $1 $18 {[%cal Rh6f8]}) 26... Qc5 $1 $11 {[%emt 0:00:31] Black is weak on the dark squares} 27. c3 {[%emt 0:08:26]} (27. Qxc5 {simplifies} dxc5 28. Bh6 Rfe8 29. c4) 27... bxc3 {[%emt 0:00:30]} 28. Qxc3 {[%emt 0:00:33]} Qxc3 {[%emt 0:00:29]} 29. bxc3 {[%emt 0:00:01]} Rfe8 {[%emt 0:00:32]} 30. Kg1 {[%emt 0:04:23]} Bd3 {[%emt 0:00:27]} 31. Red1 {[%emt 0:01:46]} Bb5 {[%emt 0:00:32]} 32. Rd4 {[%emt 0:00:53]} (32. Rac1 $5 {[%cal Rd1d4]}) 32... Rc8 {[%emt 0:00:30]} 33. Rc1 {[%emt 0:00:44]} Rc4 34. Bxd6 {[%emt 0:00:28]} Rd8 {[%emt 0:00:59]} 35. Be5 {[%emt 0:00:31]} Rxd4 {[%emt 0:00:31]} 36. cxd4 {[%emt 0:00:24] Hoping for Rc5.} Rxd5 {[%emt 0:00:02]} 37. Rc8+ {[%emt 0:00:20]} Kf7 {[%emt 0:00:13]} 38. Kf2 {[%emt 0:00:45]} Bd7 {[%emt 0:01:04][%csl LRa5,LRc8] The position is equal.} 39. Rh8 {[%emt 0:00:27]} h5 {[%emt 0:00:39]} 40. Rh7+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:00] Weighted Error Value: White=0.19 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.7"]
[White "Backiel, Hubert"]
[Black "Kacprzak, Kacper"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2127"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,102,21,26,26,26,29,29,31,29,23,0,15,10,20,0,7,0,26,0,41,37,27,18,10,13,22,0,0,-12,-12,-7,0,2,24,-192,-189,-185,-185,-201,-194,-194,-193,-242,-245,-264,-248,-280,-281,-300,-303,-302,-306,-325,-302,-355,-347,-356,-354,-343,-297,-403,-391,-422,-379,-436,-438,-458,-468,-512,-459,-452,-446,-415,-358,-366,-363,-357,-352,-392,-389,-389,-381,-408,-396,-469,-465,-522,-520,-825,-800,-1077,-1043,-976,-940]} 1. e4 {[%emt 0:01:38]} c5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:07]} d6 {[%emt 0:00:39]} 3. Bb5+ {[%emt 0:00:18]} Bd7 {[%emt 0:01:00]} 4. Bxd7+ {[%emt 0:00:07]} Qxd7 {[%emt 0:01:00]} 5. c4 {[%emt 0:00:28]} Nf6 {[%emt 0:00:06]} 6. Nc3 {[%emt 0:00:03]} g6 {[%emt 0:00:04] B52: Sicilian: Moscow Variation with 3...Bd7.} 7. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:04]} 8. Nxd4 {[%emt 0:00:04]} Bg7 {[%emt 0:00:04] White has an edge.} 9. h3 {[%emt 0:00:14]} Qc7 {[%emt 0:01:06]} 10. Qe2 {[%emt 0:00:13]} O-O {[%emt 0:11:07]} 11. O-O {[%emt 0:01:25]} Nc6 {[%emt 0:02:29]} 12. Nc2 {[%emt 0:00:05]} Rac8 {[%emt 0:11:45]} 13. Rb1 {[%emt 0:10:53] [#]} Nd7 $146 {[%emt 0:06:49]} ({Predecessor:} 13... a6 14. a3 Na5 15. b3 b5 16. Nb4 e6 17. Nxa6 Qb7 18. Nb4 bxc4 19. bxc4 Qa8 {½-½ Barbalic,Z (2067)-Stone,G (2057) FIN jub50 Gr30 email 2012}) 14. Bd2 {[%emt 0:03:55]} (14. Nd5 $5 {[%cal Rd5c7]} Qb8 15. Rd1 $11) 14... Nc5 {[%emt 0:05:13]} (14... Bxc3 $5 15. Bxc3 Na5 $11) 15. Rfd1 {[%emt 0:04:15]} Qd7 {[%emt 0:04:18]} 16. Be3 {[%emt 0:16:17]} Bxc3 {[%emt 0:02:14]} 17. Bxc5 {[%emt 0:00:05]} Bg7 {[%emt 0:00:57]} 18. Ba3 {[%emt 0:04:40]} Qe6 {[%emt 0:01:54]} 19. b3 {[%emt 0:02:59]} f5 {[%emt 0:08:01]} 20. Re1 {[%emt 0:04:55]} Bc3 {[%emt 0:03:30]} 21. exf5 {[%emt 0:00:24]} Qxf5 {[%emt 0:00:58]} (21... Qxe2 {simplifies} 22. Rxe2 Rxf5 23. Bc1 Kf7) 22. Qe6+ $2 {[%emt 0:05:48] [#] This costs White the game.} (22. Red1 $11 {and White has nothing to worry.}) 22... Qxe6 $1 $19 {[%emt 0:01:05]} 23. Rxe6 {[%emt 0:00:08]} Be5 {[%emt 0:00:17]} 24. Bb2 {[%emt 0:21:49]} Kf7 {[%emt 0:00:28]} 25. Rxe5 {[%emt 0:00:36]} dxe5 {[%emt 0:00:53]} 26. Re1 {[%emt 0:02:10]} (26. Ne3 {was necessary.}) 26... Rfd8 {[%emt 0:01:34] ...Rd2 is the strong threat.} 27. Bc1 {[%emt 0:01:42] Dodges Rd2} Rd3 {[%emt 0:03:31]} ({Stronger than} 27... Nd4 28. Ne3 $17) 28. Ne3 {[%emt 0:02:55]} a5 {[%emt 0:01:04]} 29. Kf1 {[%emt 0:00:55] [#]} a4 $1 {[%emt 0:01:31]} 30. bxa4 {[%emt 0:07:26]} Na5 {[%emt 0:02:23]} 31. Ke2 {[%emt 0:04:24]} Rdd8 {[%emt 0:02:04]} 32. c5 {[%emt 0:01:54]} Rxc5 {[%emt 0:01:03]} 33. Ba3 {[%emt 0:00:07]} Rc7 {[%emt 0:01:17]} 34. Rb1 {[%emt 0:00:35]} Rd4 {[%emt 0:00:53]} 35. Bb2 {[%emt 0:01:03]} Rxa4 {[%emt 0:00:59]} 36. Bxe5 {[%emt 0:00:08]} Rxa2+ {[%emt 0:00:14]} 37. Kf3 {[%emt 0:00:06]} Rd7 {[%emt 0:05:59]} 38. Bc3 {[%emt 0:01:44]} Nc6 {[%emt 0:00:42]} 39. Rb6 {[%emt 0:01:14]} Ra3 {[%emt 0:04:06]} 40. Bb2 {[%emt 0:00:00]} Ra4 {[%emt 0:00:00]} 41. Bc3 {[%emt 0:01:28]} Nd4+ {[%emt 0:00:53]} ({Wrong is} 41... Rd3 $2 42. Bb2 $19) 42. Bxd4 {[%emt 0:00:17]} Raxd4 {[%emt 0:00:03][%mdl 4096] Endgame KRR-KRN} 43. Ng4 {[%emt 0:00:56]} Rc7 {[%emt 0:00:39]} ({Don't blunder} 43... Rd3+ $2 44. Ke2 R3d5 45. Kf3 $19) 44. Rb3 {[%emt 0:00:59]} h5 {[%emt 0:01:05]} 45. Ne3 {[%emt 0:00:09]} Rd6 {[%emt 0:00:34]} 46. g4 {[%emt 0:01:31]} hxg4+ {[%emt 0:00:08]} 47. hxg4 {[%emt 0:00:05]} b6 {[%emt 0:00:10][%cal Bb7b6,Bb6b5][%mdl 32] Black is clearly winning.} 48. Kg3 {[%emt 0:00:21]} Rc5 {[%emt 0:00:54]} 49. f4 {[%emt 0:00:16]} (49. Ng2 $142 b5 50. Ne1) 49... b5 {[%emt 0:00:33] ...Rd4 would be deadly.} 50. Kf3 {[%emt 0:01:37]} Rd4 {[%emt 0:00:30] And now ...b4 would win.} 51. f5 {[%emt 0:00:08]} g5 {[%emt 0:00:17] Weighted Error Value: White=0.40/Black=0.08 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.8"]
[White "Karolczuk, Iwo"]
[Black "Krasniewski, Szymon"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2346"]
[BlackElo "1771"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,83,26,44,20,33,37,52,35,49,53,77,60,40,56,60,60,69,15,6,14,0,14,84,0,8,0,0,-22,11,0,0,-43,27,-45,0,-4,-10,-26,-26,-172,-173,-236,-227,-208,-146,-188,-145,-221,-102,-100,-96,-84,-91,-337,0,0,224,0,0,0,45,46,474,464,470,434,452,286,280,272,419,369,697,743,664,666]} 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:09]} 2. Nc3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:04]} 3. Bb5 {[%emt 0:00:07]} g6 {[%emt 0:00:45]} 4. Bxc6 {[%emt 0:00:07]} dxc6 {[%emt 0:00:35]} 5. d3 {[%emt 0:00:26]} Bg7 {[%emt 0:00:40][%cal Oc5c4]} 6. f4 {[%emt 0:00:58] B23: Closed Sicilian: Lines without g3.} Nf6 {[%emt 0:01:18][%cal Oc5c4]} 7. Nf3 {[%emt 0:01:00]} O-O {[%emt 0:00:31][%cal Oc5c4]} 8. Be3 {[%emt 0:05:45] White is slightly better.} b6 {[%emt 0:00:55]} 9. Qd2 {[%emt 0:00:25]} a5 {[%emt 0:07:15]} 10. a4 {[%emt 0:01:34]} Qc7 {[%emt 0:01:10]} 11. h3 {[%emt 0:02:20]} Ba6 {[%emt 0:06:34] [#]} 12. O-O $146 {[%emt 0:05:01]} ({Predecessor:} 12. g4 Rad8 13. Qf2 Rfe8 14. O-O Bc8 15. Qh4 h5 16. f5 Ba6 17. Ng5 hxg4 18. hxg4 c4 19. d4 b5 20. e5 Nd5 21. Nxd5 Rxd5 22. Qh7+ Kf8 23. Ne6+ {1-0 Neuman,P (2476)-Hlavac,R (2083) Marianske Lazne op 2011 (5)}) 12... c4 {[%emt 0:11:13]} 13. d4 {[%emt 0:02:27]} ({White should try} 13. dxc4 $14 Bxc4 14. Rfd1) 13... b5 $1 $11 {[%emt 0:02:43]} 14. axb5 {[%emt 0:09:59]} cxb5 {[%emt 0:00:32]} 15. e5 {[%emt 0:00:57]} Ne8 {[%emt 0:05:20]} (15... b4 $11 {keeps the balance.} 16. exf6 bxc3 17. Qxc3 exf6) 16. Ne4 {[%emt 0:04:22] White is more active.} (16. Rfd1 $16) 16... Bb7 {[%emt 0:02:15]} 17. Nc5 {[%emt 0:00:48][%cal Of4f5]} Bd5 {[%emt 0:00:56][%cal Oe8d6] Wards off f5} 18. Qe1 {[%emt 0:10:14]} e6 {[%emt 0:12:17]} 19. g4 {[%emt 0:11:14][%cal Of4f5]} Qc6 {[%emt 0:03:11]} 20. Qg3 {[%emt 0:00:25][%cal Of4f5]} Nc7 {[%emt 0:05:08]} (20... f5 $1 $15) 21. Nh4 {[%emt 0:10:33]} (21. f5 $11) 21... f5 {[%emt 0:09:21]} (21... Na6 {simplifies} 22. Rxa5 Nxc5 23. Rxa8 Rxa8 24. dxc5 b4) 22. exf6 $1 {[%emt 0:01:43]} Bxf6 {[%emt 0:02:31]} 23. f5 {[%emt 0:00:40]} gxf5 {[%emt 0:03:12]} 24. gxf5+ {[%emt 0:14:30]} (24. Kh2 $11 {and White has nothing to worry.}) 24... Kh8 $19 {[%emt 0:00:18] ...exf5 is the strong threat.} 25. Kh2 {[%emt 0:02:17]} (25. Rf4 $142 exf5 26. Nxf5) 25... exf5 {[%emt 0:09:35]} 26. Rg1 {[%emt 0:04:24]} (26. Nxf5 $2 {too greedy.} Rg8 27. Bf4 Rxg3 $19) 26... Rg8 {[%emt 0:03:32]} 27. Qf2 {[%emt 0:01:31]} Ne6 {[%emt 0:04:53]} 28. Nxf5 {[%emt 0:02:40]} (28. Nxe6 $17 Bxe6 29. Qf4) 28... Qc7+ {[%emt 0:01:07]} (28... Ng5 $1 $19 {[%cal Rg5f3] is more deadly. White must now prevent ...Nf3+.} 29. Nh4 Rae8) 29. Ng3 $17 {[%emt 0:02:38]} Raf8 {[%emt 0:00:45]} 30. Nxe6 {[%emt 0:01:06][%mdl 64] Remove Defender} Bxe6 {[%emt 0:00:03] A strong pair of Bishops.} 31. Raf1 $2 {[%emt 0:00:40]} (31. Bf4 $17 Qd7 32. c3 Bxh3 33. Nh5) 31... Rf7 $2 {[%emt 0:04:07]} (31... Be5 $1 $19 32. dxe5 (32. Qxf8 $2 {is the wrong capture.} Bxg3+ 33. Kh1 Rxf8 $19) 32... Rxf2+ 33. Rxf2 c3) 32. Bf4 $11 {[%emt 0:01:43]} Qd8 {[%emt 0:01:03] [#]} (32... Qd7 $1 $11 33. Nh5 Rxg1 34. Qxg1 Bxd4) 33. c3 $2 {[%emt 0:00:44]} (33. Nh5 $1 $18 Qxd4 34. Rxg8+ Kxg8 35. Qg3+ Bg7 36. Rg1) 33... Qd5 {[%emt 0:00:16]} 34. Qe2 {[%emt 0:01:00] Threatens to win with Nh5.} Rg6 {[%emt 0:02:12]} 35. Nh5 {[%emt 0:02:33] Strongly threatening Nxf6.} Be7 {[%emt 0:00:37][%mdl 8192] [#]} ({Better is} 35... Kg8 $1 $14) 36. Be5+ $1 $18 {[%emt 0:00:11]} Kg8 {[%emt 0:00:02]} 37. Nf4 {[%emt 0:00:40]} Rxf4 {[%emt 0:00:42]} 38. Rxg6+ {[%emt 0:00:19]} ({Not} 38. Bxf4 Qf5 39. Rg4 Qd5 $18) 38... hxg6 {[%emt 0:00:01]} 39. Rxf4 {[%emt 0:00:24]} Bg5 {[%emt 0:01:27]} (39... Bd7 {might work better.} 40. Rf1 a4) 40. Rf1 {[%emt 0:00:00] Rg1 would be deadly.} Bf5 $2 {[%emt 0:00:00] [#]} (40... Be7 41. h4 Bd7) 41. Rxf5 $1 {[%emt 0:05:37][%mdl 576] Deflection} gxf5 {[%emt 0:00:37]} 42. Qh5 {[%emt 0:00:09] Excellently played by Karolczuk!   Weighted Error Value: White=0.45/Black=0.74} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.9"]
[White "Zdybel, Przemyslaw"]
[Black "Jedraszek, Pawel"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2268"]
[BlackElo "1944"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,81,23,-3,12,14,0,-2,15,4,15,16,28,28,20,29,34,37,34,31,35,24,66,62,73,33,70,67,97,52,44,50,57,26,36,22,69,62,50,5,10,22,29,0,31,25,35,27,64,83,136,135,138,137,264,264,253,218,218,229,223,208,464,462,447,457,445,456,547,418,1062,1041,29988,29989]} 1. e4 {[%emt 0:00:13]} c5 {[%emt 0:00:06]} 2. Nc3 {[%emt 0:00:12]} a6 {[%emt 0:00:36]} 3. g3 {[%emt 0:00:09]} b5 {[%emt 0:00:38][%cal Bb7b5,Bb5b4][%mdl 32]} 4. Bg2 {[%emt 0:00:07]} Bb7 {[%emt 0:00:05]} 5. d3 {[%emt 0:00:10]} e6 {[%emt 0:01:18]} 6. Nh3 {[%emt 0:00:17]} b4 {[%emt 0:01:36] B23: Closed Sicilian: Lines without g3.} 7. Ne2 {[%emt 0:00:37]} d5 {[%emt 0:00:16]} 8. O-O {[%emt 0:00:10]} dxe4 {[%emt 0:03:34] The position is equal.} 9. dxe4 {[%emt 0:00:26]} Qxd1 {[%emt 0:00:25]} 10. Rxd1 {[%emt 0:00:07]} Nf6 {[%emt 0:01:26]} 11. e5 {[%emt 0:00:25][%csl LRb7,LRf6]} Bxg2 {[%emt 0:00:10]} 12. Kxg2 {[%emt 0:00:07]} Nfd7 {[%emt 0:00:16]} 13. f4 {[%emt 0:00:44]} Be7 {[%emt 0:03:08] [#]} 14. Nf2 $146 {[%emt 0:05:09]} ({Predecessor:} 14. Be3 Nc6 15. c4 O-O-O 16. Nf2 Kc7 17. b3 f6 18. exf6 Bxf6 19. f5 e5 20. Ne4 {0-1 Sievers,S (2360)-Landa,K (2632) BL2-Nord 0203 2002 (2.2)}) 14... Nc6 {[%emt 0:06:45]} 15. c4 {[%emt 0:21:01]} Kd8 {[%emt 0:13:22]} 16. Be3 {[%emt 0:04:10]} Kc7 {[%emt 0:01:10]} 17. Ne4 {[%emt 0:00:41]} Na5 {[%emt 0:02:09]} 18. b3 {[%emt 0:02:57]} h6 {[%emt 0:05:57]} 19. Nd6 {[%emt 0:20:22] White is much more active.} Bxd6 {[%emt 0:10:29]} 20. Rxd6 {[%emt 0:00:06]} Nb7 {[%emt 0:00:10]} 21. Rdd1 {[%emt 0:15:25]} Kc6 {[%emt 0:05:48]} 22. h3 {[%emt 0:04:30]} (22. Rd2 {looks sharper.} a5 23. Rad1 Rhd8 24. Nc1) 22... f6 {[%emt 0:09:23]} (22... a5 $11) 23. exf6 $14 {[%emt 0:01:46]} gxf6 {[%emt 0:00:02]} 24. Rd2 {[%emt 0:04:34]} h5 {[%emt 0:02:10]} (24... f5 {simplifies} 25. a3 a5 26. Rda2 bxa3 27. Rxa3 Nb6) 25. Rad1 {[%emt 0:01:36]} Rh7 {[%emt 0:00:35]} 26. f5 {[%emt 0:00:38]} exf5 {[%emt 0:05:12]} 27. Nf4 {[%emt 0:00:18][%cal Of4h5]} Ne5 {[%emt 0:03:47]} 28. Nd5 {[%emt 0:00:31]} Rf8 {[%emt 0:01:09]} 29. Bf4 $36 {[%emt 0:01:50][%mdl 2048] White is on the roll.} Ng6 {[%emt 0:02:21]} (29... a5 $142) 30. Re1 $16 {[%emt 0:02:04] [#] Threatens to win with Re6+.} Nxf4+ {[%emt 0:01:43]} 31. Nxf4 {[%emt 0:00:20] Black must now prevent Re6+.} Kb6 {[%emt 0:02:43]} (31... Rd8 $16 32. Nd5 Rg7) 32. Rd5 $18 {[%emt 0:01:52]} h4 {[%emt 0:02:33]} 33. gxh4 {[%emt 0:00:36]} Rg8+ {[%emt 0:02:05]} 34. Kf3 {[%emt 0:00:16]} Rxh4 {[%emt 0:01:17]} 35. Rxf5 {[%emt 0:02:33]} Nd8 $2 {[%emt 0:04:47]} (35... Rh7 36. Rxf6+ Ka7) 36. Rxf6+ {[%emt 0:00:44]} Nc6 {[%emt 0:00:07]} 37. Ree6 {[%emt 0:04:09]} Ka5 {[%emt 0:00:06]} 38. Kf2 {[%emt 0:03:06]} ({Don't take} 38. Rxc6 Rxf4+ 39. Rxf4 (39. Kxf4 Rg4+ 40. Kf5 Rf4+ 41. Kg6 Rxf6+ 42. Kxf6 $11) 39... Rg3+ 40. Ke4 Re3+ 41. Kd5 Re5+ 42. Kd6 Re6+ 43. Kxc5 Rxc6+ 44. Kd5 Rh6 $18) 38... Rg5 {[%emt 0:03:09]} 39. Rd6 {[%emt 0:03:02] [#] Strongly threatening Ne6.} Re5 {[%emt 0:03:46]} (39... Rg8 $142 40. Ng6 Rxg6 41. Rxg6 Rxh3) 40. Ng6 {[%emt 0:00:00][%cal Og6e5] Nxe5! would kill now.} (40. Rxc6 Rxf4+ 41. Rxf4 Re2+ 42. Kxe2 $11) 40... Rf5+ {[%emt 0:00:00]} 41. Rxf5 {[%emt 0:06:35] Weighted Error Value: White=0.15 (very precise) /Black=0.48} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.10"]
[White "Kacprzak, Karol"]
[Black "Karut, Kacper"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2221"]
[BlackElo "1904"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,111,10,27,-28,42,18,38,18,25,28,26,26,77,67,129,125,135,133,193,119,122,97,145,91,120,90,85,89,116,65,72,50,77,25,49,58,58,0,0,0,203,216,262,269,269,269,301,269,377,367,360,350,458,286,287,229,360,360,529,507,602,600,635,626,543,431,623,546,706,783,739,737,664,622,1018,931,1609,976,29976,29977,29977,29978,29978,29977,29979,29980,29980,29981,29980,29981,29981,29982,29982,29983,29983,29984,29984,29978]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:15]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:19]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:03]} 5. Nc3 {[%emt 0:00:16]} Nc6 {[%emt 0:00:05]} 6. f3 {[%emt 0:00:27]} e5 {[%emt 0:00:08]} 7. Nb3 {[%emt 0:00:10]} Be7 {[%emt 0:00:17]} 8. Be3 {[%emt 0:00:44]} O-O {[%emt 0:00:14] 8...Be6 gains popularity.} 9. Qe2 {[%emt 0:01:46] B56: Classical Sicilian: Unusual Lines.} (9. Qd2 $142) 9... Be6 {[%emt 0:04:57]} ({Black should play} 9... d5 $11 10. Nxd5 Nxd5 11. exd5 Qxd5) 10. O-O-O $14 {[%emt 0:00:32]} Qb8 {[%emt 0:07:46]} 11. g4 {[%emt 0:03:19][%cal Bg2g4,Bg4g5][%mdl 32] White is slightly better.} Rc8 {[%emt 0:08:50] [#]} 12. g5 $146 {[%emt 0:04:06]} (12. Kb1 {is interesting.} Nb4 13. g5 Nh5 14. a3) ({Predecessor:} 12. Kb1 a5 13. g5 Nd7 14. a3 a4 15. Nc1 Nd4 16. Bxd4 exd4 17. Nb5 Bxg5 18. Nxd4 {1-0 Brodsky,M (2561)-Kryakvin,D (2472) Voronezh op-A 2006 (5)}) 12... Nh5 {[%emt 0:09:23]} 13. Kb1 {[%emt 0:16:28]} b6 {[%emt 0:17:40]} (13... Nb4 $11) 14. Nd5 {[%emt 0:05:36]} Bxd5 {[%emt 0:05:25]} (14... Bf8 $14) 15. exd5 $16 {[%emt 0:02:10]} Na5 {[%emt 0:01:21]} 16. f4 {[%emt 0:09:03]} g6 {[%emt 0:05:05] [#]} (16... Nc4 $16 {is a better defense.}) 17. f5 {[%emt 0:04:28]} Nc4 {[%emt 0:06:13]} 18. Bc1 {[%emt 0:00:13]} b5 {[%emt 0:02:29]} (18... a5 $142) 19. f6 {[%emt 0:03:09]} (19. Bh3 $142) 19... Bf8 {[%emt 0:01:21]} 20. Bh3 {[%emt 0:07:35]} Rc7 {[%emt 0:01:21]} 21. Bg4 {[%emt 0:04:19]} Nf4 {[%emt 0:00:16]} 22. Qf1 {[%emt 0:00:52]} (22. Bxf4 $16 exf4 23. Rd4) 22... Qb6 {[%emt 0:08:34]} 23. Qg1 {[%emt 0:06:32]} (23. Bxf4 $5 exf4 24. Qxf4 $16) 23... Qb7 {[%emt 0:01:16]} 24. Qf2 {[%emt 0:05:47]} (24. Qg3 $16) 24... a5 {[%emt 0:02:28]} 25. Bxf4 {[%emt 0:12:59]} a4 {[%emt 0:00:43]} 26. Bc1 {[%emt 0:01:45]} (26. Nd4 $1 $14) 26... axb3 $11 {[%emt 0:00:28]} 27. cxb3 {[%emt 0:00:32]} Qa6 $2 {[%emt 0:01:53] White leaves nothing to chance now.} 28. a3 $18 {[%emt 0:00:15] Active counter play!} (28. bxc4 $2 {is the wrong capture.} Qxa2+ 29. Kc2 Qxc4+ 30. Kd2 Qe4 $19) 28... Na5 {[%emt 0:01:08]} 29. Qe3 {[%emt 0:01:12] Prevents b4.} b4 {[%emt 0:04:37] Hoping for ...bxa3.} 30. a4 {[%emt 0:00:33]} (30. axb4 {gets mated.} Nxb3) 30... Nb7 {[%emt 0:01:14] Black is weak on the light squares} 31. Qe2 {[%emt 0:04:02]} Qa5 {[%emt 0:02:01]} (31... Nc5 {might work better.}) 32. Be3 {[%emt 0:00:25]} Nc5 {[%emt 0:01:26]} 33. Bxc5 {[%emt 0:00:22]} Rxc5 {[%emt 0:03:32]} 34. Rc1 {[%emt 0:02:48]} Ra7 {[%emt 0:01:45]} 35. Bf3 {[%emt 0:01:44]} Qc7 {[%emt 0:01:32]} (35... Qa6 {was called for.} 36. Qxa6 Rxa6) 36. Be4 {[%emt 0:00:49]} Qb6 {[%emt 0:01:51]} (36... h5 $142 37. Qd3 Kh7) 37. h4 {[%emt 0:01:48]} h5 {[%emt 0:00:39]} 38. Qd3 {[%emt 0:00:49][%cal Oe4g6]} Kh7 {[%emt 0:00:39]} 39. Rhd1 {[%emt 0:00:59]} Rac7 {[%emt 0:00:35]} 40. Qd2 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} (40... Qa6 $142 41. Rxc5 dxc5) 41. Qe2 {[%emt 0:02:26]} Kg8 {[%emt 0:01:11]} 42. Rxc5 {[%emt 0:08:43]} dxc5 {[%emt 0:04:15] [#]} 43. d6 $1 {[%emt 0:00:46][%mdl 512]} Rxd6 {[%emt 0:08:51]} 44. Rxd6 Qxd6 {[%emt 0:00:07][%mdl 4096] Endgame KQB-KQB} 45. Qc4 {[%emt 0:03:08]} Qd4 {[%emt 0:02:10]} 46. a5 {[%emt 0:00:45][%cal Ba4a5,Ba5a6][%mdl 32] Threatens to win with a6.} ({Inferior is} 46. Bxg6 Qxc4 47. bxc4 fxg6 $11) 46... Qxc4 {[%emt 0:03:57]} 47. bxc4 {[%emt 0:00:05] KB-KB. White mates.} Bd6 {[%emt 0:00:03]} 48. a6 {[%emt 0:00:05]} Bb8 {[%emt 0:00:05]} 49. Kc2 {[%emt 0:00:16]} Kf8 {[%emt 0:00:08]} 50. Kb3 {[%emt 0:00:07]} Ke8 {[%emt 0:00:12]} 51. Ka4 {[%emt 0:01:14]} Kd7 {[%emt 0:00:54]} 52. Kb5 {[%emt 0:00:08]} Ba7 {[%emt 0:01:22]} 53. Bd5 {[%emt 0:00:04]} Kd6 {[%emt 0:00:36]} 54. Bxf7 {[%emt 0:00:31]} e4 {[%emt 0:00:04]} 55. Bxg6 {[%emt 0:00:09]} e3 {[%emt 0:00:03]} 56. Bxh5 {[%emt 0:00:06] Weighted Error Value: White=0.23 (precise) /Black=0.48} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.11"]
[White "Malik, Maciej"]
[Black "Taranowicz, Michal"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2163"]
[BlackElo "1900"]
[Annotator "TA"]
[PlyCount "142"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,142,24,29,25,24,30,1,0,0,0,0,33,12,7,0,0,18,1,-32,0,-6,0,-4,0,0,0,-10,-22,-22,-12,-16,0,0,0,0,0,-44,-43,-70,-69,-69,-67,-97,-30,-89,-90,-309,-90,-95,-76,-335,-164,-930,-217,-223,-212,-200,-61,-61,-61,-61,-60,-61,-60,-61,-57,-42,-33,-66,-66,-68,-68,-68,-45,-68,-68,-68,-68,-68,-68,-93,-41,-41,-41,-42,0,0,0,0,0,-48,-41,-163,-61,-61,-61,-205,-205,-485,-479,-474,-458,-430,-417,-566,-538,-996,-885,-1736,-605,-605,-483,-12842,-12843,-12843,-12843,-12844,-12844,-12845,-12845,-12847,-12847,-12847,-12847,-12850,-12849,-27999,-27999]} 1. e4 {[%emt 0:00:30]} e6 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:17]} d5 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:05]} 4. e5 {[%emt 0:00:51]} Nfd7 {[%emt 0:00:05]} 5. Ne2 {[%emt 0:01:35]} c5 {[%emt 0:00:24]} 6. c3 {[%emt 0:01:11]} Nc6 {[%emt 0:16:30]} 7. d4 {[%emt 0:00:18]} Qb6 {[%emt 0:00:02]} 8. a3 {[%emt 0:12:28]} cxd4 {[%emt 0:03:16]} 9. cxd4 {[%emt 0:00:12]} f6 {[%emt 0:00:44] C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 10. exf6 {[%emt 0:18:54]} Nxf6 {[%emt 0:00:05]} 11. Nf4 {[%emt 0:04:01]} Bd6 {[%emt 0:00:33] The position is equal.} 12. Bd3 {[%emt 0:02:30]} O-O {[%emt 0:00:36]} (12... Nxd4 13. Nxd4 e5 14. Nxd5 Qa5+ 15. Nc3 exd4 16. Bb5+ Bd7 17. Bxd7+ (17. Qxd4 Bxb5 18. Qxd6 Bc4 $14) 17... Nxd7 18. Qxd4 $16) 13. O-O {[%emt 0:01:12] [#]} Qc7 $146 {[%emt 0:04:43]} ({Predecessor:} 13... Bd7 14. Ne2 Qc7 15. Nc3 a6 16. Bg5 Kh8 17. Rc1 Be8 18. Bh4 Bh5 19. Bg3 Bxg3 20. hxg3 {0-1 Luz,E (2106)-Santiago,Y (2402) Barreirinhas Athenas op 2015 (6)}) 14. Ne2 {[%emt 0:04:41]} e5 {[%emt 0:03:00]} 15. dxe5 {[%emt 0:02:04]} Nxe5 {[%emt 0:00:06]} 16. Nxe5 {[%emt 0:00:33]} Bxe5 {[%emt 0:00:03]} 17. Ng3 {[%emt 0:00:32]} Bd7 {[%emt 0:01:01]} 18. Qb3 {[%emt 0:02:20]} Bc6 {[%emt 0:01:13]} 19. Bg5 {[%emt 0:03:55]} (19. Be3 {keeps more tension.} Ng4 20. Bc5 Rf7 21. Be2) 19... Kh8 {[%emt 0:00:52]} 20. Qb4 {[%emt 0:03:21]} Ne4 {[%emt 0:03:33]} 21. Bxe4 {[%emt 0:08:08] Bd3 is the strong threat.} dxe4 {[%emt 0:01:25]} 22. Rad1 {[%emt 0:01:14]} Rae8 {[%emt 0:02:04]} (22... a5 $5 {[%cal Ra5b4]} 23. Qb3 a4 $11) 23. Be3 {[%emt 0:01:51]} a5 {[%emt 0:01:11]} 24. Qb3 {[%emt 0:00:40]} a4 {[%emt 0:05:38]} 25. Qb4 {[%emt 0:03:02]} Rf6 {[%emt 0:10:43]} 26. Rd2 {[%emt 0:04:05] [#]} h5 $1 {[%emt 0:01:00]} 27. Rfd1 {[%emt 0:05:10]} (27. Rc1 Rg6) 27... h4 {[%emt 0:01:47]} 28. Nf1 {[%emt 0:00:01] [#]} h3 $1 {[%emt 0:17:05][%mdl 64] Deflection} 29. gxh3 {[%emt 0:10:37]} (29. g3 Qf7) 29... Rf3 {[%emt 0:02:08]} (29... Qc8 $17) 30. Bb6 {[%emt 0:04:04] [#]} (30. Ng3 $11 {remains equal.}) 30... Qf7 $1 $17 {[%emt 0:00:53] Black has more active pieces.} 31. Rd8 $2 {[%emt 0:00:19] [#]} (31. Ng3 $2 Rb3 32. Qc5 e3 33. fxe3 Bxg3 34. hxg3 Qf3 $19) (31. Be3 $17 {only move.}) 31... Rxd8 $2 {[%emt 0:02:21]} (31... Rxh3 32. Rxe8+ Bxe8 33. Qxe4 $11) (31... Rb3 $1 $19 {[%cal Rb3b4] has better winning chances.} 32. Rxe8+ Qxe8) 32. Rxd8+ {[%emt 0:00:12] White is weak on the light squares} Kh7 {[%emt 0:00:04]} 33. Qd2 $2 {[%emt 0:01:45][%mdl 8192]} (33. Ng3 $2 Rb3 34. Qc5 Rb5 $19) (33. Be3 $17) 33... Rxh3 {[%emt 0:02:42]} (33... Rb3 $142 34. Be3 Bxb2) 34. Qg5 {[%emt 0:01:02]} (34. Ng3) 34... Rh5 $2 {[%emt 0:03:25]} (34... e3 35. Nxe3 Rxh2) 35. Qg4 $19 {[%emt 0:00:13]} Bf6 {[%emt 0:00:05] This pair of bishops is nice.} (35... Bxb2 36. Ng3 Rh6 37. Be3 $15) 36. Rf8 {[%emt 0:00:09] Dodges Rg5} Qg6 {[%emt 0:00:06]} (36... Qxf8 37. Qxh5+ Kg8 38. Qe2 $17) (36... Qd5 $19 {( -> ...Rg5)} 37. Ng3 Rh4 38. Qf5+ Qxf5 39. Nxf5 Rg4+ 40. Ng3 Bxb2) 37. Rh8+ $1 $15 {[%emt 0:00:41][%mdl 64] Deflection} Kxh8 {[%emt 0:00:04]} 38. Qxg6 {[%emt 0:00:06]} Rg5+ {[%emt 0:00:07]} 39. Qxg5 $1 {[%emt 0:00:05]} Bxg5 {[%emt 0:00:04][%mdl 4096] Endgame KBB-KBN} 40. Bd4 {[%emt 0:00:00]} Kg8 {[%emt 0:00:00]} 41. Ne3 {[%emt 0:01:51]} Bf4 {[%emt 0:05:41]} 42. Bc3 {[%emt 0:15:01]} Kf7 {[%emt 0:01:22]} 43. Bd4 {[%emt 0:03:40]} g5 {[%emt 0:00:46]} 44. Ng2 {[%emt 0:01:22]} Bd6 {[%emt 0:02:55]} 45. Ne3 {[%emt 0:03:11]} Ke6 {[%emt 0:00:48]} 46. Bc3 {[%emt 0:00:45]} Bb5 {[%emt 0:01:30]} 47. Bd4 {[%emt 0:01:12]} Be2 {[%emt 0:00:51]} 48. Bc3 {[%emt 0:00:31]} Kf7 {[%emt 0:02:25]} (48... g4 $17) 49. Nf5 {[%emt 0:01:18]} Bf4 {[%emt 0:00:55]} 50. h4 {[%emt 0:04:59]} g4 {[%emt 0:05:54]} 51. h5 {[%emt 0:00:44]} Bc4 {[%emt 0:03:54]} 52. Kg2 {[%emt 0:04:08]} Kg8 {[%emt 0:00:49]} 53. h6 {[%emt 0:02:29]} (53. Ne7+ $11 Kh7 54. Ng6) 53... Kh7 {[%emt 0:00:39]} 54. Ng3 {[%emt 0:00:40]} (54. Ne3 $15 Be6 55. Bd2) 54... Bd5 {[%emt 0:01:16]} ({Better is} 54... Kxh6 $19 {White must now prevent ...Kg6.} 55. Nf5+ Kh7) 55. Nh5 $1 {[%emt 0:00:07]} e3+ {[%emt 0:01:51]} (55... Bxh6 $2 56. Nf6+ Kg6 57. Nxd5 $18) 56. Kg1 {[%emt 0:00:23] White is now going downhill.} (56. Kf1 $1 $15 Bg5 57. Nf6+ Bxf6 58. Bxf6) 56... Bg5 $19 {[%emt 0:00:42] Threatens to win with ...e2.} ({Resist} 56... Bxh6 57. Nf6+ Kg6 58. Nxd5 $18) ({Not} 56... exf2+ 57. Kxf2 Bg5 58. Nf6+ Bxf6 59. Bxf6 $15) 57. fxe3 {[%emt 0:01:10]} (57. Nf6+ Bxf6 58. Bxf6) 57... Bxe3+ {[%emt 0:00:11]} ({Don't play} 57... Bxh6 58. Nf6+ Kg6 59. Nxd5 $18) 58. Kf1 {[%emt 0:00:29] Strongly threatening Nf6+.} Kxh6 {[%emt 0:00:22]} (58... Bxh6 $2 59. Nf6+ Kg6 60. Nxd5 $18) 59. Ng3 {[%emt 0:00:15] aiming for Nf5+.} Kg5 {[%emt 0:00:31] Inhibits Nf5. And now ...Kf4 would win.} 60. Ke2 {[%emt 0:00:42]} Bf4 {[%emt 0:00:49]} 61. Kf2 {[%emt 0:00:01]} Kh4 {[%emt 0:01:05]} 62. Nf1 {[%emt 0:00:32]} Kh3 {[%emt 0:02:02]} (62... g3+ $142 63. Nxg3 Bxg3+ 64. Ke3 b5) 63. Bd4 {[%emt 0:00:20]} Bc4 {[%emt 0:00:32] Hoping for ...Bxf1.} 64. Kg1 {[%emt 0:01:12]} (64. Ne3 $142 Bg3+ 65. Kg1 Bh2+ 66. Kf2 g3+ 67. Kf3) 64... Bxf1 {[%emt 0:08:11]} 65. Kxf1 {[%emt 0:00:02] KB-KB} g3 {[%emt 0:00:08][%cal Bg4g3,Bg3g2][%mdl 32]} 66. Ke2 {[%emt 0:00:54]} g2 {[%emt 0:00:07]} 67. Kd3 {[%emt 0:00:16] [#]} Be5 $1 {[%emt 0:00:07][%mdl 576] Deflection, Promotion} 68. Bg1 {[%emt 0:00:22]} (68. Bxe5 g1=Q) 68... Bxb2 {[%emt 0:00:46]} 69. Kc4 {[%emt 0:00:01]} Bxa3 {[%emt 0:00:09]} 70. Kb5 {[%emt 0:00:04]} Bd6 {[%emt 0:00:06]} 71. Kxa4 {[%emt 0:00:05]} Bh2 {[%emt 0:00:06] An entertaining game by Taranowicz.   Weighted Error Value: White=0.45/Black=0.33} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.12"]
[White "Wojdak, Jan"]
[Black "Madajczak, Piotr"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2097"]
[BlackElo "1897"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,116,28,29,29,33,24,16,19,14,0,4,-22,-13,-25,0,-19,-19,-14,-24,-25,-24,-64,-66,-62,41,44,55,53,91,84,80,68,94,0,0,0,8,0,14,-110,-73,-118,-42,-91,-108,-141,-140,-131,-114,-120,-82,-77,-82,-82,-82,-82,-82,-148,-148,-157,-132,-134,-110,-106,-98,-109,-93,-112,-87,-77,-72,-72,-53,-53,-53,-54,0,-24,0,-52,-53,-66,-56,-84,-81,-74,-62,-91,-50,-52,-10,-10,0,0,0,-31,-31,-45,0]} 1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:08]} 2. d4 {[%emt 0:00:09]} d5 {[%emt 0:00:07]} 3. exd5 {[%emt 0:00:19]} cxd5 {[%emt 0:00:08]} 4. Bd3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:16]} 5. c3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:07]} 6. Bf4 {[%emt 0:00:11]} Bg4 {[%emt 0:00:47]} 7. Qb3 {[%emt 0:00:10]} Qd7 {[%emt 0:00:11]} 8. Nd2 {[%emt 0:00:17]} e6 {[%emt 0:00:51]} 9. Ngf3 {[%emt 0:00:07]} Bd6 $1 {[%emt 0:00:46][%mdl 4] outshines the older 9...Bxf3.} 10. Bxd6 {[%emt 0:00:13]} Qxd6 {[%emt 0:00:06]} 11. O-O {[%emt 0:00:06] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} O-O {[%emt 0:00:11]} 12. Rae1 {[%emt 0:00:12]} Ne7 {[%emt 0:07:01]} 13. Ne5 {[%emt 0:05:30] The position is equal.} ({Much weaker is} 13. Qxb7 Rfb8 14. Qa6 Qxa6 15. Bxa6 Rxb2 $17) 13... Bf5 {[%emt 0:00:23]} 14. Re3 {[%emt 0:22:17]} (14. Qxb7 $2 {too greedy.} Bxd3 15. Nxd3 Rfb8 $19) 14... Rab8 {[%emt 0:10:40] [#]} 15. Rfe1 $146 {[%emt 0:01:01] [#]} ({Predecessor:} 15. Qd1 b5 16. Nb3 b4 17. Nc5 bxc3 18. bxc3 Bxd3 19. Qxd3 Nc6 20. f4 Rb2 21. Qa6 {0-1 Kobalia,M (2596)-Svane,R (2637) Titled Tuesday intern op 22nd Feb Early blitz 2022 (5)}) 15... b5 $1 {[%emt 0:05:09]} 16. a3 {[%emt 0:03:42]} (16. Bxb5 $2 {is the wrong capture.} a6 17. a4 axb5 18. axb5 Rb7 $19) (16. Rc1 Nd7) 16... a5 {[%emt 0:35:04]} 17. Bxf5 {[%emt 0:00:14]} Nxf5 {[%emt 0:00:17]} 18. Rh3 {[%emt 0:00:13]} b4 {[%emt 0:01:54]} 19. axb4 {[%emt 0:00:25]} axb4 {[%emt 0:00:05]} 20. Qc2 {[%emt 0:06:30]} bxc3 {[%emt 0:04:26]} 21. bxc3 {[%emt 0:00:15]} g6 {[%emt 0:07:14]} (21... Rfc8 $15 22. Qd1 Ne7) 22. g4 $14 {[%emt 0:01:39]} Ng7 {[%emt 0:00:01]} 23. Qc1 {[%emt 0:03:43]} h5 {[%emt 0:02:20]} 24. gxh5 {[%emt 0:04:15]} Ngxh5 {[%emt 0:04:23] [#]} 25. Ndf3 $1 {[%emt 0:05:55]} Kg7 {[%emt 0:03:02] Repels Qh6+} 26. Nh4 {[%emt 0:07:03]} (26. Kh1 $16) 26... Rh8 {[%emt 0:02:08][%cal Bf8h8,Bh8h6,Bh6h7][%mdl 32]} 27. Rf3 {[%emt 0:08:30] Strongly threatening Qg5.} Rb7 {[%emt 0:01:43]} 28. Qg5 {[%emt 0:04:55][%cal Rh4g6] Nhxg6! is the strong threat.} Rh6 {[%emt 0:03:15]} 29. Qd2 {[%emt 0:04:45]} (29. h3 $11) 29... Qd8 {[%emt 0:05:39]} 30. Qg5 {[%emt 0:00:11] Black must now prevent Ng4.} Qb8 {[%emt 0:02:39]} (30... Qg8 $17 31. Rfe3 Ne4 32. Rxe4 dxe4) 31. Qe3 {[%emt 0:03:59]} (31. Nxf7 $1 $15 {is superior.} Rxf7 32. Rxe6 Qb1+ 33. Kg2) 31... Rh7 $17 {[%emt 0:01:59]} 32. Rh3 {[%emt 0:03:16]} Rb1 {[%emt 0:00:57]} 33. Nhf3 {[%emt 0:00:59]} Rxe1+ {[%emt 0:01:22]} 34. Qxe1 {[%emt 0:02:44]} Nf4 {[%emt 0:01:34]} 35. Rxh7+ {[%emt 0:00:13]} Nxh7 {[%emt 0:00:02]} 36. Nd7 {[%emt 0:05:38]} Qc7 {[%emt 0:00:02]} 37. Nc5 {[%emt 0:00:28]} Nf6 {[%emt 0:01:15]} 38. Ne5 {[%emt 0:01:34] [#] Wards off Ng4} ({White should try} 38. Qe5 Qxe5 39. dxe5) 38... Qa5 $1 {[%emt 0:00:37]} 39. Kh1 {[%emt 0:01:27]} Qa2 {[%emt 0:00:27]} 40. Ncd3 {[%emt 0:00:00]} Nxd3 {[%emt 0:00:00]} 41. Nxd3 {[%emt 0:02:30][%mdl 4096] Endgame KQN-KQN} Qc2 {[%emt 0:01:09]} 42. Nc5 {[%emt 0:02:12]} Qf5 {[%emt 0:05:05]} 43. Qe2 {[%emt 0:01:57]} Qh3 {[%emt 0:07:36]} 44. f3 {[%emt 0:01:12]} Nh5 {[%emt 0:00:50] ( -> ...Ng3+)} 45. Kg1 {[%emt 0:00:27]} Kg8 {[%emt 0:01:40] ...Nf4 would be deadly.} 46. Nd3 {[%emt 0:00:15] Against Nf4} Qh4 {[%emt 0:00:28]} 47. Qe5 {[%emt 0:03:10] Dodges Nf4} Qh3 {[%emt 0:00:54]} (47... Qd8 $15) 48. Kf2 {[%emt 0:01:37]} Qh4+ {[%emt 0:01:43]} 49. Kg1 {[%emt 0:00:11]} Qd8 {[%emt 0:01:32]} 50. Qe1 {[%emt 0:04:16]} Qg5+ {[%emt 0:00:21]} 51. Kh1 {[%emt 0:00:12]} Ng7 {[%emt 0:01:51]} 52. Qc1 {[%emt 0:06:38]} Qf5 {[%emt 0:05:18]} 53. Qe3 {[%emt 0:00:07]} Qh3 {[%emt 0:00:13] And now ...Qf1+ would win.} 54. Kg1 {[%emt 0:01:22] Prevents Qf1+.} Nf5 {[%emt 0:00:17]} 55. Qf4 {[%emt 0:00:27]} Nh4 {[%emt 0:02:58][%csl Gh4][%cal Rh3g2]} 56. Ne1 {[%emt 0:00:05] Inhibits Qg2+.} Nf5 {[%emt 0:00:42]} 57. Qb8+ {[%emt 0:00:50]} Kg7 {[%emt 0:01:01]} 58. Qe5+ {[%emt 0:00:06]} Kg8 {[%emt 0:00:19] Black had all chances to win.   Weighted Error Value: White=0.16 (very precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.13"]
[White "Kozlowski, Franciszek"]
[Black "Budzisz, Adrian"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1829"]
[BlackElo "2069"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,96,43,37,30,32,8,46,32,39,28,41,33,65,24,30,27,44,45,62,24,47,0,0,0,-12,-12,-9,-12,-12,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,94,21,21,0,0,-110,-110,-110,-111,-112,-112,-113,-113,-420,-420,-519,-535,-608,-612,-558,-541,-1141,-636,-29963,-29958,-29987,-29988,-29993,-29994]} 1. d4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:13]} 2. Nf3 {[%emt 0:00:13]} e6 {[%emt 0:00:08]} 3. c4 {[%emt 0:01:21]} d5 {[%emt 0:00:08]} 4. e3 {[%emt 0:00:33]} c6 {[%emt 0:01:37]} 5. Nc3 {[%emt 0:00:43]} Nbd7 {[%emt 0:00:42]} 6. Qc2 {[%emt 0:00:29]} Bd6 {[%emt 0:00:50]} 7. Be2 {[%emt 0:01:17]} O-O {[%emt 0:00:16]} 8. O-O {[%emt 0:00:14]} a6 {[%emt 0:01:33]} 9. b3 {[%emt 0:01:28]} Qe7 {[%emt 0:00:38]} 10. Bb2 {[%emt 0:02:05]} e5 {[%emt 0:04:16]} 11. dxe5 {[%emt 0:01:04]} Nxe5 {[%emt 0:00:08]} 12. cxd5 {[%emt 0:00:24]} cxd5 {[%emt 0:01:38]} 13. Rfd1 {[%emt 0:00:30] D45: Semi-Slav: 5 e3.} Be6 {[%emt 0:09:30]} 14. Nd4 {[%emt 0:09:56]} Ba3 {[%emt 0:08:39]} 15. Bxa3 {[%emt 0:03:53] White is slightly better.} (15. Nxd5 {is interesting.} Nxd5 16. Nxe6 Rfc8 17. Bxa3 Rxc2 18. Bxe7 fxe6 19. Bd6) 15... Qxa3 {[%emt 0:00:05]} 16. Qc1 {[%emt 0:00:07] [#]} Qa5 $146 {[%emt 0:04:09]} ({Predecessor:} 16... Qxc1 17. Raxc1 Rac8 18. Na4 Rxc1 19. Rxc1 Rc8 20. Rxc8+ Bxc8 21. f3 h5 22. Kf2 Kf8 {1-0 Wojtaszek,R (2536)-Sulashvili,M (2326) Wch U18 Heraklion 2004 (11)}) 17. Qb2 {[%emt 0:00:37] Nxe6 would be deadly.} Rfe8 {[%emt 0:09:26]} 18. Nb1 {[%emt 0:07:27]} Rac8 {[%emt 0:07:58]} 19. Nd2 {[%emt 0:00:59]} Ne4 {[%emt 0:06:50]} 20. Nxe4 {[%emt 0:00:57]} dxe4 {[%emt 0:00:05]} 21. Rac1 {[%emt 0:07:57]} Bg4 {[%emt 0:06:06]} (21... Rxc1 {simplifies} 22. Rxc1 g6 23. h3 Bd5) 22. Bxg4 {[%emt 0:03:07]} (22. b4 $14 Qb6 23. Bxg4 Rxc1 24. Rxc1 Nxg4 25. Nf5) 22... Nxg4 $11 {[%emt 0:01:29]} 23. b4 {[%emt 0:00:57]} Qe5 {[%emt 0:00:33]} 24. g3 $1 {[%emt 0:01:22]} Qh5 {[%emt 0:00:30]} 25. h4 {[%emt 0:00:28]} Ne5 {[%emt 0:00:55] And now ...Nd3 would win.} 26. Qe2 {[%emt 0:02:00] Dodges Nd3} Qg6 {[%emt 0:02:45]} 27. Rxc8 $40 {[%emt 0:06:09][%mdl 128] White mounts an attack.} Rxc8 {[%emt 0:00:34]} 28. Rd2 {[%emt 0:01:45]} Qd6 {[%emt 0:12:08]} 29. Rc2 {[%emt 0:01:07]} Rd8 {[%emt 0:00:14]} 30. a3 {[%emt 0:00:57]} h6 {[%emt 0:00:56]} 31. Kg2 {[%emt 0:02:04]} g6 {[%emt 0:02:30]} 32. h5 {[%emt 0:04:21]} Kg7 {[%emt 0:00:41]} 33. hxg6 {[%emt 0:00:24]} fxg6 {[%emt 0:01:05]} 34. Rc7+ {[%emt 0:00:17][%mdl 64] Double Attack} (34. Rc5 {feels hotter.} Nd3 35. Qg4 Qf6 36. Rc7+) 34... Kh8 {[%emt 0:00:22] [#]} (34... Rd7 $1 $11 35. Rxd7+ Qxd7) 35. Rxb7 {[%emt 0:00:59]} (35. Qc2 $1 $16) 35... Rf8 $1 {[%emt 0:01:18]} 36. Qb2 {[%emt 0:05:31][%cal Od4c6] aiming for Nc6!} (36. Qc2 $5 {[%cal Rc2e4]} Nd3 37. Qc3 $11) 36... Qf6 {[%emt 0:01:51] Against Nc6} 37. Nc6 {[%emt 0:05:55]} Nxc6 $17 {[%emt 0:01:50]} 38. Qxf6+ {[%emt 0:00:08]} Rxf6 {[%emt 0:00:06][%mdl 4096] Endgame KRN-KR} 39. Rb6 {[%emt 0:00:04]} Kg7 {[%emt 0:00:25] Hoping for ...Ne5.} 40. Rxa6 {[%emt 0:00:00]} Ne5 {[%emt 0:00:00]} 41. Ra7+ {[%emt 0:06:50][%mdl 8192] [#] White does not recover from this.} (41. b5 $17 {was the crucial defense.}) 41... Rf7 $1 $19 {[%emt 0:00:14][%cal Bf6f7,Bf7f2,Bf2b2][%mdl 32]} 42. Ra8 {[%emt 0:02:34]} Nd3 {[%emt 0:01:32]} 43. b5 {[%emt 0:01:53]} Rxf2+ {[%emt 0:00:06]} ({Stronger than} 43... Nxf2 44. b6 Ng4 45. Ra7 $11) 44. Kg1 {[%emt 0:00:53]} Rb2 {[%emt 0:00:13][%cal Og7f6] Threatens to win with ...Kf6!} 45. a4 {[%emt 0:00:26]} Kf6 {[%emt 0:00:13] ( -> ...Kf5)} 46. Rb8 {[%emt 0:02:06]} Kf5 {[%emt 0:01:35] Black mates.} 47. a5 {[%emt 0:02:03]} Kg4 {[%emt 0:00:07]} 48. b6 {[%emt 0:00:45]} Kxg3 {[%emt 0:00:12] Weighted Error Value: White=0.58/Black=0.08 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.14"]
[White "Kotowicz, Kamil"]
[Black "Stachecki, Mikolaj"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1828"]
[BlackElo "2015"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,100,4,10,2,28,11,15,3,20,5,22,7,16,22,22,0,42,0,40,40,34,16,10,5,6,0,0,0,26,23,29,0,0,0,2,12,30,20,27,24,72,47,50,69,87,77,110,111,111,100,116,126,147,96,202,185,251,240,258,197,414,409,466,385,502,465,455,287,428,214,214,214,214,214,214,206,214,198,211,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:12]} d5 {[%emt 0:00:26]} 2. c4 {[%emt 0:00:03]} e6 {[%emt 0:00:21]} 3. cxd5 {[%emt 0:00:04]} exd5 {[%emt 0:00:50]} 4. Bf4 {[%emt 0:00:06]} Bd6 {[%emt 0:00:56]} 5. Bxd6 {[%emt 0:01:20]} Qxd6 {[%emt 0:00:07]} 6. e3 {[%emt 0:00:47]} Bf5 {[%emt 0:09:22]} 7. Nc3 {[%emt 0:02:46]} c6 {[%emt 0:00:36]} 8. Bd3 {[%emt 0:03:17] D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Bg6 {[%emt 0:11:36]} 9. Nge2 {[%emt 0:03:54]} Nf6 {[%emt 0:01:12]} 10. Nf4 {[%emt 0:01:19]} O-O {[%emt 0:02:05]} 11. O-O {[%emt 0:02:47]} Nbd7 {[%emt 0:03:04] [#]} 12. Rb1 $146 {[%emt 0:01:50]} ({Predecessor:} 12. Re1 Rfe8 13. Bxg6 hxg6 14. a3 a5 15. Qc2 b5 16. Rec1 a4 17. h3 g5 18. Nfe2 {0-1 Kelmendi,A (2112)-Asllani,M (2172) KOS Cup Pristina 2020 (3.2)}) 12... Rfe8 {[%emt 0:11:24]} 13. Nxg6 {[%emt 0:03:15]} hxg6 {[%emt 0:00:11]} 14. b4 {[%emt 0:01:41]} Rad8 {[%emt 0:07:58]} 15. Re1 {[%emt 0:05:32]} Ne4 {[%emt 0:01:12]} 16. Bxe4 {[%emt 0:01:45]} dxe4 {[%emt 0:00:12]} 17. Qe2 {[%emt 0:04:20]} Nf6 {[%emt 0:02:21]} 18. Rec1 {[%emt 0:00:31]} Rc8 {[%emt 0:02:57]} 19. a3 {[%emt 0:02:26]} g5 {[%emt 0:05:28]} 20. Na4 {[%emt 0:01:35][%cal Bc3a4,Ba4b2,Bb2c4][%mdl 32]} b6 {[%emt 0:00:27]} 21. Nb2 {[%emt 0:01:32]} Red8 {[%emt 0:04:59]} 22. Rd1 {[%emt 0:03:25]} Qe7 {[%emt 0:02:50]} 23. Rbc1 {[%emt 0:07:01]} g6 {[%emt 0:04:58]} 24. Rc2 {[%emt 0:03:32]} Rc7 {[%emt 0:01:55]} 25. Rdc1 {[%emt 0:01:02]} Rdc8 {[%emt 0:00:09]} 26. Nc4 {[%emt 0:04:35]} c5 {[%emt 0:08:27]} (26... Kg7 $11 {should be considered.}) 27. dxc5 $16 {[%emt 0:00:55]} bxc5 {[%emt 0:00:06]} 28. b5 {[%emt 0:00:07]} Nd7 {[%emt 0:01:26]} 29. Rd1 {[%emt 0:02:16]} Ne5 {[%emt 0:00:40]} 30. Nxe5 {[%emt 0:00:45]} Qxe5 {[%emt 0:00:29]} 31. Qc4 {[%emt 0:01:59]} Qe7 {[%emt 0:05:08]} 32. Rcd2 {[%emt 0:01:11] Prevents Rd8.} Kg7 {[%emt 0:01:32]} 33. g3 {[%emt 0:00:55]} (33. Rd6 $142) 33... Rh8 {[%emt 0:01:15]} (33... Qe6 $16 34. Rd5 g4) 34. a4 $18 {[%emt 0:02:05]} Qf6 {[%emt 0:01:50]} (34... Rb8 {might work better.} 35. Kg2 Rb6) 35. Qxe4 {[%emt 0:01:56]} Re7 {[%emt 0:01:45]} 36. Qd5 {[%emt 0:08:09]} g4 $2 {[%emt 0:04:31]} (36... Rc8 37. Rc1 Rec7) 37. Qxc5 {[%emt 0:03:25]} Re5 {[%emt 0:00:40]} 38. Qd4 {[%emt 0:01:11]} Qf5 {[%emt 0:01:05]} 39. h4 {[%emt 0:11:18]} g5 {[%emt 0:02:06]} 40. Qd7 {[%emt 0:00:00]} (40. Qxa7 gxh4 41. gxh4 Rxh4 $18) 40... Qf3 {[%emt 0:00:00]} (40... gxh4 {keeps fighting.} 41. Qxf5 (41. Qxa7 hxg3 42. Qb7 Rh2 $19) 41... Rxf5) 41. Rd4 {[%emt 0:17:03]} (41. Qxa7 $2 gxh4 42. Rd7 hxg3 $19) (41. Rd5 $142 Rhe8 42. R1d4 (42. hxg5 Rh8)) 41... Rf5 {[%emt 0:06:20]} 42. R1d2 {[%emt 0:02:36]} (42. Qxa7 Qxf2+ 43. Kh1 Qxg3) (42. R4d2 gxh4 43. Qc6 (43. Qxa7 hxg3 44. Qd4+ Rf6) (43. Qd4+ $2 Kh7 $19) 43... hxg3 44. Qxf3 Rxf3 $11) 42... gxh4 {[%emt 0:03:59]} 43. Qc6 {[%emt 0:02:07] aiming for Qxf3. Active counter play!} (43. Qxa7 $2 {is the wrong capture.} hxg3 $19) 43... hxg3 {[%emt 0:04:04][%csl Gf3][%cal Rh8h1]} 44. Qxf3 {[%emt 0:00:10]} gxf3 {[%emt 0:00:20][%mdl 4096] Endgame [#] KRR-KRR} 45. Rg4+ $1 {[%emt 0:00:33]} ({Don't take} 45. fxg3 $6 Rg5 $16) 45... Kf6 {[%emt 0:00:29] Hoping for ...g2.} 46. Rxg3 {[%emt 0:01:02]} (46. fxg3 $18 {Rc2 is the strong threat.} Rh3 47. Rc2) 46... Ke5 $11 {[%emt 0:05:27] The position is equal.} 47. Rd4 {[%emt 0:06:37]} Rfh5 {[%emt 0:01:21][%csl Gh8][%cal Rh5h1]} 48. Kf1 {[%emt 0:00:21]} (48. Rxf3 $5 Rh1+ $8 49. Kg2 R8h2+ 50. Kg3 Rh3+ 51. Kg4 Rh4+ 52. Kg3 R4h3+ 53. Kg4 Rh4+ 54. Kg3 R4h3+ $11) 48... Rh1+ {[%emt 0:01:04]} 49. Rg1 {[%emt 0:00:01]} Rc8 {[%emt 0:03:10] [#] ( -> ...Rc1+)} 50. Rd1 {[%emt 0:00:05] Prevents Rc1} (50. Rxh1 $2 {is a self mate.} Rc1+) 50... Rh2 {[%emt 0:00:08] Weighted Error Value: White=0.29 (precise) /Black=0.32} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.15"]
[White "Pieczulis, Blazej"]
[Black "Syrkiewicz, Michal"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1784"]
[BlackElo "2000"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,134,14,14,4,10,2,20,17,28,0,0,0,0,0,0,0,12,0,28,14,25,-6,-14,-16,-17,-39,-31,-45,-17,-20,-14,-147,-12,-51,12,8,8,0,25,-99,-95,-124,-125,-292,-286,-278,-272,-333,-308,-291,-258,-290,-297,-274,-261,-478,-454,-705,-629,-664,-646,-592,-537,-815,-808,-858,-556,-627,-602,-575,-520,-621,-584,-566,-547,-581,-558,-615,-589,-758,-727,-746,-681,-781,-770,-738,-741,-798,-806,-919,-697,-631,-464,-637,-589,-1311,-1273,-1289,-1015,-982,-908,-1104,-1040,-2918,-2518,-29971,-29972,-29972,-29972,-29969,-29972,-29982,-29983,-29983,-29984,-29986,-29979,-29978,-29981,-29981,-29982,-29988,-29985,-29985,-29986,-29986,-29982]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 a6 5. Nbd2 c5 6. Be2 {D30: Queen's Gambit Declined: Systems without Nc3.} cxd4 7. Nxd4 Bd6 8. cxd5 {The position is equal.} exd5 9. N2f3 O-O 10. O-O Nc6 11. b3 Ne4 12. Bb2 Re8 13. Rc1 {[#]} Ne5 $146 ({Predecessor:} 13... Qf6 14. g3 Bh3 15. Re1 Qh6 16. Nxc6 bxc6 17. Bd3 Bb4 18. Re2 Bg4 19. Ne5 Bxe2 20. Bxe2 {0-1 Della Corte,A (2160)-Mikaelyan,A (2504) Titled Tuesday intern op 31st Jan Late blitz 2023 (2)}) 14. Nxe5 Bxe5 15. f4 Bc7 16. Bg4 Bb6 17. Bxc8 Rxc8 18. Qd3 Qd7 19. Rxc8 Rxc8 20. Nf3 {[#]} (20. h3 $11) 20... f6 (20... Qb5 $1 $17 {[%cal Rb5d3]} 21. Qxb5 Bxe3+ 22. Kh1 axb5) 21. Rd1 {[%cal Og1f1]} Rd8 (21... Qb5 $15 22. Qxb5 Bxe3+ 23. Kf1 axb5 24. Rxd5 Rc2) 22. Bd4 $11 Qc6 23. Kf1 Kf7 24. Nd2 (24. Bxb6 $11 Qxb6 25. Nd2 Nxd2+ 26. Rxd2) 24... Bxd4 $17 25. Qxd4 {And now Nxe4 would win.} Nc3 {[%cal Be4c3,Bc3a2,Ba2b4,Bb4d3][%mdl 32] Black is more active.} 26. Rc1 {This costs White the game.} (26. Re1 $17 {was worth a try.}) 26... Qb5+ $19 27. Nc4 Nxa2 28. Ra1 Qxb3 29. Nd2 Qb5+ 30. Kf2 Nb4 {...Nc2 would be deadly.} 31. Qc3 {Against Nc2} Rd7 {[%cal Od5d4]} 32. Nb3 $2 (32. Kg3) 32... Nd3+ 33. Kg3 (33. Kf3 $142 d4 34. Nxd4 Qd5+ 35. Kg3) 33... Qc4 34. Qxc4 dxc4 {[%mdl 4096] Endgame KRN-KRN} 35. Nd4 Rd6 36. Rb1 b5 {[%cal Od6d4]} 37. Kf3 Rb6 38. Ke4 g6 39. g4 Ke7 40. h4 Kd6 41. f5 Nc5+ 42. Kf4 b4 43. fxg6 hxg6 {Hoping for ...c3.} 44. h5 gxh5 45. gxh5 Ne6+ 46. Ke4 Ng5+ 47. Kf5 Kc5 48. h6 c3 49. Nb3+ Kb5 {aiming for ...Kc4.} 50. e4 Nh7 51. Kg6 Rb7 {Threatens to win with ...a5.} 52. Nd4+ Kc4 53. Nf5 Kd3 54. Rd1+ Ke2 (54... Kxe4 55. Nd6+ Ke5 56. Nxb7 Nf8+ 57. Kf7 $18) 55. Rh1 c2 56. Ng7 Nf8+ 57. Kxf6 Kd2 {Black mates.} 58. Rh2+ Kc3 59. Rh1 Kb2 60. e5 c1=Q {[%mdl 64] Promotion} 61. Rxc1 Kxc1 62. e6 {[#]} Nxe6 $1 63. h7 {[#]} (63. Nxe6 b3) 63... Rb8 $1 64. Nxe6 b3 {[%cal Bb4b3,Bb3b2][%mdl 32]} 65. Kf7 Rh8 66. Kg7 {[#]} Rxh7+ $3 {[%mdl 576] Promotion} 67. Kxh7 b2 {Excellently played by Syrkiewicz!   Weighted Error Value: White=0.54/Black=0.31} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.16"]
[White "Biesiadecki, Adam"]
[Black "Kitewski, Bartosz"]
[Result "1-0"]
[ECO "D97"]
[WhiteElo "1761"]
[BlackElo "1968"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,125,31,26,41,38,14,-10,0,-21,-12,0,-14,-9,23,37,79,101,92,87,81,80,92,62,102,112,122,106,109,57,58,54,54,54,54,54,73,59,79,58,68,52,89,89,95,96,97,89,89,57,97,97,101,100,106,106,106,106,110,105,140,121,279,213,213,213,213,213,213,218,219,214,431,425,425,395,406,393,393,385,362,291,309,244,472,470,933,934,641,877,856,847,817,839,575,524,912,873,1237,1178,1876,1598,2411,2151,2090,1976,1880,1867,5635,5714,29961,6295,5652,5032]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:07]} g6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:13]} d5 {[%emt 0:00:08]} 4. Nf3 {[%emt 0:03:08]} Bg7 {[%emt 0:00:06]} 5. Qb3 {[%emt 0:01:25]} dxc4 {[%emt 0:02:04]} 6. Qxc4 {[%emt 0:00:06]} O-O {[%emt 0:00:13]} 7. e4 {[%emt 0:01:25]} Nc6 {[%emt 0:01:06]} 8. Be2 {[%emt 0:06:44]} e5 {[%emt 0:05:05][%cal Re5d4] seems to push 8...Bg4 aside. D97: Grünfeld: Russian System: 7 e4, replies other than 7...Bg4.} 9. d5 {[%emt 0:02:25]} (9. Nxe5 Nxd4 10. O-O Nxe4 11. Nxe4 Be6 $17) (9. dxe5 Ng4 $11) 9... Nd4 {[%emt 0:01:52]} 10. O-O {[%emt 0:03:43] [#]} (10. Nxe5 $2 Nc2+ 11. Kf1 Nxa1 $19) 10... b5 $1 {[%emt 0:24:00][%cal Bb7b5,Bb5b4][%mdl 32] The position is equal.} 11. Qd3 {[%emt 0:06:18]} (11. Nxb5 Nxb5) 11... b4 {[%emt 0:04:22]} 12. Nxd4 {[%emt 0:02:38]} (12. Nxe5 c5 13. Nd1 Nxd5 $17) 12... exd4 {[%emt 0:00:55] [#]} 13. Na4 $146 {[%emt 0:01:56]} ({Predecessor:} 13. Nb5 Ba6 14. a4 bxa3 15. Qxa3 Bxb5 16. Bxb5 Nxe4 17. Bc6 Rb8 18. Qf3 Nc5 19. Rxa7 {0-1 Hasterok,M (1900)-Peng,L (2451) Raciborz op 19th 2019 (2)}) 13... Re8 {[%emt 0:03:09]} 14. Bg5 {[%emt 0:01:29]} Qd7 {[%emt 0:00:50]} 15. Bxf6 {[%emt 0:01:38]} Bxf6 {[%emt 0:00:25]} 16. Nc5 {[%emt 0:00:43]} Qd6 {[%emt 0:05:16]} 17. Rac1 {[%emt 0:01:00]} Bg5 {[%emt 0:07:19]} 18. Rc2 {[%emt 0:03:00]} f5 {[%emt 0:03:16]} 19. Qxd4 {[%emt 0:04:44] e5 would be deadly.} Bf6 {[%emt 0:02:06]} 20. Qc4 {[%emt 0:01:16]} fxe4 {[%emt 0:00:55][%mdl 64] Remove Defender} 21. Nxe4 {[%emt 0:01:32]} ({White should play} 21. Qxb4 $16 Bf5 22. Qc4) 21... Rxe4 $14 {[%emt 0:00:08]} 22. Qxe4 {[%emt 0:00:04]} Bf5 {[%emt 0:00:07] [#] This pair of bishops is nice.} 23. Qc4 {[%emt 0:00:32]} Bxc2 {[%emt 0:00:12]} 24. Qxc2 {[%emt 0:00:04]} Rf8 {[%emt 0:01:14]} 25. b3 {[%emt 0:03:05]} Kh8 {[%emt 0:03:25]} 26. Qe4 {[%emt 0:07:06]} Bc3 {[%emt 0:06:18]} 27. Bf3 {[%emt 0:01:43]} Be5 {[%emt 0:01:40]} 28. g3 {[%emt 0:02:33]} Qf6 {[%emt 0:00:40]} 29. Kg2 {[%emt 0:01:28]} Bd6 {[%emt 0:01:21]} 30. Rd1 {[%emt 0:01:46]} Kg7 {[%emt 0:01:04]} 31. Rd3 {[%emt 0:00:40]} Bc5 {[%emt 0:03:35]} 32. Qc4 {[%emt 0:01:18]} Qd6 {[%emt 0:00:31]} 33. Rd2 {[%emt 0:00:59][%cal Bd3d2,Bd2e2,Be2e6][%mdl 32]} Rf6 {[%emt 0:01:38]} 34. Re2 {[%emt 0:03:18]} Qf8 {[%emt 0:00:51]} 35. Qd3 {[%emt 0:02:27]} Rf7 {[%emt 0:03:38]} 36. Re6 {[%emt 0:01:39] Black is weak on the light squares} Rf5 {[%emt 0:03:35]} 37. h4 {[%emt 0:00:36] White is more active.} Bb6 $2 {[%emt 0:03:15] This move loses the game for Black.} (37... Rf6 $16 38. Qd1 Rxe6 39. dxe6 Qd6) 38. Qe4 {[%emt 0:04:36] Black must now prevent g4.} Qc5 {[%emt 0:02:58]} 39. Re7+ {[%emt 0:01:31]} Rf7 {[%emt 0:00:29]} 40. Qe5+ {[%emt 0:00:00]} ({But not} 40. Rxf7+ $6 Kxf7 41. Qe6+ Kg7 42. Qe5+ Kg8 43. Qe8+ Kg7 $16) 40... Kg8 {[%emt 0:00:00] [#]} 41. Re8+ $40 {[%emt 0:05:52][%mdl 128] White wants a kill.} Rf8 {[%emt 0:00:11]} 42. Rxf8+ {[%emt 0:03:32]} Qxf8 $2 $18 {[%emt 0:00:20][%mdl 4096] Endgame [#] KQB-KQB} (42... Kxf8 43. Qh8+ Kf7) 43. d6 $1 {[%emt 0:00:56][%mdl 512]} Qxd6 {[%emt 0:00:47]} 44. Bd5+ {[%emt 0:00:30]} Kf8 {[%emt 0:00:07]} 45. Qh8+ {[%emt 0:00:24]} Ke7 {[%emt 0:02:20]} 46. Qxh7+ {[%emt 0:01:08]} Kf6 {[%emt 0:04:47]} 47. Qf7+ {[%emt 0:03:40]} Ke5 {[%emt 0:00:06]} 48. Bf3 {[%emt 0:01:02]} Qc5 $2 {[%emt 0:05:08]} (48... a5 49. Kf1 Qd3+ 50. Kg2 Qf5 51. Qe7+ Qe6) 49. Qg7+ {[%emt 0:01:26]} (49. Qxg6 $2 {perishes.} Qxf2+ 50. Kh3 Qxf3 $19) 49... Kf5 {[%emt 0:03:38] [#]} (49... Kd6 $142 50. Qf6+ Kd7 51. Bg4+ (51. Qxg6 $2 {too greedy.} Qxf2+ 52. Kh3 Qxf3 $19) 51... Ke8 52. Qxg6+ Kf8 53. Qf6+ Ke8) 50. Bg4+ $1 {[%emt 0:00:47][%mdl 576] Deflection} Ke4 {[%emt 0:00:20]} 51. Qxg6+ {[%emt 0:00:15]} Kd4 {[%emt 0:00:23]} 52. Qf6+ {[%emt 0:01:24]} Qe5 {[%emt 0:01:11]} 53. Qxe5+ {[%emt 0:00:39]} Kxe5 {[%emt 0:00:07] KB-KB} 54. Kf3 {[%emt 0:00:25]} Bd4 {[%emt 0:01:35]} 55. Ke2 {[%emt 0:00:28]} Kf6 {[%emt 0:00:34]} 56. Bd7 {[%emt 0:00:27]} Kg6 {[%emt 0:01:10]} 57. f4 {[%emt 0:00:29]} Bc3 {[%emt 0:01:12]} 58. Kf3 {[%emt 0:00:08]} Be1 {[%emt 0:00:29]} 59. Be8+ {[%emt 0:00:31]} Kf6 {[%emt 0:00:16]} 60. h5 {[%emt 0:00:07]} Bd2 {[%emt 0:00:27]} 61. g4 {[%emt 0:00:11]} Bc1 {[%emt 0:00:14]} 62. g5+ {[%emt 0:00:05]} (62. h6 $142 Ke7 63. Bc6 Kf7 64. g5 Kf8 65. Kg4 Bb2 66. f5 Kf7 67. Bd5+ Ke7 68. f6+ Bxf6 69. gxf6+ Kxf6 70. Kh5) 62... Kg7 {[%emt 0:00:11]} 63. Ke4 {Weighted Error Value: White=0.12 (very precise) /Black=0.33} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.17"]
[White "Pisarek, Jan"]
[Black "Lis, Maksymilian"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1931"]
[BlackElo "1784"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,128,61,59,56,57,57,57,68,49,49,49,49,49,49,53,52,30,30,29,30,23,58,23,30,14,12,9,15,10,44,16,59,37,41,8,66,67,64,60,91,81,166,177,169,91,81,92,106,83,77,0,0,0,0,0,0,0,0,0,0,-29,-28,-29,-29,-66,-51,-102,-59,-368,-354,-371,-390,-372,-320,-464,-459,-446,-434,-396,-397,-356,-296,-841,-802,-767,-719,-1246,-1245,-1077,-903,-1357,-1280,-1164,-652,-1148,-839,-29965,-29966,-29962,-29962,-29968,-29969,-29969,-29970,-5820,-3564,-12793,-7379,-2643,-5624,-2241,-4393,-12797,-12791,-12793,-5595,-29983,-29984,-29984,-29985]} 1. e4 {[%emt 0:00:04]} d5 {[%emt 0:00:05]} 2. exd5 {[%emt 0:00:09]} Qxd5 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:09]} Qd8 {[%emt 0:00:06]} 4. d4 {[%emt 0:00:14]} Nf6 {[%emt 0:00:05]} 5. Nf3 {[%emt 0:00:26]} Bg4 {[%emt 0:00:07]} 6. h3 {[%emt 0:00:30]} Bxf3 {[%emt 0:00:06] B01: Scandinavian Defence.} 7. Qxf3 {[%emt 0:00:09]} c6 {[%emt 0:00:03]} 8. Be3 {[%emt 0:00:44]} e6 {[%emt 0:00:07] White is slightly better.} 9. O-O-O {[%emt 0:00:38]} Bb4 {[%emt 0:00:06]} 10. Ne4 {[%emt 0:01:52]} Nxe4 {[%emt 0:02:17]} 11. Qxe4 {[%emt 0:00:08][%cal Od4d5]} Qd5 {[%emt 0:00:11]} 12. Qxd5 {[%emt 0:00:23]} cxd5 {[%emt 0:00:25]} 13. c4 {[%emt 0:00:15]} dxc4 {[%emt 0:00:21]} 14. Bxc4 {[%emt 0:00:14][%cal Bf1c4,Bc4b3,Bb3c2][%mdl 32]} Nd7 {[%emt 0:05:28]} 15. Bb3 {[%emt 0:01:50] [#]} O-O-O $146 {[%emt 0:14:31]} ({Predecessor:} 15... a6 16. d5 Bc5 17. dxe6 Bxe3+ 18. fxe3 fxe6 19. Bxe6 Nc5 20. Bg4 O-O 21. Bf3 a5 {½-½ Asis Gargatagli,H (2475)-Cruz,J (2393) Barcelona GM 5th 2021 (3)}) 16. Kb1 {[%emt 0:14:01]} (16. d5 $5 {[%cal Rd5e6]}) 16... Bd6 {[%emt 0:15:42] Prevents Bf4} 17. d5 {[%emt 0:06:04]} e5 {[%emt 0:00:16]} 18. g4 {[%emt 0:01:11]} ({Don't play} 18. Bxa7 b6 19. Rc1+ Kb7 $15) 18... Kb8 {[%emt 0:04:20]} 19. Rhf1 {[%emt 0:07:29]} Bc5 {[%emt 0:07:38]} 20. Bc2 {[%emt 0:18:46]} Kc7 {[%emt 0:17:34]} 21. Bxc5 {[%emt 0:22:04]} Nxc5 {[%emt 0:00:06]} 22. f4 {[%emt 0:00:40]} (22. b4 $5 {[%cal Rb4c5]} Nd7 23. d6+ Kb8 24. f4 $14) 22... exf4 {[%emt 0:04:22]} (22... e4 $11) 23. Rxf4 $14 {[%emt 0:00:08] aiming for b4.} f6 {[%emt 0:00:06]} 24. b4 {[%emt 0:02:47]} Na6 {[%emt 0:00:56]} 25. Re4 {[%emt 0:07:11][%cal Od5d6]} Rhe8 {[%emt 0:01:51] [#] Dodges d6+} (25... h5 $16) 26. d6+ $1 $18 {[%emt 0:00:47][%mdl 512]} Kb6 {[%emt 0:00:04] [#]} 27. Red4 {[%emt 0:05:05]} (27. Rc4 $1 $18 {Hoping for d7.} Nb8 28. Bxh7) 27... Nb8 $16 {[%emt 0:03:41]} 28. a4 {[%emt 0:06:26][%cal Ba2a4,Ba4a5][%mdl 32] And now a5+ would win.} a6 {[%emt 0:00:54]} 29. a5+ {[%emt 0:00:47]} Ka7 {[%emt 0:00:09]} 30. Ba4 {[%emt 0:01:02]} (30. Bxh7 $16 Nc6 31. Rc4) 30... Re6 $11 {[%emt 0:03:19]} 31. Kb2 {[%emt 0:00:57]} Nc6 {[%emt 0:01:39]} 32. Bxc6 {[%emt 0:00:29]} bxc6 {[%emt 0:00:04][%mdl 4096] Endgame KRR-KRR} 33. R1d3 {[%emt 0:00:47]} Kb7 {[%emt 0:00:52]} 34. Kc3 {[%emt 0:00:50]} Kc8 {[%emt 0:00:41]} 35. Kc4 {[%emt 0:01:17]} Kd7 {[%emt 0:00:06]} 36. h4 {[%emt 0:00:56]} Rb8 {[%emt 0:00:32]} 37. Rd2 {[%emt 0:00:48]} Rb5 {[%emt 0:00:09]} 38. R2d3 {[%emt 0:00:38]} (38. h5 $15) 38... Re1 {[%emt 0:00:23]} 39. Rc3 $2 {[%emt 0:00:28][%mdl 8192] Dodges Rc1} ({White should play} 39. Kc3 $15) 39... Rb1 $19 {[%emt 0:00:42]} 40. Rb3 {[%emt 0:00:00]} Rxb3 {[%emt 0:00:00]} 41. Kxb3 {[%emt 0:00:41] KR-KR} c5 {[%emt 0:01:30][%mdl 64] Deflection} 42. Rd5 {[%emt 0:05:33]} (42. Rd1 $142) 42... Rxb4+ {[%emt 0:01:00]} (42... cxb4 43. Rxb5 axb5 44. a6 $18) 43. Kc3 {[%emt 0:00:20]} Rxg4 {[%emt 0:00:37]} 44. Rxc5 {[%emt 0:00:30]} Kxd6 {[%emt 0:00:13]} (44... Rxh4 $2 {perishes.} 45. Rc7+ Kxd6 46. Rxg7 $19) 45. Rc8 {[%emt 0:00:47]} Ra4 {[%emt 0:00:38]} 46. h5 $2 {[%emt 0:01:25]} (46. Rg8) 46... Rxa5 {[%emt 0:00:08]} 47. Rg8 {[%emt 0:00:35]} Rg5 {[%emt 0:01:27]} 48. h6 {[%emt 0:00:16]} gxh6 {[%emt 0:00:08]} 49. Rh8 {[%emt 0:00:12]} h5 {[%emt 0:01:15]} 50. Rxh7 {[%emt 0:00:06]} a5 {[%emt 0:00:13]} 51. Kd3 {[%emt 0:00:51]} Re5 {[%emt 0:00:18]} 52. Rh8 {[%emt 0:00:20]} Ke6 {[%emt 0:00:15]} 53. Kd2 {[%emt 0:00:19]} Kf7 {[%emt 0:00:09]} 54. Kd1 {[%emt 0:00:46]} Kg6 {[%emt 0:00:08]} 55. Kd2 {[%emt 0:00:10]} Kg5 {[%emt 0:00:05]} 56. Rg8+ {[%emt 0:00:32]} Kf4 {[%emt 0:00:05]} 57. Rh8 {[%emt 0:00:43]} a4 {[%emt 0:00:39] White must now prevent ...Kg3.} 58. Ra8 {[%emt 0:00:29]} Re4 {[%emt 0:00:07] ( -> ...h4)} 59. Rh8 {[%emt 0:00:19]} Kg5 {[%emt 0:00:35] ...h4 would be deadly.} 60. Kd3 {[%emt 0:00:23]} Re1 {[%emt 0:00:07] Strongly threatening ...h4.} 61. Kd2 {[%emt 0:00:39]} Ra1 {[%emt 0:00:10]} 62. Rg8+ {[%emt 0:00:39]} Kf4 {[%emt 0:00:24]} 63. Ke2 {[%emt 0:00:41]} a3 {[%emt 0:00:27][%cal Ba4a3,Ba3a2][%mdl 32]} 64. Ra8 {[%emt 0:01:26]} a2 {[%emt 0:00:07] Quite a comeback for Black.   Weighted Error Value: White=0.68/Black=0.25 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.18"]
[White "Smetek, Michal"]
[Black "Kossowski, Pawel"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1787"]
[BlackElo "1766"]
[Annotator "NA RC COMBH"]
[PlyCount "167"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:01]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:04]} 3. g3 {[%emt 0:00:02]} Bb4+ {[%emt 0:00:06]} 4. Bd2 {[%emt 0:00:26]} Qe7 {[%emt 0:00:06]} 5. Bg2 {[%emt 0:00:15]} Nc6 {[%emt 0:00:43]} 6. a3 {[%emt 0:02:59]} Bxd2+ {[%emt 0:01:03]} 7. Qxd2 {[%emt 0:00:06]} d6 {[%emt 0:01:25]} 8. Nf3 {[%emt 0:03:00]} a5 {[%emt 0:01:20]} 9. O-O {[%emt 0:00:47]} O-O {[%emt 0:00:20]} 10. Nc3 {[%emt 0:00:34]} e5 {[%emt 0:01:50]} 11. dxe5 {[%emt 0:02:38]} Nxe5 {[%emt 0:08:13]} 12. Nxe5 dxe5 {[%emt 0:02:58]} 13. Nd5 {[%emt 0:10:46]} Qd8 {[%emt 0:06:04]} 14. Qe3 {[%emt 0:05:29]} c6 {[%emt 0:05:48]} 15. Nb6 {[%emt 0:04:23]} Ng4 {[%emt 0:02:28]} 16. Qc5 {[%emt 0:06:30]} Ra6 {[%emt 0:00:47]} 17. Nxc8 {[%emt 0:01:00]} Qxc8 {[%emt 0:01:09]} 18. Bh3 {[%emt 0:01:22]} f5 {[%emt 0:03:11]} 19. Bxg4 {[%emt 0:12:21]} fxg4 {[%emt 0:00:33]} 20. Qxe5 {[%emt 0:00:13]} Re8 {[%emt 0:03:16]} 21. Qd4 {[%emt 0:12:37]} c5 {[%emt 0:07:05]} 22. Qd2 {[%emt 0:09:59]} Rd8 {[%emt 0:04:55]} 23. Qc3 {[%emt 0:05:01]} Rh6 {[%emt 0:04:59]} 24. Rad1 {[%emt 0:01:34]} Rf8 {[%emt 0:01:17]} 25. Rd5 {[%emt 0:01:21]} b6 {[%emt 0:02:20]} 26. Rfd1 {[%emt 0:02:19]} Qe8 {[%emt 0:04:30]} 27. e3 {[%emt 0:04:14]} Qf7 {[%emt 0:02:21]} 28. R1d2 {[%emt 0:01:37]} Rf6 {[%emt 0:01:57]} 29. Qc2 {[%emt 0:00:55]} Rf3 {[%emt 0:02:41]} 30. Re5 {[%emt 0:05:07]} Qf6 {[%emt 0:01:44]} 31. Re4 {[%emt 0:00:43]} h5 {[%emt 0:00:45]} 32. Rf4 {[%emt 0:01:15]} Rxf4 {[%emt 0:00:17]} 33. exf4 {[%emt 0:01:16]} Re8 {[%emt 0:01:58]} 34. Re2 {[%emt 0:00:46]} Qc6 {[%emt 0:07:29]} 35. Re5 {[%emt 0:03:03]} Rxe5 {[%emt 0:01:16]} 36. fxe5 {[%emt 0:00:02]} Qd7 {[%emt 0:01:43]} 37. Qe4 {[%emt 0:00:53]} Kf7 {[%emt 0:01:40]} 38. Qd5+ {[%emt 0:00:26]} Ke7 {[%emt 0:00:26]} 39. Kf1 {[%emt 0:01:51]} Qf5 {[%emt 0:01:07]} 40. Kg2 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 41. Qb7+ Ke8 {[%emt 0:02:20]} 42. Qc6+ {[%emt 0:14:13]} Ke7 {[%emt 0:01:13]} 43. a4 {[%emt 0:02:37]} Qxe5 {[%emt 0:07:11]} 44. Qxg6 {[%emt 0:00:48]} Qe2 {[%emt 0:01:23]} 45. Qg5+ {[%emt 0:00:41]} Kf8 {[%emt 0:02:41]} 46. Qh6+ {[%emt 0:01:00]} Kg8 {[%emt 0:00:38]} 47. Qg6+ {[%emt 0:00:45]} Kf8 {[%emt 0:00:26]} 48. Qf5+ {[%emt 0:00:24]} Kg8 {[%emt 0:01:01]} 49. b3 {[%emt 0:00:29]} Kg7 {[%emt 0:01:08]} 50. Qg5+ {[%emt 0:00:30]} Kf8 {[%emt 0:00:32]} 51. Qe3 {[%emt 0:00:34]} Qd1 {[%emt 0:00:55]} 52. Qh6+ {[%emt 0:01:47]} Ke7 {[%emt 0:04:13]} 53. Qg5+ {[%emt 0:00:36]} Kf8 {[%emt 0:00:50]} 54. Qe3 {[%emt 0:00:39]} Kg7 {[%emt 0:01:39]} 55. f3 {[%emt 0:06:08]} Qc2+ {[%emt 0:03:19]} 56. Kg1 {[%emt 0:00:15]} Qb1+ {[%emt 0:05:57]} 57. Kf2 {[%emt 0:00:43]} Qb2+ {[%emt 0:01:05]} 58. Qe2 {[%emt 0:00:51]} Qd4+ {[%emt 0:01:29]} 59. Kg2 {[%emt 0:00:42]} Qd7 {[%emt 0:02:13]} 60. Qe5+ {[%emt 0:00:40]} Kh6 {[%emt 0:00:45]} 61. Qe3+ {[%emt 0:02:18]} Kg6 {[%emt 0:00:47]} 62. Kf2 {[%emt 0:01:53]} Qd1 {[%emt 0:01:46]} 63. Qe2 {[%emt 0:01:06]} Qd4+ {[%emt 0:00:17]} 64. Kg2 {[%emt 0:00:05]} Qd7 {[%emt 0:00:58]} 65. Qe4+ {[%emt 0:00:37]} Kg7 {[%emt 0:02:12]} 66. Qe5+ {[%emt 0:00:25]} Kg6 {[%emt 0:00:39]} 67. Qd5 {[%emt 0:01:19]} Qg7 {[%emt 0:00:47]} 68. Qe6+ {[%emt 0:01:33]} Kh7 {[%emt 0:00:43]} 69. Qf5+ {[%emt 0:00:06]} Kh6 {[%emt 0:01:56]} 70. Qf4+ {[%emt 0:00:04]} Kh7 {[%emt 0:00:14]} 71. Qe4+ {[%emt 0:00:02]} Kh6 {[%emt 0:00:35]} 72. Qe3+ {[%emt 0:00:09]} Kh7 {[%emt 0:00:12]} 73. Qd3+ {[%emt 0:00:08]} Kh6 {[%emt 0:00:44]} 74. Qd2+ {[%emt 0:00:18]} Kh7 {[%emt 0:00:10]} 75. fxg4 {[%emt 0:00:17]} hxg4 {[%emt 0:00:59]} 76. h3 {[%emt 0:00:37]} gxh3+ {[%emt 0:01:19]} 77. Kxh3 {[%emt 0:00:11]} Qf6 {[%emt 0:00:47]} 78. Qd7+ {[%emt 0:00:31]} Kh6 {[%emt 0:00:27]} 79. Qd2+ {[%emt 0:00:25]} Kg6 {[%emt 0:00:55]} 80. Qd3+ {[%emt 0:00:16]} Kg5 {[%emt 0:00:56]} 81. Qe3+ {[%emt 0:00:14]} Kg6 {[%emt 0:00:12]} 82. Qe4+ {[%emt 0:00:10]} Kg7 {[%emt 0:01:29]} 83. Qg4+ {[%emt 0:00:10]} Kh6 {[%emt 0:00:07]} 84. Qh4+ {[%emt 0:00:09]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.19"]
[White "Sternik, Piotr"]
[Black "Paprocki, Antoni"]
[Result "0-1"]
[ECO "E15"]
[WhiteElo "1746"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,66,20,25,12,8,0,0,0,12,0,11,0,25,22,17,20,53,0,0,0,3,-181,-172,-174,-187,-184,-186,-478,-466,-642,-477,-798,-663,-837,-820,-779,-829,-810,-762,-844,-844,-840,-838,-794,-801,-857,-840,-827,-753,-745,-713,-764,-755,-1761,-1745,-29993,-29994]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:51]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:04]} b6 {[%emt 0:00:05]} 4. g3 {[%emt 0:00:23]} Ba6 {[%emt 0:00:05]} 5. Qc2 {[%emt 0:00:07]} Bb7 {[%emt 0:00:30]} 6. Bg2 {[%emt 0:00:14]} c5 {[%emt 0:00:04]} 7. d5 {[%emt 0:00:46] E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} exd5 {[%emt 0:00:23]} 8. cxd5 {[%emt 0:00:05]} Nxd5 {[%emt 0:00:11]} 9. O-O {[%emt 0:00:27][%cal Bh1f1,Bf1d1,Bd1d5][%mdl 32] The position is equal.} Be7 {[%emt 0:00:29] Wards off Ng5} 10. Rd1 {[%emt 0:00:40][%mdl 1024] White has compensation.} Qc8 {[%emt 0:00:15][%cal Ob8c6]} 11. a3 {[%emt 0:00:06]} Nf6 {[%emt 0:05:16]} 12. Bg5 $1 {[%emt 0:00:38]} O-O {[%emt 0:03:58]} 13. Nc3 {[%emt 0:00:33]} d5 {[%emt 0:04:35] [#]} 14. Nxd5 $146 {[%emt 0:35:02]} ({Predecessor:} 14. Bxf6 Bxf6 15. Nxd5 Bxd5 16. Rxd5 Nc6 17. Rad1 Nd4 18. Qd2 Nxf3+ 19. Bxf3 Rb8 20. Qc2 {½-½ Ju,W (2443)-Kovanova,B (2408) Nanjing FIDE GP (Women) 2009 (5)}) 14... Nxd5 $11 {[%emt 0:10:00]} 15. Rxd5 {[%emt 0:00:03][%cal Og5e7][%mdl 64] Remove Defender} f6 {[%emt 0:01:14] [#]} 16. Qc4 {[%emt 0:28:52] [#] Loses the game.} b5 $1 $19 {[%emt 0:03:46]} (16... fxg5 $2 17. Rd8+ Kh8 18. Rxc8 Bxc8 19. Ne5 $18) (16... Qe6 17. Rxc5 Qxc4 18. Rxc4 fxg5 19. Rc7 $11) 17. Qa2 {[%emt 0:07:56] [#]} Qe6 $1 {[%emt 0:01:17]} (17... fxg5 $2 18. Rxc5+ Kh8 19. Rxc8 $18) (17... c4 18. Rxb5 Ba6 19. Be3 $16) 18. Bh3 {[%emt 0:08:08]} (18. Rd7 $2 Qxa2 19. Rxa2 Nxd7 $19) 18... Qf7 {[%emt 0:03:02]} (18... Qxd5 $2 19. Be6+ $18) 19. e4 {[%emt 0:12:23]} (19. Re5 Qxa2 20. Rxa2) 19... fxg5 {[%emt 0:04:16]} ({Weaker is} 19... Bxd5 20. exd5 Kh8 21. Bf4 $11) 20. Ne5 {[%emt 0:00:33]} Bxd5 {[%emt 0:00:15]} 21. exd5 {[%emt 0:00:57]} (21. Qxd5 $142 Qxd5 22. exd5) 21... Qxf2+ {[%emt 0:00:31]} 22. Kh1 {[%emt 0:00:03] Threatens to win with d6+.} Bd6 {[%emt 0:00:13]} 23. Rf1 {[%emt 0:02:41]} Qxf1+ {[%emt 0:00:23]} ({And not} 23... Qe2 24. Be6+ Kh8 25. Rxf8+ Bxf8 26. Nf7+ Kg8 27. Ne5+ Kh8 28. Nf7+ Kg8 29. Ne5+ Kh8 $11) 24. Bxf1 {[%emt 0:00:04]} Rxf1+ {[%emt 0:00:06]} 25. Kg2 {[%emt 0:00:02]} Rf8 {[%emt 0:01:43]} 26. Nf3 {[%emt 0:01:18]} g4 {[%emt 0:02:15]} 27. Ng5 {[%emt 0:00:12]} Nd7 {[%emt 0:02:04] Hoping for ...Rae8.} 28. Qb1 {[%emt 0:00:12]} g6 {[%emt 0:01:07] White must now prevent ...Rae8.} 29. Ne4 {[%emt 0:01:02]} Be5 {[%emt 0:00:52]} 30. Qd1 {[%emt 0:00:37]} Nf6 {[%emt 0:02:10]} 31. d6 {[%emt 0:01:11]} Bd4 {[%emt 0:03:36]} 32. Ng5 {[%emt 0:00:21]} Nd5 {[%emt 0:00:42] ( -> ...Ne3+)} ({Not} 32... Bxb2 33. Qb3+ c4 34. Qxb2 $11) 33. Qb3 {[%emt 0:00:24]} Rf2+ {[%emt 0:00:07] Weighted Error Value: White=0.59/Black=0.13 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.20"]
[White "Zeissel, Andrzej"]
[Black "Kolodziejski, Piotr"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "1717"]
[BlackElo "2118"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 22,92,43,52,72,58,166,75,79,59,63,81,129,132,120,45,116,67,120,91,90,94,110,46,40,26,39,28,31,-467,-509,-819,-771,-704,-358,-1140,-732,-727,-716,-785,-775,-783,-768,-778,-723,-718,-702,-818,-795,-962,-953,-897,-814,-1648,-1318,-1639,-840,-12834,-12833,-12838,-12839,-29991,-29992,-29994,-29992,-29992,-29988,-29987,-29988,-29982,-29982,-29986,-29987]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:06]} a6 {[%emt 0:00:05]} 6. Bg5 {[%emt 0:00:10]} e6 {[%emt 0:00:13]} 7. f4 {[%emt 0:00:19]} Nbd7 {[%emt 0:00:41]} 8. Qf3 {[%emt 0:00:19]} Qc7 {[%emt 0:01:17]} 9. O-O-O {[%emt 0:00:22]} Be7 {[%emt 0:00:21]} 10. g4 {[%emt 0:00:35]} h6 {[%emt 0:01:21]} 11. Bxf6 {[%emt 0:04:49]} Bxf6 {[%emt 0:00:11]} 12. h4 {[%emt 0:02:38]} Nb6 {[%emt 0:10:04] B99: Sicilian Najdorf: 6 Bg5 e6 7 f4 Be7 8 Qf3 Qc7 9 0-0-0 Nbd7.} 13. g5 {[%emt 0:07:37]} (13. Be2 $5 {[%cal Rg4g5]}) 13... Be7 {[%emt 0:01:08] [#]} (13... Bxd4 $14 14. Rxd4 Qc5) 14. g6 {[%emt 0:06:50] [#]} O-O $146 {[%emt 0:17:29] [#] White is better.} ({Predecessor:} 14... f6 15. Bh3 e5 16. Ne6 Bxe6 17. Bxe6 Nd7 18. Nd5 Qc6 19. Rd3 Nc5 20. Rc3 b5 21. Bf7+ Kf8 22. b4 exf4 23. bxc5 dxc5 24. Nxe7 Kxe7 25. Bd5 {1-0 Januszkiewicz,W (1830)-Ryk,M (1516) POL-chT U19 1st League 2013 (2)}) 15. gxf7+ {[%emt 0:10:58]} Rxf7 {[%emt 0:01:19]} 16. Bh3 {[%emt 0:03:53]} Rf6 {[%emt 0:02:37]} ({Better is} 16... e5 17. Nf5 exf4) 17. Rhg1 {[%emt 0:04:22]} Bf8 {[%emt 0:03:38]} 18. Rg2 {[%emt 0:04:45]} (18. f5 $16) 18... Qf7 {[%emt 0:06:01]} ({Black should try} 18... e5 $14 19. Nf5 Kh8) 19. Nde2 {[%emt 0:06:02]} (19. f5 $16) 19... Nc4 {[%emt 0:06:41]} ({Black should play} 19... Bd7 $14) 20. Qd3 {[%emt 0:04:14]} b5 {[%emt 0:02:49]} 21. b3 {[%emt 0:14:01]} Nb6 {[%emt 0:08:09]} 22. e5 {[%emt 0:03:54]} (22. Qd4 $16 Nd7 23. f5) 22... dxe5 $14 {[%emt 0:01:48] Threatens to win with ...Bb7.} 23. Ne4 {[%emt 0:00:12]} (23. fxe5 Rf3 24. Qd8 Rxh3 $17) 23... exf4 $1 {[%emt 0:06:55][%cal Ob6d5]} 24. Nxf6+ {[%emt 0:06:12]} ({Don't play} 24. Qd8 Rg6 25. Nd6 (25. Qxb6 Rxg2 26. Bxg2 f3 $17) 25... Qf6 26. Qxb6 Rxg2 27. Bxg2 f3 28. Bxf3 Qxf3 29. Nxc8 Qxe2 $17) 24... Qxf6 {[%emt 0:00:05]} 25. Qd4 {[%emt 0:01:20][%mdl 8192] Now White is beyond hope.} (25. Rg6 $14 Qa1+ 26. Kd2) 25... e5 $19 {[%emt 0:05:00][%mdl 64] Discovered Attack} ({Weaker is} 25... Qxh4 26. Rdg1 (26. Qxf4 $2 {too greedy.} Qxh3 27. Rg3 Qf5 $19) (26. Nxf4 e5 $16) (26. Qxb6 Qxh3 27. Nxf4 Qf3 $11) 26... Qe7 27. Nxf4 $16 (27. Qxb6 f3 $16)) 26. Qe4 {[%emt 0:02:42]} (26. Qc3 $142 f3 27. Rf2 Bxh3 28. Qxf3 Qxf3 29. Rxf3) 26... Bxh3 {[%emt 0:03:43]} 27. Rg6 {[%emt 0:00:13]} Bf5 {[%emt 0:01:22]} 28. Qxa8 $2 {[%emt 0:03:18]} (28. Rxf6 Bxe4 29. Rxb6) 28... Nxa8 {[%emt 0:01:04]} 29. Rxf6 {[%emt 0:00:02]} gxf6 {[%emt 0:00:08]} 30. Rd8 {[%emt 0:02:41]} Nb6 {[%emt 0:01:02][%cal Ba8b6,Bb6d7,Bd7c5,Bc5e4][%mdl 32]} 31. Rb8 {[%emt 0:00:06]} Nd7 {[%emt 0:01:42]} 32. Ra8 {[%emt 0:01:07]} Nc5 {[%emt 0:05:46]} 33. Nc3 {[%emt 0:00:49]} Kf7 {[%emt 0:03:56]} 34. Kd2 {[%emt 0:02:22]} e4 {[%emt 0:02:42][%cal Be5e4,Be4e3][%mdl 32] ...e3+ would be deadly.} 35. Nd5 {[%emt 0:00:58]} Bd6 {[%emt 0:00:53]} 36. b4 {[%emt 0:00:39]} e3+ {[%emt 0:01:12]} 37. Ke1 {[%emt 0:03:05]} Ne4 {[%emt 0:00:26] Hoping for ...Be6.} 38. Rxa6 {[%emt 0:00:30]} Be5 {[%emt 0:00:58] aiming for ...Nc3.} 39. a4 {[%emt 0:01:43]} Be6 {[%emt 0:01:36]} 40. Ra7+ {[%emt 0:00:00]} Kg6 {[%emt 0:00:00]} 41. Ne7+ {[%emt 0:02:05]} Kh5 {[%emt 0:00:18] Black mates.} 42. axb5 {[%emt 0:00:21]} Bc3+ {[%emt 0:00:31]} 43. Ke2 {[%emt 0:00:37]} Bg4+ {[%emt 0:00:26]} 44. Kd3 {[%emt 0:00:05]} e2 {[%emt 0:00:23]} 45. Nd5 {[%emt 0:00:51]} Nf2+ {[%emt 0:00:30]} 46. Kc4 {[%emt 0:00:48]} Be6 {[%emt 0:00:19] Weighted Error Value: White=0.91/Black=0.79} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.21"]
[White "Smuda, Tomasz"]
[Black "Wesolek, Krzysztof"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1654"]
[BlackElo "1765"]
[Annotator "NA RC COMBH"]
[PlyCount "65"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:06]} e5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:15]} Nc6 {[%emt 0:00:18]} 3. Bb5 {[%emt 0:00:25]} a6 {[%emt 0:00:05]} 4. Ba4 {[%emt 0:00:13]} Nf6 {[%emt 0:00:08]} 5. Nc3 {[%emt 0:00:36]} Bd6 {[%emt 0:04:39]} 6. O-O {[%emt 0:02:33]} O-O {[%emt 0:00:18]} 7. d3 {[%emt 0:00:35]} h6 {[%emt 0:00:50]} 8. Re1 {[%emt 0:04:44]} Re8 {[%emt 0:01:07]} 9. a3 {[%emt 0:01:42]} Bf8 {[%emt 0:15:47]} 10. Bb3 {[%emt 0:04:54]} d6 {[%emt 0:02:34]} 11. h3 {[%emt 0:01:23]} Bd7 {[%emt 0:09:32]} 12. Nd5 {[%emt 0:07:30]} Nxd5 {[%emt 0:02:17]} 13. Bxd5 {[%emt 0:00:42]} Be6 {[%emt 0:02:05]} 14. b4 {[%emt 0:10:18]} Bxd5 {[%emt 0:08:12]} 15. exd5 {[%emt 0:00:09]} Ne7 {[%emt 0:00:06]} 16. c4 {[%emt 0:00:58]} Nf5 {[%emt 0:15:06]} 17. Bb2 {[%emt 0:06:57]} g6 {[%emt 0:00:53]} 18. Re4 {[%emt 0:23:21]} Bg7 {[%emt 0:02:41]} 19. Qe2 {[%emt 0:02:32]} Ne7 {[%emt 0:06:29]} 20. Re1 {[%emt 0:11:13]} f5 {[%emt 0:00:29]} 21. Re3 {[%emt 0:00:09]} c6 {[%emt 0:18:53]} 22. Nd4 {[%emt 0:12:52]} cxd5 {[%emt 0:02:03]} 23. Ne6 {[%emt 0:00:53]} Qd7 {[%emt 0:00:24]} 24. Nxg7 {[%emt 0:00:07]} Kxg7 {[%emt 0:00:02]} 25. Rxe5 {[%emt 0:00:23]} Kf7 {[%emt 0:02:16]} 26. Re6 {[%emt 0:01:19]} dxc4 {[%emt 0:05:01]} 27. Rf6+ {[%emt 0:01:04]} Kg8 {[%emt 0:00:01]} 28. dxc4 {[%emt 0:00:36]} Rac8 {[%emt 0:01:38]} 29. Rd1 {[%emt 0:03:39]} Rf8 {[%emt 0:00:31]} 30. Rfxd6 {[%emt 0:00:13]} Qc7 {[%emt 0:00:22]} 31. Qe5 {[%emt 0:00:33]} Kf7 {[%emt 0:00:35]} 32. Qe6+ {[%emt 0:00:43]} Ke8 {[%emt 0:00:08]} 33. Rd7 {[%emt 0:00:10]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.13"]
[Round "3.22"]
[White "Czarniecki, Pawel"]
[Black "Bem, Tymoteusz"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1625"]
[BlackElo "1748"]
[Annotator "NA RC COMBH"]
[PlyCount "107"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:05]} 2. a3 {[%emt 0:00:05]} g6 {[%emt 0:00:18]} 3. Nc3 {[%emt 0:00:06]} Bg7 {[%emt 0:00:24]} 4. Bc4 {[%emt 0:00:06]} Nc6 {[%emt 0:00:16]} 5. d3 {[%emt 0:00:24]} e6 {[%emt 0:00:20]} 6. Ba2 {[%emt 0:00:11]} Nge7 {[%emt 0:00:28]} 7. Bd2 {[%emt 0:01:38]} Rb8 {[%emt 0:10:22]} 8. a4 {[%emt 0:14:18]} a6 {[%emt 0:02:15]} 9. Qc1 {[%emt 0:06:28]} h6 {[%emt 0:07:31]} 10. f4 {[%emt 0:05:23]} b5 {[%emt 0:01:39]} 11. axb5 {[%emt 0:01:34]} axb5 {[%emt 0:00:39]} 12. Nf3 {[%emt 0:00:28]} d5 {[%emt 0:07:49]} 13. O-O {[%emt 0:02:42]} c4 {[%emt 0:04:22]} 14. Kh1 {[%emt 0:02:26]} h5 {[%emt 0:11:41]} 15. Ne2 {[%emt 0:04:26]} O-O {[%emt 0:04:56]} 16. e5 {[%emt 0:06:08]} Nf5 {[%emt 0:03:27]} 17. d4 {[%emt 0:01:11]} Qb6 {[%emt 0:01:19]} 18. c3 {[%emt 0:00:12]} Ra8 {[%emt 0:00:39]} 19. h3 {[%emt 0:07:57]} Bd7 {[%emt 0:10:03]} 20. g4 {[%emt 0:02:15]} hxg4 {[%emt 0:00:32]} 21. hxg4 Nfe7 {[%emt 0:00:54]} 22. b4 {[%emt 0:06:41]} Ra4 {[%emt 0:03:08]} 23. Qb2 {[%emt 0:01:17]} Rfa8 {[%emt 0:00:05]} 24. Kg2 {[%emt 0:01:01]} Qa7 {[%emt 0:02:15]} 25. Nc1 {[%emt 0:00:14]} Kf8 {[%emt 0:05:00]} 26. Rh1 {[%emt 0:00:51]} Ng8 {[%emt 0:01:18]} 27. Rh7 {[%emt 0:03:01]} f6 {[%emt 0:09:37]} 28. Qc2 {[%emt 0:03:03]} Be8 {[%emt 0:00:46]} 29. f5 {[%emt 0:05:55]} gxf5 {[%emt 0:03:35]} 30. gxf5 {[%emt 0:01:19]} Qf7 {[%emt 0:01:44]} 31. Nh4 {[%emt 0:06:52]} exf5 {[%emt 0:00:55]} 32. Qxf5 {[%emt 0:03:11]} Nce7 {[%emt 0:01:42]} 33. Qh3 {[%emt 0:10:49]} fxe5 {[%emt 0:01:52]} 34. Ne2 {[%emt 0:02:40]} e4 {[%emt 0:02:30]} 35. Rf1 {[%emt 0:00:57]} Nf6 {[%emt 0:00:01]} 36. Bh6 {[%emt 0:00:44]} Rxa2 {[%emt 0:01:43]} 37. Qe3 {[%emt 0:01:28]} Ng6 {[%emt 0:02:02]} 38. Rxf6 {[%emt 0:00:48]} Nxh4+ {[%emt 0:00:22]} 39. Kh1 {[%emt 0:00:14]} Qxf6 {[%emt 0:00:36]} 40. Bxg7+ {[%emt 0:00:00]} Qxg7 {[%emt 0:00:00]} 41. Qf4+ {[%emt 0:02:49]} Bf7 {[%emt 0:05:53]} 42. Qd6+ {[%emt 0:11:54]} Kg8 {[%emt 0:00:32]} 43. Rxg7+ {[%emt 0:00:21]} Kxg7 {[%emt 0:00:02]} 44. Qe5+ {[%emt 0:00:12]} Kg8 {[%emt 0:00:17]} 45. Qg5+ {[%emt 0:00:47]} Ng6 {[%emt 0:00:08]} 46. Nf4 {[%emt 0:01:10]} Rf2 {[%emt 0:00:27]} 47. Nh3 {[%emt 0:00:25]} Ra1+ {[%emt 0:00:05]} 48. Ng1 {[%emt 0:00:06]} Rff1 {[%emt 0:00:12]} 49. Qd8+ {[%emt 0:00:37]} Kg7 {[%emt 0:00:12]} 50. Kh2 {[%emt 0:00:17]} Rxg1 {[%emt 0:00:28]} 51. Qd7 {[%emt 0:00:19]} Rg5 {[%emt 0:02:11]} 52. Qh3 {[%emt 0:00:23]} Nf4 {[%emt 0:00:31]} 53. Qh6+ {[%emt 0:00:10]} Kg8 {[%emt 0:00:40]} 54. Qh8+ {[%emt 0:00:05]} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.1"]
[White "Luberanski, Jakub"]
[Black "Dzida, Kamil"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2242"]
[BlackElo "2333"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,63,30,8,14,0,0,6,0,0,31,23,29,-2,42,28,34,34,68,63,66,63,66,0,0,0,0,0,0,0,0,0,0,-82,-79,-73,-75,-79,0,-6,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8]} 1. d4 {[%emt 0:01:29]} Nf6 {[%emt 0:00:08]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:03]} d5 {[%emt 0:00:05]} 4. g3 {[%emt 0:00:03]} Be7 {[%emt 0:02:02]} 5. Bg2 {[%emt 0:00:47]} O-O {[%emt 0:00:07]} 6. O-O {[%emt 0:00:04]} dxc4 {[%emt 0:00:04]} 7. Qc2 {[%emt 0:00:14]} b6 {[%emt 0:00:07] E05: Open Catalan: 5 Nf3 Be7.} 8. Ne5 {[%emt 0:12:55]} Qxd4 {[%emt 0:00:05]} 9. Bxa8 {[%emt 0:00:09]} Qxe5 {[%emt 0:00:04]} 10. Bf3 {[%emt 0:01:16]} Nd5 {[%emt 0:00:30]} 11. Qxc4 {[%emt 0:03:21]} Ba6 {[%emt 0:07:35]} 12. Qe4 {[%emt 0:00:36]} Nc6 {[%emt 0:10:35][%cal Bb8c6,Bc6d4,Bd4c2][%mdl 32] [#]} (12... Qxe4 {simplifies} 13. Bxe4 Rd8 14. Re1 Nc6) 13. Nc3 $1 {[%emt 0:10:47][%cal Bb1c3,Bc3d5,Bd5f4][%mdl 32]} Qxe4 {[%emt 0:12:31]} (13... Nxc3 14. bxc3) 14. Bxe4 {[%emt 0:01:21]} Nd4 {[%emt 0:00:05]} 15. Bxd5 {[%emt 0:12:21]} exd5 {[%emt 0:00:06][%cal Be6d5,Bd5d4,Bd4d3][%mdl 32]} 16. Rd1 $1 {[%emt 0:00:02]} Nc2 {[%emt 0:27:15]} 17. Rb1 {[%emt 0:01:02]} (17. Nxd5 $1 $14 Bd6 18. Rb1 Bxe2 19. Rd2) 17... d4 $1 $11 {[%emt 0:02:08]} 18. Nd5 {[%emt 0:08:05]} Bd6 {[%emt 0:00:38] [#]} 19. Bf4 $146 {[%emt 0:09:38] [#] Bxd6 would be deadly.} ({Predecessor:} 19. Rd2 d3 20. exd3 Ne1 21. Rd1 Bxd3 22. Ra1 Nc2 23. Rxd3 Nxa1 24. Bf4 Bxf4 25. Nxf4 {½-½ Randil,L (1953)-Thenuka,K (1740) SRI-ch Nugegoda 2019 (6)}) 19... Bxe2 {[%emt 0:07:53]} 20. Bxd6 {[%emt 0:00:20]} cxd6 {[%emt 0:00:06]} 21. Rd2 $1 {[%emt 0:00:30][%csl LRc2,LRe2]} d3 {[%emt 0:00:04]} 22. Nf4 {[%emt 0:00:26]} (22. Rc1 $11 {remains equal.}) 22... Nd4 $17 {[%emt 0:02:19] Hoping for ...Nf3+.} 23. Kg2 {[%emt 0:00:29][%cal Of4e2] Nxe2! is the strong threat.} Bf3+ {[%emt 0:00:14]} 24. Kf1 {[%emt 0:06:14][%cal Ob1e1]} Bb7 {[%emt 0:01:23]} ({Black should try} 24... Be4 $17 {aiming for ...Nf3.} 25. Rxd3 Nf3 26. Rxf3 Bxf3) 25. Rbd1 {[%emt 0:14:02] The position is equal.} Re8 {[%emt 0:09:27]} 26. Rxd3 {[%emt 0:02:50]} Ba6 {[%emt 0:00:04][%cal Og7g5]} 27. Kg2 {[%emt 0:00:04]} Bxd3 {[%emt 0:00:03]} 28. Rxd3 {[%emt 0:00:04]} Ne6 {[%emt 0:00:05]} 29. Rxd6 {[%emt 0:02:00]} Nxf4+ {[%emt 0:00:04]} 30. gxf4 {[%emt 0:00:04]} g6 {[%emt 0:00:18]} 31. Rd7 {[%emt 0:00:29]} Re2 {[%emt 0:00:07]} 32. Rxa7 {[%emt 0:00:12] Weighted Error Value: White=0.13 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.2"]
[White "Kacprzak, Kacper"]
[Black "Kaliszuk, Kamil"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2248"]
[BlackElo "2217"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 24,69,33,33,38,36,45,44,40,33,43,31,59,61,60,48,59,63,50,67,133,105,158,69,146,153,155,148,204,139,185,196,177,183,202,187,152,-391,231,239,420,429,397,437,486,462,489,489]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:29]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:14]} 3. Bb5 {[%emt 0:00:04]} a6 {[%emt 0:00:41]} 4. Ba4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:26]} 5. O-O {[%emt 0:00:06]} Be7 {[%emt 0:01:09]} 6. Re1 {[%emt 0:00:16]} b5 {[%emt 0:01:03]} 7. Bb3 {[%emt 0:00:04]} d6 {[%emt 0:00:40]} 8. c3 {[%emt 0:00:06]} O-O {[%emt 0:00:48]} 9. h3 {[%emt 0:00:03]} Nb8 {[%emt 0:02:46]} 10. d4 {[%emt 0:00:10]} Nbd7 {[%emt 0:00:07]} 11. c4 {[%emt 0:00:19]} c6 {[%emt 0:13:28]} 12. Nc3 {[%emt 0:00:55]} Bb7 {[%emt 0:02:29]} 13. a3 {[%emt 0:00:36]} h6 {[%emt 0:16:43] C95: Closed Ruy Lopez: Breyer Variation with 10 d4.} 14. Qc2 {[%emt 0:12:36]} Re8 {[%emt 0:05:21]} 15. Be3 {[%emt 0:08:09]} Bf8 {[%emt 0:11:38] [#] White is slightly better.} 16. cxb5 $146 {[%emt 0:02:43]} ({Predecessor:} 16. dxe5 Nxe5 17. Nxe5 dxe5 18. Rad1 Qe7 19. Ba2 Red8 20. b4 Rxd1 21. Rxd1 Rd8 22. Bc5 Rxd1+ 23. Qxd1 {½-½ Gharamian,T (2676)-Harikrishna,P (2672) Bundesliga 1112 2011 (3.1)}) 16... cxb5 {[%emt 0:02:53]} 17. Rad1 {[%emt 0:01:50]} Qc7 {[%emt 0:03:40]} 18. Qb1 {[%emt 0:02:56]} exd4 {[%emt 0:09:12]} 19. Bxd4 {[%emt 0:01:23]} Nc5 {[%emt 0:03:18]} 20. Bc2 {[%emt 0:02:50] Strongly threatening Bxf6.} Nfd7 {[%emt 0:02:43]} 21. Nd5 {[%emt 0:22:51]} Bxd5 {[%emt 0:02:03]} (21... Qd8 $14) 22. exd5 $16 {[%emt 0:00:05]} Ne5 {[%emt 0:02:12]} (22... Nb6 $142) 23. Nd2 {[%emt 0:08:38]} (23. Nh2 $1 $16) 23... Qb7 {[%emt 0:10:32]} (23... Ncd7 $14) 24. b4 {[%emt 0:18:22]} Ncd7 {[%emt 0:02:12]} 25. f4 $1 {[%emt 0:06:09]} (25. Bh7+ Kh8 $16) 25... Nc4 {[%emt 0:02:47]} (25... Ng6 $16) 26. Nxc4 {[%emt 0:00:11]} (26. Bh7+ $6 Kh8 $16) 26... bxc4 {[%emt 0:00:01] [#]} (26... Rxe1+ $16 {was worth a try.} 27. Rxe1 bxc4) 27. Rxe8 $1 $18 {[%emt 0:01:37]} Rxe8 {[%emt 0:00:04] [#]} 28. Ba4 {[%emt 0:00:04] Inhibits Qb5.} ({Resist} 28. Bh7+ Kh8 $16) 28... Rc8 {[%emt 0:03:38]} 29. Qe4 {[%emt 0:01:28]} Nf6 {[%emt 0:00:52]} 30. Bc6 $2 {[%emt 0:03:08] White is more active.} (30. Qf5 $16 {keeps the pressure on.}) 30... Nxe4 $4 {[%emt 0:00:44][%mdl 8192]} (30... Qxc6 $19 {avoids the disaster.} 31. Bxf6 Qa4) 31. Bxb7 {[%emt 0:00:05][%cal Bc6b7,Bb7a6,Ba6d3][%mdl 32] A strong pair of Bishops.} Rc7 {[%emt 0:00:23]} (31... Rb8 {is a better defense.}) 32. Bxa6 {[%emt 0:02:05]} c3 {[%emt 0:00:24]} 33. Rc1 {[%emt 0:01:01]} c2 {[%emt 0:00:46]} 34. Bd3 {[%emt 0:00:04][%csl LRc2,LRe4]} Nc3 {[%emt 0:00:29]} 35. Rxc2 {[%emt 0:01:05] Weighted Error Value: White=0.39/Black=0.53} (35. Bxc2 $2 {perishes.} Ne2+ 36. Kf2 Nxc1 $19) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.3"]
[White "Turski, Bartlomiej"]
[Black "Zdybel, Przemyslaw"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2352"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,60,31,36,38,28,24,33,10,24,24,29,0,21,16,12,13,12,15,13,8,6,9,20,17,16,25,12,0,0,0,0,-47,0,-154,-157,-143,-138,-787,-738,-1171,-1135,-29987,-29988,-29988,-29989,-29989,-29988,-29988,-29989]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:06]} 3. Bc4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 4. d3 {[%emt 0:00:22]} Be7 {[%emt 0:00:23]} 5. O-O {[%emt 0:00:10]} d6 {[%emt 0:03:22]} 6. a4 {[%emt 0:00:43]} O-O {[%emt 0:00:12]} 7. Re1 {[%emt 0:00:08]} Be6 {[%emt 0:00:43] 7...h6 is setting a new trend.} 8. Bxe6 {[%emt 0:11:55] C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} fxe6 {[%emt 0:00:10]} 9. Nbd2 {[%emt 0:00:26]} Qe8 {[%emt 0:04:07]} 10. Nf1 {[%emt 0:08:35] White is slightly better.} Nh5 {[%emt 0:07:11]} (10... Nd4 $5 {[%cal Rf6g4]}) 11. c3 {[%emt 0:10:20]} Qg6 {[%emt 0:14:09] [#]} 12. d4 $146 {[%emt 0:09:37]} (12. Ng3 {simplifies} Nxg3 13. hxg3 a5 14. Bd2) ({Predecessor:} 12. h3 a6 13. N1h2 Rf7 14. b4 Rff8 15. Ra2 Nf4 16. Bxf4 exf4 17. d4 Qf7 18. Qb3 {1-0 Piorun,K (2634)-Pogosyan,S (2365) Wch Blitz St Petersburg 2018 (8)}) 12... Nf4 {[%emt 0:20:39]} 13. Bxf4 {[%emt 0:08:07]} Rxf4 {[%emt 0:00:12]} 14. d5 {[%emt 0:03:29]} exd5 {[%emt 0:11:59]} 15. Qxd5+ {[%emt 0:09:50]} Kh8 {[%emt 0:08:15]} 16. Ng3 {[%emt 0:01:42]} Raf8 {[%emt 0:02:04]} 17. Qb5 {[%emt 0:11:11]} Nd8 {[%emt 0:05:02][%cal Bc6d8,Bd8e6,Be6f4,Bf4d3][%mdl 32]} 18. Qd7 {[%emt 0:03:27][%csl LRc7,LRe7]} R4f7 {[%emt 0:07:29]} (18... Nc6 $2 19. Qxc7 Rb8 20. Nf5 $18) 19. Qxc7 {[%emt 0:04:09]} Ne6 {[%emt 0:00:04]} 20. Qxb7 {[%emt 0:05:54]} Nf4 $1 {[%emt 0:00:08][%cal Of4g2]} 21. Qxa7 {[%emt 0:02:55] a5 would be deadly.} h5 $1 {[%emt 0:00:10]} 22. a5 {[%emt 0:05:09]} (22. Qa6 $11 {deserves consideration.} h4 23. Nxe5 dxe5 24. Qxg6 {[%mdl 64] Remove Defender} Nxg6 25. Nf5) 22... h4 $15 {[%emt 0:02:27]} 23. a6 $2 {[%emt 0:00:57]} hxg3 $17 {[%emt 0:06:06]} 24. fxg3 {[%emt 0:00:41]} ({Much weaker is} 24. hxg3 Nxg2 25. Kxg2 Rxf3 $19) 24... Nd3 {[%emt 0:01:26][%csl LRb2,LRe1]} 25. Re2 $2 {[%emt 0:02:23][%mdl 8192] [#] Loses the game.} (25. Qe3 $17 Nxe1 26. Qxe1) 25... d5 $1 $19 {[%emt 0:00:36][%mdl 512]} 26. Qe3 {[%emt 0:00:22]} (26. Rf2 Qxe4) 26... Bc5 {[%emt 0:00:42]} 27. Nd4 {[%emt 0:00:01] [#]} Qxa6 $3 {[%emt 0:03:21][%mdl 576] Deflection, Back Rank. Black mates.} 28. Rd1 {[%emt 0:00:51]} exd4 {[%emt 0:00:22]} 29. cxd4 {[%emt 0:00:23]} Qa4 {[%emt 0:01:27]} 30. b3 {[%emt 0:00:55]} Qxd4 {[%emt 0:00:27] Ingenious play by Zdybel!   Weighted Error Value: White=0.99/Black=0.02 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.4"]
[White "Budzisz, Adrian"]
[Black "Karolczuk, Iwo"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2069"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,31,10,15,9,0,0,-15,8,12,19,-4,0,0,7,0]} 1. d4 Nf6 {[%emt 0:00:12]} 2. c4 {[%emt 0:00:15]} e6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:03]} b6 {[%emt 0:00:06]} 4. g3 {[%emt 0:00:03]} Ba6 {[%emt 0:00:13]} 5. b3 {[%emt 0:00:09]} Bb4+ {[%emt 0:00:08]} 6. Bd2 {[%emt 0:00:04]} Be7 {[%emt 0:00:07]} 7. Nc3 {[%emt 0:00:02]} d5 {[%emt 0:00:59]} 8. cxd5 {[%emt 0:00:43]} exd5 {[%emt 0:00:07]} 9. Bg2 {[%emt 0:00:09]} O-O {[%emt 0:00:41]} 10. O-O {[%emt 0:00:06] The position is equal.} Nbd7 $1 {[%emt 0:04:16][%mdl 4] 10...Nbd7 is the modern continuation. E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} 11. a3 {[%emt 0:00:18]} Bb7 {[%emt 0:07:17] [#]} 12. Bf4 $146 {[%emt 0:05:00]} ({Predecessor:} 12. b4 c6 13. Qb3 Re8 14. a4 a5 15. bxa5 Rxa5 16. Rfb1 c5 17. e3 Bf8 18. dxc5 Bxc5 19. Nb5 Ra8 20. Nbd4 Ba6 21. Bf1 Bxf1 22. Kxf1 {1-0 Nielsen,P (2652)-Gelfand,B (2709) EU-ch Internet final blitz 2004 (3.5)}) 12... Nh5 {[%emt 0:02:52]} 13. Bc1 {[%emt 0:00:51]} Nhf6 {[%emt 0:07:05]} 14. Bf4 {[%emt 0:01:55]} Nh5 {[%emt 0:14:40]} 15. Bc1 {[%emt 0:00:07]} Nhf6 {[%emt 0:10:31]} 16. Bf4 {[%emt 0:02:35] A rather calm draw.   Weighted Error Value: White=0.07 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.5"]
[White "Luczak, Filip"]
[Black "Ciszewski, Krzysztof"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2345"]
[BlackElo "2047"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,73,-14,-37,-24,-27,-12,-28,-22,-60,-55,-46,-35,-44,-16,-58,-20,-15,-11,-10,-8,-29,-22,-1,-17,-62,-71,-132,-59,-94,-12,-191,-184,-248,-250,-237,-251,-377,-335,-338,-208,-417,65,64,80,62,381,380,359,144,328,343,1004,974,939,906,1766,1715,29986,29987,29989,29990]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:20]} 2. d4 {[%emt 0:00:02]} cxd4 {[%emt 0:00:23]} 3. c3 {[%emt 0:00:03]} dxc3 {[%emt 0:00:37]} 4. Nxc3 {[%emt 0:00:04]} e6 {[%emt 0:01:14]} 5. Nf3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:35]} 6. Bc4 {[%emt 0:00:52]} a6 {[%emt 0:01:07]} 7. O-O {[%emt 0:00:12]} Nge7 {[%emt 0:01:41]} 8. Bg5 {[%emt 0:01:35]} h6 {[%emt 0:03:11] B21: Sicilian: 2 f4 and Morra Gambit.} 9. Be3 {[%emt 0:01:58]} Ng6 {[%emt 0:01:47]} (9... b5 $5 {[%cal Rb5c4]} 10. Be2 Bb7 $11) 10. Qe2 {[%emt 0:08:06][%cal Oc3d5]} b5 {[%emt 0:17:26] Black has an edge.} 11. Bb3 {[%emt 0:01:17][%cal Oc3d5]} Be7 {[%emt 0:04:01]} 12. Nd4 {[%emt 0:18:10]} O-O {[%emt 0:05:25]} 13. f4 {[%emt 0:04:24][%cal Bf2f4,Bf4f5][%mdl 32]} Bb7 {[%emt 0:04:22] [#]} (13... Qc7 $5) 14. Qh5 $146 {[%emt 0:10:56]} ({Predecessor:} 14. f5 Nge5 15. Rad1 Nxd4 16. Bxd4 Qc7 17. Rc1 Nc6 18. Be3 Bf6 19. Qg4 Kh7 20. Qh5 {1-0 Bondareva,D (1707)-Wikar,M (1867) Wch U12 Girls 2016 (4)}) 14... Na5 {[%emt 0:12:48]} 15. f5 {[%emt 0:04:33]} Nxb3 {[%emt 0:00:53]} 16. axb3 {[%emt 0:00:53]} Nh8 $36 {[%emt 0:01:16][%mdl 2048] Black fights for an advantage.} 17. Qg4 {[%emt 0:07:26]} Bg5 {[%emt 0:03:04] This pair of bishops is nice.} 18. Bf2 {[%emt 0:00:32]} Re8 {[%emt 0:07:01]} 19. b4 {[%emt 0:04:15]} Rc8 {[%emt 0:02:02][%cal Ba8c8,Bc8c4,Bc4b4,Bb4b2][%mdl 32]} 20. Nb3 {[%emt 0:04:57]} (20. Rad1 $142) 20... d6 {[%emt 0:05:40]} (20... exf5 $17 21. Qxf5 d6) 21. Rad1 {[%emt 0:01:27]} Qe7 {[%emt 0:03:19]} (21... exf5 $17 22. exf5 Rc4) 22. Bg3 $2 {[%emt 0:02:20]} (22. Qg3 $11 {and White is okay.}) 22... exf5 $1 $19 {[%emt 0:05:02]} 23. exf5 {[%emt 0:02:57]} (23. Qxf5 {keeps fighting.} Be3+ 24. Kh1) 23... Rc4 {[%emt 0:00:15]} 24. Nd4 {[%emt 0:05:24]} Rxb4 {[%emt 0:01:09]} 25. Kh1 {[%emt 0:03:02]} (25. Rfe1 {was necessary.} Qd7 26. b3) 25... Rxb2 {[%emt 0:00:54]} 26. Nf3 {[%emt 0:00:39]} Rc8 {[%emt 0:09:04]} 27. Bxd6 $2 {[%emt 0:03:49] [#]} (27. Rfe1 Rc4 28. Rxe7 Bxe7 29. Bf4 Rxc3 30. Bxh6 Rxg2 {[%mdl 64] Remove Defender, Decoy} 31. Kxg2 Bxf3+ 32. Qxf3 Rxf3 33. Kxf3 gxh6 34. Ra1) 27... Qe8 $2 {[%emt 0:01:05]} (27... Qe3 $1 $19 28. Nd5 Bxd5 29. Rxd5 Rc1 30. Rxc1 Qxc1+ 31. Ng1 Rb1) 28. Rfe1 $1 $14 {[%emt 0:03:32]} Qc6 {[%emt 0:00:35]} 29. Ne4 {[%emt 0:04:28] Hoping for h4. White is more active.} Qc4 $2 {[%emt 0:05:09][%mdl 8192]} (29... Qc2 $1 $14 30. Nfxg5 hxg5) 30. h4 $18 {[%emt 0:02:14]} Bxe4 {[%emt 0:00:13]} 31. Rxe4 {[%emt 0:01:12]} Qc2 $2 {[%emt 0:01:35] [#]} (31... Qb3 $16 {might work better.} 32. Rde1 (32. Nxg5 hxg5 33. Kh2 Rb1 $14) 32... Bf6) 32. Ne1 $1 {[%emt 0:01:36]} Qf2 {[%emt 0:00:31]} (32... h5) 33. hxg5 {[%emt 0:00:48]} hxg5 {[%emt 0:00:45]} 34. Nd3 {[%emt 0:00:44]} Qc2 {[%emt 0:00:15]} 35. Nxb2 {[%emt 0:00:09]} Qxb2 {[%emt 0:00:02]} 36. Be5 {[%emt 0:01:02]} Qc2 {[%emt 0:00:04]} 37. Red4 {[%emt 0:00:38] Weighted Error Value: White=0.36/Black=0.70} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.6"]
[White "Czernek, Tymon"]
[Black "Taranowicz, Michal"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2314"]
[BlackElo "1900"]
[Annotator "TA"]
[PlyCount "192"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,192,0,-6,-12,-6,-4,7,6,5,0,0,0,0,-18,0,-42,-53,-76,-80,-82,-81,-91,-84,-86,-58,-99,-27,-98,-71,-126,-93,-86,-53,-301,-300,-289,-306,-380,-372,-365,-41,-41,-41,-61,-47,-41,-44,-40,0,-61,-85,-103,-92,-218,-213,-308,-339,-339,-339,-339,-339,-339,-293,-289,-262,-339,-339,-507,-495,-499,-384,-404,-403,-395,-372,-429,-362,-292,-56,-56,-56,-56,-56,-56,-56,-89,-56,-56,-56,-513,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-8,-8,0,-56,-56,-56,-8,-56,-56,-56,-56,-56,-56,-56,-56,-56,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,-8,-7,-7,-7,-8,-8,-8,-8,-8,0,0,0]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:01:24]} 2. Nc3 {[%emt 0:00:50]} g6 {[%emt 0:00:32]} 3. g3 {[%emt 0:02:39]} Bg7 {[%emt 0:00:11]} 4. Bg2 {[%emt 0:00:05]} Nc6 {[%emt 0:00:29]} 5. Nge2 {[%emt 0:00:15]} e6 {[%emt 0:00:22]} 6. O-O {[%emt 0:01:00]} Nge7 {[%cal Bg8e7,Be7c6,Bc6d4,Bd4e2][%mdl 32]} 7. d3 {[%emt 0:01:38]} O-O {[%emt 0:00:29]} 8. Be3 {[%emt 0:02:12]} Nd4 {[%emt 0:01:41]} 9. f4 {[%emt 0:00:55]} d6 {[%emt 0:02:20]} 10. Bf2 {[%emt 0:01:07]} Nec6 {[%emt 0:05:00]} 11. Rb1 {[%emt 0:03:24]} Rb8 {[%emt 0:01:22]} 12. Nxd4 {[%emt 0:01:48]} Nxd4 {[%emt 0:00:46]} 13. Ne2 {[%emt 0:00:30] B25: Closed Sicilian: 3 g3, lines without early Be3.} Nxe2+ {[%emt 0:05:57]} 14. Qxe2 {[%emt 0:00:02]} Qa5 {[%emt 0:00:08]} 15. a3 {[%emt 0:00:38] [#]} b5 $146 {[%emt 0:00:22]} ({Predecessor:} 15... Bd7 16. e5 dxe5 17. b4 cxb4 18. axb4 Qc7 19. Bxa7 Rbc8 20. Bc5 Rfd8 21. fxe5 b6 {0-1 Klemanic,E (2249)-Szegi,T (2233) SVK-chT1W 1314 2013 (1.4)}) 16. b4 {[%emt 0:12:47]} Qc7 {[%emt 0:03:12]} 17. bxc5 {[%emt 0:03:39]} dxc5 {[%emt 0:00:07]} 18. e5 {[%emt 0:00:09]} Bb7 {[%emt 0:08:15]} 19. Bxb7 {[%emt 0:12:27]} (19. Rxb5 $5 Bf3 20. Rxc5 Qxc5 21. Bxf3 Qxa3 22. Bd4 $11) 19... Rxb7 {[%emt 0:00:35]} 20. Qe4 {[%emt 0:00:13]} Rfb8 {[%emt 0:03:08]} 21. g4 {[%emt 0:10:33]} b4 {[%emt 0:03:08]} 22. a4 {[%emt 0:00:27]} Bf8 {[%emt 0:04:28]} 23. f5 {[%emt 0:01:33]} Qd7 {[%emt 0:00:17][%csl LRa4,LRf5]} 24. Be3 {[%emt 0:03:41]} Qd5 {[%emt 0:12:51]} (24... Qxa4 $17 25. Rf2 Qa2) 25. Qf4 {[%emt 0:06:19]} (25. Qxd5 $11 exd5 26. Kg2) 25... Bg7 {[%emt 0:00:56]} 26. f6 {[%emt 0:00:31]} (26. Qf3 $142) 26... Bf8 $17 {[%emt 0:00:04]} 27. Rb3 {[%emt 0:00:59]} Rc8 {[%emt 0:01:31]} 28. Qg3 $2 {[%emt 0:11:56]} ({White should try} 28. Qf3 $15) 28... c4 $19 {[%emt 0:02:14]} 29. dxc4 {[%emt 0:00:03]} Qxc4 {[%emt 0:00:06]} 30. Rf2 {[%emt 0:04:48]} Rd7 {[%emt 0:00:16] Repels Rd3} 31. Qf3 {[%emt 0:01:19]} Qd5 $2 {[%emt 0:05:14]} (31... Qa6 $19 32. Rb1 Qxa4) 32. Qxd5 $15 {[%emt 0:01:12]} Rxd5 {[%emt 0:00:05]} 33. Bxa7 {[%emt 0:01:20]} Ra8 {[%emt 0:01:03]} (33... Rxe5 $5 {[%cal Re5a5]} 34. Bb6 h5 $11) 34. Be3 {[%emt 0:04:21]} Rxe5 {[%emt 0:00:49]} 35. Rd2 {[%emt 0:00:47]} g5 {[%emt 0:05:19][%cal Oe5e3,Bg6g5,Bg5h4][%mdl 32]} (35... Rxa4 $2 36. Rd8 Rea5 37. Rbd3 $18) (35... h5 {is more complex.} 36. gxh5 Rxe3 37. Rxe3 Bc5) 36. Kf2 {[%emt 0:02:53]} ({White should play} 36. Bb6 $11) 36... h6 {[%emt 0:00:54]} 37. Rd7 {[%emt 0:03:16] [#]} Rea5 $1 {[%emt 0:03:48]} 38. h4 {[%emt 0:04:13]} gxh4 $19 {[%emt 0:00:23]} 39. c3 {[%emt 0:01:40]} (39. Rc7 {is a better defense.}) 39... Rxa4 {[%emt 0:00:52]} 40. cxb4 {[%emt 0:00:00]} Rxb4 {[%emt 0:00:00]} (40... Bxb4 $2 {loses.} 41. Bxh6 Ra2+ 42. Kf3 $19) 41. Rxb4 {[%emt 0:01:37]} Bxb4 {[%emt 0:07:36]} 42. Bxh6 {[%emt 0:00:13][%mdl 4096] Endgame KRB-KRB} Bc5+ {[%emt 0:00:14]} 43. Kg2 {[%emt 0:02:18]} Ra3 {[%emt 0:01:03]} 44. g5 {[%emt 0:05:27]} Ra7 {[%emt 0:13:29]} 45. Rd8+ {[%emt 0:04:38]} (45. Rxa7 $142 Bxa7 46. g6 fxg6 47. Bg5) 45... Kh7 {[%emt 0:00:08]} 46. Kh3 {[%emt 0:00:06]} Bf2 {[%emt 0:01:01]} 47. Kg4 {[%emt 0:02:05] Kh5 would kill now.} Ra4+ {[%emt 0:00:25]} 48. Kf3 {[%emt 0:00:19]} Bc5 {[%emt 0:03:03]} 49. Rc8 {[%emt 0:00:07]} Bd4 {[%emt 0:02:51]} 50. Rf8 {[%emt 0:01:31]} Ra7 {[%emt 0:01:24]} (50... Kg6 $19 51. Rg8+ Kf5) 51. Kg4 $15 {[%emt 0:06:16] [#]} Bxf6 {[%emt 0:00:29][%mdl 64] And now ...Bg7 would win. Deflection} 52. Kxh4 {[%emt 0:00:07][%cal Oh4h5]} Bg7 $1 {[%emt 0:00:20] Repels Kh5} 53. Bxg7 {[%emt 0:00:31]} Kxg7 {[%emt 0:00:05] KR-KR} 54. Re8 {[%emt 0:01:06]} Ra4+ {[%emt 0:00:08]} 55. Kh5 {[%emt 0:00:28]} Ra1 {[%emt 0:00:05] ...Rh1+ is the strong threat.} 56. Kg4 $2 {[%emt 0:00:41][%mdl 8192] [#]} (56. Rb8 $15) 56... Rh1 $2 {[%emt 0:00:23]} ({Better is} 56... Rg1+ $1 $19 57. Kf4 Rh1) 57. Ra8 $1 {[%emt 0:00:20]} Rh8 {[%emt 0:00:38]} 58. Ra1 {[%emt 0:00:47]} Kg6 {[%emt 0:00:07] Threatens to win with ...Rh5.} 59. Rf1 $1 {[%emt 0:01:08]} Rh2 {[%emt 0:00:59]} 60. Rf6+ {[%emt 0:00:15]} Kg7 {[%emt 0:00:11]} 61. Rf1 {[%emt 0:00:14]} Re2 {[%emt 0:01:20]} 62. Rf3 {[%emt 0:00:35]} Re4+ {[%emt 0:01:29]} 63. Kh5 {[%emt 0:00:02]} Re1 {[%emt 0:04:40]} 64. Kg4 {[%emt 0:00:20]} Rg1+ {[%emt 0:00:08]} 65. Kh5 {[%emt 0:00:17]} ({But not} 65. Kf4 $2 Kg6 66. Rh3 Rxg5 $19) 65... Kf8 {[%emt 0:00:13]} 66. Rf2 {[%emt 0:01:11]} Ke7 {[%emt 0:00:21]} (66... Rh1+ $15 67. Kg4 Rd1) 67. Kh6 $11 {[%emt 0:00:52]} Kf8 {[%emt 0:03:33]} (67... e5 $11) 68. Kh5 $15 {[%emt 0:00:06]} Rh1+ {[%emt 0:01:42]} 69. Kg4 {[%emt 0:00:05]} Ke7 {[%emt 0:00:53]} (69... Re1 $15) 70. Rf3 {[%emt 0:02:08]} (70. Rb2 $11) 70... Rg1+ {[%emt 0:04:36]} 71. Kf4 {[%emt 0:02:12]} Kf8 {[%emt 0:02:22]} 72. Rh3 {[%emt 0:00:13]} Kg7 {[%emt 0:00:08]} 73. Rh2 {[%emt 0:00:37]} Rf1+ {[%emt 0:04:25]} 74. Kg4 $1 {[%emt 0:00:08]} e5 {[%emt 0:02:09]} (74... Rc1 $15 {might be stronger.}) 75. Re2 $11 {[%emt 0:00:39] The position is equal.} Rf4+ {[%emt 0:00:07]} 76. Kh5 $1 {[%emt 0:00:42]} Rf5 {[%emt 0:00:37] Strongly threatening ...f6.} 77. Ra2 {[%emt 0:00:16]} Rf4 {[%emt 0:03:15]} 78. Ra7 {[%emt 0:01:10]} Rf1 {[%emt 0:02:20]} 79. Kg4 {[%emt 0:02:48]} e4 {[%emt 0:03:07]} (79... Kg6 $5 80. Ra6+ $8 Kh7 $11) 80. Re7 {[%emt 0:00:31]} Re1 {[%emt 0:00:16]} 81. Kf4 {[%emt 0:00:46]} Kg6 {[%emt 0:00:17]} 82. Ra7 {[%emt 0:00:42]} e3 {[%emt 0:02:39]} (82... Kh5 {simplifies} 83. Ra8 Rf1+ 84. Kxe4 Kxg5 85. Ke3 Rb1) 83. Ra6+ {[%emt 0:00:04]} Kg7 {[%emt 0:00:14]} 84. Kf3 {[%emt 0:00:07]} e2 {[%emt 0:01:42]} 85. Kf2 {[%emt 0:00:10] [#]} Rg1 $1 {[%emt 0:00:13][%mdl 64] Decoy, Clearance, Promotion} 86. Kxe2 {[%emt 0:00:05]} Rxg5 {[%emt 0:00:04]} 87. Kf3 {[%emt 0:00:07]} Rf5+ {[%emt 0:00:13]} 88. Kg4 {[%emt 0:00:11]} Rf1 {[%emt 0:00:06]} 89. Rb6 {[%emt 0:00:21]} Rc1 {[%emt 0:00:58]} 90. Ra6 $1 {[%emt 0:00:22]} Rf1 {[%emt 0:00:13]} 91. Rb6 {[%emt 0:00:05]} f6 {[%emt 0:00:02]} 92. Ra6 {[%emt 0:00:29]} Kg6 {[%emt 0:00:05]} 93. Ra5 {[%emt 0:00:26]} Rb1 {[%emt 0:00:07]} 94. Kf4 {[%emt 0:00:12]} Rb4+ {[%emt 0:00:14]} 95. Kf3 {[%emt 0:00:05]} f5 {[%emt 0:00:04]} 96. Ra8 {[%emt 0:00:16]} Rb3+ {[%emt 0:00:15] Weighted Error Value: White=0.44/Black=0.51} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.7"]
[White "Dziendziel, Mateusz"]
[Black "Chyzy, Jakub"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2084"]
[BlackElo "2250"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,52,0,0,0,0,-41,-22,-28,-12,-32,-23,-18,-8,-39,-32,-68,-66,-66,-22,-51,-32,-123,-112,-110,-118,-289,-281,-308,-299,-301,-314,-292,-312,-533,-527,-898,-889,-884,-886,-848,-820]} 1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:03][%cal Bg1f3,Bf3d4,Bd4c2][%mdl 32]} Nc6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:04]} exd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:03]} Qf6 {[%emt 0:00:06]} 5. Be3 {[%emt 0:08:16]} Bc5 {[%emt 0:00:17]} 6. c3 {[%emt 0:00:40]} Nge7 {[%emt 0:00:08]} 7. Nc2 {[%emt 0:02:04]} d6 $1 {[%emt 0:04:07][%mdl 4] is currently scoring better than 7...Bxe3.} 8. Nd2 {[%emt 0:01:31] C45: Scotch Game.} Qg6 {[%emt 0:16:18] [#]} 9. h4 $146 {[%emt 0:12:01]} ({Predecessor:} 9. Bxc5 dxc5 10. f4 O-O 11. Ne3 Re8 12. Be2 Qh6 13. O-O Be6 14. g4 Rad8 15. Qe1 f6 {0-1 Jarvenpaa,J (2063)-Soppela,J (2183) Heart of Finland op 16th 2006 (9)}) 9... f5 {[%emt 0:04:12]} 10. h5 {[%emt 0:01:28] The position is equal.} Qf7 {[%emt 0:09:51]} 11. Bb5 {[%emt 0:15:27][%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 {[%emt 0:09:37]} 12. Ba4 {[%emt 0:03:46]} f4 {[%emt 0:00:52]} 13. Bb3 {[%emt 0:01:30]} Qf6 {[%emt 0:08:04]} 14. Bxc5 {[%emt 0:00:31]} dxc5 {[%emt 0:00:02]} 15. Qe2 {[%emt 0:01:02][%cal Oh5h6]} Bd7 {[%emt 0:22:35][%cal Bc8d7,Bd7g4,Bg4f3][%mdl 32]} (15... Ne5 $5 {[%cal Rb7b5]}) 16. O-O-O {[%emt 0:01:00][%cal Oh5h6]} O-O-O $1 {[%emt 0:00:30]} 17. g3 {[%emt 0:16:32]} (17. Nf3 $15) 17... Ne5 $17 {[%emt 0:07:46] ...Bb5 is the strong threat.} 18. gxf4 {[%emt 0:22:03]} Qxf4 {[%emt 0:00:08] White must now prevent ...Bg4.} 19. Kb1 $2 {[%emt 0:00:43] Loses the game.} (19. Ne3 $17 {is a better defense.}) 19... Bg4 $19 {[%emt 0:05:36][%mdl 64] [#] Skewer} 20. f3 {[%emt 0:00:05]} Nxf3 {[%emt 0:00:42]} ({And not} 20... Bxf3 21. Nxf3 Nxf3 22. Qe3 Qxe3 23. Nxe3 $17) 21. Nxf3 {[%emt 0:00:14]} Bxf3 {[%emt 0:01:23]} ({Resist} 21... Qxf3 22. Be6+ Kb8 23. Bxg4 $18) 22. Rdf1 {[%emt 0:00:59]} Rhf8 {[%emt 0:05:46]} ({Don't take} 22... Qxe4 23. Qxf3 Qxf3 24. Rxf3 $18) 23. Qh2 {[%emt 0:05:41]} (23. Qe1) 23... Bxh1 {[%emt 0:01:29] Black is clearly winning.} 24. Qh3+ {[%emt 0:00:42]} Kb8 {[%emt 0:00:10]} 25. Rxh1 {[%emt 0:00:10]} Qxe4 {[%emt 0:01:42] Hoping for ...Rd3.} 26. Re1 {[%emt 0:00:27] [#]} c4 $1 {[%emt 0:00:41] Weighted Error Value: White=0.73/Black=0.07 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.8"]
[White "Wilk, Igor"]
[Black "Ochedzan, Tymon"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2058"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,80,12,4,16,5,21,20,22,-3,-7,-58,-69,-67,-33,-118,-123,-132,-125,-127,-122,-122,-132,-132,-120,-164,-149,-137,-150,-137,-127,-131,-110,-118,-88,-112,-114,-117,-84,-74,0,0,0,0,0,-612,-584,-481,0,-347,-321,-420,-408,-552,-552,-552,-549,-517,-516,-29970,-29971,-29971,-29972,-29972,-29973,-29973,-29974,-29968,-4622,-29973,-29945]} 1. e4 {[%emt 0:00:03] Let's Check} c6 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:14]} d5 {[%emt 0:00:12]} 3. Nc3 {[%emt 0:00:12]} Bg4 {[%emt 0:01:13]} 4. h3 {[%emt 0:00:10]} Bxf3 {[%emt 0:00:04]} 5. Qxf3 {[%emt 0:00:07]} e6 {[%emt 0:00:21]} 6. d3 {[%emt 0:00:46]} Nd7 {[%emt 0:02:42]} 7. g3 {[%emt 0:02:23] 7.Be2 is a critical line.} Bc5 {[%emt 0:08:24] B11: Caro-Kann: Two Knights Variation.} 8. Bd2 {[%emt 0:05:44]} Ne7 {[%emt 0:02:37]} 9. Bg2 {[%emt 0:02:02]} O-O {[%emt 0:00:57] [#] The position is equal.} 10. Qe2 $146 {[%emt 0:02:35]} ({Predecessor:} 10. O-O f5 11. exd5 exd5 12. Ne2 Ng6 13. d4 Bd6 14. Qb3 Nb6 15. h4 f4 16. h5 {½-½ Saric,I (2651)-Zelcic,R (2558) CRO-ch 12th Opatija 2012 (1)}) 10... Qc7 {[%emt 0:08:27]} 11. Nd1 {[%emt 0:11:22]} (11. h4 $11) 11... f5 $15 {[%emt 0:06:03]} 12. exd5 {[%emt 0:08:35]} Nxd5 {[%emt 0:03:57]} 13. Bxd5 {[%emt 0:04:26]} (13. Qxe6+ Kh8 14. Bxd5 Rae8 $17) ({White should play} 13. c3 $15) 13... exd5 $17 {[%emt 0:03:21]} 14. Bf4 {[%emt 0:03:35]} Qb6 {[%emt 0:06:15]} 15. O-O {[%emt 0:01:55]} (15. Qe6+ Kh8 16. O-O (16. Qxd7 $2 Rae8+ 17. Kf1 Re7 $19) 16... Rae8 17. Qxd7 Re7 $19) 15... Rae8 {[%emt 0:01:48]} 16. Qd2 {[%emt 0:00:35]} Ne5 {[%emt 0:01:23]} 17. Kg2 {[%emt 0:03:25] Prevents Nf3.} Ng6 {[%emt 0:02:46] Black is much more active.} 18. c3 {[%emt 0:05:31]} Nxf4+ {[%emt 0:06:17]} 19. Qxf4 {[%emt 0:00:13]} Re6 {[%emt 0:00:19]} 20. b4 {[%emt 0:07:48]} Bd6 {[%emt 0:00:20]} 21. Qf3 {[%emt 0:00:07]} f4 {[%emt 0:02:00] Hoping for ...fxg3.} 22. g4 {[%emt 0:00:46] White is weak on the dark squares} Rfe8 {[%emt 0:02:29]} 23. Rb1 {[%emt 0:05:20]} Qa6 $36 {[%emt 0:01:18][%mdl 2048] Black is in control.} 24. Rb2 {[%emt 0:05:54] Prevents Re2.} Qa3 {[%emt 0:03:20]} 25. b5 {[%emt 0:02:37]} Re1 {[%emt 0:03:34]} (25... Qa4 $17) 26. Rxe1 $11 {[%emt 0:03:33]} Rxe1 {[%emt 0:00:05]} 27. bxc6 {[%emt 0:00:15]} bxc6 {[%emt 0:02:10][%cal Oe1d1] ...Rxd1! is the strong threat.} 28. Rb7 $2 {[%emt 0:01:28][%mdl 8192] [#]} (28. Re2 $11 Rxe2 29. Qxe2) 28... Qc1 $1 $19 {[%emt 0:03:48]} (28... Qxa2 29. Rd7 Re6 30. g5 $11) 29. Rd7 {[%emt 0:03:23]} Be5 {[%emt 0:02:42]} (29... Bf8 $2 30. Ne3 Qxc3 31. Qxf4 $18) (29... Rxd1 $19 30. Kh2 Bf8) 30. Rxd5 $2 {[%emt 0:02:36][%mdl 8192]} Bf6 {[%emt 0:02:24]} (30... cxd5 31. Qxd5+ Kf8 32. Qd8+ Kf7 33. Qd7+ Kf8 34. Qd8+ Kf7 35. Qd7+ Kf8 36. Qd8+ $11) (30... Qxd1 31. Qxd1 Rxd1 32. Rxe5 $16) (30... Rxd1 31. Rxe5 Rh1 32. Qe2 (32. Qxc6 $2 Qf1+ {[%mdl 64] Skewer, Deflection, Double Attack} 33. Kf3 Rxh3+ 34. Ke4 Qg2+ 35. Kd4 Qxc6 $19) (32. Re8+ $2 Kf7 $19) 32... f3+ 33. Kxf3 Rxh3+ 34. Ke4 $11) 31. Rc5 {[%emt 0:05:00][%cal Oc5c6] Rxc6! would be deadly.} Qxd1 {[%emt 0:01:21]} (31... Rxd1 32. Rxc6 h6 33. Rc8+ Kh7 34. Qe4+ (34. Qd5 Rh1 $11) 34... g6 35. Qb7+ Bg7 36. Rc7 (36. Qxa7 $2 Rh1 $19) (36. Qf7 Rg1+ 37. Kf3 Qd1+ 38. Kxf4 g5+ 39. Ke4 Re1+ {[%mdl 64] Deflection} 40. Kd5 Qxd3+ 41. Kc5 Qxc3+ 42. Qc4 Qa5+ 43. Kd6 Qb6+ 44. Qc6 Be5+ 45. Ke6 Bc7+ 46. Kd7 Rd1+ {[%mdl 64] Deflection} 47. Ke7 Qxc6) 36... Rg1+ 37. Kh2 $18) 32. Qxc6 {[%emt 0:00:39]} f3+ {[%emt 0:01:55]} 33. Kg3 {[%emt 0:00:18]} Rg1+ {[%emt 0:00:21]} 34. Kf4 {[%emt 0:00:09][%cal Rc6e8]} Qd2+ {[%emt 0:00:22]} (34... Qxd3 $2 35. Qe8#) 35. Kxf3 {[%emt 0:01:42] [#]} (35. Kf5 $19 Qxd3+ 36. Qe4 Qd7+ 37. Qe6+ Qxe6+ 38. Kxe6 Re1+ 39. Kf5) 35... Qxd3+ {[%emt 0:00:17]} (35... Qxa2 36. Qe8#) 36. Kf4 {[%emt 0:00:06]} g5+ {[%emt 0:01:16]} ({Resist} 36... Qxh3 37. Qe8#) 37. Rxg5+ {[%emt 0:00:07]} Bxg5+ {[%emt 0:00:03]} 38. Kxg5 {[%emt 0:00:07]} Qg6+ {[%emt 0:00:28]} ({And not} 38... Qxh3 39. Qc8+ Kg7 40. Qd7+ Kf8 41. Qd8+ Kg7 42. Qf6+ Kg8 43. Qd8+ Kg7 44. Qf6+ Kg8 45. Qd8+ Kg7 $11) 39. Qxg6+ {[%emt 0:00:20]} hxg6 {[%emt 0:00:03]} 40. Kxg6 {[%emt 0:00:00]} Rf1 {[%emt 0:00:00] Weighted Error Value: White=0.87/Black=0.18 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.9"]
[White "Syrkiewicz, Michal"]
[Black "Kacprzak, Karol"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2000"]
[BlackElo "2221"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,140,30,31,76,89,84,64,64,60,61,0,49,52,67,55,63,54,62,24,14,0,0,0,0,5,10,-26,-20,-20,0,-191,-184,-168,-126,-120,-117,-131,-129,-143,-147,-141,-144,-150,-146,-135,-140,-131,-108,-88,-88,-102,-74,-116,-93,-197,-157,-192,-153,-131,-114,-110,-108,-108,-105,-254,-245,-354,-344,-332,-315,-351,-353,-304,-252,-610,-464,-575,-428,-845,-847,-850,-751,-658,-596,-1469,-1468,-1212,-1331,-1297,-908,-1224,-1224,-1024,-681,-29961,-29960,-29962,-29961,-29960,-2293,-29964,-29968,-29970,-29970,-29966,-29964,-29952,-29947,-29981,-29982,-29982,-29983,-29983,-29984,-29986,-29987,-29987,-29988,-29988,-29989,-29989,-29990,-29990,-29991,-29992,-29993]} 1. e4 {[%emt 0:00:21]} c5 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:04]} a6 {[%emt 0:00:06]} 6. Be3 {[%emt 0:00:08]} e6 {[%emt 0:02:27]} 7. Be2 {[%emt 0:01:02]} Be7 {[%emt 0:02:07]} 8. f4 {[%emt 0:02:02][%cal Bf2f4,Bf4f5][%mdl 32]} Qc7 {[%emt 0:02:54]} 9. g4 {[%emt 0:07:40][%cal Bg2g4,Bg4g5][%mdl 32] is the new trend.} b5 {[%emt 0:05:45] B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3.} 10. g5 {[%emt 0:05:15]} Nfd7 {[%emt 0:00:06]} 11. f5 {[%emt 0:14:57]} Ne5 {[%emt 0:07:40] White is slightly better.} 12. a3 {[%emt 0:08:56]} Nbc6 {[%emt 0:01:37] [#]} 13. Rf1 $146 {[%emt 0:10:31]} (13. Nxc6 $14 Qxc6 14. Rf1) ({Predecessor:} 13. O-O g6 14. Qd2 Nxd4 15. Bxd4 Bb7 16. fxe6 fxe6 17. Qe3 O-O-O 18. Qh3 Bxg5 19. Bg4 Kb8 20. Bxe6 {½-½ Hoffmann,P (2372)-Botvinnik,M (2337) WUCC op 11th 2010 (9)}) 13... Bd7 {[%emt 0:08:05]} (13... Na5 $1 $11) 14. Nxc6 $14 {[%emt 0:09:08]} Bxc6 15. Qd4 {[%emt 0:03:55]} Qb7 {[%emt 0:17:10]} 16. O-O-O {[%emt 0:08:57]} a5 {[%emt 0:10:46][%cal Ba6a5,Ba5b4][%mdl 32]} 17. f6 {[%emt 0:02:11]} (17. b4 {keeps more tension.} axb4 18. axb4 Ra1+ 19. Kb2) 17... gxf6 {[%emt 0:00:42]} 18. gxf6 {[%emt 0:00:03]} Bf8 {[%emt 0:00:06]} 19. Qb6 {[%emt 0:08:59]} Qxb6 {[%emt 0:08:27]} 20. Bxb6 {[%emt 0:00:06]} b4 {[%emt 0:00:03]} 21. axb4 {[%emt 0:03:19]} axb4 {[%emt 0:00:40]} 22. Nb5 {[%emt 0:00:05]} Rb8 {[%emt 0:10:40]} (22... Bxe4 23. Nxd6+ (23. Nc7+ Kd7 $11) 23... Bxd6 24. Rxd6 $16) (22... Kd7 $5 {[%cal Rc6e4]}) 23. Nc7+ $2 {[%emt 0:00:54]} (23. Nxd6+ $2 Bxd6 24. Rxd6 Rxb6 $19) (23. Rxd6 $1 $11 {and White has nothing to worry.} Bxd6 24. Nxd6+ Kd7 25. Rd1) 23... Kd7 $19 {[%emt 0:00:20]} 24. Ba5 {[%emt 0:00:14]} Bxe4 {[%emt 0:08:26]} 25. Na6 {[%emt 0:01:02][%csl LRb4,LRb8]} Rc8 {[%emt 0:01:39][%cal Bb8c8,Bc8c4,Bc4d4][%mdl 32] Dancing on a razor blade.} (25... Bh6+ $6 26. Kb1 Be3 27. Bxb4 $11) 26. Nxb4 {[%emt 0:03:17]} Nc4 {[%emt 0:01:16]} 27. Bxc4 {[%emt 0:00:49] Bb5+ is the strong threat.} Rxc4 {[%emt 0:00:01]} 28. Nd3 {[%emt 0:00:07]} Bh6+ {[%emt 0:03:54]} 29. Kb1 {[%emt 0:01:33] [#]} Rd4 $1 {[%emt 0:05:03]} 30. Bd2 {[%emt 0:02:02]} Bxd2 {[%emt 0:01:43]} 31. Rxd2 {[%emt 0:00:02]} Bxd3 {[%emt 0:00:43]} 32. Rxd3 {[%emt 0:01:11]} Rxd3 {[%emt 0:00:06]} 33. cxd3 $17 {[%emt 0:00:02][%mdl 4096] Endgame KR-KR} Rg8 {[%emt 0:00:52]} 34. Rf4 {[%emt 0:00:33]} Rg6 {[%emt 0:00:45]} 35. d4 {[%emt 0:00:47]} (35. Kc2 $17 {was called for.}) 35... Rh6 {[%emt 0:00:38]} 36. Rf2 {[%emt 0:01:04]} Rh4 {[%emt 0:00:16]} 37. Rg2 {[%emt 0:00:05]} Rf4 {[%emt 0:01:26]} 38. Rg7 {[%emt 0:00:23]} Rxf6 {[%emt 0:00:02] And now ...Kc6 would win.} (38... Rxd4 $6 39. Rxf7+ Kc6 40. Rxh7 $11) 39. Rxh7 {[%emt 0:00:05][%cal Od4d5]} Kc6 {[%emt 0:01:50]} 40. Kc2 {[%emt 0:00:00] [#] White does not recover from this.} (40. Rh5 $17) 40... Kd5 $1 $19 {[%emt 0:00:00]} 41. Kd3 {[%emt 0:01:16]} (41. Rh4 {keeps fighting.}) 41... Rf3+ {[%emt 0:01:39]} 42. Ke2 {[%emt 0:00:11]} Rf4 {[%emt 0:05:01]} 43. Ke3 {[%emt 0:00:42]} Re4+ {[%emt 0:00:26]} (43... Rxd4 44. Rxf7 e5 45. Rf1 $17) 44. Kf3 {[%emt 0:00:04]} f5 {[%emt 0:00:05]} ({Weaker is} 44... Kxd4 45. Rxf7 d5 46. Ra7 $17) 45. h4 $2 {[%emt 0:02:02]} (45. Ra7) 45... Rxd4 {[%emt 0:01:30]} (45... Kxd4 $2 {loses.} 46. h5 $19) 46. h5 {[%emt 0:00:07]} Rb4 {[%emt 0:04:27]} 47. h6 {[%emt 0:00:10]} (47. Rf7 $142 Rxb2 48. Kg3) 47... Rxb2 {[%emt 0:02:49] Strongly threatening ...Rh2.} 48. Kg3 {[%emt 0:00:08] Inhibits Rh2.} Rb1 {[%emt 0:00:14] White must now prevent ...Rh1.} 49. Kg2 {[%emt 0:00:03] Repels Rh1} Rb4 {[%emt 0:03:14]} 50. Kg3 {[%emt 0:00:03] Prevents Rh4} Rg4+ {[%emt 0:02:23]} 51. Kh3 {[%emt 0:00:12]} Rg1 {[%emt 0:00:53]} 52. Kh4 {[%emt 0:00:09]} f4 {[%emt 0:04:50]} 53. Ra7 {[%emt 0:00:45]} e5 {[%emt 0:00:40][%cal Be6e5,Be5e4][%mdl 32] aiming for ...Rh1+.} 54. h7 {[%emt 0:00:02]} f3 {[%emt 0:01:06]} ({Wrong is} 54... Rh1+ $2 55. Kg4 $19) 55. h8=Q {[%emt 0:00:18] Qa8+ would be deadly.} Rh1+ {[%emt 0:00:04][%mdl 64] Skewer} 56. Kg3 {[%emt 0:00:02]} Rxh8 {[%emt 0:00:07]} 57. Kxf3 {[%emt 0:00:01] KR-KR} Rh3+ {[%emt 0:00:14]} (57... e4+ $142 58. Kf4 Rf8+ 59. Ke3 Rf3+ 60. Kd2 Rh3 61. Ke2 Ke5 62. Kf2 d5 63. Ra5 Rb3 64. Kg2 Kd4 65. Kf1 e3 66. Kg2 Rb2+ 67. Kf3 Rf2+ 68. Kg3 Ke4 69. Kg4 e2 70. Ra8 Rf4+ 71. Kh3 Rf1 72. Kg4 e1=Q 73. Re8+ Kd3 74. Rxe1 Rxe1 75. Kg5 Rf1 76. Kh6 d4 77. Kh5 Ke4 78. Kg6 d3 79. Kh7 d2 80. Kh6 d1=Q 81. Kg5 Qd5+ 82. Kh4 Kf3 83. Kh3 Qh5#) 58. Ke2 {[%emt 0:00:04]} e4 {[%emt 0:00:15] Black mates.} 59. Ra8 {[%emt 0:00:04]} Kd4 {[%emt 0:00:14]} 60. Ra4+ {[%emt 0:00:05]} Ke5 {[%emt 0:00:03]} 61. Ra8 {[%emt 0:00:09]} d5 {[%emt 0:00:27][%cal Bd6d5,Bd5d4,Bd4d3,Bd3d2][%mdl 32]} 62. Rb8 {[%emt 0:00:11]} Rh2+ {[%emt 0:00:07]} 63. Kd1 {[%emt 0:00:04]} d4 {[%emt 0:00:09]} 64. Re8+ {[%emt 0:00:06]} Kf4 {[%emt 0:00:06]} 65. Rf8+ {[%emt 0:00:02]} Ke3 {[%emt 0:00:06]} 66. Rg8 {[%emt 0:00:05]} Rh1+ {[%emt 0:00:32]} 67. Kc2 {[%emt 0:00:02]} d3+ {[%emt 0:00:05]} 68. Kc3 {[%emt 0:00:05]} Rc1+ {[%emt 0:00:02]} 69. Kb2 {[%emt 0:00:02]} d2 {[%emt 0:00:08]} 70. Rg3+ {[%emt 0:00:06]} Kf4 {[%emt 0:00:06] Weighted Error Value: White=0.48/Black=0.09 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.10"]
[White "Grzesik, Gracjan"]
[Black "Biesiadecki, Adam"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2149"]
[BlackElo "1761"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,65,8,2,22,21,39,-5,0,0,10,7,19,20,19,11,16,3,41,22,30,0,0,0,6,9,16,6,24,15,19,17,37,27,47,21,31,0,0,22,23,18,12,6,49,0,0,0,0,0,0,-10,0,0,11,9]} 1. c4 {[%emt 0:00:42]} e5 {[%emt 0:00:06]} 2. Nc3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:08]} 3. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:26][%cal Bb8c6,Bc6e7,Be7f5][%mdl 32]} 4. g3 {[%emt 0:00:03]} Bb4 {[%emt 0:01:07]} 5. Bg2 {[%emt 0:00:07]} O-O {[%emt 0:00:19]} 6. O-O {[%emt 0:00:21]} d6 {[%emt 0:01:37] has lost popularity (6...e4).} 7. Nd5 {[%emt 0:14:48]} Nxd5 {[%emt 0:08:45] A29: English Opening: Four Knights Variation with 4 g3.} 8. cxd5 {[%emt 0:00:01]} Ne7 {[%emt 0:00:14] [#]} 9. Qa4 $146 {[%emt 0:08:43]} ({Predecessor:} 9. a3 Bc5 10. d4 exd4 11. Nxd4 Nf5 12. Nxf5 Bxf5 13. b4 Bb6 14. Bb2 Qg5 15. Rc1 {0-1 Hansen,E (2606)-Ohanyan,E (2379) Titled Tuesday intern op 08th Feb Early blitz 2022 (2)}) 9... Bc5 {[%emt 0:05:15]} (9... Nxd5 $2 10. e4 $18) 10. d4 {[%emt 0:01:38]} exd4 {[%emt 0:00:51]} 11. Nxd4 {[%emt 0:00:26]} Nf5 {[%emt 0:02:04]} 12. Nb3 {[%emt 0:12:21]} Bb6 {[%emt 0:01:50]} 13. Bd2 {[%emt 0:03:05]} Re8 {[%emt 0:03:39]} 14. e4 {[%emt 0:03:53]} Ne7 {[%emt 0:00:21]} (14... Bd7 $5 {[%cal Rd7a4]} 15. Qc4 Ne7 $11) 15. Ba5 {[%emt 0:03:53]} Bd7 {[%emt 0:19:54]} 16. Qc4 {[%emt 0:02:54]} c5 {[%emt 0:03:23]} 17. Bd2 {[%emt 0:16:18]} Ng6 {[%emt 0:06:09]} 18. f4 {[%emt 0:07:21]} a6 {[%emt 0:02:29]} 19. a4 {[%emt 0:00:29] Wards off Bb5} Ba7 {[%emt 0:04:30]} 20. Kh1 {[%emt 0:01:31]} b5 {[%emt 0:01:28]} 21. Qc2 {[%emt 0:00:45][%cal Oe4e5]} c4 {[%emt 0:11:04]} 22. Na5 {[%emt 0:01:08]} Bb6 {[%emt 0:02:54]} 23. axb5 {[%emt 0:04:52]} axb5 {[%emt 0:00:23][%cal Rb6a5]} 24. b4 {[%emt 0:01:38]} cxb3 {[%emt 0:04:16]} 25. Nxb3 {[%emt 0:00:11]} Ra4 {[%emt 0:00:36]} 26. Bc3 {[%emt 0:03:58]} Qc7 {[%emt 0:05:04]} 27. Qb2 {[%emt 0:00:50]} f6 {[%emt 0:00:23]} 28. h4 {[%emt 0:04:04]} (28. Nd4 $14 {is more appropriate.}) 28... Rc4 {[%emt 0:03:13] The position is equal.} 29. Rfc1 {[%emt 0:06:47]} Rc8 {[%emt 0:01:01][%cal Rc4c3]} 30. Bb4 {[%emt 0:01:01]} Be3 {[%emt 0:01:19]} 31. Bd2 {[%emt 0:00:43]} Bxd2 {[%emt 0:03:47]} 32. Qxd2 {[%emt 0:00:11]} Bg4 {[%emt 0:01:47]} 33. Kh2 {Weighted Error Value: White=0.11 (very precise) /Black=0.07 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.11"]
[White "Kotowicz, Kamil"]
[Black "Backiel, Hubert"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1828"]
[BlackElo "2127"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,146,18,20,0,0,-3,17,-2,-2,6,18,-17,-13,-43,25,26,54,40,78,78,78,78,81,70,97,100,93,75,112,84,130,94,99,87,87,77,108,106,115,93,101,89,86,47,112,25,38,33,32,38,42,30,43,0,0,-6,0,-11,0,-8,0,-13,-11,-11,-12,-21,0,-87,27,-106,-124,-223,-212,-216,-232,-227,-228,-264,-279,-469,-468,-458,-425,-412,-383,-357,-345,-326,-250,-243,-245,-241,-242,-240,-241,-317,-317,-1274,-1270,-1231,-1171,-1027,-410,-1263,-1093,-1120,-1096,-29959,-29957,-29956,-29957,-1749,-1193,-29958,-29962,-29961,-29963,-29964,0,-29962,-29962,-29962,-29963,-29961,0,-29953,-29954,-29957,-29954,-12702,-12251,-29959,-29959,-29954,-29957,-29975,-29976,-29976,-29976]} 1. d4 {[%emt 0:00:14]} Nf6 {[%emt 0:00:05]} 2. g3 {[%emt 0:00:59]} e6 {[%emt 0:00:09]} 3. Bg2 {[%emt 0:00:20]} d5 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:35]} b5 {[%emt 0:00:42]} 5. O-O {[%emt 0:03:01]} Be7 {[%emt 0:01:34]} 6. c3 {[%emt 0:00:48] A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems.} O-O {[%emt 0:02:20]} 7. Nbd2 {[%emt 0:04:19][%cal Oe2e4]} Bb7 {[%emt 0:07:29]} 8. Ne5 {[%emt 0:01:24] The position is equal.} Nbd7 {[%emt 0:02:10] [#]} 9. Nxd7 $146 {[%emt 0:01:39]} ({Predecessor:} 9. Nb3 c5 10. Nxc5 Nxc5 11. dxc5 Bxc5 12. Bg5 Be7 13. a4 Qc7 14. Nd3 Bc6 {½-½ Dudukovic,N (2406)-Zajic,M (2485) SRB-ch sf Kragujevac 2019 (2)}) 9... Qxd7 {[%emt 0:00:55]} 10. Qc2 {[%emt 0:08:28]} Rfc8 {[%emt 0:10:26]} 11. Nb3 {[%emt 0:01:47]} Qc6 {[%emt 0:12:02]} (11... a5 $15) 12. Na5 $11 {[%emt 0:05:37]} Qb6 {[%emt 0:00:06]} 13. b4 {[%emt 0:00:38]} Re8 {[%emt 0:08:41]} 14. Bg5 {[%emt 0:02:19]} Rad8 {[%emt 0:13:45]} 15. Bxf6 {[%emt 0:03:08]} Bxf6 {[%emt 0:00:38]} 16. e4 {[%emt 0:02:24][%cal Be2e4,Be4e5][%mdl 32]} Bc8 {[%emt 0:10:05]} 17. e5 {[%emt 0:02:00]} Be7 {[%emt 0:00:04][%cal Oc7c5]} 18. Nb3 {[%emt 0:00:58]} c6 19. f4 {[%emt 0:02:47]} f5 {[%emt 0:04:22]} (19... a5 $142) 20. exf6 {[%emt 0:04:35]} gxf6 {[%emt 0:00:05]} 21. Rae1 {[%emt 0:00:44]} Bd6 {[%emt 0:04:45]} 22. Qd2 {[%emt 0:08:40]} Kg7 {[%emt 0:03:05]} 23. Bh3 {[%emt 0:03:14]} Re7 {[%emt 0:06:48]} 24. Kh1 {[%emt 0:02:54]} Rde8 {[%emt 0:00:38]} 25. Rf2 {[%emt 0:02:53]} Qc7 {[%emt 0:01:43]} 26. Ref1 {[%emt 0:02:10]} h6 {[%emt 0:01:51]} (26... h5 $14) 27. g4 {[%emt 0:03:40]} (27. Bg4 $16) 27... Rh8 {[%emt 0:00:52]} 28. Nc5 {[%emt 0:08:57]} Kf7 {[%emt 0:02:54]} 29. Qd3 {[%emt 0:03:20]} Ree8 {[%emt 0:00:39]} 30. Qf3 {[%emt 0:04:45]} (30. Qe3 {keeps more tension.} a5 31. bxa5 Bxc5 32. dxc5 Qxa5 33. Rg1) 30... Ke7 {[%emt 0:00:49][%cal Bf7e7,Be7d8,Bd8c7][%mdl 32]} 31. Nd3 {[%emt 0:01:06][%cal Oa2a4]} Kd8 {[%emt 0:00:06]} 32. Re2 {[%emt 0:01:03]} Qf7 {[%emt 0:02:42]} 33. Qf2 {[%emt 0:03:11]} Kc7 {[%emt 0:00:51]} 34. Nc5 {[%emt 0:01:05]} Re7 {[%emt 0:00:47]} 35. Rfe1 {[%emt 0:00:37]} Rhe8 {[%emt 0:00:04]} 36. Nd3 {[%emt 0:00:36]} Qg7 {[%emt 0:00:32]} 37. Re3 {[%emt 0:02:11][%cal Oa2a4]} Rh8 {[%emt 0:01:56][%cal Be8h8,Bh8h5,Bh5h4,Bh4f4,Bf4f2][%mdl 32]} 38. f5 {[%emt 0:01:02]} (38. a4 $11 {remains equal.}) 38... h5 {[%emt 0:00:39]} (38... Rhe8 $17) 39. gxh5 {[%emt 0:01:16]} (39. fxe6 $2 hxg4 40. Bg2 Qg5 $19) (39. g5 $1 $11 {was the only way to keep the balance.}) 39... Rxh5 $17 {[%emt 0:00:34] Threatens to win with ...Qh6. Black converts the advantage convincingly.} 40. fxe6 {[%emt 0:00:00]} (40. Nf4 $17 Rh6 41. Nxe6+ (41. fxe6 Qh7 $15) 41... Bxe6 42. fxe6) 40... Qh6 $19 {[%emt 0:00:00]} (40... Bxe6 $2 41. Nf4 (41. Rxe6 $2 Rxe6 42. Rxe6 Rxh3 $19) 41... Bxf4 42. Qxf4+ (42. Rxe6 Rxe6 43. Qxf4+ Rd6 $17) 42... Kb7 43. Bxe6 $18) 41. Qf3 {[%emt 0:13:21] [#]} f5 $1 {[%emt 0:13:56][%mdl 1536] White must now prevent ...f4. Black has strong compensation.} 42. Nf2 {[%emt 0:01:48]} (42. Bxf5 $2 Rxf5 43. Qg2 Rh7 $19) 42... Bf4 {[%emt 0:05:26]} (42... Bxe6 43. Qe2 $17 (43. Rxe6 Rxe6 44. Rxe6 Rxh3 $17)) (42... Rxe6 43. Rxe6 Bxe6 44. Qe3 $17 (44. Rxe6 Rxh3 45. Qxh3 Qxe6 $17)) 43. R3e2 {[%emt 0:02:14]} Rh4 {[%emt 0:00:06][%cal Rc8e6]} (43... Bxe6 44. Rxe6 Rxe6 45. Rxe6 Qxe6 46. Qxh5 $18) 44. Nd3 $2 {[%emt 0:06:25]} (44. Ra1) 44... Bd6 {[%emt 0:00:07]} (44... Rxh3 45. Qxf4+ Qxf4 46. Nxf4 Rxc3 47. h4 $14) (44... Rxe6 45. Rxe6 Bxe6 46. Nxf4 (46. Rxe6 Qxe6 47. Nxf4 Qe4 $15) 46... Rxf4 47. Rxe6 Rxf3 48. Rxh6 $18) 45. Nf2 {[%emt 0:00:23]} Rf4 {[%emt 0:03:41]} 46. Qd3 {[%emt 0:02:03]} Rxe6 {[%emt 0:01:58]} (46... Bxe6 $2 47. Qd2 Qh4 48. Nd3 $19) 47. Rxe6 {[%emt 0:02:57]} Bxe6 {[%emt 0:00:01]} 48. Qe3 {[%emt 0:00:46]} Qh4 {[%emt 0:02:08]} 49. Qg3 {[%emt 0:03:10]} Qxg3 {[%emt 0:02:03]} 50. hxg3 {[%emt 0:00:03]} Rxf2 {[%emt 0:00:07]} 51. Rxe6 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRB} Rf3 {[%emt 0:00:11] Repels Re3} (51... Bxg3 $2 52. Re3 f4 53. Re7+ Kd8 54. Rd7+ Ke8 55. Kg1 Rxa2 56. Rg7) ({Worse is} 51... Rxa2 52. Bxf5 Ra3 53. Rh6) 52. Rg6 {[%emt 0:01:32]} Rxg3 {[%emt 0:01:48]} (52... Rxc3 $2 {perishes.} 53. Bxf5 Bxb4 54. Rg7+ Kb6 55. Bc8 $19) 53. Bxf5 {[%emt 0:00:06]} (53. Rxg3 Bxg3 54. Kg2) 53... Rxg6 {[%emt 0:00:05]} (53... Rxc3 $2 {is the wrong capture.} 54. Rg7+ Kb6 55. Rg6 Bxb4 56. Be6 $19) 54. Bxg6 {[%emt 0:00:10] KB-KB} Bf4 {[%emt 0:00:09]} 55. Kg2 {[%emt 0:00:32]} Bd2 {[%emt 0:00:04]} 56. Kf3 {[%emt 0:00:27]} (56. c4 $142 bxc4 57. Bf5) 56... Bxc3 {[%emt 0:00:06]} 57. Ke3 {[%emt 0:00:55]} Bxb4 {[%emt 0:00:19] Hoping for ...Ba3.} 58. Be8 {[%emt 0:01:18]} Ba3 {[%emt 0:00:42]} 59. Kd3 {[%emt 0:01:38]} Bb2 {[%emt 0:01:59]} 60. Bh5 {[%emt 0:00:14]} Kb6 {[%emt 0:01:12] ( -> ...a5)} 61. Be8 {[%emt 0:00:17]} a5 {[%emt 0:01:02][%cal Ba7a5,Ba5a4][%mdl 32]} 62. Bh5 {[%emt 0:02:58]} Ba1 {[%emt 0:00:12]} 63. Bg4 {[%emt 0:00:27]} Bb2 {[%emt 0:00:06]} 64. Bh5 $1 {[%emt 0:00:03]} a4 {[%emt 0:00:27]} 65. Bd1 {[%emt 0:01:03]} Ba1 {[%emt 0:00:19]} 66. Bc2 {[%emt 0:00:18]} Bb2 {[%emt 0:00:04]} 67. Bd1 $1 {[%emt 0:00:01]} Ka5 {[%emt 0:00:07]} 68. Bg4 {[%emt 0:00:55]} b4 {[%emt 0:00:24]} 69. Bd7 {[%emt 0:00:27]} Kb5 {[%emt 0:00:08]} 70. Bg4 {[%emt 0:00:06]} b3 {[%emt 0:03:37] Black mates.} 71. axb3 {[%emt 0:00:50] [#]} a3 $1 {[%emt 0:00:06]} 72. Be2 {[%emt 0:00:04]} Kb4 {[%emt 0:00:05]} 73. Kc2 {[%emt 0:00:09]} Bxd4 {[%emt 0:00:21] Weighted Error Value: White=0.52/Black=0.20 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.12"]
[White "Lis, Maksymilian"]
[Black "Wojdak, Jan"]
[Result "1/2-1/2"]
[ECO "E14"]
[WhiteElo "1784"]
[BlackElo "2097"]
[Annotator "TA"]
[PlyCount "152"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,152,-17,-12,-15,-20,-39,-28,-59,-58,-72,-70,-104,-101,-104,-83,-82,-88,-99,-69,-73,-72,-85,-4,0,0,0,17,0,0,0,0,0,0,0,0,-56,-13,-70,-56,-57,31,41,125,125,125,125,125,125,123,122,118,90,96,55,212,201,163,21,21,21,48,11,6,0,8,14,37,0,47,65,108,116,135,115,248,-8,-8,-8,-8,-8,0,-8,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:20]} 2. Nf3 {[%emt 0:00:14]} e6 {[%emt 0:00:11]} 3. c4 {[%emt 0:00:11]} b6 {[%emt 0:04:32]} 4. e3 {[%emt 0:01:40]} Bb7 {[%emt 0:00:08]} 5. Bd3 {[%emt 0:00:05]} d5 {[%emt 0:00:07]} 6. O-O {[%emt 0:00:11]} Bd6 {[%emt 0:00:12]} 7. Nc3 {[%emt 0:00:25]} Nbd7 {[%emt 0:02:07]} 8. cxd5 {[%emt 0:04:48]} exd5 {[%emt 0:00:38]} 9. b3 {[%emt 0:00:56]} a6 {[%emt 0:00:31]} 10. Bb2 {[%emt 0:00:37]} O-O {[%emt 0:00:46][%cal Bh8f8,Bf8f6,Bf6h6][%mdl 32]} 11. Ne2 {[%emt 0:01:20]} Ne4 {[%emt 0:01:59]} 12. Rc1 {[%emt 0:01:23]} Qe7 {[%emt 0:03:02]} 13. Ng3 {[%emt 0:01:26] E14: Queen's Indian: Classical Variation (4 e3).} f5 {[%emt 0:01:35]} 14. Re1 {[%emt 0:09:07]} Rf6 {[%emt 0:21:53] [#]} 15. Nd2 $146 {[%emt 0:07:08] Black has an edge.} ({Predecessor:} 15. Re2 Raf8 16. Rec2 c6 17. Qe2 a5 18. Rf1 Rh6 19. Qd1 Qe8 20. Bxe4 fxe4 21. Ng5 Ba6 22. Re1 Bd3 23. Rxc6 Bxg3 24. Rxh6 Bxf2+ 25. Kh1 Bxe1 {0-1 Bodicker,R (2019)-Van Foreest,L (2367) Amsterdam Science Park op-A 2016 (8)}) 15... Raf8 {[%emt 0:05:01]} 16. Ngf1 {[%emt 0:02:04]} Rh6 {[%emt 0:05:33][%cal Od6h2] Strongly threatening ...Bxh2+!} 17. f4 {[%emt 0:09:37]} (17. f3 $2 Bxh2+ 18. Nxh2 Qh4 19. Bxe4 (19. Ndf1 Qf2+ 20. Kh1 Rxh2+ 21. Kxh2 Rf6) 19... Qxh2+ 20. Kf2 Qh4+ 21. Ke2 dxe4 $19) 17... g5 $1 {[%emt 0:15:42]} 18. fxg5 {[%emt 0:16:09]} Qxg5 {[%emt 0:00:50][%cal Oh6h2] And now ...Rxh2! would win.} 19. Nf3 {[%emt 0:01:20]} Qg7 {[%emt 0:05:00]} 20. Qe2 {[%emt 0:01:00]} Rg6 {[%emt 0:01:47]} 21. Rc2 {[%emt 0:02:20]} a5 {[%emt 0:02:29]} 22. Bb5 {[%emt 0:01:02]} Nb8 {[%emt 0:00:43]} ({Black should play} 22... Ndf6 $17 {...Ng4 would be deadly.} 23. Ne5 Rh6) 23. Ne5 $11 {[%emt 0:03:35]} Re6 {[%emt 0:06:41][%cal Oc7c6]} 24. Nd2 $1 {[%emt 0:01:46]} Nxd2 {[%emt 0:01:09]} (24... c6 $5 25. Bd3 $8 Bxe5 26. dxe5 c5 $11) 25. Rxd2 {[%emt 0:00:54]} Bb4 {[%emt 0:04:48]} (25... c6 $5 26. Bd3 $8 Nd7 $11) 26. Rf1 {[%emt 0:00:40]} Bxd2 {[%emt 0:00:06]} 27. Qxd2 {[%emt 0:00:04]} Ba6 {[%emt 0:02:19]} 28. Bxa6 {[%emt 0:01:32]} Nxa6 {[%emt 0:00:04]} 29. Rf3 {[%emt 0:00:20]} (29. Qe2 $11 Nb4 30. Qb5) 29... Kh8 {[%emt 0:01:10]} 30. Qf2 {[%emt 0:00:10]} ({Better is} 30. Ba3 $11 Nb4 31. Bxb4 axb4 32. Qxb4) 30... Ref6 {[%emt 0:01:19]} 31. Qe2 {[%emt 0:04:22]} Nb8 {[%emt 0:03:01]} (31... Nb4 $15 32. a3 Nc6) 32. Ba3 $14 {[%emt 0:00:50][%cal Of3g3] Hoping for Rg3!} Rg8 {[%emt 0:05:02]} (32... Re8 $1 $14) 33. Rg3 $36 {[%emt 0:01:29][%mdl 2048] Black is under strong pressure.} Qh6 {[%emt 0:00:04]} 34. Be7 {[%emt 0:00:14][%cal Og3h3]} Rxg3 {[%emt 0:00:12]} 35. Bxf6+ {[%emt 0:00:06]} Qxf6 {[%emt 0:00:04]} 36. hxg3 {[%emt 0:00:06][%mdl 4096] Endgame KQN-KQN} Kg7 {[%emt 0:02:30]} 37. Qb5 {[%emt 0:00:26] Prevents Nc6.} Qe6 {[%emt 0:00:12] Against Qe8} 38. Kf2 {[%emt 0:01:15]} Kf8 $2 {[%emt 0:02:22]} (38... Kf6 $14) 39. b4 $1 $18 {[%emt 0:00:51]} axb4 {[%emt 0:00:42][%cal Oc7c5]} 40. Qxb4+ {[%emt 0:00:00]} ({Only move:} 40. Qa4 $1 $18) 40... Ke8 $1 $11 {[%emt 0:00:00]} 41. Qa4+ {[%emt 0:01:13]} (41. Qa3 {is more complex.} Nd7 42. Qa8+ Ke7 43. Nc6+) 41... Kd8 {[%emt 0:03:31]} 42. Qa8 {[%emt 0:11:33]} (42. Qa7 $5 {[%cal Ra7b8]} Kc8 43. Qa8 $14) 42... Kc8 {[%emt 0:00:22]} 43. Kf3 {[%emt 0:00:56]} Qd6 {[%emt 0:04:57]} 44. a3 {[%emt 0:00:16]} c5 {[%emt 0:04:32]} 45. Qa4 {[%emt 0:00:43]} c4 {[%emt 0:02:32]} (45... Qe6 $11) 46. Qe8+ $14 {[%emt 0:00:32]} Kb7 {[%emt 0:01:42]} 47. Qf7+ {[%emt 0:00:49]} Ka8 {[%emt 0:01:27]} 48. Qxf5 {[%emt 0:01:10] White is much more active.} ({Don't take} 48. Qxh7 Qxa3 49. Qxf5 c3 $14) 48... Qxa3 {[%emt 0:02:42] [#]} (48... c3 $16) 49. Nxc4 $2 {[%emt 0:11:13]} dxc4 $11 {[%emt 0:00:33] The position is equal.} 50. Qd5+ {[%emt 0:01:57]} Ka7 {[%emt 0:00:11]} 51. Qf7+ {[%emt 0:00:10]} Ka6 {[%emt 0:03:45]} 52. Qxc4+ {[%emt 0:00:04]} Kb7 {[%emt 0:00:46] aiming for ...Qf8+.} 53. Qf7+ {[%emt 0:00:48]} Kc8 {[%emt 0:00:40]} 54. Qxh7 {[%emt 0:02:36]} Qf8+ {[%emt 0:00:35]} 55. Ke4 {[%emt 0:00:28]} Nd7 {[%emt 0:00:14] ( -> ...Nf6+)} 56. Qf5 {[%emt 0:01:48]} Qd6 {[%emt 0:01:17]} 57. g4 {[%emt 0:01:20]} Qc6+ {[%emt 0:02:07]} 58. Kd3 {[%emt 0:01:45]} (58. d5 Qc4+ 59. Kf3 b5 $17) 58... b5 {[%emt 0:01:23]} 59. g5 {[%emt 0:02:09]} ({Don't play} 59. Ke2 b4 60. g5 Qxg2+ 61. Kd3 Qa2 $17) 59... Qc4+ {[%emt 0:00:10]} 60. Kd2 $1 {[%emt 0:00:29]} Kd8 {[%emt 0:00:24]} 61. g6 {[%emt 0:01:20] g7 is the strong threat.} Qa2+ {[%emt 0:01:05]} 62. Qc2 {[%emt 0:00:23]} Qd5 {[%emt 0:00:35]} 63. Kc3 {[%emt 0:02:05]} Qc4+ {[%emt 0:02:19]} (63... Qe6 {feels hotter.} 64. Qd3 Nf6 65. g7 Ke7) 64. Kb2 {[%emt 0:00:14]} Qb4+ {[%emt 0:00:50]} 65. Qb3 {[%emt 0:00:37]} Qd2+ {[%emt 0:00:15]} 66. Kb1 {[%emt 0:00:54]} Qe1+ {[%emt 0:01:18]} 67. Ka2 {[%emt 0:00:32]} Qf2+ {[%emt 0:00:37]} 68. Ka3 {[%emt 0:00:25]} Qxg2 {[%emt 0:00:22]} 69. Qg8+ {[%emt 0:00:13]} Kc7 {[%emt 0:00:37]} 70. g7 {Threatens to win with Qf7.} Qg5 {[%emt 0:02:06]} 71. Qf7 {[%emt 0:03:56]} Qxe3+ {[%emt 0:00:05]} 72. Kb4 {[%emt 0:00:22]} Qxd4+ {[%emt 0:00:45]} 73. Kxb5 {[%emt 0:01:02]} Qb2+ {[%emt 0:00:27]} 74. Ka4 {[%emt 0:00:13]} Qa1+ {[%emt 0:00:15]} 75. Kb3 {[%emt 0:00:19]} Qb1+ {[%emt 0:00:07]} 76. Ka3 {[%emt 0:00:40] Black must now prevent Qf4+.} Qd3+ {[%emt 0:00:22] Weighted Error Value: White=0.17 (very precise) /Black=0.19 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.13"]
[White "Stachecki, Mikolaj"]
[Black "Smetek, Michal"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2015"]
[BlackElo "1787"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,76,27,33,30,31,58,31,47,32,68,33,43,40,49,-65,-58,-147,-88,-91,-97,-105,-70,-80,-114,-192,-174,-187,-143,-147,-102,-93,-92,-140,-108,-94,-81,-72,-35,-53,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,404,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:08]} c6 {[%emt 0:00:16]} 2. d4 {[%emt 0:00:16]} d5 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:11]} dxe4 {[%emt 0:00:20]} 4. Nxe4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:28]} 5. Nxf6+ {[%emt 0:00:11]} exf6 {[%emt 0:00:05]} 6. c3 {[%emt 0:00:17]} Bd6 7. Bd3 {[%emt 0:00:15]} O-O {[%emt 0:00:29]} 8. Qc2 {[%emt 0:00:10] Active counter play!} Re8+ {[%emt 0:00:14] B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 9. Ne2 {[%emt 0:00:14]} h5 {[%emt 0:00:22]} 10. Be3 {[%emt 0:00:21]} Qc7 {[%emt 0:05:21] White is slightly better.} 11. O-O-O {[%emt 0:02:51]} c5 {[%emt 0:08:58] [#]} 12. Ng3 $146 {[%emt 0:08:57]} ({Predecessor:} 12. Qa4 Bd7 13. Bb5 Bxb5 14. Qxb5 Na6 15. Ng3 g6 16. dxc5 Bxc5 17. Bd4 Re6 18. f3 {0-1 Noshin,A (2004)-Manon,R (2162) Dhaka Sheikh Hasina op 2021 (8)}) 12... cxd4 {[%emt 0:12:33]} 13. Bh7+ $1 {[%emt 0:17:45]} ({Much worse is} 13. Bxd4 Nc6 $11) 13... Kf8 {[%emt 0:09:20]} 14. Bxd4 {[%emt 0:20:58]} (14. Rxd4 $14 Nc6 15. Rh4) 14... Nc6 $15 {[%emt 0:05:54]} 15. Bf5 {[%emt 0:06:51]} ({Better is} 15. Be3 $1 $15) 15... Nxd4 {[%emt 0:04:49]} ({Black should play} 15... h4 16. Bxc8 hxg3) 16. Rxd4 $17 {[%emt 0:00:14]} Be5 {[%emt 0:03:22]} 17. Rdd1 {[%emt 0:13:00]} Bxf5 {[%emt 0:06:45]} 18. Qxf5 {[%emt 0:02:22]} g6 {[%emt 0:00:35]} 19. Qd7 {[%emt 0:04:18]} (19. Qc2 $17 {was worth a try.}) 19... Qb6 $19 {[%emt 0:09:16]} 20. Qd2 {[%emt 0:02:32]} f5 {[%emt 0:09:37]} 21. Rhe1 {[%emt 0:00:48]} Qc7 {[%emt 0:02:06]} 22. Kb1 {[%emt 0:01:36]} Bf6 {[%emt 0:03:00]} 23. h3 {[%emt 0:04:02]} (23. Nf1 $142) 23... Kg7 {[%emt 0:00:58]} 24. Ne2 {[%emt 0:00:50]} b5 {[%emt 0:05:02]} 25. Nf4 {[%emt 0:02:13]} Qc4 {[%emt 0:05:31] ...Rad8 would be deadly.} 26. Nd5 {[%emt 0:02:42]} Rxe1 {[%emt 0:00:13]} (26... Red8 $15) 27. Qxe1 $11 {[%emt 0:00:09]} Rd8 {[%emt 0:04:11]} 28. Nxf6 {[%emt 0:00:21]} Rxd1+ {[%emt 0:00:09]} 29. Qxd1 {[%emt 0:00:03]} Kxf6 {[%emt 0:00:15][%mdl 4096] Endgame KQ-KQ} 30. f3 {[%emt 0:07:45] Inhibits Qe4+.} f4 {[%emt 0:02:08]} 31. Qe1 {[%emt 0:02:56]} Qd3+ {[%emt 0:02:05]} 32. Kc1 {[%emt 0:00:10]} Kf5 {[%emt 0:01:08]} 33. b3 {[%emt 0:00:38]} h4 {[%emt 0:00:44]} 34. Kb2 {[%emt 0:00:21]} g5 $2 {[%emt 0:00:36][%mdl 8192] [#]} (34... Kg5 $11 {and Black stays safe.}) 35. a4 $2 {[%emt 0:00:27]} (35. Qb1 $1 $18 {[%cal Rb1d3]} Qxb1+ 36. Kxb1) 35... bxa4 {[%emt 0:00:27] The position is equal.} 36. bxa4 {[%emt 0:00:04] Strongly threatening Qb1.} Qc4 {[%emt 0:00:29]} 37. Qb1+ {[%emt 0:01:00]} Kf6 {[%emt 0:00:25]} 38. Qd1 {[%emt 0:00:33] Black must now prevent Qd4+.} Kg6 {[%emt 0:00:38] Whites escaped into a draw.   Weighted Error Value: White=0.46/Black=0.37} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.14"]
[White "Madajczak, Piotr"]
[Black "Krasniewski, Szymon"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1897"]
[BlackElo "1771"]
[Annotator "NA RC COMBH"]
[PlyCount "106"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:17]} g6 {[%emt 0:00:02]} 2. Nc3 {[%emt 0:00:11]} Bg7 {[%emt 0:00:03]} 3. g3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:04]} 4. Bg2 {[%emt 0:00:08]} O-O {[%emt 0:00:05]} 5. d3 {[%emt 0:00:08]} d6 {[%emt 0:00:17]} 6. e3 {[%emt 0:00:15]} e5 {[%emt 0:00:26]} 7. Nge2 {[%emt 0:00:12]} c6 {[%emt 0:00:22] 7...c6 scores better than 7...Nc6.} 8. O-O {[%emt 0:00:27]} Re8 {[%emt 0:01:26]} 9. b4 {[%emt 0:03:48]} d5 {[%emt 0:04:55]} 10. cxd5 {[%emt 0:05:24]} Nxd5 {[%emt 0:01:02]} 11. Nxd5 {[%emt 0:01:02]} cxd5 {[%emt 0:00:01] [#]} 12. d4 $146 {[%emt 0:03:07]} ({Predecessor:} 12. Rb1 Be6 13. b5 Nd7 14. a4 Rc8 15. Ba3 Nf6 16. d4 e4 17. h3 Qd7 18. Nf4 {0-1 Fuhrmann,F (1537)-Pienski,O (2004) Blankenese op 3rd 2019 (1.13)}) 12... exd4 {[%emt 0:04:54]} 13. Nxd4 {[%emt 0:13:06]} Nc6 {[%emt 0:01:31]} 14. Ba3 {[%emt 0:04:14]} Nxd4 {[%emt 0:02:26]} 15. exd4 {[%emt 0:00:08]} Bf5 {[%emt 0:02:26]} 16. Qd2 {[%emt 0:10:21]} Be4 {[%emt 0:11:08]} 17. f3 {[%emt 0:07:19]} Bf5 {[%emt 0:00:24]} 18. Rac1 {[%emt 0:00:53]} Qd6 {[%emt 0:10:53]} 19. g4 {[%emt 0:30:53]} Bd7 {[%emt 0:00:18]} 20. Rc2 {[%emt 0:00:23]} Rac8 {[%emt 0:02:31]} 21. Rfc1 {[%emt 0:01:59]} Qf6 {[%emt 0:04:47]} 22. Bb2 {[%emt 0:00:47]} Rxc2 {[%emt 0:00:18]} 23. Rxc2 {[%emt 0:00:39]} Bb5 {[%emt 0:01:33]} 24. Qc1 {[%emt 0:07:01]} Bc4 {[%emt 0:01:21]} 25. Bc3 {[%emt 0:02:36]} Qh4 {[%emt 0:01:43]} 26. Rf2 {[%emt 0:01:21]} Bh6 {[%emt 0:02:02]} 27. Bd2 {[%emt 0:00:02]} Bxd2 {[%emt 0:00:33]} 28. Qxd2 {[%emt 0:00:16]} Qe7 {[%emt 0:00:23]} 29. h3 {[%emt 0:05:47]} Qe1+ {[%emt 0:03:38]} 30. Kh2 {[%emt 0:00:02]} Re6 {[%emt 0:01:23]} 31. Kg3 {[%emt 0:02:24]} Qxd2 {[%emt 0:01:00]} 32. Rxd2 {[%emt 0:00:02]} Ra6 {[%emt 0:00:28]} 33. g5 {[%emt 0:00:52]} f6 {[%emt 0:01:25]} 34. h4 {[%emt 0:00:23]} Rxa2 {[%emt 0:00:33]} 35. Rxa2 {[%emt 0:00:42]} Bxa2 {[%emt 0:00:01]} 36. Bh3 {[%emt 0:00:19]} Kf7 {[%emt 0:01:20]} 37. Kf4 {[%emt 0:00:46]} b6 {[%emt 0:02:13]} 38. Ke3 {[%emt 0:00:21]} a5 {[%emt 0:01:03]} 39. bxa5 {[%emt 0:00:01]} bxa5 {[%emt 0:00:01]} 40. Kd2 {[%emt 0:00:00]} fxg5 {[%emt 0:00:00]} 41. hxg5 {[%emt 0:00:27]} h5 {[%emt 0:09:35]} 42. gxh6 {[%emt 0:07:48]} Kg8 {[%emt 0:00:07]} 43. f4 {[%emt 0:05:43]} Kh7 {[%emt 0:00:20]} 44. Be6 {[%emt 0:06:09]} Kxh6 {[%emt 0:00:13]} 45. Kc3 {[%emt 0:00:20]} Kg7 {[%emt 0:02:20]} 46. Kb2 {[%emt 0:01:04]} Kf6 {[%emt 0:00:25]} 47. Bh3 {[%emt 0:00:42]} Bc4 {[%emt 0:00:42]} 48. Ka3 {[%emt 0:00:27]} Bb5 {[%emt 0:00:32]} 49. Bg4 {[%emt 0:00:37]} Ke7 {[%emt 0:00:49]} 50. Bf3 {[%emt 0:00:35]} Bc6 {[%emt 0:01:12]} 51. Bg2 {[%emt 0:00:21]} Kd6 {[%emt 0:00:44]} 52. Bf1 $15 {[%emt 0:01:16]} Be8 {[%emt 0:02:10]} 53. Be2 {[%emt 0:00:21]} Bd7 {[%emt 0:00:23]} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.15"]
[White "Paprocki, Antoni"]
[Black "Kozlowski, Franciszek"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2255"]
[BlackElo "1829"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,99,0,10,42,17,11,1,1,0,0,-15,-12,-19,0,-12,0,0,0,0,7,-2,-2,-4,-10,0,7,-2,4,6,0,2,5,5,6,0,8,0,0,0,2,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,22]} 1. d4 {[%emt 0:00:41]} Nf6 {[%emt 0:00:22]} 2. c4 {[%emt 0:00:07]} e6 {[%emt 0:00:07]} 3. g3 {[%emt 0:00:07]} d5 {[%emt 0:00:34]} 4. Bg2 {[%emt 0:00:07]} Bb4+ {[%emt 0:00:38]} 5. Nd2 {[%emt 0:00:18]} O-O {[%emt 0:01:16]} 6. Ngf3 b6 7. Ne5 Bb7 {[%cal Bc8b7,Bb7d5,Bd5e4][%mdl 32]} 8. O-O Nfd7 {Recently 8...a5 got a lot of attention. E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} 9. Ndf3 {[#]} (9. Nd3 $5 {[%cal Rd3b4]} Be7 10. cxd5 Bxd5 11. e4 $14) 9... Be7 $146 {The position is equal.} ({Predecessor:} 9... dxc4 10. Qc2 g6 11. Nxc4 Be7 12. Rd1 Bf6 13. Bf4 Qe7 14. Rac1 Na6 15. Qa4 g5 16. Be3 {½-½ Soderstrom,A (2292)-Wernberg,H (2316) SWE-ch U20 Uppsala 2022 (4)}) 10. cxd5 Bxd5 11. Nxd7 (11. Qd3 {feels hotter.} c5 12. Nxd7 Nxd7 13. e4) 11... Nxd7 12. Qc2 Nf6 13. Bg5 Be4 14. Qa4 h6 {[#] ...b5 is the strong threat.} 15. Bxf6 Bxf6 16. Rac1 c6 17. Rfd1 Qd5 18. Ne1 Bxg2 19. Nxg2 Qe4 20. Kf1 Rfd8 (20... Rac8 {seems wilder.} 21. Qxa7 Bxd4 22. Qa4 c5) 21. Qxc6 Qxc6 22. Rxc6 Rxd4 23. Rxd4 Bxd4 $11 {[%mdl 4096] Endgame KRB-KRN} 24. b3 b5 25. e3 Bb6 26. Nf4 Rd8 27. Ke2 Kf8 28. Nd3 Ke7 29. Ne5 {[%cal Oc6b6]} Rd5 30. f4 Rc5 31. Rxc5 Bxc5 {KB-KN} 32. b4 Bb6 33. Kd3 f6 34. Nc6+ Kd6 35. Nd4 Bxd4 36. Kxd4 {KP-KP} h5 37. Ke4 g6 38. h3 Kc6 39. g4 Kd6 40. gxh5 gxh5 41. f5 e5 42. Kd3 Kd5 {[#] ...e4+ would be deadly.} 43. e4+ Kd6 44. Ke3 Ke7 45. Kf3 Kf7 46. Kg3 Kg7 47. Kh4 Kh6 48. a3 a6 49. Kg3 Kg5 {[%emt 1:50:42]} 50. h4+ {[%emt 1:44:22] A rather calm draw.   Weighted Error Value: White=0.03 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.16"]
[White "Karut, Kacper"]
[Black "Malik, Maciej"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "1904"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,55,35,8,45,62,68,71,68,68,80,79,84,78,113,94,143,129,142,129,458,430,464,462,452,456,841,845,845,842,835,831,813,818,1057,758,896,764,1261,1177]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:10]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:23]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:08]} 4. Nxd4 {[%emt 0:00:04]} e6 {[%emt 0:00:15]} 5. Nc3 {[%emt 0:00:09]} Qc7 {[%emt 0:00:49]} 6. Be2 {[%emt 0:00:13]} a6 {[%emt 0:01:18]} 7. O-O {[%emt 0:00:24]} Nf6 {[%emt 0:02:32]} 8. Be3 {[%emt 0:00:10]} Bb4 {[%emt 0:02:26]} 9. Nxc6 {[%emt 0:00:30]} bxc6 {[%emt 0:00:58]} 10. f4 {[%emt 0:00:13]} d5 {[%emt 0:23:05] B49: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 7 Be2.} 11. e5 {[%emt 0:00:17]} Nd7 {[%emt 0:00:23]} 12. Na4 $1 {[%emt 0:02:43]} O-O {[%emt 0:18:52] White is better.} 13. c4 {[%emt 0:00:07]} Be7 {[%emt 0:01:50]} 14. cxd5 {[%emt 0:05:14]} cxd5 {[%emt 0:00:56]} 15. Rc1 {[%emt 0:00:47]} Qb8 {[%emt 0:00:34]} 16. Rc3 {[%emt 0:01:00]} a5 {[%emt 0:07:53] [#]} (16... Bb7 $142) 17. Qc2 $146 {[%emt 0:09:02]} ({Predecessor:} 17. Rb3 Qc7 18. Qc1 Qxc1 19. Rxc1 Rd8 20. Rc7 Bf8 21. Kf1 Rb8 22. Rxb8 Nxb8 23. Bb6 {1-0 Alsina Leal,D (2517)-Chalmeta Ugas,R (2269) Catalunya-chT Gp2 2016 (6.3)}) 17... f6 {[%emt 0:11:13]} 18. Bg4 {[%emt 0:12:22] White is much more active. The black rooks are badly placed.} Nxe5 $2 {[%emt 0:06:24][%mdl 8192] [#]} 19. fxe5 $18 {[%emt 0:03:24] White is clearly winning.} Qxe5 {[%emt 0:00:58]} 20. Nb6 {[%emt 0:04:20][%csl LRa8,LRc8]} Rb8 {[%emt 0:18:19]} 21. Nxc8 {[%emt 0:00:51]} Bb4 {[%emt 0:00:46]} (21... Rbxc8 $142 22. Rxc8 Qxe3+ 23. Kh1 Rxc8 24. Qxc8+ Kf7 25. Bh5+ g6) 22. Bf4 {[%emt 0:04:14]} Qd4+ {[%emt 0:00:05]} 23. Kh1 {[%emt 0:01:00]} e5 {[%emt 0:00:24]} 24. Be6+ {[%emt 0:00:26]} Kh8 {[%emt 0:00:01]} 25. Be3 {[%emt 0:00:19]} Qh4 {[%emt 0:00:18]} 26. Bf2 Qf4 {[%emt 0:01:29]} 27. Rf3 {[%emt 0:01:26]} Qg5 {[%emt 0:00:19]} 28. Be3 {[%emt 0:00:27] Black got outplayed after the opening.   Weighted Error Value: White=0.08 (flawless) /Black=0.64} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.17"]
[White "Kolodziejski, Piotr"]
[Black "Smuda, Tomasz"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2118"]
[BlackElo "1654"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,132,21,18,7,8,14,118,118,116,113,102,71,139,130,320,311,313,225,218,227,327,208,206,188,177,178,166,168,331,337,333,332,376,348,479,502,491,506,495,483,449,179,152,144,233,193,189,189,239,200,255,187,187,187,220,229,214,206,200,175,241,173,173,114,157,137,522,520,497,508,489,397,387,362,922,895,1149,1083,1485,1470,1364,1316,2352,2490,5165,5081,6199,3093,6183,5981,5764,5651,5057,2518,5081,5081,5081,4143,29985,29984,29986,29987,29987,29988,29990,29986,29986,29987,29988,29989,29990,29991,29992,29992,29992,29988,29996,29993,29994,29995,29998,29999,29999]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:15]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:05]} dxe4 {[%emt 0:00:10]} 4. Nxe4 {[%emt 0:00:05]} Bf5 {[%emt 0:00:14]} 5. Ng3 {[%emt 0:00:07]} Bg6 {[%emt 0:00:17]} 6. h4 {[%emt 0:01:08]} h6 {[%emt 0:00:16]} 7. N1e2 {[%emt 0:00:04] B18: Classical Caro-Kann: 4...Bf5 sidelines.} e5 {[%emt 0:05:17] Inhibits Nf4.} 8. dxe5 {[%emt 0:00:12]} Qa5+ {[%emt 0:00:25]} (8... Qxd1+ $1 $11 9. Kxd1 Nd7) 9. Bd2 $16 {[%emt 0:00:05] White is better.} Qxe5 {[%emt 0:00:17]} 10. Bc3 {[%emt 0:02:12]} Qc7 {[%emt 0:02:11]} 11. Qd2 {[%emt 0:03:43] [#]} Nf6 $146 {[%emt 0:02:13]} (11... Nd7 $142) ({Predecessor:} 11... Nd7 12. O-O-O O-O-O 13. Nf4 Ngf6 14. Nxg6 fxg6 15. Kb1 Bc5 16. Bc4 Rhe8 17. Bd4 Nb6 {0-1 Hiramine,R (1966)-Garcia,G (1921) Goiania-ch U26 2013 (6)}) 12. O-O-O $40 {[%emt 0:08:19][%mdl 128] White wants a kill.} (12. Bxf6 $6 gxf6 13. O-O-O (13. h5 Bh7 $14) 13... Nd7 $14) 12... Be7 $2 {[%emt 0:15:32]} (12... Nbd7 $16 {was called for.}) 13. Nf4 $18 {[%emt 0:03:34]} O-O {[%emt 0:01:55]} 14. Nxg6 {[%emt 0:09:57]} fxg6 {[%emt 0:00:11]} 15. Bc4+ {[%emt 0:00:48]} Kh8 (15... Nd5 {was worth a try.} 16. Qd3 (16. Bxd5+ cxd5 17. Qxd5+ Rf7 $16) 16... Bf6 17. Bxf6 (17. Bxd5+ cxd5 18. Qxd5+ Qf7 $18) 17... Rxf6 18. Bxd5+ (18. Ne4 Rf5 $18) 18... cxd5) 16. Rhe1 {[%emt 0:05:10] [#] Black must now prevent Ne2.} b5 {[%emt 0:19:05]} 17. Be6 {[%emt 0:20:42]} Na6 {[%emt 0:08:26]} 18. Ba5 {[%emt 0:02:21] A strong pair of Bishops.} Qb7 {[%emt 0:06:35]} 19. Qd3 {[%emt 0:02:49]} Nc5 $2 {[%emt 0:06:33]} (19... Bb4) 20. Qxg6 {[%emt 0:01:54]} Nxe6 {[%emt 0:00:45]} 21. Rxe6 {[%emt 0:00:07]} Nd5 {[%emt 0:05:28]} 22. Nh5 {[%emt 0:13:02][%csl Gh5][%cal Rg6g7] [#]} ({Less strong is} 22. Rxc6 Bf6 23. Rd6 Nf4 $16) 22... Bxh4 {[%emt 0:20:09]} 23. Rxc6 {[%emt 0:03:04][%cal Oc6c7]} Bg5+ {[%emt 0:02:52]} 24. Kb1 {[%emt 0:00:28][%cal Oc6c7] White threatens Rc7! and mate.} Nf4 {[%emt 0:01:51]} 25. Nxf4 {[%emt 0:00:55]} Bxf4 {[%emt 0:00:14]} 26. Re6 $2 {[%emt 0:06:20]} (26. Rc7 Qxc7 27. Bxc7 Bxc7 28. Rd7) 26... Qf7 {[%emt 0:00:55]} 27. Qe4 {[%emt 0:03:40] White has more active pieces.} Rac8 {[%emt 0:01:17]} (27... Rae8 $16 28. Rxe8 Qxe8) 28. Bc3 {[%emt 0:01:30] aiming for Re7.} Bg5 {[%emt 0:00:30] Repels Re7} 29. f3 {[%emt 0:02:39]} Rc4 (29... Rfd8 $142 30. Rh1 Kg8) 30. Qe2 {[%emt 0:00:20]} Rfc8 {[%emt 0:00:58]} 31. Rd4 {[%emt 0:02:59]} Rxd4 {[%emt 0:00:22]} 32. Bxd4 {[%emt 0:00:04]} Rd8 {[%emt 0:00:28]} 33. c3 {[%emt 0:01:23]} b4 {[%emt 0:00:38]} 34. Qe4 {[%emt 0:04:37] Strongly threatening Rg6.} bxc3 {[%emt 0:00:32] Black is weak on the light squares} 35. Bxc3 {[%emt 0:01:30]} Qd7 {[%emt 0:00:31]} (35... Rd1+ $142 36. Kc2 Rd8) 36. Qe2 {[%emt 0:00:36]} Rc8 {[%emt 0:00:30]} 37. g3 {[%emt 0:00:54]} (37. a3 $18) 37... Qb7 38. Re8+ {[%emt 0:00:44]} Kh7 $2 {[%emt 0:01:01][%mdl 8192]} (38... Rxe8 $16 39. Qxe8+ Kh7) 39. Qd3+ {[%emt 0:00:50]} g6 {[%emt 0:00:16]} 40. Rxc8 {[%emt 0:00:00]} ({Weaker is} 40. Re6 Qf7 41. Rd6 Rc7 $18) 40... Qxc8 {[%emt 0:00:00][%mdl 4096] Endgame KQB-KQB} 41. f4 {[%emt 0:02:13]} Qd8 {[%emt 0:02:50]} 42. Kc2 {[%emt 0:02:48]} Qxd3+ $2 {[%emt 0:03:23]} (42... Bf6 43. Qxd8 Bxd8) 43. Kxd3 {[%emt 0:00:05] KB-KB} Bd8 {[%emt 0:00:49]} 44. Ke4 {[%emt 0:01:13]} Kg8 {[%emt 0:00:15]} 45. b4 {[%emt 0:01:13]} Kf7 {[%emt 0:00:36]} 46. Kd5 {[%emt 0:01:43]} h5 {[%emt 0:10:48]} 47. b5 {[%emt 0:01:36] Threatens to win with Bd4.} Bb6 {[%emt 0:00:40]} 48. Bd4 {[%emt 0:04:29]} Ba5 {[%emt 0:00:34]} 49. Ke4 {[%emt 0:03:03]} (49. Bxa7 $142 g5 50. fxg5) 49... Be1 {[%emt 0:02:23]} 50. Kf3 {[%emt 0:00:38]} Ke6 {[%emt 0:00:15]} 51. Bxa7 {[%emt 0:00:03] And now b6 would win.} Kd7 {[%emt 0:00:19]} 52. Bf2 {[%emt 0:00:27]} (52. Bb6 $142 Kc8 53. g4) 52... Bc3 {[%emt 0:00:31]} 53. Ke4 {[%emt 0:00:07]} Kd6 {[%emt 0:00:12]} 54. a4 {[%emt 0:00:19][%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32] Threatening mate with Bb6.} Ke6 {[%emt 0:00:42]} 55. Bb6 {[%emt 0:02:04] White mates.} Kd7 {[%emt 0:00:44]} 56. a5 {[%emt 0:00:40]} Kc8 {[%emt 0:00:21]} 57. a6 {[%emt 0:00:05]} Be1 {[%emt 0:00:45]} 58. Kf3 {[%emt 0:00:06]} Bc3 {[%emt 0:00:05]} 59. Bf2 {[%emt 0:00:18]} Bf6 {[%emt 0:01:44]} 60. Ke4 {[%emt 0:00:09]} Kb8 {[%emt 0:00:16]} 61. Kd5 {[%emt 0:00:06]} g5 {[%emt 0:00:38]} 62. fxg5 {[%emt 0:00:07]} Bxg5 {[%emt 0:00:09]} 63. Kc6 {[%emt 0:00:05]} h4 {[%emt 0:01:14]} 64. gxh4 {[%emt 0:00:05]} Bd8 {[%emt 0:00:19]} 65. b6 {[%emt 0:00:06][%cal Bb5b6,Bb6b7][%mdl 32]} Be7 {[%emt 0:01:00]} 66. a7+ {[%emt 0:00:13]} Ka8 {[%emt 0:00:13]} 67. b7# {[%emt 0:00:05] Weighted Error Value: White=0.27 (precise) /Black=0.61} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.18"]
[White "Jedraszek, Pawel"]
[Black "Pieczulis, Blazej"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1944"]
[BlackElo "1784"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 26,165,35,33,32,6,101,116,151,149,147,143,148,125,128,121,124,126,125,92,75,85,87,75,72,72,70,74,72,72,68,27,31,33,71,61,79,7,19,38,45,9,7,0,0,-53,-39,-503,-501,-5281,-1116,-774,-5206,-4902,-5105,-2007,-1844,-1212,-1184,-968,-452,-439,-415,-638,-636,-636,-641,-29966,-12277,-6019,-29962,-29966,-29967,-29961,-5013,-29965,-29965,-29966,-29963,-4898,-939,-822,-822,-29961,-29962,-29967,-29969,-29968,-29968,-29970,-29972,-29972,-29973,-29973,-29973,-29971,-29973,-29973,-29974,-29972,-29970,-29977,-29976,-29976,-29977,-29974,-29975,-29975,-29976,-29974,-29977,-29979,-29980,-29993,-29983,-29983,-29984,-29984,-29982,-29984,-29985,-29985,-29984,-29984,0,-29985,-29985,-29985,-29986,-29986,-29987,-29989,-29988,-29994,-29989,-29989,-29982,-29988,-29989,-29990,-29991,-29992]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:08]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:12]} dxe4 {[%emt 0:00:29]} 4. Nxe4 {[%emt 0:00:03]} Bf5 {[%emt 0:00:06]} 5. Ng3 {[%emt 0:00:12]} Bg6 {[%emt 0:00:40]} 6. h4 {[%emt 0:00:29]} h6 {[%emt 0:02:45]} 7. f4 {[%emt 0:00:26]} e6 {[%emt 0:04:00]} 8. Nf3 {[%emt 0:00:48]} Nd7 {[%emt 0:01:07]} 9. h5 {[%emt 0:01:02]} Bh7 10. Bd3 {[%emt 0:00:13]} Bxd3 {[%emt 0:04:34]} 11. Qxd3 {[%emt 0:00:04]} Qc7 {[%emt 0:01:17]} 12. Bd2 {[%emt 0:02:18]} O-O-O {[%emt 0:08:14]} 13. Qe2 {[%emt 0:03:20]} Ngf6 {[%emt 0:11:08]} 14. O-O-O {[%emt 0:02:14]} Nb6 {[%emt 0:06:26] B18: Classical Caro-Kann: 4...Bf5 sidelines.} 15. Kb1 {[%emt 0:05:45]} Nbd5 {[%emt 0:14:44]} (15... c5 $11) 16. Ne5 $16 {[%emt 0:04:40]} c5 {[%emt 0:05:28] White is better.} 17. c4 {[%emt 0:07:46]} Nb6 {[%emt 0:00:52] [#]} 18. Be3 $146 {[%emt 0:01:29]} ({Predecessor:} 18. dxc5 Bxc5 19. Ba5 Qe7 20. Nd3 Rd7 21. Rc1 Kb8 22. Ne5 Rd4 23. Rhf1 Rhd8 24. Bc3 {1-0 Gunajew,R (2225)-Janocko,P (2077) Plzen op 1st 2009 (5)}) 18... Na4 {[%emt 0:11:27]} 19. Qc2 {[%emt 0:14:52]} cxd4 {[%emt 0:04:35]} 20. Qxa4 {[%emt 0:01:03]} (20. Rxd4 $6 Rxd4 21. Bxd4 Bc5 $14) 20... dxe3 {[%emt 0:00:07]} 21. Rxd8+ {[%emt 0:00:21]} (21. Qxa7 $6 Bd6 22. Rxd6 (22. Qxe3 Ng4 $11) 22... Qxd6 $11) 21... Kxd8 {[%emt 0:03:16]} 22. Qxa7 {[%emt 0:03:17]} Bc5 {[%emt 0:02:39]} 23. Qa8+ {[%emt 0:10:20][%mdl 64] Skewer} Qc8 {[%emt 0:00:17]} 24. Qxc8+ {[%emt 0:08:05]} ({Of course not} 24. Qa4 Ke7 $11) 24... Kxc8 {[%emt 0:00:47]} 25. Nxf7 {[%emt 0:00:03]} Rf8 {[%emt 0:01:38]} 26. Ne5 {[%emt 0:00:08]} Rd8 {[%emt 0:00:32]} 27. Nf3 {[%emt 0:02:50] Prevents Rd2} Ng4 {[%emt 0:01:13]} 28. Kc2 {[%emt 0:06:42]} Nf2 $1 {[%emt 0:00:58]} 29. Rf1 {[%emt 0:01:16]} Rf8 {[%emt 0:05:17] [#]} 30. Ne2 {[%emt 0:00:50]} Bd6 {[%emt 0:00:27] [#]} 31. Nfd4 {[%emt 0:05:24]} (31. g3 $1 $16) 31... Kd7 $11 {[%emt 0:00:51]} 32. g3 {[%emt 0:00:17]} e5 {[%emt 0:00:38]} 33. fxe5 {[%emt 0:00:50]} Bxe5 {[%emt 0:00:06]} 34. a3 {[%emt 0:02:42]} Kd6 {[%emt 0:01:30]} 35. Nb5+ {[%emt 0:03:14] Excellent horsemanship.} (35. Re1 $11) 35... Kc5 $15 {[%emt 0:00:33]} 36. b3 {[%emt 0:00:29][%mdl 8192] Black continues to play with concentration.} (36. Nbc3 $1 $15) 36... Rd8 $19 {[%emt 0:00:35]} 37. Nbc3 {[%emt 0:07:08]} (37. Ned4 $142 Bxd4 38. Re1) 37... Rd2+ {[%emt 0:00:41]} 38. Kb1 {[%emt 0:00:13]} Bxc3 {[%emt 0:00:19][%mdl 64] Remove Defender} 39. Nxc3 {[%emt 0:00:30][%mdl 4096] Endgame KRN-KRN} Kd4 {[%emt 0:00:27]} 40. Rc1 {[%emt 0:00:00]} e2 {[%emt 0:00:00]} 41. Nxe2+ {[%emt 0:08:58]} Rxe2 {[%emt 0:04:43] KRN-KR} 42. c5 {[%emt 0:00:37]} Nd3 {[%emt 0:00:21]} (42... Ne4 $142 43. Rc2 Rxc2 44. Kxc2 Nxg3) 43. Rc4+ {[%emt 0:00:08]} Kd5 {[%emt 0:00:44] ...Rb2+ would be deadly.} 44. Rg4 {[%emt 0:00:37]} (44. Rc3 $142 Nxc5 45. Rc4) 44... Rb2+ {[%emt 0:00:28]} 45. Ka1 {[%emt 0:00:03]} Rxb3 {[%emt 0:00:51]} 46. Rxg7 {[%emt 0:00:57]} Rxa3+ {[%emt 0:02:40]} 47. Kb1 {[%emt 0:00:01]} Nxc5 {[%emt 0:00:08]} 48. g4 {[%emt 0:01:31]} Rg3 {[%emt 0:05:22]} 49. Rg6 {[%emt 0:01:29]} Ne6 {[%emt 0:01:45]} (49... b5 $142 50. Rf6 Rxg4 51. Rxh6 b4 52. Kc2 b3+ 53. Kc3 Rc4+ 54. Kd2 Rb4 55. Rg6 b2 56. Rg1 b1=Q 57. Rxb1 Rxb1 58. Ke3 Ne6 59. Kd3 Rh1 60. h6 Rxh6 61. Ke2 Rh3 62. Kd1 Kd4 63. Kc2 Nf4 64. Kb2 Rh2+ 65. Kb3 Nd5 66. Ka4 Kc4 67. Ka3 Nf6 68. Ka4 Ra2#) 50. Rxh6 {[%emt 0:00:35]} Rxg4 {[%emt 0:00:02]} 51. Rh8 {[%emt 0:00:22]} Rh4 {[%emt 0:00:51]} 52. h6 {[%emt 0:00:18]} Ng5 {[%emt 0:00:43] ( -> ...Nf7)} 53. Kc2 {[%emt 0:03:03]} Nf7 {[%emt 0:00:19][%csl LRh6,LRh8]} 54. Rh7 {[%emt 0:00:21]} Ke6 {[%emt 0:00:20]} ({Stronger than} 54... Nxh6 55. Rxb7 Ng4 56. Kc3 $15) 55. Kb3 {[%emt 0:00:17]} Rxh6 {[%emt 0:00:04]} ({Worse is} 55... Nxh6 56. Rxb7 Nf5 57. Rb6+ Kd5 58. Rb5+ Ke6 59. Kc3 $15) 56. Rg7 {[%emt 0:00:13]} Rh4 {[%emt 0:00:40]} 57. Rg6+ {[%emt 0:00:15]} Kd5 {[%emt 0:00:16]} 58. Rg7 {[%emt 0:00:19]} Nd6 {[%emt 0:00:10]} 59. Rc7 {[%emt 0:00:13]} b5 {[%emt 0:00:23]} 60. Rg7 {[%emt 0:00:15]} Kc5 {[%emt 0:00:38]} 61. Rg5+ {[%emt 0:00:04]} Kc6 {[%emt 0:00:12]} 62. Rg6 {[%emt 0:00:15]} Rf4 {[%emt 0:00:11]} 63. Rh6 {[%emt 0:00:06]} Kc5 {[%emt 0:00:12]} 64. Rh5+ {[%emt 0:00:19]} Rf5 {[%emt 0:00:28]} 65. Rh3 {[%emt 0:00:06]} Nc4 {[%emt 0:00:12]} 66. Rh8 {[%emt 0:00:12]} Rf3+ {[%emt 0:00:10]} 67. Kc2 {[%emt 0:00:02]} Kb4 {[%emt 0:00:10]} 68. Rb8 {[%emt 0:00:10]} Rf2+ {[%emt 0:00:18]} 69. Kb1 {[%emt 0:00:15]} Na3+ {[%emt 0:00:05]} 70. Kc1 {[%emt 0:00:12]} Kb3 {[%emt 0:00:14]} 71. Rh8 {[%emt 0:00:12]} Rc2+ {[%emt 0:00:06]} 72. Kd1 {[%emt 0:00:03]} b4 {[%emt 0:00:04][%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 73. Rh4 {[%emt 0:00:29]} Rc4 {[%emt 0:00:16]} 74. Rh2 {[%emt 0:00:17]} Rc2 {[%emt 0:00:50]} 75. Rh4 $1 {[%emt 0:00:05]} Nc4 {[%emt 0:00:03] Black mates.} 76. Rh8 {[%emt 0:00:11]} Kb2 {[%emt 0:00:09]} 77. Ra8 {[%emt 0:00:31]} b3 {[%emt 0:00:04]} 78. Ra4 {[%emt 0:00:13]} Kb1 {[%emt 0:00:29]} 79. Rb4 {[%emt 0:00:10]} b2 {[%emt 0:00:06]} 80. Ra4 {[%emt 0:00:07]} Rc1+ {[%emt 0:01:01]} 81. Ke2 {[%emt 0:00:06]} Kc2 {[%emt 0:00:48]} 82. Rxc4+ {[%emt 0:00:30]} Kb3 {[%emt 0:00:03]} 83. Rxc1 {[%emt 0:00:05] Weighted Error Value: White=0.83/Black=0.50} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.19"]
[White "Kitewski, Bartosz"]
[Black "Czarniecki, Pawel"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "1968"]
[BlackElo "1625"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,83,27,29,45,14,76,72,83,75,83,70,87,41,46,61,77,50,107,94,102,112,237,214,396,409,398,189,502,522,523,483,524,528,566,553,604,595,749,769,1237,1255,1155,1224,1350,1328,1612,1637,1606,1573,2804,2604,29988,29989,29989,29984,29988,29989,29993,29994,29994,29990,29990,29991,29991,29992,29992,29993,29993,29994,29994,29995]} 1. d4 {[%emt 0:01:43]} f5 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:06]} 3. g3 {[%emt 0:00:07]} g6 {[%emt 0:00:07]} 4. Bg2 {[%emt 0:00:06]} Bg7 {[%emt 0:00:06]} 5. Nf3 {[%emt 0:00:05]} O-O {[%emt 0:00:34]} 6. O-O {[%emt 0:00:09]} d6 {[%emt 0:00:09]} 7. Nc3 {[%emt 0:00:06]} c6 {[%emt 0:00:09]} 8. b3 {[%emt 0:01:05]} Nbd7 {[%emt 0:01:41] 8...Qa5 is becoming the main line. A88: Dutch Defence: Leningrad System: 5 Nf3 0-0 6 0-0 d6 7 Nc3 c6.} 9. Re1 {[%emt 0:03:42] [#]} Qc7 $146 {[%emt 0:09:54]} (9... e5 $11) ({Predecessor:} 9... h6 10. Qc2 e5 11. dxe5 Nxe5 12. Ba3 Ne4 13. Nxe5 Bxe5 14. Bxe4 fxe4 15. f4 exf3 16. Qxg6+ {0-1 Toncheva,N (1939)-Eftovski,M (1723) Skopje op 2019 (8)}) 10. Ng5 $16 {[%emt 0:07:22]} Nb6 {[%emt 0:03:38] White is better.} 11. a4 {[%emt 0:02:21] [#] And now a5 would win. White is more active.} h6 {[%emt 0:06:13]} 12. Nf3 {[%emt 0:01:43][%cal Bg5f3,Bf3h4,Bh4g6][%mdl 32]} ({But not} 12. a5 Nxc4 13. bxc4 hxg5 $11) 12... a5 {[%emt 0:00:20]} 13. Qc2 {[%emt 0:03:05]} ({White should play} 13. Ba3 $16) 13... e5 $14 {[%emt 0:06:56]} 14. dxe5 {[%emt 0:01:54]} dxe5 {[%emt 0:00:06]} 15. Ba3 {[%emt 0:07:43]} Rd8 {[%emt 0:02:23]} (15... e4 $14) 16. Nh4 $16 {[%emt 0:00:46]} Qf7 {[%emt 0:10:27]} 17. e4 {[%emt 0:02:00][%cal Re4f5]} Nh5 {[%emt 0:01:17] A mistake that costs the game.} (17... f4 $16) 18. exf5 {[%emt 0:07:40]} g5 {[%emt 0:03:54]} (18... Bxf5 19. Ne4 Bf8 20. Bxf8 Qxf8) 19. Ng6 $18 {[%emt 0:08:12]} Re8 {[%emt 0:01:16]} 20. Qe2 {[%emt 0:00:59]} (20. g4 $142) 20... Kh7 $2 {[%emt 0:17:48]} (20... Bxf5 {is more resistant.} 21. Ne7+ Rxe7) 21. g4 {[%emt 0:03:25]} Nf6 {[%emt 0:04:36]} 22. h3 {[%emt 0:01:57]} Nbd7 {[%emt 0:03:34]} 23. Rad1 {[%emt 0:01:18]} Ra6 {[%emt 0:04:26]} 24. Rd6 {[%emt 0:04:35]} Rb6 {[%emt 0:03:26]} 25. Qc2 {[%emt 0:01:30]} Bf8 {[%emt 0:04:14]} 26. Nxf8+ {[%emt 0:06:07]} Nxf8 {[%emt 0:00:11] [#]} 27. Rxf6 $1 {[%emt 0:07:35][%mdl 512]} Qxf6 {[%emt 0:01:31]} 28. Ne4 {[%emt 0:00:11][%cal Bc3e4,Be4d6,Bd6f7][%mdl 32]} Qh8 {[%emt 0:01:16]} 29. Nd6 {[%emt 0:01:05]} Rd8 {[%emt 0:02:33]} 30. Nf7 {[%emt 0:00:40][%csl LRd8,LRe5,LRh8]} Qf6 {[%emt 0:00:41]} 31. Nxd8 {[%emt 0:00:12][%cal Oa3e7] Be7! is the strong threat.} Qxd8 {[%emt 0:00:20]} 32. Bxf8 {[%emt 0:01:20] White wants to mate with f6+.} Qxf8 {[%emt 0:00:17] Black is weak on the light squares} 33. f6+ {[%emt 0:00:32][%cal Bf5f6,Bf6f7][%mdl 32] White mates.} Kh8 {[%emt 0:00:28]} 34. Rxe5 {[%emt 0:00:31]} c5 {[%emt 0:02:26]} 35. Re7 {[%emt 0:00:26][%csl Ge7][%cal Rc2h7]} Qg8 {[%emt 0:00:07]} 36. f7 {[%emt 0:00:41]} Qf8 {[%emt 0:00:33]} 37. Re8 {[%emt 0:00:34]} Kg7 {[%emt 0:00:09]} 38. Rxf8 {[%emt 0:00:39]} Kxf8 {[%emt 0:00:06]} 39. Qh7 {[%emt 0:00:16]} Rf6 {[%emt 0:00:13]} 40. Qg8+ {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 41. Qe8+ {[%emt 0:00:53]} Kd6 {[%emt 0:00:31]} 42. Qd8+ {[%emt 0:00:46] Weighted Error Value: White=0.14 (very precise) /Black=0.68} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.20"]
[White "Kossowski, Pawel"]
[Black "Pisarek, Jan"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1766"]
[BlackElo "1931"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 26,67,27,22,14,16,28,30,40,27,22,17,58,62,58,45,39,0,6,14,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:50][%cal Bg1f3,Bf3d4,Bd4b5,Bb5c3,Bc3e2][%mdl 32]} e6 {[%emt 0:00:09]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:08]} 4. Nxd4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:05]} 6. Ndb5 {[%emt 0:00:12]} Bb4 {[%emt 0:00:08]} 7. a3 {[%emt 0:00:06]} Bxc3+ {[%emt 0:00:08]} 8. Nxc3 {[%emt 0:00:06]} d5 {[%emt 0:00:15]} 9. exd5 {[%emt 0:00:14]} exd5 {[%emt 0:00:07]} 10. Bd3 {[%emt 0:00:08]} O-O {[%emt 0:00:18]} 11. O-O {[%emt 0:00:24]} d4 {[%emt 0:00:07]} 12. Ne2 {[%emt 0:00:15]} Bg4 {[%emt 0:00:12]} 13. f3 {[%emt 0:00:24]} Bh5 {[%emt 0:00:08]} 14. Bg5 {[%emt 0:00:07]} Bg6 $1 {[%emt 0:00:41][%mdl 4] is currently scoring better than 14...Qd6. B45: Sicilian Four Knights.} 15. Qd2 {[%emt 0:00:05]} Qd6 16. Rad1 {[%emt 0:00:33]} Rad8 {[%emt 0:02:50] White has an edge.} 17. Bxg6 {[%emt 0:00:44]} hxg6 {[%emt 0:00:48] [#]} 18. Be3 $1 {[%emt 0:00:23][%cal Re2d4]} d3 {[%emt 0:30:51]} (18... Nd5 19. Bf2) 19. cxd3 {[%emt 0:11:01]} Ne5 {[%emt 0:02:52][%cal Rd6d3] [#]} 20. Qc2 $146 {[%emt 0:16:47]} ({Predecessor:} 20. Bf4 Qxd3 21. Qe1 Qb5 22. Nd4 Rxd4 23. Rxd4 Nc6 24. Rd2 g5 25. Bg3 g4 26. fxg4 Nxg4 {½-½ Lhotsky,Z (1923)-Koubova,A (2110) Ricany op-A 2018 (3)}) 20... Rfe8 {[%emt 0:04:53][%cal Re5d3]} 21. Bf4 {[%emt 0:12:36]} Qa6 {[%emt 0:00:07][%cal Re5d3] The position is equal.} 22. Bxe5 {[%emt 0:00:30]} Rxe5 {[%emt 0:00:30]} 23. Nc3 {[%emt 0:00:21]} Nd5 {[%emt 0:03:19]} 24. Nxd5 {[%emt 0:00:42]} Rexd5 {[%emt 0:00:09]} 25. Rfe1 {[%emt 0:02:15]} Rxd3 {[%emt 0:03:33]} 26. Rxd3 {[%emt 0:01:25]} Qxd3 {[%emt 0:00:30]} 27. Qxd3 {[%emt 0:00:17]} Rxd3 $11 {[%emt 0:00:06][%mdl 4096] Endgame KR-KR} 28. Re8+ {[%emt 0:00:09]} Kh7 {[%emt 0:00:05]} 29. Kf2 {[%emt 0:00:16]} Rb3 {[%emt 0:00:13]} 30. Re2 {[%emt 0:00:28]} g5 {[%emt 0:00:10]} 31. Ke1 {[%emt 0:06:03]} Kg6 {[%emt 0:00:09]} 32. Kd1 {[%emt 0:00:32]} Kf6 {[%emt 0:02:43]} 33. Kc2 {[%emt 0:00:21]} Rb6 {[%emt 0:00:27]} 34. h3 {[%emt 0:00:37] Weighted Error Value: White=0.05 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.21"]
[White "Bem, Tymoteusz"]
[Black "Wesolek, Krzysztof"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "1748"]
[BlackElo "1765"]
[Annotator "NA RC COMBH"]
[PlyCount "90"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:49]} Nf6 {[%emt 0:00:23]} 2. c4 {[%emt 0:01:04]} c5 {[%emt 0:00:39]} 3. Nc3 {[%emt 0:00:27]} Nc6 {[%emt 0:01:01]} 4. g3 {[%emt 0:01:35]} g6 {[%emt 0:05:13]} 5. Bg2 {[%emt 0:00:17]} Bg7 {[%emt 0:00:02]} 6. O-O {[%emt 0:00:08]} e5 {[%emt 0:03:51]} 7. d3 {[%emt 0:01:43]} d6 {[%emt 0:00:49]} 8. a3 {[%emt 0:01:55]} O-O {[%emt 0:08:13]} 9. Rb1 {[%emt 0:00:26]} a5 {[%emt 0:00:45]} 10. Ne1 {[%emt 0:02:53]} Be6 {[%emt 0:01:07]} 11. Nc2 {[%emt 0:01:08]} d5 {[%emt 0:50:34]} 12. cxd5 {[%emt 0:01:23]} Bxd5 {[%emt 0:00:23]} 13. Nxd5 {[%emt 0:03:31]} Nxd5 {[%emt 0:01:09]} 14. Ne3 {[%emt 0:01:31]} Nxe3 {[%emt 0:09:24]} 15. Bxe3 {[%emt 0:00:30]} Qd6 {[%emt 0:00:02]} 16. Re1 {[%emt 0:04:40]} Rac8 {[%emt 0:03:39]} 17. Qa4 {[%emt 0:05:10]} b6 {[%emt 0:00:36]} 18. Rbc1 {[%emt 0:13:42]} Rfd8 {[%emt 0:01:46]} 19. Qc4 {[%emt 0:02:39]} Nd4 {[%emt 0:01:23]} 20. Bh3 {[%emt 0:03:35]} Rc7 {[%emt 0:00:18]} 21. b4 {[%emt 0:03:34]} axb4 {[%emt 0:00:20]} 22. axb4 {[%emt 0:00:20]} Bf8 {[%emt 0:02:38]} 23. Bg2 {[%emt 0:02:43]} b5 {[%emt 0:01:32]} 24. bxc5 {[%emt 0:00:10]} Rxc5 {[%emt 0:00:39]} 25. Qa2 {[%emt 0:01:55]} b4 {[%emt 0:01:31]} 26. Rxc5 {[%emt 0:03:10]} Qxc5 {[%emt 0:00:02]} 27. Rc1 {[%emt 0:00:16]} b3 {[%emt 0:01:46]} 28. Qb2 {[%emt 0:01:42]} Qa3 {[%emt 0:00:08]} 29. Bxd4 {[%emt 0:01:33]} Rxd4 {[%emt 0:00:14]} 30. Rb1 {[%emt 0:00:46]} Qa2 {[%emt 0:03:59]} 31. Qxb3 {[%emt 0:01:36]} Qxe2 {[%emt 0:00:32]} 32. Bd5 {[%emt 0:01:00]} Qxd3 {[%emt 0:00:22]} 33. Bxf7+ {[%emt 0:00:35]} Kg7 {[%emt 0:00:03]} 34. Qa2 {[%emt 0:05:43]} Rd7 {[%emt 0:01:00]} 35. Be6 {[%emt 0:01:03]} Rc7 {[%emt 0:00:26]} 36. Re1 {[%emt 0:01:45]} Bd6 37. Qa8 {[%emt 0:00:36]} Kh6 {[%emt 0:01:56]} 38. Qd8 {[%emt 0:01:34]} Qd2 {[%emt 0:00:32]} 39. Re4 {[%emt 0:02:07]} Qc1+ {[%emt 0:00:30]} 40. Kg2 {[%emt 0:00:00]} Qc6 {[%emt 0:00:00]} 41. f3 {[%emt 0:02:55]} Be7 {[%emt 0:04:49]} 42. Qg8 {[%emt 0:05:31]} Qd6 {[%emt 0:09:13]} 43. Kh3 {[%emt 0:06:40]} Qd8 {[%emt 0:10:10]} 44. Qf7 {[%emt 0:01:55]} Bf6 {[%emt 0:00:46]} 45. Qg8 {[%emt 0:00:51]} Qxg8 {[%emt 0:00:16]} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.14"]
[Round "4.22"]
[White "Zeissel, Andrzej"]
[Black "Sternik, Piotr"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1717"]
[BlackElo "1746"]
[Annotator "NA RC COMBH"]
[PlyCount "85"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:04]} 2. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:07]} 3. f3 {[%emt 0:00:02]} e6 {[%emt 0:00:06]} 4. Nc3 {[%emt 0:00:03]} Bb4 {[%emt 0:00:05]} 5. Bd2 {[%emt 0:00:05]} Ne7 {[%emt 0:00:05]} 6. a3 {[%emt 0:00:03]} Ba5 {[%emt 0:00:06]} 7. Bd3 {[%emt 0:00:11]} Nd7 {[%emt 0:01:20]} 8. f4 {[%emt 0:00:19]} Bb6 {[%emt 0:10:49]} 9. Nf3 {[%emt 0:02:18]} O-O {[%emt 0:05:40]} 10. e5 {[%emt 0:01:15]} f6 {[%emt 0:00:08]} 11. b4 {[%emt 0:08:35]} Qe8 {[%emt 0:06:37]} 12. Ne2 {[%emt 0:06:01]} fxe5 {[%emt 0:06:18]} 13. fxe5 {[%emt 0:01:35]} Nf5 {[%emt 0:00:26]} 14. c3 {[%emt 0:02:56]} Bd8 {[%emt 0:02:41]} 15. O-O {[%emt 0:18:01]} b6 {[%emt 0:04:47]} 16. Qe1 {[%emt 0:04:20]} a5 {[%emt 0:00:11]} 17. g4 {[%emt 0:03:27]} Ne7 {[%emt 0:09:56]} 18. Nf4 {[%emt 0:10:36]} Ng6 {[%emt 0:00:53]} 19. Nxg6 {[%emt 0:05:28]} hxg6 {[%emt 0:00:04]} 20. Qe2 {[%emt 0:05:03]} Nb8 {[%emt 0:06:00]} 21. a4 {[%emt 0:03:39]} axb4 {[%emt 0:00:28]} 22. cxb4 {[%emt 0:00:06]} Be7 {[%emt 0:09:42]} 23. g5 {[%emt 0:03:09]} c5 {[%emt 0:01:01]} 24. Nh4 {[%emt 0:01:05]} Rf5 {[%emt 0:17:25]} 25. Nxf5 {[%emt 0:03:17]} gxf5 {[%emt 0:00:56]} 26. bxc5 {[%emt 0:03:09]} bxc5 {[%emt 0:00:07]} 27. Bb5 {[%emt 0:00:33]} Qg6 {[%emt 0:00:43]} 28. h4 {[%emt 0:03:07]} cxd4 {[%emt 0:01:40]} 29. h5 {[%emt 0:00:59]} Qf7 {[%emt 0:00:02]} 30. Rac1 {[%emt 0:01:58]} Qf8 {[%emt 0:01:21]} 31. Rc2 {[%emt 0:03:10]} Bd7 {[%emt 0:12:59]} 32. Rfc1 {[%emt 0:01:29]} Ba3 {[%emt 0:00:35]} 33. Rb1 {[%emt 0:02:52]} f4 {[%emt 0:00:14]} 34. Qg4 {[%emt 0:02:33]} d3 {[%emt 0:02:11]} 35. Rc7 {[%emt 0:01:22]} Bc5+ {[%emt 0:00:19]} 36. Kh2 {[%emt 0:00:42]} Ra7 {[%emt 0:01:43]} 37. Rxa7 {[%emt 0:00:53]} Bxa7 38. Bxd7 {[%emt 0:00:15]} Nxd7 {[%emt 0:00:55]} 39. Qxe6+ {[%emt 0:00:52]} Kh7 {[%emt 0:00:30]} 40. Qxd7 {[%emt 0:00:00]} Qc5 {[%emt 0:00:00]} 41. g6+ {[%emt 0:02:33]} Kh6 {[%emt 0:00:19]} 42. Bxf4+ {[%emt 0:00:06]} Kxh5 {[%emt 0:00:14]} 43. Qf5+ {[%emt 0:00:02]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.1"]
[White "Dzida, Kamil"]
[Black "Kacprzak, Kacper"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2333"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 27,69,8,9,0,20,26,20,21,37,27,24,31,37,34,71,54,54,39,90,79,305,252,304,304,538,577,600,583,997,972,1397,781,1211,1206,1531,1416,1337,1265,1265,1227,1200,-86,1157,1118]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:06]} Nc6 {[%emt 0:00:03]} 5. Nc3 {[%emt 0:00:09]} Qc7 {[%emt 0:00:04]} 6. Be2 {[%emt 0:00:07]} a6 {[%emt 0:00:04]} 7. O-O {[%emt 0:00:34]} Nf6 {[%emt 0:00:04]} 8. Be3 {[%emt 0:00:07]} Be7 {[%emt 0:00:07]} 9. f4 {[%emt 0:00:11]} d6 {[%emt 0:00:04]} 10. Kh1 {[%emt 0:00:25]} O-O {[%emt 0:00:06]} 11. Qe1 {[%emt 0:00:06]} Nxd4 {[%emt 0:00:05]} 12. Bxd4 {[%emt 0:00:07]} b5 {[%emt 0:00:03]} 13. a3 {[%emt 0:00:07][%cal Ba2a3,Ba3a4][%mdl 32]} Bb7 {[%emt 0:00:10]} 14. Qg3 {[%emt 0:00:18]} Rad8 {[%emt 0:00:06] is now more promising than 14...Bc6.} 15. Rae1 {[%emt 0:00:08] B85: Sicilian Scheveningen: 6 Be2 a6, lines with early Be3.} Rd7 {[%emt 0:00:05]} 16. Bd3 {[%emt 0:00:37]} Re8 {[%emt 0:00:05]} 17. a4 {[%emt 0:05:48] The position is equal. is the legacy move (17.Nd1).} b4 {[%emt 0:00:19]} 18. Nd1 {[%emt 0:00:06]} (18. Na2 $5 {[%cal Ra2b4]}) 18... Bd8 {[%emt 0:05:29]} 19. b3 {[%emt 0:00:15]} e5 {[%emt 0:04:52]} 20. Bb2 {[%emt 0:00:08] [#]} Nh5 $146 {[%emt 0:15:12]} ({Predecessor:} 20... h6 21. Qh3 exf4 22. Rxf4 Re6 23. a5 Qc8 24. Ne3 Nxe4 25. Qg4 Nf6 26. Qd1 g6 {½-½ Galliano,G (2419)-Elyoseph,H (2429) ICCF GMN/066 email 2018}) 21. Qg4 {[%emt 0:00:08]} Nf6 {[%emt 0:09:40]} 22. Qh3 {[%emt 0:10:08]} Qc8 {[%emt 0:01:01] [#]} (22... Re6 $14) 23. Ne3 $1 $16 {[%emt 0:04:58][%cal Oe3d5]} exf4 $2 {[%emt 0:25:43]} (23... Rc7 $16) 24. Rxf4 {[%emt 0:10:16] Hoping for Bxf6.} Nxe4 {[%emt 0:09:47] [#]} 25. Qg4 $1 {[%emt 0:06:51][%csl Gb2,LRe4,LRg7][%cal Rg4g7]} (25. Bxg7 Bg5 26. Bd4 Rde7 $16) 25... Nc3 $2 {[%emt 0:06:57]} (25... Ng5 $2 26. Bxh7+ (26. Rxb4 Ne6 $18) 26... Kxh7 27. Qh5+ Kg8 28. Rh4 (28. Rxb4 $2 {too greedy.} Be4 $19) 28... Bxg2+ 29. Nxg2 (29. Kxg2 $2 Qb7+ 30. Kf2 Ne4+ {[%mdl 64] Discovered Attack} 31. Kg1 Bxh4 $19) 29... Rxe1+ 30. Nxe1 $18) (25... Bf6) 26. Bf5 $18 {[%emt 0:03:39]} ({Weaker is} 26. Rxb4 Rde7 $18) 26... Qc5 {[%emt 0:00:15]} 27. Qh3 {[%emt 0:00:15]} ({Not} 27. Bxd7 Rxe3 28. Rff1 Re5 $16) 27... g6 {[%emt 0:07:25] aiming for ...Rde7.} 28. Bxd7 {[%emt 0:00:05]} Re5 {[%emt 0:00:19]} 29. Rff1 {[%emt 0:04:06][%cal Of1f7] Rxf7! would be deadly.} Rh5 {[%emt 0:01:56] [#]} 30. Nf5 $1 {[%emt 0:01:39][%cal Re1e8]} Be4 {[%emt 0:01:15] [#]} (30... Qxf5 31. Bxf5) 31. Rxe4 $1 {[%emt 0:02:35]} Nxe4 {[%emt 0:00:49] [#]} 32. Qxh5 $3 {[%emt 0:00:19][%mdl 576] White wants to mate with Nh6+. Remove Defender} Nf2+ {[%emt 0:01:01] [#]} 33. Rxf2 $1 {[%emt 0:00:04]} Qxf2 {[%emt 0:00:08]} 34. Nh6+ {[%emt 0:00:06]} Kf8 {[%emt 0:00:06][%cal Rf2e1][%mdl 1024] Black has strong compensation.} 35. Qd1 {[%emt 0:00:04] Repels Qe1+. A superb game by Dzida.   Weighted Error Value: White=0.05 (flawless) /Black=0.64} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.2"]
[White "Chyzy, Jakub"]
[Black "Luberanski, Jakub"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2250"]
[BlackElo "2242"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,65,0,0,0,8,9,10,34,21,37,-13,-22,-15,-22,0,6,-57,-44,-31,-35,-52,8,11,9,8,9,15,17,6,20,12,433,206,215,225,211,221,217,216,322,289,282,266,418,407,992,522,923,909,845,783,1055,1036,965,927,895,870]} 1. e4 {[%emt 0:03:24]} e6 {[%emt 0:00:02]} 2. d4 {[%emt 0:00:14]} d5 {[%emt 0:00:04]} 3. e5 {[%emt 0:00:04]} c5 {[%emt 0:00:04]} 4. c3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:04]} 5. Nf3 {[%emt 0:00:03]} Qb6 {[%emt 0:00:04]} 6. Na3 {[%emt 0:00:07]} Bd7 {[%emt 0:01:38] C02: French: Advance Variation.} 7. Nc2 {[%emt 0:03:19]} f6 {[%emt 0:10:22]} 8. Bd3 {[%emt 0:14:24][%cal Bf1d3,Bd3e2,Be2h5][%mdl 32]} c4 {[%emt 0:03:26] The position is equal.} 9. Be2 {[%emt 0:01:12]} fxe5 {[%emt 0:00:13]} 10. Nxe5 {[%emt 0:05:07]} (10. dxe5 $14 Bc5 11. O-O) 10... Nxe5 $11 {[%emt 0:00:52]} 11. dxe5 {[%emt 0:00:02]} Bc5 {[%emt 0:00:11]} 12. O-O {[%emt 0:01:05]} Ne7 {[%emt 0:00:07] [#]} 13. Ne3 $146 {[%emt 0:15:29]} (13. Bh5+ $11 g6 14. Be2) ({Predecessor:} 13. Kh1 Bxf2 14. Bg5 Ng6 15. Nd4 O-O 16. Qd2 Nxe5 17. Bf4 Bxd4 18. cxd4 Nc6 19. Be3 {0-1 Barrios Munoz,R (2132)-Gavilan Diaz,M (2300) Andalucia-ch 0708 2008 (4)}) 13... Qc7 $15 {[%emt 0:09:14]} 14. Bh5+ {[%emt 0:15:53]} g6 {[%emt 0:00:43]} 15. Bf3 {[%emt 0:00:12]} Qxe5 {[%emt 0:11:20]} ({Black should play} 15... O-O-O $15) 16. Re1 $11 {[%emt 0:10:15][%cal Oe3d5] aiming for Nxd5!} Qc7 $1 {[%emt 0:19:20] [#]} 17. Bxd5 $1 {[%emt 0:18:20]} Bxe3 {[%emt 0:10:35]} (17... exd5 18. Nxd5 Qc6 19. Bg5 $16) 18. Rxe3 {[%emt 0:00:11]} exd5 {[%emt 0:07:20]} 19. Qd4 $1 {[%emt 0:00:22]} Rf8 {[%emt 0:03:43] ...Qb6 is the strong threat.} (19... Kf7 $2 20. Rxe7+ Kxe7 21. Bf4 $18) 20. Re2 {[%emt 0:03:24] Hoping for Bg5.} Kf7 $2 {[%emt 0:10:09][%mdl 8192] This move loses the game for Black.} (20... Qb6 $1 $11 21. Bg5 (21. Qxd5 $2 Rxf2 22. Rxe7+ Kxe7 $19) 21... Qxd4 22. Rxe7+ Kd8 23. cxd4 Rf5 24. Re5+ Kc7) 21. Bh6 {[%emt 0:00:20]} (21. Bg5 $2 Nc6 22. Qxd5+ Kg7 $17) (21. Qh4 $142 Kg8 22. Rxe7 (22. Qxe7 $2 Rae8 $19)) 21... Nf5 $18 {[%emt 0:02:22]} 22. Qxd5+ $40 {[%emt 0:00:08][%mdl 128] Black is in trouble.} Kf6 {[%emt 0:00:04]} 23. Bxf8 {[%emt 0:03:06]} (23. Bf4 $2 Qxf4 24. Qxd7 Rf7 $19) 23... Rxf8 {[%emt 0:00:15]} 24. g4 {[%emt 0:00:43]} Kg5 {[%emt 0:05:52]} (24... Qd6 $2 25. Qxd6+ Nxd6 26. Rd1 Bxg4 27. Rxd6+ Kg7 28. Re4 $18) (24... Qc6 {is a better defense.} 25. Qxc6+ (25. Qe5+ Kf7 $16) 25... Bxc6) 25. gxf5 {[%emt 0:01:10]} Rxf5 {[%emt 0:00:05]} 26. Qd2+ {[%emt 0:00:43]} Kh5 {[%emt 0:00:16]} (26... Qf4 {was worth a try.} 27. h4+ {[%mdl 64] Deflection} (27. Qxd7 Qg4+ 28. Kf1 Rxf2+ {[%mdl 64] Discovered Attack} 29. Kxf2 Qxd7 $15) 27... Kxh4 28. Qxf4+ (28. Qxd7 $2 Qg4+ 29. Kf1 Rxf2+ {[%mdl 64] Discovered Attack} 30. Kxf2 Qxd7 $19) 28... Rxf4) 27. Re3 {[%emt 0:01:06] Threatens to win with Rh3+.} Rf4 {[%emt 0:00:36]} (27... Bc6 $142 28. Rh3+ Kg4) 28. Rae1 {[%emt 0:01:36] And now Re7 would win. White is clearly winning.} Bf5 {[%emt 0:00:08]} 29. Re7 {[%emt 0:02:13][%mdl 64] Skewer} Rg4+ {[%emt 0:01:36]} 30. Kf1 {[%emt 0:00:01]} Bd3+ {[%emt 0:00:06] [#]} 31. Qxd3 $3 {[%emt 0:00:04][%mdl 512]} Qxe7 {[%emt 0:00:04]} 32. Qd5+ {[%emt 0:00:06]} ({Less strong is} 32. Rxe7 cxd3 33. Rxh7+ Kg5 34. Rxb7 Re4 35. Rb5+ (35. Rxa7 $2 {loses.} d2 $19) 35... Kf6 $18) 32... Qg5 {[%emt 0:01:10] [#]} 33. Re5 $1 {[%emt 0:00:06] A cool game by Chyzy.   Weighted Error Value: White=0.41/Black=0.54} (33. Qxb7 {gets mated.} Rg1+ 34. Ke2 Qe5+ {[%mdl 64] Skewer, Double Attack} 35. Kf3 Qf5+ 36. Ke3 Qd3+ 37. Kf4 g5+ 38. Ke5 Rxe1+) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.3"]
[White "Kacprzak, Karol"]
[Black "Luczak, Filip"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2221"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,30,0,20,-35,2,0,0,0,0,-108,-119,-240,-239,-258,-250,-232,-245]} 1. e4 {[%emt 0:00:04][%cal Be2e4,Be4e5][%mdl 32]} e6 {[%emt 0:00:08]} 2. d4 {[%emt 0:00:15]} d5 {[%emt 0:00:20]} 3. e5 {[%emt 0:00:21]} c5 {[%emt 0:00:03]} 4. c3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:03]} 5. Nf3 {[%emt 0:00:10]} Bd7 {[%emt 0:00:03]} 6. Be2 {[%emt 0:02:21]} f6 {[%emt 0:00:08]} 7. exf6 {[%emt 0:05:48]} Nxf6 {[%emt 0:03:24]} 8. O-O {[%emt 0:07:33]} Qb6 {[%emt 0:09:16]} 9. Qb3 {[%emt 0:15:06] [#] C02: French: Advance Variation.} (9. a3 $11) 9... Bd6 $146 {[%emt 0:09:55]} ({Predecessor:} 9... Qc7 10. Bg5 Bd6 11. Bh4 O-O 12. Bg3 Bxg3 13. hxg3 Ne4 14. Na3 Rxf3 15. Bxf3 Nd2 16. Qd1 Nxf1 17. Kxf1 cxd4 18. cxd4 {0-1 Mokshanov,A (2393)-Ponkratov,P (2582) RUS-ch Higher League 64th 2011 (1)}) 10. Qxb6 {[%emt 0:11:17]} axb6 {[%emt 0:00:05]} 11. Re1 {[%emt 0:01:53] The position is equal.} O-O {[%emt 0:04:19]} 12. Bd3 {[%emt 0:08:34]} (12. Na3 $11 {keeps the balance.}) 12... cxd4 $17 {[%emt 0:03:17][%mdl 64] Deflection} 13. cxd4 {[%emt 0:04:55]} (13. Nxd4 $17 {is a better defense.} Ng4 {[%mdl 64] Discovered Attack} 14. Nf3) 13... Nb4 $1 $19 {[%emt 0:00:18][%csl LRa2,LRd3]} 14. Rd1 {[%emt 0:00:37] [#]} Ba4 $1 {[%emt 0:01:30]} ({Not} 14... Rxa2 15. Rxa2 Nxa2 16. Bd2 $15) 15. Rd2 {[%emt 0:01:54]} Bf4 {[%emt 0:00:58][%mdl 64] Skewer.   Weighted Error Value: White=0.48/Black=0.08 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.4"]
[White "Zdybel, Przemyslaw"]
[Black "Ochedzan, Tymon"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2268"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,70,11,7,16,14,25,0,24,-15,2,-7,0,0,0,0,16,-8,19,13,25,18,34,-83,-75,-114,-114,-105,-97,-97,-101,-132,-134,-144,-114,-114,-118,-177,-123,-196,-200,-298,-297,-278,-272,-275,-284,-358,-352,-360,-315,-289,-295,-385,-379,-388,-377,-415,-406,-391,-397]} 1. e4 {[%emt 0:00:29]} c6 {[%emt 0:00:03]} 2. Nc3 {[%emt 0:01:22]} d5 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:14]} dxe4 {[%emt 0:00:06]} 4. Nxe4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:46]} 5. Ng3 {[%emt 0:02:09]} g6 {[%emt 0:01:22]} 6. d4 {[%emt 0:05:53]} Bg7 {[%emt 0:00:31]} 7. Be2 {[%emt 0:04:50]} O-O {[%emt 0:03:54] B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 8. O-O {[%emt 0:03:15]} c5 {[%emt 0:07:11] [#]} 9. c4 $146 {[%emt 0:07:30]} ({Predecessor:} 9. dxc5 Qc7 10. c3 Nbd7 11. Nd4 Nxc5 12. Nb5 Qb8 13. Bf3 Bd7 14. Qe2 e5 15. Be3 {½-½ Bokros,A (2471)-Omorjan,D (2259) Vojvodina-chT 2nd League 2020 (1.1)}) 9... Qc7 {[%emt 0:08:57] The position is equal.} 10. dxc5 {[%emt 0:05:34]} Na6 {[%emt 0:04:32]} 11. Qc2 {[%emt 0:11:47]} Nxc5 {[%emt 0:02:48]} 12. b4 {[%emt 0:04:19]} Ne6 {[%emt 0:05:30]} 13. Bb2 {[%emt 0:04:46]} a5 {[%emt 0:02:05]} 14. a3 {[%emt 0:05:02]} (14. Be5 $5 {[%cal Re5c7]} Qb6 15. b5 $11) 14... axb4 {[%emt 0:05:15]} 15. axb4 {[%emt 0:00:02]} Bd7 {[%emt 0:00:07]} 16. Be5 {[%emt 0:04:17]} Qb6 {[%emt 0:03:30]} 17. Qb2 {[%emt 0:00:02]} (17. Rab1 $14 {keeps the upper hand.}) 17... Rxa1 $17 {[%emt 0:03:00] White is on the road to losing.} 18. Rxa1 {[%emt 0:00:05]} Ng4 {[%emt 0:00:23][%cal Bf6g4,Bg4e3,Be3d1][%mdl 32]} 19. Bxg7 {[%emt 0:03:56]} Qxf2+ {[%emt 0:02:12]} (19... Nxg7 20. c5 Qf6 21. Qxf6 Nxf6 22. Ne5 $16) 20. Kh1 {[%emt 0:00:04]} Nxg7 {[%emt 0:00:13]} 21. Qd4 {[%emt 0:00:53] [#] Prevents Ne3.} Ne3 $1 {[%emt 0:09:49][%csl Ge3][%cal Rf2g2]} 22. Rg1 {[%emt 0:00:38]} Bc6 {[%emt 0:08:21] ...Ne6 is the strong threat. Black is more active.} 23. b5 {[%emt 0:01:43]} Ne6 $40 {[%emt 0:01:08][%mdl 128] Black has strong attack.} 24. Qc3 {[%emt 0:05:18] [#]} (24. Qa7 $17 Be4 25. Nxe4 Qxe2 26. Qxb7) 24... Be4 {[%emt 0:03:21]} (24... Bxf3 $1 $19 {[%mdl 512]} 25. Bxf3 Nf4) 25. Nxe4 {[%emt 0:12:30]} (25. Qe1 $17 Qxe1 26. Rxe1 Bxf3 27. Bxf3 Nxc4 28. Bxb7) 25... Qxe2 $19 {[%emt 0:00:11]} 26. Ng3 {[%emt 0:02:05] [#]} (26. Qd2 $142 Qxd2 27. Nexd2) 26... Nd1 $1 {[%emt 0:02:11][%cal Rd1f2][%mdl 64] Double Attack} 27. Re1 {[%emt 0:01:21]} Qxg2+ {[%emt 0:00:47]} 28. Kxg2 {[%emt 0:00:05]} Nxc3 {[%emt 0:00:04]} 29. Ra1 {[%emt 0:01:16]} Nc5 {[%emt 0:01:05]} 30. Ra3 {[%emt 0:01:08]} N3e4 {[%emt 0:01:26]} 31. Nxe4 {[%emt 0:00:23]} Nxe4 {[%emt 0:00:04]} 32. b6 {[%emt 0:00:38]} Rc8 {[%emt 0:01:01] Black is winning.} 33. Ra7 {[%emt 0:02:04]} Nc5 {[%emt 0:02:17]} (33... Rxc4 $2 {too greedy.} 34. Rxb7 Rc2+ 35. Kg1 $19) 34. Nd4 {[%emt 0:00:34]} Kg7 {[%emt 0:01:21]} 35. Nb5 {[%emt 0:00:33]} Rc6 {[%emt 0:00:40] Artfully played by Ochedzan.   Weighted Error Value: White=0.30/Black=0.12 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.5"]
[White "Backiel, Hubert"]
[Black "Turski, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "B81"]
[WhiteElo "2127"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,60,22,29,29,30,35,30,31,28,20,34,34,35,24,29,17,31,32,30,37,4,6,0,0,0,0,0,0,0,8,8,14,0,13,0,0,0,0,0,0,0,10,10,32,27,103]} 1. e4 {[%emt 0:03:37]} c5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:06]} e6 {[%emt 0:00:05]} 3. d4 cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:37]} Nf6 {[%emt 0:00:08]} 5. Nc3 {[%emt 0:00:04]} d6 {[%emt 0:00:06]} 6. g4 {[%emt 0:05:05]} h6 {[%emt 0:00:15]} 7. Rg1 {[%emt 0:01:08]} Nc6 {[%emt 0:00:19]} 8. h4 {[%emt 0:01:13]} d5 $1 {[%emt 0:00:13][%mdl 4] outshines the older 8...h5.} 9. exd5 {[%emt 0:01:15]} Nxd5 {[%emt 0:00:12] B81: Sicilian Scheveningen: Keres Attack.} 10. Nxd5 {[%emt 0:00:12]} exd5 {[%emt 0:00:07]} 11. Be3 {[%emt 0:00:28][%cal Bc1e3,Be3d4,Bd4e5][%mdl 32]} Qxh4 {[%emt 0:04:12]} 12. Qf3 {[%emt 0:03:39]} Nxd4 {[%emt 0:12:27]} 13. Bxd4 {[%emt 0:00:16] [#] Bb5+ is the strong threat.} Qe7+ {[%emt 0:05:51]} 14. Be2 {[%emt 0:05:43] Active counter play!} Qe4 {[%emt 0:08:59]} 15. O-O-O {[%emt 0:00:13] Threatens to win with Bb5+.} Qxf3 $1 {[%emt 0:02:41]} 16. Bxf3 {[%emt 0:00:04]} Be6 {[%emt 0:00:15]} 17. Rge1 {[%emt 0:04:34]} Kd7 {[%emt 0:20:45]} 18. Be5 {[%emt 0:07:33] [#]} f6 $146 {[%emt 0:09:18]} ({Predecessor:} 18... Rd8 19. Bxd5 Bxd5 20. Rxd5+ Kc8 21. Rxd8+ Kxd8 22. Bd4 a6 23. Kd2 f6 24. c3 Kd7 25. a4 h5 26. gxh5 Rxh5 27. b4 Rh3 {½-½ Vallejo Pons,F (2687)-Yu,Y (2736) Belt and Road Hunan op-A 2019 (8)}) 19. Bg3 {[%emt 0:00:10]} Bc5 {[%emt 0:01:36]} 20. Bxd5 {[%emt 0:18:59]} Bxd5 {[%emt 0:00:23][%mdl 64] [#] Remove Defender} 21. Rxd5+ {[%emt 0:00:02]} Kc6 {[%emt 0:00:09]} 22. Red1 {[%emt 0:00:12]} Rhe8 {[%emt 0:03:44]} 23. c3 {[%emt 0:09:36]} a5 {[%emt 0:02:53]} 24. f3 {[%emt 0:10:48]} Re6 {[%emt 0:02:49]} 25. Rd7 {[%emt 0:00:58]} Re7 $1 {[%emt 0:00:43]} 26. Rxe7 {[%emt 0:01:20]} Bxe7 {[%emt 0:00:08]} 27. Kc2 {[%emt 0:00:28]} Bc5 {[%emt 0:02:50]} 28. Re1 {[%emt 0:00:02]} Rf8 {[%emt 0:01:50]} 29. a4 {[%emt 0:06:01]} b6 {[%emt 0:09:12]} 30. Re4 {[%emt 0:02:00]} Kd7 {[%emt 0:06:15] Weighted Error Value: White=0.04 (flawless) /Black=0.03 (flawless)} (30... Bd6 $11 31. Re6 Rd8) 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.6"]
[White "Karolczuk, Iwo"]
[Black "Grzesik, Gracjan"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2346"]
[BlackElo "2149"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 25,62,45,55,47,47,53,44,61,50,47,48,52,58,52,51,45,53,39,42,-31,-32,-68,-62,-102,-56,-56,-48,-49,-33,-105,-35,-35,-35,-36,-36,-35,-36,-36,-33]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:10]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:03]} 3. g3 {[%emt 0:00:06]} c5 {[%emt 0:05:53]} 4. d5 {[%emt 0:00:55]} exd5 {[%emt 0:01:32]} 5. cxd5 {[%emt 0:00:08]} d6 {[%emt 0:00:04]} 6. Nc3 {[%emt 0:00:26]} g6 {[%emt 0:00:42]} 7. Bg2 {[%emt 0:00:17]} Bg7 {[%emt 0:00:04]} 8. Nf3 {[%emt 0:00:06]} O-O {[%emt 0:01:39][%cal Bh8f8,Bf8e8,Be8e4,Be4b4][%mdl 32]} 9. O-O {[%emt 0:00:24]} Re8 {[%emt 0:08:59]} 10. Bf4 {[%emt 0:00:08]} a6 {[%emt 0:03:43]} 11. a4 {[%emt 0:00:06]} Ne4 {[%emt 0:05:14]} 12. Nxe4 {[%emt 0:03:38]} Rxe4 {[%emt 0:00:41]} 13. Nd2 {[%emt 0:02:51]} Rb4 {[%emt 0:02:45]} 14. Ra2 {[%emt 0:01:10] 14.b3 is the fancy move. A62: Modern Benoni: Fianchetto Variation without early ...Nbd7.} Qe7 {[%emt 0:11:24]} ({Less strong is} 14... Rxb2 15. Rxb2 Bxb2 16. Nc4 $16) 15. b3 {[%emt 0:22:36]} Nd7 {[%emt 0:15:18]} 16. Nc4 {[%emt 0:05:45] White is slightly better.} Ne5 {[%emt 0:01:58]} 17. Nxe5 {[%emt 0:02:21]} Bxe5 {[%emt 0:00:29]} 18. Bd2 {[%emt 0:02:06]} a5 $1 {[%emt 0:02:09]} 19. Bxb4 {[%emt 0:01:55]} axb4 {[%emt 0:01:00] [#]} 20. Rc2 $146 {[%emt 0:10:46]} ({Predecessor:} 20. Qb1 b5 21. axb5 Ra3 22. Rc1 Qa7 23. Rd2 Bd7 24. e3 Bc3 25. b6 Qxb6 26. Ra2 {0-1 Dylag,E (2003)-Marcinczyk,M (1865) POL-ch U18 Girls 2022 (6)}) 20... Bd7 {[%emt 0:06:51]} 21. Qd3 {[%emt 0:10:52]} Ra5 {[%emt 0:04:58]} 22. Rc4 {[%emt 0:15:07]} (22. Rb1 $14) 22... b5 $15 {[%emt 0:03:11]} 23. axb5 {[%emt 0:00:09]} Bxb5 {[%emt 0:00:35]} 24. Bf3 {[%emt 0:02:42][%cal Od3e4]} Qa7 {[%emt 0:04:03]} (24... Ra2 $17 25. Rb1 (25. Qb1 Rb2 $17) 25... Qa7) 25. Qe4 {[%emt 0:03:21]} Bxc4 {[%emt 0:05:54]} 26. Qxc4 {[%emt 0:00:16]} Qa6 {[%emt 0:04:29]} 27. Qe4 {[%emt 0:07:40]} (27. Qxa6 $15 Rxa6 28. Be4) 27... Ra1 {[%emt 0:04:02]} (27... Ra3 $17 28. Rb1 Ra2) 28. Rxa1 {[%emt 0:02:31] Black is slightly better.} Qxa1+ {[%emt 0:00:04]} 29. Kg2 {[%emt 0:00:06]} Qc3 {[%emt 0:01:30]} 30. Qd3 {[%emt 0:03:32]} Qxd3 {[%emt 0:04:37]} 31. exd3 {[%emt 0:00:06]} Kf8 {[%emt 0:00:36] Weighted Error Value: White=0.18 (very precise) /Black=0.09 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.7"]
[White "Biesiadecki, Adam"]
[Black "Czernek, Tymon"]
[Result "1-0"]
[ECO "E47"]
[WhiteElo "1761"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,113,0,0,2,1,-6,9,-26,6,-30,-4,-29,0,-16,66,45,63,60,108,118,112,114,107,115,125,122,115,113,116,113,104,116,106,91,222,200,222,212,217,181,307,329,318,129,128,145,137,130,191,185,172,171,223,218,333,154,154,169,149,112,206,196,204,198,239,239,281,164,392,379,395,381,989,324,421,339,720,218,226,233,320,264,1117,989,1008,1003,1026,975,9124,6113,29973,29974,29974,29973,29980,29981,29980,29977,29982,-29979,29993,29994]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:13]} 3. Nc3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:06]} 4. e3 {[%emt 0:00:04]} O-O {[%emt 0:00:18]} 5. Bd3 {[%emt 0:00:08]} b6 {[%emt 0:00:16]} 6. Nge2 {[%emt 0:00:58]} d5 {[%emt 0:00:16]} 7. cxd5 {[%emt 0:01:00]} exd5 {[%emt 0:00:08]} 8. O-O {[%emt 0:00:13] E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3.} Re8 {[%emt 0:01:46]} 9. Qc2 {[%emt 0:02:03]} Bb7 {[%emt 0:04:04]} 10. Bd2 {[%emt 0:09:02] The position is equal.} a6 {[%emt 0:02:45]} 11. Rac1 {[%emt 0:01:38]} Nbd7 {[%emt 0:03:17] [#]} 12. Rfd1 $146 {[%emt 0:04:09]} ({Predecessor:} 12. Ng3 Rc8 13. a3 Bd6 14. Nf5 Bf8 15. b4 Ne4 16. Ng3 Ndf6 17. Qb2 Bd6 18. Ncxe4 dxe4 {0-1 Araujo,S (2090)-Iturrizaga Bonelli,E (2625) American Continental 15th 2019 (1)}) 12... Nf8 {[%emt 0:01:57]} 13. Ng3 {[%emt 0:02:22]} Ng6 {[%emt 0:02:22]} (13... Ne6 $11) 14. Nce2 {[%emt 0:06:05][%csl LRb4,LRc7]} (14. Nb1 $5 {[%cal Rd2b4]} Bd6 15. Nf5 $14) 14... Bd6 {[%emt 0:13:01]} 15. Nf5 {[%emt 0:02:05]} Rc8 {[%emt 0:00:26]} (15... c6 $1 $14) 16. Nxd6 $16 {[%emt 0:01:26]} Qxd6 {[%emt 0:03:58]} 17. Bf5 {[%emt 0:01:25]} Nd7 {[%emt 0:03:00] [#]} 18. Bb4 $1 $36 {[%emt 0:05:04][%mdl 2624] Deflection. Keeping Black busy.} c5 {[%emt 0:00:16]} 19. dxc5 {[%emt 0:01:34]} bxc5 {[%emt 0:00:08]} 20. Bxd7 {[%emt 0:01:12][%mdl 64] Deflection} Qxd7 {[%emt 0:00:06]} 21. Bxc5 {[%emt 0:00:23]} d4 {[%emt 0:00:46]} 22. Rxd4 {[%emt 0:06:28]} Qc6 {[%emt 0:02:10][%csl Gb7][%cal Rc6g2]} 23. e4 {[%emt 0:03:15]} Nh4 {[%emt 0:18:52]} (23... Rxe4 $16 24. Qxe4 Qxe4 25. Rxe4 Bxe4) 24. Ng3 {[%emt 0:02:54]} Qg6 {[%emt 0:01:28]} 25. b4 {[%emt 0:04:21]} h5 {[%emt 0:01:18]} 26. Qe2 {[%emt 0:01:33]} Re5 {[%emt 0:02:07]} (26... Nxg2 {was necessary.} 27. Kxg2 h4 {[%mdl 64] Pin}) 27. f4 $18 {[%emt 0:01:51]} Ree8 {[%emt 0:00:35]} 28. Qxh5 {[%emt 0:01:05]} (28. Qf2 $18 {and White stays clearly on top.}) 28... Qxh5 $16 {[%emt 0:00:42]} 29. Nxh5 {[%emt 0:00:04]} Bxe4 {[%emt 0:00:17]} 30. Rd2 {[%emt 0:04:21]} Bxg2 {[%emt 0:01:45]} (30... Bb7 $16 {was worth a try.} 31. Ng3 Re6) 31. Rxg2 $18 {[%emt 0:00:20]} Nxg2 {[%emt 0:00:05]} 32. Kxg2 {[%emt 0:00:07]} Re2+ {[%emt 0:00:09]} (32... Rcd8 $142 33. Rc2 Rd3) 33. Kf3 $1 {[%emt 0:00:44]} Rxa2 {[%emt 0:04:00]} (33... Rd2 $142 34. Rg1 g6) 34. Rg1 {[%emt 0:02:38]} (34. Nxg7 $1 $18 {And now Nf5 would win.} Ra3+ 35. Kg4) 34... g6 $16 {[%emt 0:01:46][%cal Og8h7]} 35. Nf6+ {[%emt 0:01:20]} Kg7 {[%emt 0:00:25]} 36. Nd7 {[%emt 0:04:36]} Rd8 {[%emt 0:04:14] [#]} (36... Rd2 $16 {was called for.}) 37. Rd1 $1 $18 {[%emt 0:02:07]} Ra3+ {[%emt 0:03:19]} 38. Ke4 {[%emt 0:03:20]} f6 39. Rd6 {[%emt 0:04:35] Threatens to win with Bb6.} a5 {[%emt 0:06:35]} 40. Bd4 {[%emt 0:00:00]} (40. Nxf6 Rxd6 41. Ne8+ Kg8 42. Bxd6 (42. Nxd6 axb4 43. Kd4 Ra4 $16) 42... axb4 $16) (40. b5 $142 Rb3 41. Nxf6 {[%mdl 64] Discovered Attack} Rxd6 42. Ne8+ {[%mdl 64] Zwischenzug, Double Attack} Kh6 43. Nxd6) 40... Re8+ $2 {[%emt 0:00:00]} (40... Kf7 {keeps fighting.}) 41. Kd5 {[%emt 0:03:49]} axb4 {[%emt 0:01:56]} 42. Nxf6 {[%emt 0:02:22]} ({Resist} 42. Rxf6 Kh6 43. Ne5 Kh7 44. Rf7+ (44. Rxg6 Rxe5+ 45. fxe5 Kxg6 $11) 44... Kg8 $18) (42. Bxf6+ Kh7 43. Bd4 Ra5+ 44. Kc4 Rc8+ 45. Kxb4 Rf5 46. Nf6+ Kh6 $18) 42... Re7 {[%emt 0:02:42]} (42... Ra5+ 43. Kc4 Rc8+ 44. Kxb4 Rf5 45. Ng4+ Kf8) 43. Kc4 $2 {[%emt 0:01:19]} (43. Ng4+ Kf7 44. Ne5+ Ke8 45. Rxg6) 43... Rb7 {[%emt 0:01:29]} 44. Nd5+ {[%emt 0:01:12]} Kh7 $2 {[%emt 0:00:49]} (44... Kf8 45. Rf6+ Ke8) 45. Nxb4 $2 {[%emt 0:00:59]} (45. Rd8 {[%csl Gd4][%cal Rd8h8]} Kh6 46. Ne3 Rc3+ 47. Bxc3 bxc3 48. Ng4+ Kg7 49. Kxc3) 45... Ra4 {[%emt 0:00:43]} 46. Bc3 {[%emt 0:01:26]} Rc7+ {[%emt 0:00:47]} 47. Kb3 {[%emt 0:00:22]} Ra3+ {[%emt 0:03:48]} (47... Ra8 48. Nd5 Rf7) 48. Kxa3 {[%emt 0:00:12] Nd5 would kill now.} Rxc3+ {[%emt 0:00:05][%mdl 4096] Endgame KRN-KR} 49. Kb2 {[%emt 0:00:44]} Rf3 {[%emt 0:00:08]} 50. Nd3 {[%emt 0:01:27]} Rh3 {[%emt 0:00:06]} 51. Ne5 {[%emt 0:00:47]} Rxh2+ {[%emt 0:00:33]} 52. Kc3 {[%emt 0:00:15]} Rg2 {[%emt 0:00:07]} 53. Kd3 {[%emt 0:00:25]} Rg3+ {[%emt 0:01:28]} 54. Ke4 {[%emt 0:00:11]} Rg1 {[%emt 0:00:57] [#]} 55. Nxg6 $1 {[%emt 0:00:30]} Rxg6 {[%emt 0:00:14] [#]} (55... Rb1 56. Kf5) 56. Re6 $4 {[%mdl 8192]} Rf6 $4 {[%mdl 8192]} (56... Rxe6+ {avoids the disaster.} 57. Kf5 Ra6 58. Kg5 Kg7 59. Kf5 Ra5+ 60. Ke4 Kf6 61. f5 Ra4+ 62. Kf3 Kxf5 63. Ke3 Re4+ 64. Kd3 Kf4 65. Kd2 Re3 66. Kd1 Kf3 67. Kd2 Kf2 68. Kc1 Re2 69. Kb1 Ke3 70. Ka1 Kd3 71. Kb1 Kc3 72. Ka1 Kb3 73. Kb1 Re1#) 57. Rxf6 {[%emt 0:02:49] An entertaining game by Biesiadecki.   Weighted Error Value: White=0.44/Black=0.58} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.8"]
[White "Kaliszuk, Kamil"]
[Black "Budzisz, Adrian"]
[Result "1-0"]
[ECO "E27"]
[WhiteElo "2217"]
[BlackElo "2069"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,63,10,-8,7,1,0,-10,-19,0,0,0,0,0,-6,-20,12,6,52,39,54,44,36,36,114,121,176,175,171,38,29,-79,-79,-75,-84,-84,-81,-77,-88,-119,-116,-119,-119,-112,-60,-100,-100,-127,-45,-128,-112,-125,0,-83,958,868]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:01:01]} 2. c4 {[%emt 0:00:14]} e6 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:00:14]} Bb4 {[%emt 0:00:06]} 4. a3 {[%emt 0:00:11]} Bxc3+ {[%emt 0:00:10]} 5. bxc3 {[%emt 0:00:09]} O-O {[%emt 0:00:15]} 6. f3 {[%emt 0:00:43]} Nc6 {[%emt 0:00:12] E27: Nimzo-Indian: Sämisch: 5...0-0 6 f3.} 7. e4 {[%emt 0:21:05]} d6 {[%emt 0:00:28]} 8. Bd3 {[%emt 0:05:10]} b6 {[%emt 0:00:14] The position is equal.} 9. Bg5 {[%emt 0:07:16] The old main line.} h6 {[%emt 0:00:41]} 10. Bh4 {[%emt 0:00:43]} e5 {[%emt 0:00:05]} 11. Ne2 {[%emt 0:17:58]} Na5 {[%emt 0:01:30]} 12. Nc1 {[%emt 0:02:56] [#]} c5 $146 {[%emt 0:18:17]} (12... g5 $5 {[%cal Rg5h4]} 13. Bf2 Nh5 $11) ({Predecessor:} 12... Ba6 13. Nb3 Nxb3 14. Qxb3 c5 15. d5 g5 16. Bf2 Nh5 17. g3 Bc8 18. Qd1 Ng7 {½-½ Dylag,E (2082)-Kulpa,Z (1806) POL-ch U20 Girls 2020 (1)}) 13. Nb3 {[%emt 0:03:24]} b5 {[%emt 0:10:56]} 14. Nxa5 $14 {[%emt 0:07:59]} ({Much worse is} 14. cxb5 c4 15. Nxa5 (15. Bxf6 gxf6 16. Nxa5 Qxa5 $15) 15... Qxa5 $11) 14... Qxa5 {[%emt 0:00:10]} 15. Qd2 {[%emt 0:00:07]} bxc4 {[%emt 0:09:55]} 16. Bxc4 {[%emt 0:07:38]} Qd8 {[%emt 0:00:22]} (16... exd4 $14 17. cxd4 Qxd2+ 18. Kxd2 cxd4) 17. dxe5 $16 {[%emt 0:04:26]} Nxe4 {[%emt 0:17:59]} 18. Qf4 {[%emt 0:01:30][%mdl 64] Deflection. Active counter play!} Ng5 {[%emt 0:03:33]} 19. O-O {[%emt 0:03:40]} (19. exd6 $18 {0-0 is the strong threat.} Be6 20. Bg3) 19... dxe5 $14 {[%emt 0:01:39]} 20. Qxe5 {[%emt 0:00:16] [#]} (20. Qg3 $1 $11) 20... Nh3+ $1 $17 {[%mdl 64] Discovered Attack} 21. gxh3 {[%emt 0:00:24]} Qxh4 {[%emt 0:00:24]} 22. Bd5 {[%emt 0:04:24]} Bxh3 $1 {[%emt 0:00:18] Threatens to win with ...Rae8.} 23. Bxa8 {[%emt 0:00:39]} Bxf1 {[%emt 0:00:23]} 24. Rxf1 {[%emt 0:00:17] [#] Be4 would be deadly.} Rxa8 {[%emt 0:00:06]} 25. Qxc5 {[%emt 0:02:51][%mdl 4096] Endgame KQR-KQR} Re8 {[%emt 0:01:52]} 26. Qxa7 Re6 {[%emt 0:06:14]} (26... Re2 $17 {[%csl Ge2][%cal Rh4h2]} 27. Qc7 Qg5+ 28. Qg3 Qe3+ 29. Rf2 Qc1+ 30. Kg2 Re6) 27. Qf2 {[%emt 0:03:37]} Qc4 {[%emt 0:00:04][%mdl 1024] Black has strong compensation.} 28. Rc1 {[%emt 0:03:08]} h5 {[%emt 0:02:20]} (28... Re2 $17 29. Qg3 Re3) 29. Kh1 {[%emt 0:01:29]} ({White should try} 29. Re1 $15) 29... Re2 {[%emt 0:01:39]} 30. Qg3 {[%emt 0:00:15]} Ra2 {[%emt 0:05:06]} ({Black should play} 30... g6 $17 31. Qb8+ Kh7) 31. Qe5 {[%emt 0:01:26]} (31. Qb8+ $11 Kh7 32. Qb4) 31... Qc6 $2 {[%emt 0:06:31][%mdl 8192]} (31... g6 $17 32. Qe4 Qc5 33. Qe8+ Kg7) 32. Qb8+ {[%emt 0:00:26] Weighted Error Value: White=0.25 (precise) /Black=0.26 (precise)} ({Inferior is} 32. Qxh5 g6 33. Qh3 Rxa3 $15) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.9"]
[White "Taranowicz, Michal"]
[Black "Kolodziejski, Piotr"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1900"]
[BlackElo "2118"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,56,31,37,30,32,37,33,37,39,39,32,31,48,39,57,12,12,1,18,-30,-19,-6,0,-124,-77,-45,-43,-134,-129,-206,-210,-786,-784,-780,-787,-749,-236,-756,-686,-2576,-1143,-29995,-29994,-29996,-29997]} 1. e4 {[%emt 0:00:48]} c6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:42]} d5 {[%emt 0:00:05]} 3. exd5 {[%emt 0:00:03]} cxd5 {[%emt 0:00:05]} 4. Bd3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:35]} 5. c3 {[%emt 0:00:14]} Nc6 {[%emt 0:00:36]} 6. Bf4 {[%emt 0:00:05]} g6 {[%emt 0:05:39]} 7. Nf3 {[%emt 0:00:33]} Bf5 $1 {[%emt 0:05:55][%mdl 4] is recently more successful than 7...Bg7.} 8. Bxf5 {[%emt 0:02:11] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} gxf5 {[%emt 0:00:06]} 9. Qb3 {[%emt 0:00:11]} Qd7 {[%emt 0:02:14]} 10. Ne5 {[%emt 0:08:17] White is slightly better.} Nxe5 {[%emt 0:02:00]} 11. Bxe5 {[%emt 0:00:05]} Bg7 {[%emt 0:02:32]} 12. Nd2 {[%emt 0:00:30]} O-O {[%emt 0:05:34]} 13. Nf3 {[%emt 0:00:23] [#]} Rac8 $146 {[%emt 0:08:55]} ({Predecessor:} 13... e6 14. O-O Rac8 15. Rae1 Ne4 16. Bf4 Rfe8 17. Ne5 Qe7 18. Re2 Nd6 19. Nd3 Nc4 {1-0 Keller,P (2377)-Balabayeva,K (2177) Titled Tuesday intern op 03rd May Early blitz 2022 (6)}) 14. h3 {[%emt 0:02:53]} Kh8 {[%emt 0:02:44]} 15. Qc2 {[%emt 0:04:46][%cal Og2g4]} Rg8 {[%emt 0:03:44]} 16. Qd3 {[%emt 0:30:21]} (16. Bxf6 {is more appropriate.} Bxf6 17. g3) 16... Ne4 $11 {[%emt 0:10:23]} 17. O-O {[%emt 0:02:05]} Qe6 {[%emt 0:04:26]} 18. Rfe1 {[%emt 0:08:59]} (18. Bf4 $11 {keeps the balance.}) 18... Qg6 {[%emt 0:02:34]} (18... Bxe5 $142 19. Nxe5 Rg7) 19. Qf1 $17 {[%emt 0:01:34]} Qh5 {[%emt 0:06:40] And now ...Bxe5 would win.} 20. Kh1 {[%emt 0:00:54]} ({White should play} 20. Qe2 $1 $15) 20... Rc6 {[%emt 0:04:18] Black is more active.} 21. Re3 {[%emt 0:09:54]} (21. Bh2 $17) 21... Rg6 $1 $19 {[%emt 0:03:08]} 22. Qe2 $2 {[%emt 0:04:27] [#]} (22. Bf4) 22... Rxg2 $3 {[%emt 0:08:49][%mdl 512]} 23. Kxg2 {[%emt 0:00:05]} (23. Ne1 Ng3+) 23... Bxe5+ {[%emt 0:00:04][%cal Bg7e5,Be5f4,Bf4g3,Bg3e1][%mdl 32]} 24. Kf1 {[%emt 0:00:06]} Qxh3+ {[%emt 0:01:41]} 25. Ke1 {[%emt 0:00:05]} Bf4 {[%emt 0:01:26]} 26. Rd3 {[%emt 0:04:49] [#]} Nxf2 $1 {[%emt 0:01:45][%mdl 512]} 27. Kxf2 {[%emt 0:01:13]} (27. Qxf2 Bg3) 27... Bg3+ {[%emt 0:03:24]} 28. Kg1 {[%emt 0:00:19]} Be1+ {[%emt 0:00:25] Magnificent play by Kolodziejski!   Weighted Error Value: White=1.16/Black=0.26 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.10"]
[White "Wojdak, Jan"]
[Black "Karut, Kacper"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2097"]
[BlackElo "1904"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,101,-14,14,22,24,-9,0,-9,-14,-13,-7,-11,25,16,14,16,10,12,24,29,21,27,11,0,0,0,4,5,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-14,0,0,126,152,135,140,262,254,293,270,322,329,321,314,524,516,475,476,531,545,12841,12842,12842,12843,12843,12843,12844,12844,12845,12845,12846,12847,12847,12847,12848,12848,12850,27999]} 1. e4 {[%emt 0:00:44]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:01:22]} d6 {[%emt 0:00:22]} 4. Bb5 {[%emt 0:00:07]} Bd7 {[%emt 0:01:10]} 5. Bxc6 {[%emt 0:00:12]} Bxc6 {[%emt 0:02:16]} 6. d4 {[%emt 0:00:08]} cxd4 {[%emt 0:01:05]} 7. Qxd4 {[%emt 0:00:47]} Nf6 {[%emt 0:08:09]} 8. Bg5 {[%emt 0:01:14]} e6 {[%emt 0:02:22]} 9. O-O-O {[%emt 0:00:14]} Be7 {[%emt 0:01:31]} 10. Qd3 {[%emt 0:04:04]} a6 {[%emt 0:08:28]} 11. Nd4 {[%emt 0:04:42] B53: Sicilian: 2...d6: Lines with Qxd4.} Rc8 {[%emt 0:05:37]} 12. h4 {[%emt 0:04:59]} b5 {[%emt 0:10:26]} 13. Nxc6 {[%emt 0:12:35] The position is equal.} Rxc6 {[%emt 0:00:13]} 14. Kb1 {[%emt 0:00:51]} O-O {[%emt 0:02:34]} 15. Ne2 {[%emt 0:00:21] [#]} d5 $146 {[%emt 0:10:57]} ({Predecessor:} 15... Rc4 16. f3 Qc7 17. b3 Rc6 18. Nd4 Rc3 19. Qe2 Rc8 20. Rd3 h6 21. Bc1 Rxd3 22. cxd3 {1-0 Demchenko,A (2654)-So,W (2778) Chess.com Rapid Wk4 Swiss 2022 (2)}) 16. Bxf6 {[%emt 0:13:37]} Bxf6 {[%emt 0:00:13]} 17. exd5 {[%emt 0:00:03]} Rd6 {[%emt 0:01:43][%cal Rd6d5]} 18. Qf3 {[%emt 0:00:21]} Rxd5 {[%emt 0:10:55]} 19. Rxd5 {[%emt 0:00:28]} Qxd5 {[%emt 0:00:01]} 20. Qxd5 {[%emt 0:01:55]} exd5 $11 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRN} 21. Nf4 {[%emt 0:01:44]} Rd8 {[%emt 0:01:24]} 22. g3 {[%emt 0:03:44]} Be5 {[%emt 0:01:55]} 23. Nd3 {[%emt 0:00:25]} Bd6 {[%emt 0:00:29]} 24. Re1 {[%emt 0:04:31]} f6 {[%emt 0:01:54]} 25. Kc1 {[%emt 0:00:11]} Kf7 {[%emt 0:01:59]} 26. Kd2 {[%emt 0:00:11]} Rc8 {[%emt 0:05:17]} 27. Ra1 {[%emt 0:03:36]} Rc4 {[%emt 0:02:57]} 28. b3 {[%emt 0:01:46]} Rc7 {[%emt 0:03:09]} 29. c3 {[%emt 0:00:10]} Be5 {[%emt 0:02:24]} 30. Rc1 {[%emt 0:00:32]} Bd6 {[%emt 0:00:40]} 31. f4 {[%emt 0:06:50]} h5 {[%emt 0:01:46]} 32. Ra1 {[%emt 0:00:49]} a5 {[%emt 0:03:30]} 33. a4 {[%emt 0:00:05]} b4 {[%emt 0:00:01]} (33... Rb7 $11 {remains equal.}) 34. cxb4 $16 {[%emt 0:00:15] White leaves nothing to chance now.} axb4 {[%emt 0:04:16]} 35. a5 {[%emt 0:04:43]} g5 {[%emt 0:01:34]} (35... Ra7 $16 36. a6 Ke6) 36. a6 $18 {[%emt 0:00:12] [#] Hoping for a7.} ({Don't play} 36. fxg5 $6 fxg5 37. hxg5 Ra7 $16) 36... Ra7 {[%emt 0:00:01]} 37. Ke3 {[%emt 0:02:50]} ({Not} 37. fxg5 fxg5 38. hxg5 Kg6 39. Nf4+ Kxg5 $16) 37... gxh4 {[%emt 0:00:39]} 38. gxh4 {[%emt 0:01:23]} Ke6 {[%emt 0:01:35]} 39. Kd4 {[%emt 0:00:48]} Be7 $2 {[%emt 0:02:16] [#]} (39... Bb8 {is a better defense.} 40. Kc5 Rc7+ 41. Kxb4 Ba7) 40. f5+ $1 {[%emt 0:00:00][%mdl 576] Deflection. White is clearly winning.} Kxf5 {[%emt 0:00:00]} 41. Kxd5 {[%emt 0:04:33]} Rd7+ {[%emt 0:18:28]} 42. Kc4 {[%emt 0:01:40]} Ke4 {[%emt 0:02:30]} 43. Nc5+ {[%emt 0:08:54]} Bxc5 {[%emt 0:00:05]} 44. Kxc5 {[%emt 0:00:01] KR-KR} Ra7 {[%emt 0:00:25]} 45. Kb6 {[%emt 0:02:45]} Ra8 {[%emt 0:00:10]} 46. Kb7 {[%emt 0:02:48]} Rf8 {[%emt 0:00:52]} 47. a7 {[%emt 0:01:53]} Kd3 {[%emt 0:00:03]} 48. a8=Q {[%emt 0:03:04]} ({Less strong is} 48. a8=B Kc2 $16) 48... Rxa8 {[%emt 0:00:01]} 49. Rxa8 {[%emt 0:00:11]} Kc3 {[%emt 0:00:06]} 50. Ra5 {[%emt 0:01:09]} Kxb3 {[%emt 0:00:06]} 51. Rxh5 {[%emt 0:00:02] Weighted Error Value: White=0.03 (flawless) /Black=0.31} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.11"]
[White "Madajczak, Piotr"]
[Black "Dziendziel, Mateusz"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1897"]
[BlackElo "2084"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,63,12,20,0,0,-29,-25,-20,-36,-30,-19,-34,-28,-79,-45,-74,-48,-55,-37,-54,-9,-69,-72,-65,-72,-118,0,0,-1,-8,29,8,67,78,144,130,186,171,203,192,197,191,192,157,292,283,325,338,334,336,29980,29981,29991,29992]} 1. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:13]} 2. b3 {[%emt 0:00:12]} c5 {[%emt 0:01:32]} 3. e3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:40]} 4. Bb5 {[%emt 0:01:12]} Bg4 {[%emt 0:04:07]} 5. Bb2 {[%emt 0:03:01]} Nf6 {[%emt 0:03:51]} 6. h3 {[%emt 0:01:31]} Bh5 {[%emt 0:00:55] 6...Bxf3 is more advanced technology.} 7. O-O {[%emt 0:01:17] A06: Réti Opening: 1 Nf3 d5.} e6 {[%emt 0:01:43]} 8. d4 {[%emt 0:10:03]} cxd4 {[%emt 0:12:07]} 9. exd4 {[%emt 0:01:28] Black has an edge.} Bd6 {[%emt 0:01:31]} 10. Be2 {[%emt 0:03:08]} O-O {[%emt 0:02:55]} 11. Nbd2 {[%emt 0:07:18]} Qc7 {[%emt 0:13:07] [#]} 12. Rc1 $146 {[%emt 0:05:32]} (12. Nh4 $11 {keeps the balance.}) ({Predecessor:} 12. a3 a6 13. Re1 Rac8 14. Rc1 b5 15. Kh1 Bf4 16. c3 Rfe8 17. b4 Qa7 18. Ra1 {0-1 Reyes Cortes,R (1652)-Lucena Cifre,R (1730) ESP AEAC W/A/144 email 2016}) 12... Bf4 {[%emt 0:01:39]} 13. c3 {[%emt 0:11:40]} Rac8 {[%emt 0:09:04]} 14. Ra1 {[%emt 0:18:07]} Rfe8 {[%emt 0:18:00]} 15. Re1 {[%emt 0:03:02]} Qa5 {[%emt 0:11:10]} 16. b4 {[%emt 0:05:49]} (16. g3 $11 Bd6 17. Ne5) 16... Qc7 $15 {[%emt 0:01:19]} 17. a4 {[%emt 0:05:17]} a5 {[%emt 0:01:27]} 18. Qb3 {[%emt 0:08:29]} (18. b5 $142 Ne7 19. Qc2) 18... g5 {[%emt 0:04:19]} (18... Bxd2 $17 19. Nxd2 Bxe2 20. Rxe2 axb4 21. cxb4 Qb6) 19. b5 $11 {[%emt 0:06:31]} Ne7 {[%emt 0:00:33]} 20. b6 {[%emt 0:01:21]} Qb8 {[%emt 0:00:12]} (20... Qd8 $5 {[%cal Rf4d2]}) 21. c4 {[%emt 0:00:32]} dxc4 {[%emt 0:04:23]} ({Black should try} 21... Bxd2 $11 22. Nxd2 Qf4) 22. Nxc4 $14 {[%emt 0:00:13]} Ned5 {[%emt 0:00:48] [#]} (22... Nfd5 $142) 23. Nfe5 $1 $16 {[%emt 0:00:31]} Bxe2 {[%emt 0:01:00]} (23... Bg6 $16) 24. Rxe2 $18 {[%emt 0:00:01]} Red8 {[%emt 0:01:44] [#]} 25. g3 $1 {[%emt 0:00:47]} Bxe5 {[%emt 0:00:01]} 26. dxe5 {[%emt 0:00:09]} Ne8 {[%emt 0:00:35]} 27. Re4 {[%emt 0:01:27]} h5 {[%emt 0:02:40]} (27... Rc6 $16 28. h4 (28. Nxa5 Rxb6 29. Qc2 Ng7 $11) 28... Ng7) 28. Qf3 {[%emt 0:01:21]} (28. Nxa5 $6 Rc5 $18) 28... Ng7 {[%emt 0:01:00]} 29. Nd6 {[%emt 0:00:15]} ({Resist} 29. Nxa5 Rd7 30. Nc4 Rc6) 29... Rxd6 {[%emt 0:01:05]} 30. exd6 {[%emt 0:00:02]} f5 $2 {[%emt 0:01:16] [#]} (30... Qxd6 $18 31. Bxg7 {[%mdl 64] Remove Defender} Kxg7 32. Qxh5 Qe7) 31. Rxe6 $3 {[%emt 0:01:08][%mdl 576] Discovered Attack, Remove Defender} Nxe6 {[%emt 0:00:29]} (31... Nc3 32. Re7) 32. Qxd5 {[%emt 0:00:01]} Re8 {[%emt 0:01:05] Weighted Error Value: White=0.12 (very precise) /Black=0.42} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.12"]
[White "Smetek, Michal"]
[Black "Wilk, Igor"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "1787"]
[BlackElo "2058"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,118,31,37,35,61,63,101,79,75,90,158,120,138,-2,22,24,33,4,37,34,38,32,24,23,160,133,157,78,56,30,94,94,90,111,101,95,147,41,34,29,83,47,57,17,17,14,13,17,15,16,25,21,103,101,269,23,53,25,40,25,24,21,23,29,35,27,31,22,34,16,18,11,19,16,54,35,41,41,36,0,144,47,37,32,43,42,70,8,8,0,0,0,4,0,0,0,2,0,0]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:09]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:06]} 3. g3 {[%emt 0:00:07]} d5 {[%emt 0:00:11]} 4. Nf3 {[%emt 0:00:13]} Be7 {[%emt 0:00:14]} 5. Bg2 {[%emt 0:00:05]} O-O {[%emt 0:00:07]} 6. O-O {[%emt 0:00:06]} dxc4 {[%emt 0:00:05]} 7. Qa4 {[%emt 0:00:47]} a6 {[%emt 0:00:50]} 8. Qxc4 {[%emt 0:00:19]} b5 {[%emt 0:00:16]} 9. Qc2 {[%emt 0:00:17]} Bb7 {[%emt 0:00:33]} 10. Bd2 {[%emt 0:00:29]} Nbd7 {[%emt 0:06:26]} 11. Ba5 {[%emt 0:02:15]} Rc8 {[%emt 0:00:23]} 12. Nbd2 {[%emt 0:06:12] E05: Open Catalan: 5 Nf3 Be7.} Qe8 {[%emt 0:02:51]} 13. b4 $1 {[%emt 0:10:02]} Bd6 {[%emt 0:06:09]} 14. e4 {[%emt 0:14:23] e5 is the strong threat. White is better.} e5 {[%emt 0:01:24]} 15. Rfe1 {[%emt 0:01:15] [#]} Nb8 $146 {[%emt 0:06:35]} ({Better is} 15... Nb6) ({Predecessor:} 15... Qe7 16. a3 Rfe8 17. Rad1 Qf8 18. dxe5 Nxe5 19. Nxe5 Bxe5 {1-0 Anwesh,U (2369)-Grygoriev,O (2121) Cherkasy Konsalt IM 2021 (1)}) 16. Bh3 {[%emt 0:06:53]} Nfd7 {[%emt 0:03:22]} 17. d5 {[%emt 0:04:47] Prevents Nc6.} ({White should try} 17. dxe5 $16 Nxe5 18. Bxc8 Qxc8 19. Nxe5 Bxe5 20. Rac1) 17... Qe7 {[%emt 0:06:05]} (17... c6 $5 {[%cal Rc6d5]}) 18. a4 {[%emt 0:04:50]} c6 {[%emt 0:04:34]} 19. Qb3 {[%emt 0:03:51]} Rce8 {[%emt 0:02:18]} (19... bxa4 {keeps more tension.} 20. Rxa4 cxd5 21. exd5 Nf6) 20. axb5 {[%emt 0:02:20]} axb5 {[%emt 0:00:53]} 21. Rad1 {[%emt 0:02:39]} Nf6 {[%emt 0:01:50][%cal Rc6d5]} 22. Nf1 {[%emt 0:01:48]} Na6 {[%emt 0:02:56]} (22... Bc8 $11 {keeps the balance.} 23. Bxc8 Rxc8) 23. Ne3 $16 {[%emt 0:01:34]} g6 {[%emt 0:00:54][%cal Rd6b4] Prevents Nf5.} (23... Nxb4 $2 24. Nf5 c5 25. Nxe7+ $18) (23... Bxb4 $2 24. d6 Bxd6 25. Nf5 $18) (23... Nxe4 $2 24. Nf5 Qf6 25. Rxe4) 24. dxc6 {[%emt 0:04:11]} (24. Nh4 $142 $1 {[%cal Rh4f5]} Bc8 25. Bxc8 Rxc8 26. Nef5 (26. dxc6 Bxb4 27. Nhf5 gxf5 $18)) 24... Bxc6 {[%emt 0:00:33]} 25. Nd5 {[%emt 0:00:56]} Bxd5 {[%emt 0:02:16]} (25... Nxd5 $1 $11 26. exd5 Bb7) 26. exd5 {[%emt 0:00:08]} Bxb4 {[%emt 0:02:06]} 27. d6 $1 {[%emt 0:03:44]} (27. Rxe5 Qd6 28. Bxb4 Nxb4 $11) 27... Bxd6 {[%emt 0:00:22]} 28. Qxb5 {[%emt 0:00:14]} Nb8 {[%emt 0:09:54] [#]} (28... Bc5 $142) 29. Bc3 {[%emt 0:05:04] White has more active pieces. The black rooks are badly placed.} (29. Nxe5 $1 $16 Bxe5 30. Bb4) 29... Qc7 $1 $14 {[%emt 0:05:44]} ({But not} 29... Nbd7 30. Qa6 Bc7 31. Qb7 $16) 30. Ba1 {[%emt 0:05:17][%cal Od1c1]} Re7 {[%emt 0:05:34]} (30... Nbd7 $11) 31. Nxe5 {[%emt 0:06:28] Threatens to win with Rc1.} Rfe8 {[%emt 0:00:21][%cal Rd6e5]} 32. Nf3 {[%emt 0:00:19][%cal Be5f3,Bf3e1,Be1d3][%mdl 32]} Rxe1+ {[%emt 0:00:40]} 33. Rxe1 {[%emt 0:00:28]} Rxe1+ {[%emt 0:00:13]} 34. Nxe1 {[%emt 0:00:04]} Nbd7 {[%emt 0:00:26]} 35. Nd3 {[%emt 0:03:51]} Kf8 {[%emt 0:02:03]} 36. Bd4 {[%emt 0:03:42]} Ke7 {[%emt 0:01:52]} (36... Kg8 $11 {remains equal.}) 37. Qg5 $16 {[%emt 0:02:20]} Qc4 $2 {[%emt 0:01:45] [#]} (37... Qc2 $16 {was necessary.} 38. Bxd7 Kxd7) 38. Qe3+ $2 {[%emt 0:02:04]} (38. Ne5 $1 $18 {[%cal Re5c4]} Qd5 39. Bg2 (39. Bxd7 h6 $18)) 38... Kd8 {[%emt 0:01:22]} (38... Kf8 {is interesting.} 39. Bf1 Qd5 40. Bg2 Qb3) 39. Bf1 {[%emt 0:02:02] And now Ne5 would win.} (39. Bb2 {with more complications.} Qb3 40. Qe2 Qd5 41. Bg2) 39... Qe6 {[%emt 0:01:21] Prevents Ne5.} 40. Qf3 {[%emt 0:00:00][%cal Of1h3]} (40. Qc1 {seems wilder.} Qd5 41. Be3 Ng4 42. Bg5+) 40... Ke7 {[%emt 0:00:00]} 41. Qb7 {[%emt 0:06:13] Hoping for Nc5.} Kf8 {[%emt 0:03:49]} 42. Qc8+ {[%emt 0:01:12]} Qe8 {[%emt 0:03:01]} 43. Qc6 {[%emt 0:00:30]} Qb8 {[%emt 0:02:24]} 44. Qf3 {[%emt 0:02:11]} (44. Kg2 {simplifies} Kg8 45. f4 Qc7 46. Qxc7 Bxc7 47. Kf3) 44... Ke7 {[%emt 0:00:41]} 45. h4 {[%emt 0:06:14]} Qb3 {[%emt 0:01:22]} 46. Bh3 {[%emt 0:03:14]} Qd5 {[%emt 0:01:22]} (46... Qb1+ {feels hotter.} 47. Kg2 Qb3 48. h5 Qd5) 47. Qe3+ {[%emt 0:01:20]} Kd8 {[%emt 0:00:20]} (47... Kf8 {keeps more tension.} 48. Bg2 Qc4 49. Ba1 h5) 48. Bg2 {[%emt 0:03:34]} Qe6 {[%emt 0:00:28]} 49. Qg5 {[%emt 0:01:16]} Ke8 {[%emt 0:02:31]} 50. Bc6 {[%emt 0:02:40] A strong pair of Bishops.} Be7 {[%emt 0:00:39]} (50... Qc4 $1 $11 51. Bxf6 Qxc6 52. Qe3+ Kf8) 51. Qb5 {[%emt 0:01:15]} (51. Ne5 $16 {Qc1 would be deadly.} Bd6 52. Nf3) 51... Kf8 $1 $14 {[%emt 0:00:44]} 52. Qa4 {[%emt 0:01:46]} Bd6 {[%emt 0:02:31]} 53. Qa8+ {[%emt 0:01:23]} Kg7 {[%emt 0:01:47]} 54. Bxd7 {[%emt 0:06:02]} (54. Qd8 $14 Nf8 55. Bd5) 54... Qxd7 $11 {[%emt 0:00:10] The position is equal.} 55. Qf3 {[%emt 0:00:15]} Be7 {[%emt 0:00:43]} 56. Qf4 {[%emt 0:02:03]} Qe6 {[%emt 0:02:00]} 57. Ne5 {[%emt 0:00:29]} Kg8 {[%emt 0:00:34]} 58. Nf3 {[%emt 0:00:31]} Qe4 {[%emt 0:00:48]} 59. Qxe4 {[%emt 0:01:00]} ({Of course not} 59. Bxf6 Qxf4 60. gxf4 Bxf6 $17) 59... Nxe4 {[%emt 0:00:04] Weighted Error Value: White=0.27 (precise) /Black=0.23 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.13"]
[White "Ciszewski, Krzysztof"]
[Black "Lis, Maksymilian"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "2047"]
[BlackElo "1784"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,75,33,31,37,21,30,16,15,7,7,0,0,-6,6,0,33,15,38,0,-6,-4,0,0,0,-16,0,-17,4,6,8,31,32,18,196,181,200,196,204,199,195,180,205,159,140,129,209,163,163,116,127,78,81,51,376,386,491,480,580,579,602,602,592,591,564,498]} 1. d4 {[%emt 0:01:10]} d5 {[%emt 0:00:12]} 2. c4 {[%emt 0:00:05]} dxc4 {[%emt 0:00:05]} 3. e3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:05]} 4. Bxc4 {[%emt 0:00:06]} e6 {[%emt 0:00:04]} 5. Nf3 {[%emt 0:00:16]} a6 {[%emt 0:00:08]} 6. O-O {[%emt 0:00:20]} c5 {[%emt 0:00:11]} 7. b3 $1 {[%emt 0:01:07][%mdl 4] is recently more successful than 7.dxc5.} Be7 {[%emt 0:04:07] D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 8. Bb2 {[%emt 0:00:17]} O-O {[%emt 0:00:18]} 9. Nbd2 {[%emt 0:00:35]} Nbd7 {[%emt 0:00:45] The position is equal.} 10. a4 {[%emt 0:02:10]} b6 {[%emt 0:00:46] [#]} 11. Be2 $146 {[%emt 0:02:40]} ({Predecessor:} 11. Qe2 h6 12. Rfd1 Bb7 13. Nf1 cxd4 14. Nxd4 Qe8 15. Rab1 Nc5 16. f3 Nd5 17. e4 {½-½ Oreopoulos,K (2490)-Kluegel,J (2517) ICCF GMN/A/01 email 2019}) 11... Bb7 {[%emt 0:00:37]} 12. Nc4 {[%emt 0:04:56]} Rc8 {[%emt 0:04:17]} 13. Rc1 {[%emt 0:00:43]} Qc7 {[%emt 0:02:42]} 14. dxc5 {[%emt 0:19:57]} Bxc5 {[%emt 0:04:39]} 15. Nd4 {[%emt 0:02:31]} Rfd8 {[%emt 0:05:29]} 16. Bf3 {[%emt 0:02:49]} Qb8 {[%emt 0:04:37]} (16... Bxd4 {seems wilder.} 17. exd4 b5 18. axb5 axb5 19. Nd6 Qxd6 20. Bxb7 Rxc1 21. Qxc1 Nd5) 17. Bxb7 {[%emt 0:01:51]} Qxb7 {[%emt 0:00:05]} 18. Qe2 {[%emt 0:00:58]} Nd5 {[%emt 0:06:43]} 19. Rfd1 {[%emt 0:01:46]} Be7 {[%emt 0:07:04]} (19... Bf8 $5) 20. Qf3 {[%emt 0:12:27]} Nc5 {[%emt 0:02:48]} 21. a5 {[%emt 0:14:54]} b5 $1 {[%emt 0:01:11]} 22. Ne5 {[%emt 0:00:43]} Bd6 $2 {[%emt 0:21:09] [#]} (22... Rf8 $11) 23. Nec6 $1 $18 {[%emt 0:03:04][%mdl 512]} Rd7 {[%emt 0:03:43][%cal Oc5b3]} (23... Rxc6 24. Nxc6) 24. e4 $1 {[%emt 0:02:33][%cal Be3e4,Be4e5][%mdl 32]} Ne7 {[%emt 0:01:36]} 25. e5 $1 {[%emt 0:02:32]} Nxc6 {[%emt 0:00:05]} 26. exd6 {[%emt 0:00:30]} Nxa5 {[%emt 0:06:56]} 27. Qxb7 {[%emt 0:01:50]} Naxb7 {[%emt 0:00:04]} 28. b4 {[%emt 0:00:26] White is more active.} Nxd6 {[%emt 0:01:03]} 29. bxc5 $40 {[%emt 0:04:20][%mdl 128] White attacks with force.} Nc4 {[%emt 0:00:20]} 30. c6 {[%emt 0:02:01]} (30. Bc3 $1 $18) 30... Rdc7 {[%emt 0:00:07] [#]} 31. Bc3 {[%emt 0:01:49]} (31. Ba1 $142 $1) 31... e5 $16 {[%emt 0:00:16]} 32. Nf5 {[%emt 0:01:15] Bb4 would be deadly.} f6 $2 {[%emt 0:05:34][%mdl 8192]} (32... g6 $1 $14 33. Nh6+ Kf8) 33. Bb4 $18 {[%emt 0:02:32]} ({Weaker is} 33. Rd7 Rxd7 34. cxd7 Rd8 $14) 33... Kf7 {[%emt 0:00:10]} 34. Nd6+ {[%emt 0:03:28] White is clearly winning.} Nxd6 {[%emt 0:00:09]} 35. Rxd6 {[%emt 0:00:08]} Ke7 {[%emt 0:00:51]} 36. Rd7+ {[%emt 0:02:02]} Ke8 {[%emt 0:00:04] [#]} 37. Rxc7 {[%emt 0:01:03]} Rxc7 {[%emt 0:00:04]} 38. Ba5 {[%emt 0:00:09] Weighted Error Value: White=0.11 (very precise) /Black=0.44} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.14"]
[White "Pieczulis, Blazej"]
[Black "Stachecki, Mikolaj"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1784"]
[BlackElo "2015"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,140,11,16,12,13,17,19,38,0,0,-13,61,8,10,-5,0,-44,0,0,14,-3,-3,-3,50,42,47,0,0,0,0,-17,-12,-15,0,0,103,93,98,4,2,4,5,16,11,0,10,0,0,-72,0,0,0,-189,-179,-239,-230,-273,-266,-366,-355,-503,-385,-493,-297,-306,-283,-305,-306,-306,-303,-293,-279,-269,-200,-531,-395,-444,-464,-431,-433,-454,-393,-712,-707,-702,-653,-664,-650,-897,-882,-1081,-1029,-918,-883,-29983,-29982,-29980,-29977,-29974,-29975,-29978,-29977,-29983,-29982,-29984,-29983,-29983,-29984,-29985,-29985,-29984,-29984,-29985,-29986,-29986,-29987,-29987,-29988,-29988,-29989,-29989,-29989,-29991,-29991,-29991,-29991]} 1. d4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:21]} 2. c4 {[%emt 0:00:27]} g6 {[%emt 0:00:09]} 3. Nc3 {[%emt 0:00:29]} Bg7 {[%emt 0:00:10]} 4. Bg5 {[%emt 0:00:34]} d6 {[%emt 0:01:50]} 5. Nf3 {[%emt 0:02:52]} O-O {[%emt 0:00:16]} 6. e3 {[%emt 0:00:31]} c5 {[%emt 0:00:39]} 7. d5 {[%emt 0:00:11]} h6 {[%emt 0:00:12]} 8. Bh4 {[%emt 0:00:10]} g5 {[%emt 0:00:16]} 9. Bg3 {[%emt 0:00:27]} Nh5 {[%emt 0:00:09] E61: King's Indian: Early deviations for White, including Smyslov System.} 10. Nd2 {[%emt 0:02:21]} Nxg3 {[%emt 0:00:09]} 11. hxg3 {[%emt 0:00:02]} f5 {[%emt 0:01:13] The position is equal. is the legacy move (11...e6).} 12. f4 {[%emt 0:06:24]} e5 $1 {[%emt 0:07:36]} 13. dxe6 {[%emt 0:18:29] [#]} (13. Qh5 $5 {[%cal Rf4g5]}) 13... Re8 $146 {[%emt 0:06:20]} (13... Nc6 $11) ({Predecessor:} 13... Bxe6 14. Qc2 Nc6 15. a3 a6 16. O-O-O b5 17. cxb5 axb5 18. Bxb5 Nb4 19. axb4 cxb4 20. Na4 Qa5 {1-0 Pastar,S (2323)-Farkas,S (2041) Battle of Senta op 24th 2020 (1)}) 14. Kf2 {[%emt 0:01:17]} ({White should try} 14. Qh5 $14) 14... Bxe6 $11 {[%emt 0:04:12]} 15. Bd3 {[%emt 0:09:09]} Nc6 {[%emt 0:07:04]} 16. Nd5 {[%emt 0:15:01]} Ne7 {[%emt 0:15:12]} 17. Qc2 {[%emt 0:18:08]} Rf8 {[%emt 0:09:52]} ({Don't play} 17... Bxd5 18. cxd5 gxf4 19. gxf4 $14) 18. Rae1 {[%emt 0:03:37]} Nxd5 {[%emt 0:10:39]} 19. cxd5 {[%emt 0:00:05]} Bxd5 {[%emt 0:03:53]} (19... Bd7 $11) 20. Bxf5 $14 {[%emt 0:01:22]} Qf6 {[%emt 0:00:14]} 21. Be4 {[%emt 0:01:50]} (21. Bd3 $14 {should be considered.}) 21... Bxe4 $11 {[%emt 0:01:16]} 22. Qxe4 {[%emt 0:00:14]} Qf7 {[%emt 0:06:19]} 23. b3 {[%emt 0:03:26]} (23. Nf3 $5 {[%cal Rf3g5]} Rae8 24. Qc2 $11) 23... d5 {[%emt 0:01:06]} 24. Qc2 {[%emt 0:02:28][%cal Od2f3]} b6 {[%emt 0:05:23]} 25. Nf3 {[%emt 0:00:45][%cal Of3g5]} Qf5 {[%emt 0:01:27]} (25... gxf4 $11 26. gxf4 Rfe8) 26. Qxf5 $16 {[%emt 0:01:06]} Rxf5 {[%emt 0:00:05]} 27. g4 {[%emt 0:00:05]} ({White should play} 27. fxg5 $16 hxg5 28. Rh5) 27... Rf7 $11 {[%emt 0:00:22]} 28. fxg5 {[%emt 0:05:16]} hxg5 {[%emt 0:00:04]} 29. Rh5 {[%emt 0:00:07]} Bf6 {[%emt 0:00:39]} 30. Ke2 {[%emt 0:00:27]} Rg7 {[%emt 0:00:28]} 31. Rf1 {[%emt 0:01:34]} Re8 {[%emt 0:03:56]} 32. Kd2 {[%emt 0:01:02]} (32. Rh6 $11 {keeps the balance.} Re6 33. Kd1) 32... Re4 {[%emt 0:01:13]} (32... Rg6 $17) 33. Rh6 {[%emt 0:00:50]} Re6 {[%emt 0:06:31][%cal Of6c3] ...Bc3+! would be deadly.} 34. Kd3 {[%emt 0:01:08] Repels Bc3. Black converts the advantage convincingly.} (34. Kc2 $11 {and White is okay.}) 34... Rge7 $36 {[%emt 0:03:30][%mdl 2048] Keeping White busy.} 35. Re1 {[%emt 0:01:54]} (35. Nd2 $142 Rxe3+ 36. Kc2) 35... Kg7 {[%emt 0:00:05]} 36. Rh5 {[%emt 0:00:11] [#]} Kg6 {[%emt 0:00:09]} 37. Nd2 {[%emt 0:00:16]} b5 {[%emt 0:00:50] ...Ra6 is the strong threat.} 38. Rh3 {[%emt 0:00:27]} (38. Reh1 $142 Rxe3+ 39. Kc2) 38... c4+ {[%emt 0:01:12]} 39. bxc4 {[%emt 0:01:42]} dxc4+ {[%emt 0:03:02]} 40. Kc2 {[%emt 0:00:00]} Ra6 {[%emt 0:00:00]} 41. Kb1 {[%emt 0:03:51]} c3 {[%emt 0:03:08]} 42. Nb3 {[%emt 0:00:40] [#]} c2+ $1 {[%emt 0:00:46][%mdl 576] Decoy} 43. Kxc2 {[%emt 0:01:42]} Rxa2+ {[%emt 0:00:05]} 44. Kd3 {[%emt 0:00:06]} Rxg2 {[%emt 0:04:55]} 45. Nc5 {[%emt 0:01:46]} (45. Reh1 {is a better chance.}) 45... Rxg4 {[%emt 0:01:25] Strongly threatening ...Rc4.} 46. Reh1 {[%emt 0:00:33]} Bg7 {[%emt 0:02:15] Dodges Rh6+. And now ...Rc4 would win.} 47. Rb1 {[%emt 0:00:52]} b4 {[%emt 0:00:57]} 48. Rh2 {[%emt 0:00:32]} Rc7 {[%emt 0:04:42]} 49. Nb3 (49. Rc1) 49... Rc3+ {[%emt 0:00:32]} 50. Kd2 {[%emt 0:01:06]} Re4 {[%emt 0:01:17]} 51. Re2 {[%emt 0:00:15]} g4 {[%emt 0:00:36]} 52. Nc1 {[%emt 0:00:16]} a5 {[%emt 0:03:20][%cal Ba7a5,Ba5a4][%mdl 32]} 53. Nd3 {[%emt 0:00:11]} Bh6 {[%emt 0:01:06] ( -> ...Rd4)} 54. Rh1 {[%emt 0:00:23]} Bg5 {[%emt 0:01:01] Hoping for ...Rd4.} 55. Nf4+ {[%emt 0:00:18]} Bxf4 {[%emt 0:00:09] Black mates.} 56. exf4 {[%emt 0:00:03]} Rxe2+ {[%emt 0:00:20]} 57. Kxe2 {[%emt 0:00:04] KR-KR} a4 {[%emt 0:00:59]} 58. Kd2 {[%emt 0:00:19]} Rf3 {[%emt 0:00:30]} 59. Rb1 {[%emt 0:00:08]} Rxf4 {[%emt 0:00:10]} 60. Ke3 {[%emt 0:00:37]} Kf5 {[%emt 0:01:22]} 61. Rc1 {[%emt 0:00:12]} Rf3+ {[%emt 0:00:29]} 62. Kd4 {[%emt 0:00:06]} g3 {[%emt 0:01:16]} 63. Rc8 {[%emt 0:00:19]} Kg4 {[%emt 0:02:30]} 64. Ke4 {[%emt 0:00:04]} Rf5 {[%emt 0:01:15]} 65. Rg8+ {[%emt 0:00:19]} Rg5 {[%emt 0:00:04]} 66. Rd8 {[%emt 0:00:08]} g2 {[%emt 0:00:18]} 67. Rd1 {[%emt 0:00:05]} Kg3 {[%emt 0:00:31]} 68. Ke3 {[%emt 0:00:06]} Kh2 {[%emt 0:00:31]} 69. Kf2 {[%emt 0:00:12]} g1=Q+ {[%emt 0:00:11]} 70. Rxg1 {[%emt 0:00:04]} Rf5+ {[%emt 0:00:03] Weighted Error Value: White=0.55/Black=0.27 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.15"]
[White "Krasniewski, Szymon"]
[Black "Syrkiewicz, Michal"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1771"]
[BlackElo "2000"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,119,10,4,87,48,88,82,99,83,89,51,119,79,93,92,174,157,255,162,150,121,126,118,126,118,110,117,110,117,112,104,128,127,142,139,141,142,149,146,153,131,175,147,210,210,202,192,212,179,186,182,187,152,177,157,231,213,264,232,287,166,227,204,261,226,231,0,266,269,319,310,387,347,403,401,409,401,508,482,394,364,1804,837,725,0,1912,1742,1204,1179,3631,1043,29982,29982,29989,29988,29990,29990,29990,29991,29994,29993]} 1. d4 {[%emt 0:00:43]} f5 {[%emt 0:00:11]} 2. c4 {[%emt 0:00:50]} d6 {[%emt 0:01:14]} 3. Nf3 {[%emt 0:00:11]} Nf6 {[%emt 0:00:07]} 4. Nc3 {[%emt 0:00:03]} g6 {[%emt 0:00:15]} 5. g3 {[%emt 0:00:03]} Bg7 {[%emt 0:00:05]} 6. Bg2 {[%emt 0:00:04]} O-O {[%emt 0:00:38]} 7. O-O {[%emt 0:00:07]} Qe8 {[%emt 0:00:06]} 8. Re1 {[%emt 0:00:56]} Qf7 {[%emt 0:00:08]} 9. Qd3 {[%emt 0:06:11]} h6 {[%emt 0:08:47]} 10. b3 {[%emt 0:19:59]} Nc6 {[%emt 0:09:24]} 11. Ba3 {[%emt 0:16:07] [#]} Rd8 $146 {[%emt 0:17:39] A87: Dutch Defence: Leningrad System: 5 Nf3.} (11... Ne4 $11 {keeps the balance.}) ({Predecessor:} 11... Ne4 12. Rad1 e5 13. dxe5 Nxc3 14. Qxc3 Re8 15. Nd4 Nxd4 16. Qxd4 dxe5 17. Qd2 e4 18. Bb2 b6 19. Bxg7 Kxg7 {½-½ Umansky,M (2527)-Kruse,H (2522) CFriend AS CFC Simul 002 email 2004}) 12. Rad1 {[%emt 0:17:17]} Bd7 {[%emt 0:15:21]} 13. d5 {[%emt 0:05:22]} Ne5 {[%emt 0:03:54] White is better.} 14. Qc2 {[%emt 0:03:32]} g5 {[%emt 0:05:42]} 15. Nd4 {[%emt 0:10:44]} Qg6 {[%emt 0:06:39]} ({Black should try} 15... f4 $14) 16. e3 {[%emt 0:02:24] And now f4 would win.} g4 {[%emt 0:09:07]} 17. Nce2 {[%emt 0:01:08][%cal Bc3e2,Be2f4,Bf4e6][%mdl 32]} Rdc8 {[%emt 0:03:13]} (17... Ne4 $16 {was necessary.}) 18. Nf4 $18 {[%emt 0:00:58]} Qg5 {[%emt 0:00:44]} (18... Qf7 $16 19. Nxf5 Bxf5 20. Qxf5 Nh7 21. Qxf7+ Kxf7) 19. Nfe6 {[%emt 0:04:57]} Bxe6 {[%emt 0:00:28]} 20. dxe6 {[%emt 0:01:18]} Ne4 {[%emt 0:00:15] [#]} 21. Nxf5 $1 {[%emt 0:01:28][%mdl 512]} Qxf5 {[%emt 0:03:11]} 22. Qxe4 {[%emt 0:00:19]} ({Of course not} 22. Bxe4 $6 Nf3+ 23. Kf1 Nxe1 24. Rxe1 Qa5 $11) 22... Qxe4 {[%emt 0:01:26]} 23. Bxe4 {[%emt 0:00:02]} Nf3+ {[%emt 0:00:09]} 24. Bxf3 {[%emt 0:00:06]} gxf3 {[%emt 0:00:01]} 25. e4 {[%emt 0:01:50]} Rf8 {[%emt 0:02:33]} 26. Rd3 {[%emt 0:00:31]} Rf6 {[%emt 0:03:05]} 27. Bb2 {[%emt 0:00:21] White is more active.} Rxe6 {[%emt 0:00:06]} 28. Bxg7 {[%emt 0:00:04]} Kxg7 {[%emt 0:00:02]} 29. Rxf3 $16 {[%emt 0:00:05][%mdl 4096] Endgame KRR-KRR} c6 {[%emt 0:01:17]} 30. Rfe3 {[%emt 0:00:33]} Rb8 {[%emt 0:01:03]} 31. Rc1 {[%emt 0:01:07]} c5 {[%emt 0:01:37]} (31... Re5 $16 32. f4 Rh5) 32. f4 $18 {[%emt 0:03:58]} b5 {[%emt 0:00:46]} 33. Kf2 {[%emt 0:00:35]} Rb6 {[%emt 0:00:19]} 34. cxb5 {[%emt 0:00:28]} Rxb5 {[%emt 0:00:03]} 35. Rc4 {[%emt 0:00:38]} Ra5 {[%emt 0:00:29]} 36. Rc2 {[%emt 0:01:05]} Kf7 {[%emt 0:00:56]} 37. Kf3 {[%emt 0:00:18]} Rg6 {[%emt 0:00:23]} (37... Ra3 $16 {keeps fighting.} 38. Ree2 a5) 38. g4 {[%emt 0:00:36]} Rg8 {[%emt 0:00:28]} 39. h4 {[%emt 0:00:41]} Rh8 {[%emt 0:00:27]} 40. Rd3 {[%emt 0:00:00]} (40. e5 $142) 40... Ra6 {[%emt 0:00:00]} (40... Ra3 {might work better.} 41. e5 dxe5 42. Rxc5 (42. fxe5 c4 $16) 42... exf4) 41. Kg3 {[%emt 0:09:17]} Kf6 {[%emt 0:03:47]} 42. Rcd2 {[%emt 0:02:00]} Rc6 {[%emt 0:02:05]} 43. Rc2 {[%emt 0:04:24]} Ra6 $1 {[%emt 0:00:38]} 44. Rd5 {[%emt 0:05:36]} Rb8 {[%emt 0:03:46]} 45. g5+ {[%emt 0:00:38]} hxg5 {[%emt 0:00:05]} 46. hxg5+ {[%emt 0:00:05]} ({Not} 46. Rxg5 Ra3 47. Kg4 c4 48. bxc4 Re3 $18) 46... Kg6 {[%emt 0:02:24]} 47. Kg4 {[%emt 0:03:50]} Rh8 {[%emt 0:01:25]} 48. Rdd2 {[%emt 0:02:18]} Rh1 {[%emt 0:00:46]} 49. Rh2 {[%emt 0:01:13] Repels Rc6} Rg1+ {[%emt 0:00:03]} 50. Rcg2 {[%emt 0:00:26]} Ra1 {[%emt 0:00:42]} (50... Rxg2+ 51. Rxg2 Kg7) 51. Rh6+ {[%emt 0:01:40]} (51. f5+ $142 Kg7 52. g6) 51... Kg7 {[%emt 0:00:21]} 52. Rhh2 {[%emt 0:00:34]} (52. Rgh2 $142 R1xa2 53. Rh7+ {[%mdl 64] Skewer} Kg8 54. Rh8+ Kf7 55. R2h7+ Ke6 56. Re8) 52... Kg6 $1 {[%emt 0:00:13]} 53. f5+ {[%emt 0:00:35]} Kg7 {[%emt 0:00:15]} 54. g6 {[%emt 0:02:44] Threatening mate with Rh7+.} Kf6 {[%emt 0:01:14]} 55. Kh5 {[%emt 0:00:26]} (55. e5+ $142 dxe5 56. Rh7) 55... Kg7 {[%emt 0:00:40]} 56. Kg5 {[%emt 0:00:07] White mates.} d5 {[%emt 0:00:11]} 57. e5 {[%emt 0:00:34][%cal Be4e5,Be5f6,Bf6f7][%mdl 32]} c4 {[%emt 0:00:15] [#]} 58. f6+ $1 {[%emt 0:00:43][%mdl 512]} exf6+ {[%emt 0:00:31]} 59. exf6+ {[%emt 0:00:02]} Kg8 {[%emt 0:00:05]} 60. f7+ {[%emt 0:00:11] Weighted Error Value: White=0.32/Black=0.45} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.16"]
[White "Kitewski, Bartosz"]
[Black "Paprocki, Antoni"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "1968"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "166"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,165,-10,-8,-15,-12,-22,12,-12,-16,-19,-23,-23,-6,-11,-14,-16,-17,-6,-3,-19,0,-21,0,0,0,0,0,0,0,-6,-3,-2,-8,-8,-14,-4,-5,-3,-9,-10,-10,-16,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-120,-120,-120,-120,-120,-120,-120,-120,-1239,-120,-120,-120,-144,-144,-144,-143,-143,-120,-128,-114,-160,-148,-135,-75,-96,-23,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:05]} c6 {[%emt 0:01:41]} 2. d4 {[%emt 0:00:13]} d5 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:06]} dxe4 {[%emt 0:00:06]} 4. Nxe4 {[%emt 0:00:04]} Bf5 {[%emt 0:00:07]} 5. Ng3 {[%emt 0:00:05]} Bg6 {[%emt 0:00:04]} 6. h4 {[%emt 0:00:07]} h6 {[%emt 0:00:04]} 7. Nh3 {[%emt 0:00:08]} e6 {[%emt 0:01:55]} 8. Nf4 {[%emt 0:02:05]} Bh7 {[%emt 0:00:21]} 9. Bc4 {[%emt 0:00:50]} Nf6 {[%emt 0:02:27]} 10. c3 {[%emt 0:04:14]} Bd6 {[%emt 0:01:17]} 11. O-O {[%emt 0:02:09] B18: Classical Caro-Kann: 4...Bf5 sidelines.} O-O {[%emt 0:02:05]} 12. Re1 {[%emt 0:05:10]} Kh8 {[%emt 0:13:34]} 13. Qf3 {[%emt 0:21:56]} Nbd7 {[%emt 0:00:56] [#]} 14. Nd3 $146 {[%emt 0:08:47]} (14. Bd3 {is interesting.} e5 15. Nfh5 Bxd3 16. Qxd3 Nxh5 17. Nxh5 Qxh4 18. Qf5) ({Predecessor:} 14. Bd3 Bxd3 15. Nxd3 Qc7 16. Ne4 Nxe4 17. Rxe4 c5 18. dxc5 Nxc5 19. Nxc5 Bxc5 20. Bf4 {1-0 Sevian,S (2660)-Kobalia,M (2614) PNWCC Online blitz JP 9th 2020 (8)}) 14... b5 {[%emt 0:08:11]} 15. Bb3 {[%emt 0:00:11]} c5 {[%emt 0:00:30]} 16. Nxc5 {[%emt 0:06:56]} Nxc5 {[%emt 0:00:33]} 17. dxc5 {[%emt 0:00:04]} Bxc5 {[%emt 0:00:06]} 18. Nh5 {[%emt 0:03:53]} Nxh5 {[%emt 0:05:05]} 19. Qxh5 {[%emt 0:00:22]} Rc8 {[%emt 0:02:43]} 20. Bf4 {[%emt 0:03:58]} Bg6 {[%emt 0:09:05]} 21. Qg4 {[%emt 0:00:41]} Bf5 {[%emt 0:00:27]} 22. Qg3 {[%emt 0:00:55]} Qb6 23. Rad1 {[%emt 0:03:17]} Rfd8 {[%emt 0:01:53]} 24. a3 {[%emt 0:17:52]} a5 {[%emt 0:07:05]} 25. Be5 {[%emt 0:01:57][%csl Ge5][%cal Rg3g7]} f6 {[%emt 0:00:34]} 26. Rxd8+ {[%emt 0:00:28]} Rxd8 {[%emt 0:05:57]} 27. Bc7 {[%emt 0:01:18] [#]} Bxf2+ {[%emt 0:00:07][%mdl 64] Deflection} 28. Qxf2 {[%emt 0:00:04]} Qxc7 {[%emt 0:00:05]} 29. Bxe6 {[%emt 0:00:05]} Bxe6 {[%emt 0:00:14]} 30. Rxe6 $11 {[%emt 0:00:04][%mdl 4096] Endgame KQR-KQR} Rd1+ {[%emt 0:02:25]} 31. Re1 {[%emt 0:00:07]} Qd6 {[%emt 0:00:13]} 32. Rxd1 {[%emt 0:06:27]} Qxd1+ {[%emt 0:00:11] KQ-KQ} 33. Kh2 {[%emt 0:00:21]} Qd5 {[%emt 0:00:15]} 34. g3 {[%emt 0:02:27]} a4 {[%emt 0:00:14]} 35. Qe3 {[%emt 0:00:25]} h5 {[%emt 0:01:16]} 36. Qe2 {[%emt 0:07:18]} Kh7 {[%emt 0:08:36]} 37. Qe3 {[%emt 0:00:15]} Qe5 {[%emt 0:02:28]} 38. Qd3+ {[%emt 0:01:49]} Kg8 {[%emt 0:00:34]} 39. Kg2 {[%emt 0:00:19]} Kf7 {[%emt 0:01:53]} 40. Qd7+ {[%emt 0:00:00]} Kg6 {[%emt 0:00:00]} 41. Qd3+ {[%emt 0:00:57]} Qf5 {[%emt 0:01:02]} 42. Qe2 {[%emt 0:00:42]} Qd5+ {[%emt 0:01:20]} 43. Kh2 {[%emt 0:00:36]} Kf7 {[%emt 0:00:12]} 44. Qe3 {[%emt 0:03:12]} Qd1 {[%emt 0:02:52]} 45. Qa7+ {[%emt 0:06:20]} Kg6 {[%emt 0:00:18]} 46. Qe3 {[%emt 0:00:05]} Qc2+ {[%emt 0:04:21]} 47. Kh3 {[%emt 0:00:15]} Qb1 {[%emt 0:00:09][%cal Rb1h1]} 48. Qe8+ {[%emt 0:02:52]} Kh6 {[%emt 0:00:39][%cal Rb1h1]} 49. Qh8+ {[%emt 0:01:50]} Qh7 {[%emt 0:01:10]} 50. Qc8 {[%emt 0:01:29]} Qe4 {[%emt 0:00:49][%cal Re4h1]} 51. Kh2 {[%emt 0:00:52] Prevents Qh1+.} Kg6 {[%emt 0:07:42]} 52. Qd7 {[%emt 0:00:45] [#]} (52. Qd8 $11) 52... Qc2+ $1 $17 {[%emt 0:00:14]} 53. Kg1 {[%emt 0:02:02]} Qc1+ {[%emt 0:00:12]} (53... Qxb2 $6 54. Qe8+ Kh7 55. Qxh5+ Kg8 56. Qe8+ Kh7 57. Qh5+ Kg8 58. Qe8+ Kh7 59. Qh5+ $11) 54. Kg2 {[%emt 0:00:06]} Qxb2+ {[%emt 0:00:04]} 55. Kh3 {[%emt 0:00:07]} Qe2 {[%emt 0:02:05] Prevents Qe8+.} (55... Qxc3 $6 56. Qe8+ Kh7 57. Qxh5+ Kg8 58. Qe8+ Kh7 59. Qh5+ Kg8 60. Qe8+ Kh7 61. Qh5+ $11) 56. Qc7 $2 {[%emt 0:00:49][%mdl 8192]} (56. Qd8 $17) 56... Qc4 $2 {[%emt 0:05:29]} (56... Qe4 $19 {[%cal Re4h1] has better winning chances.} 57. Kh2 Qc2+ 58. Kh3 b4 59. axb4 Qe4) 57. Qe7 {[%emt 0:02:29]} Kh7 {[%emt 0:03:07]} (57... Qxc3 $6 58. Qe8+ Kh7 59. Qxh5+ Kg8 60. Qe8+ Kh7 61. Qh5+ Kg8 62. Qe8+ Kh7 63. Qh5+ $11) 58. Qe8 Qf1+ {[%emt 0:02:40]} ({Don't play} 58... Qxc3 $6 59. Qxh5+ Kg8 60. Qe8+ Kh7 61. Qh5+ Kg8 62. Qe8+ Kh7 63. Qh5+ $11) 59. Kh2 {[%emt 0:01:00]} Qf2+ {[%emt 0:00:02]} 60. Kh3 {[%emt 0:00:07]} Qf3 {[%emt 0:02:20][%cal Rf3h1]} 61. Kh2 {[%emt 0:00:23] Repels Qh1+} Qd5 {[%emt 0:00:12]} ({Reject} 61... Qxc3 $6 62. Qxh5+ Kg8 63. Qe8+ Kh7 64. Qh5+ Kg8 65. Qe8+ Kh7 66. Qh5+ $11) 62. Qc8 {[%emt 0:01:24]} (62. Qe2 $142) 62... Qe5 {[%emt 0:03:38] ...Qe2+ is the strong threat.} 63. Qd7 {[%emt 0:00:22]} f5 {[%emt 0:07:24]} ({Not} 63... Qxc3 64. Qxb5 Qc2+ 65. Kh3 $17) (63... Kh6 $142 64. Qc8 Qe4) 64. Qd2 {[%emt 0:04:22]} Qe4 {[%emt 0:00:50]} (64... Qc5 $17 65. Qd7 f4 66. Qd3+ g6 67. Qd7+ Kg8 68. Qe6+ Kg7 69. Qd7+ Kf6 70. Qd8+ Qe7 71. Qb6+ Qe6 72. Qd8+ Qe7 73. Qb6+ Qe6 74. Qd8+ Qe7) 65. Qd1 $1 $11 {[%emt 0:01:48]} Qg4 {[%emt 0:05:14] The position is equal.} 66. Qd3 {[%emt 0:00:20]} Kh6 {[%emt 0:01:56] And now ...f4 would win.} 67. Qxb5 {[%emt 0:02:51]} f4 {[%emt 0:00:23]} 68. Qd3 {[%emt 0:01:18] Active counter play!} fxg3+ {[%emt 0:05:26]} 69. Qxg3 {[%emt 0:01:21]} Qxg3+ {[%emt 0:00:26]} 70. Kxg3 {[%emt 0:00:09] K3P-K3P} g5 $1 {[%emt 0:00:03]} 71. c4 {[%emt 0:00:36][%cal Bc3c4,Bc4c5][%mdl 32]} Kg6 {[%emt 0:00:43] ( -> ...g4)} 72. c5 {[%emt 0:00:27] White wants to mate with c6.} gxh4+ $1 {[%emt 0:00:11]} 73. Kxh4 {[%emt 0:00:04] Intending c6 and mate.} Kf6 {[%emt 0:00:05]} 74. Kxh5 {[%emt 0:01:26] KPP-KP} Ke6 {[%emt 0:00:04]} 75. Kg4 {[%emt 0:00:16]} Kd5 {[%emt 0:00:04]} 76. Kf4 {[%emt 0:00:05]} Kxc5 {[%emt 0:00:06] KP-KP} 77. Ke3 {[%emt 0:00:05]} Kc4 {[%emt 0:00:05]} 78. Kd2 {[%emt 0:00:03]} Kb3 {[%emt 0:00:05]} 79. Kc1 {[%emt 0:00:03]} Kxa3 {[%emt 0:00:07]} 80. Kb1 {[%emt 0:00:03]} Kb3 {[%emt 0:00:06]} 81. Ka1 {[%emt 0:00:03]} a3 {[%emt 0:00:04][%cal Ba4a3,Ba3a2][%mdl 32]} 82. Kb1 {[%emt 0:00:04]} a2+ {[%emt 0:00:03]} 83. Ka1 {[%emt 0:00:02]} Ka3 {[%emt 0:00:04] Black had all chances to win.   Weighted Error Value: White=0.24 (precise) /Black=0.20 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.17"]
[White "Kozlowski, Franciszek"]
[Black "Kotowicz, Kamil"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1829"]
[BlackElo "1828"]
[Annotator "NA RC COMBH"]
[PlyCount "68"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:38]} 2. Bf4 {[%emt 0:00:10]} c5 {[%emt 0:00:44]} 3. e3 {[%emt 0:01:25]} d5 {[%emt 0:00:42]} 4. c3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:10]} 5. Nd2 {[%emt 0:01:57]} e6 {[%emt 0:00:50]} 6. Ngf3 {[%emt 0:00:42]} Be7 {[%emt 0:00:08]} 7. h3 {[%emt 0:03:20]} Bd6 {[%emt 0:00:05]} 8. Bxd6 {[%emt 0:04:28] The old main line.} Qxd6 {[%emt 0:00:08]} 9. Bb5 {[%emt 0:00:48]} O-O {[%emt 0:01:13]} 10. O-O {[%emt 0:01:05]} cxd4 {[%emt 0:02:32]} 11. exd4 {[%emt 0:00:21]} a6 {[%emt 0:00:15]} 12. Bd3 {[%emt 0:00:22]} Bd7 {[%emt 0:01:42]} 13. Re1 {[%emt 0:00:17]} Ne7 {[%emt 0:01:27]} 14. Ne5 {[%emt 0:02:15]} Ng6 {[%emt 0:00:57]} 15. Nxg6 {[%emt 0:01:16] [#]} (15. a4 $142) 15... hxg6 $146 {[%emt 0:00:15]} ({Predecessor:} 15... fxg6 16. Nf3 Nh5 17. Ne5 Nf4 18. Qd2 Rf6 19. Ng4 Rff8 20. Ne5 g5 21. Re3 Be8 22. Kh2 Bg6 23. Bxg6 Nxg6 {½-½ Sukhareva,E (2125)-Charochkina,D (2344) RUS-chT blitz (Women) 2018 (1.2)}) 16. Nf3 {[%emt 0:00:04]} b5 {[%emt 0:01:26]} 17. Qd2 {[%emt 0:01:37]} Rfb8 {[%emt 0:00:40]} 18. a3 {[%emt 0:00:40]} Be8 {[%emt 0:01:08]} (18... a5 $11) 19. Ne5 {[%emt 0:14:59]} Nd7 {[%emt 0:00:57]} 20. Ng4 {[%emt 0:00:21]} a5 {[%emt 0:01:32]} 21. Qe2 {[%emt 0:00:23]} Nb6 {[%emt 0:03:26]} 22. h4 {[%emt 0:06:33]} b4 {[%emt 0:03:01]} (22... Qe7 $11) 23. axb4 {[%emt 0:01:19]} axb4 {[%emt 0:00:07]} 24. Ne5 {[%emt 0:09:59]} bxc3 {[%emt 0:02:58]} 25. bxc3 {[%emt 0:01:13]} Rxa1 {[%emt 0:07:34]} 26. Rxa1 {[%emt 0:00:07]} Qc7 {[%emt 0:00:22]} 27. Rc1 {[%emt 0:03:37]} Qe7 {[%emt 0:03:09]} 28. Rb1 {[%emt 0:02:26]} Nd7 {[%emt 0:12:21]} (28... Qxh4 $5 29. Nxg6 Qd8 $11) 29. Rxb8 {[%emt 0:03:05]} Nxb8 {[%emt 0:00:05]} 30. h5 {[%emt 0:04:25]} gxh5 {[%emt 0:01:18]} 31. Qxh5 {[%emt 0:00:08]} g6 {[%emt 0:01:44]} 32. Qe2 {[%emt 0:04:45]} Nd7 {[%emt 0:03:16]} 33. Ng4 $11 {[%emt 0:01:31]} Nf6 34. Ne5 {[%emt 0:04:27]} Kg7 {[%emt 0:07:12]} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.18"]
[White "Malik, Maciej"]
[Black "Kossowski, Pawel"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2163"]
[BlackElo "1766"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,70,41,45,18,25,-34,-34,-27,-11,-10,-22,-39,-39,-39,-35,-41,-28,-69,-47,-54,-62,-95,-92,-101,-86,-86,-73,-82,-77,-62,-74,-75,-64,-92,-76,-74,-68,-106,-106,-115,-75,-94,-85,-102,-90,-102,-22,-28,-1,-1,-1,-1,-1,-1,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:01:44]} e5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:09]} exd4 {[%emt 0:00:24]} 4. Nxd4 {[%emt 0:00:08]} Bc5 5. Nb3 {[%emt 0:00:17]} Bb4+ {[%emt 0:00:21]} 6. c3 {[%emt 0:01:57]} Be7 {[%emt 0:00:05]} 7. Be2 {[%emt 0:17:38] C45: Scotch Game.} Nf6 {[%emt 0:02:58]} 8. Qc2 {[%emt 0:00:59]} (8. N1d2 $11) 8... d5 $15 {[%emt 0:02:10]} 9. N1d2 {[%emt 0:04:14] [#] Black is slightly better.} O-O $146 {[%emt 0:09:20]} (9... a5 $5 {[%cal Ra5a4]}) ({Predecessor:} 9... Be6 10. O-O Qd7 11. Bb5 dxe4 12. Bxc6 Qxc6 13. Nd4 Qd5 14. Nxe6 Qxe6 15. Qa4+ c6 {1-0 Pyatnitsyn,M (1803)-Shilnikov,I (1979) Nizhnij Novgorod Dubinin Memorial 15th 2008}) 10. O-O {[%emt 0:03:32]} Re8 {[%emt 0:03:19]} 11. Bf3 {[%emt 0:08:53]} Ne5 {[%emt 0:04:04] aiming for ...Nxf3+.} 12. exd5 {[%emt 0:01:55]} Nxf3+ {[%emt 0:00:21]} 13. Nxf3 {[%emt 0:00:09]} Qxd5 {[%emt 0:00:28]} 14. Qd2 {[%emt 0:03:33] White is weak on the light squares} Bg4 {[%emt 0:04:34]} 15. Qxd5 {[%emt 0:12:25]} Nxd5 {[%emt 0:00:08]} 16. Nfd4 {[%emt 0:07:37]} c5 {[%emt 0:11:52]} 17. Nc2 {[%emt 0:02:57]} b6 {[%emt 0:08:50]} 18. Ne3 {[%emt 0:00:47]} Nxe3 {[%emt 0:01:06]} 19. Bxe3 {[%emt 0:00:07]} a5 {[%emt 0:06:41]} 20. Nd2 {[%emt 0:09:54]} Be6 {[%emt 0:02:06] Dodges Nc4} 21. Rfd1 {[%emt 0:02:09]} Red8 {[%emt 0:01:26]} 22. Kf1 {[%emt 0:03:44]} Rd3 {[%emt 0:02:01]} 23. Ke2 {[%emt 0:02:20]} Rad8 {[%emt 0:00:24]} 24. h3 {[%emt 0:02:26]} a4 {[%emt 0:01:43]} 25. Rdc1 Bc8 {[%emt 0:02:41]} 26. b3 {[%emt 0:02:59]} Ba6 {[%emt 0:02:29]} 27. Nc4 {[%emt 0:04:37][%cal Oe3d4] [#]} Bf6 $1 {[%emt 0:07:43] Wards off Bd4} 28. Rd1 {[%emt 0:01:51]} axb3 {[%emt 0:03:37]} (28... Bxc3 $2 29. Rxd3 Rxd3 30. Rc1 Rxe3+ 31. fxe3 (31. Kxe3 Bd4+ 32. Kf4 axb3 $16) 31... axb3 32. axb3 $18) (28... Rxc3 $17 {Strongly threatening ...Rxd1.} 29. Rxd8+ Bxd8) 29. axb3 $11 {[%emt 0:00:13]} Bxc4 {[%emt 0:00:40]} (29... Rxc3 $2 30. Rxd8+ Bxd8 31. Rxa6 $18) 30. bxc4 {[%emt 0:00:03] The position is equal.} Rxd1 {[%emt 0:00:12]} (30... Rxc3 $2 31. Rxd8+ Bxd8 32. Ra8 $18) 31. Rxd1 {[%emt 0:00:03]} Rxd1 {[%emt 0:00:10]} 32. Kxd1 {[%emt 0:00:02]} Bxc3 $17 {[%emt 0:00:35] KB-KB} 33. Kc2 {[%emt 0:00:01]} Be5 {[%emt 0:01:28]} 34. Kb3 {[%emt 0:03:12]} Kf8 {[%emt 0:01:43]} 35. Ka4 {[%emt 0:00:07]} Ke8 {[%emt 0:09:34] Weighted Error Value: White=0.14 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.19"]
[White "Smuda, Tomasz"]
[Black "Jedraszek, Pawel"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "1654"]
[BlackElo "1944"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 26,83,24,20,47,-9,-16,-25,0,-4,33,-7,20,20,50,58,56,54,85,85,74,24,49,0,43,11,8,5,5,5,10,11,22,0,0,0,0,0,0,-2,-9,-5,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:26]} 2. c4 {[%emt 0:00:16]} g6 {[%emt 0:00:21]} 3. Nc3 {[%emt 0:00:26]} Bg7 {[%emt 0:00:28]} 4. e4 {[%emt 0:00:32]} d6 {[%emt 0:00:07]} 5. d4 {[%emt 0:00:18]} O-O {[%emt 0:00:27]} 6. Be2 {[%emt 0:00:15]} e5 {[%emt 0:00:40]} 7. dxe5 {[%emt 0:00:06]} dxe5 {[%emt 0:00:06]} 8. Qxd8 {[%emt 0:00:03]} Rxd8 {[%emt 0:00:12]} 9. Bg5 {[%emt 0:00:01]} Re8 {[%emt 0:08:48]} 10. Nd5 {[%emt 0:00:22]} Nxd5 {[%emt 0:00:18]} 11. cxd5 {[%emt 0:00:03]} c6 {[%emt 0:01:50]} 12. Bc4 {[%emt 0:00:04]} cxd5 {[%emt 0:05:39]} 13. Bxd5 {[%emt 0:00:06]} Nc6 {[%emt 0:01:36]} 14. O-O-O $1 {[%emt 0:00:32] The main line 14.0-0-0 scores better than 14.Bxc6.} a5 {[%emt 0:21:59] [#] E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} 15. Bxc6 $146 {[%emt 0:12:39]} (15. Kb1 $14) ({Predecessor:} 15. Kb1 a4 16. Be3 h6 17. Rd2 Rb8 18. a3 Ne7 19. Ba2 b5 20. Bc5 Bb7 21. Re1 Ba8 22. Bb4 {1-0 Kovacs,A (2264)-Jovanovic,B (2211) LSS SM-2008-0-00026}) 15... bxc6 $11 {[%emt 0:00:04]} 16. Rd6 {[%emt 0:10:42][%cal Oh1d1]} Be6 {[%emt 0:02:12] Black has an edge.} 17. Kb1 {[%emt 0:00:36]} Rec8 {[%emt 0:06:59] Black is weak on the dark squares} 18. Rhd1 {[%emt 0:02:10]} h6 {[%emt 0:03:53]} 19. Rd8+ {[%emt 0:07:03]} Kh7 {[%emt 0:00:08]} 20. Rxc8 {[%emt 0:00:37]} Rxc8 {[%emt 0:00:08]} 21. Be3 {[%emt 0:02:24]} a4 {[%emt 0:09:05]} 22. Rc1 {[%emt 0:02:26] White is more active.} f5 {[%emt 0:07:29] [#]} 23. Nd2 {[%emt 0:02:10]} ({Better is} 23. Rc5 $1 $16) 23... Bf8 {[%emt 0:05:53]} 24. f3 {[%emt 0:08:02]} (24. Nc4 $14 {deserves consideration.}) 24... Bd6 {[%emt 0:06:26]} (24... Rd8 $5 {[%cal Rf5f4]} 25. Nc4 (25. Rxc6 f4 $15) 25... Bg7 $11) 25. Nc4 {[%emt 0:05:15]} (25. Bc5 $5 {[%cal Rc5d6]} Bb8 26. Nc4 $11) 25... Bc7 {[%emt 0:00:14] The position is equal.} 26. b4 {[%emt 0:03:58]} axb3 {[%emt 0:01:14]} 27. axb3 {[%emt 0:01:19]} Kg7 {[%emt 0:01:37]} 28. Kb2 {[%emt 0:01:05]} Kf6 {[%emt 0:02:16]} 29. Kc3 {[%emt 0:04:25]} Ra8 {[%emt 0:02:18]} 30. Rc2 {[%emt 0:12:26]} h5 {[%emt 0:00:29]} 31. Bc5 {[%emt 0:05:15]} Ra6 {[%emt 0:02:44]} 32. Nb2 {[%emt 0:00:58]} Ba5+ {[%emt 0:01:02]} 33. b4 {[%emt 0:04:05]} Bc7 {[%emt 0:00:06]} 34. Nc4 {[%emt 0:00:52]} Ra8 {[%emt 0:04:01]} 35. Rd2 {[%emt 0:01:58]} Bxc4 {[%emt 0:01:01]} 36. Kxc4 {[%emt 0:00:09][%mdl 4096] Endgame KRB-KRB} Ke6 {[%emt 0:00:05] Prevents Rd7} 37. Kb3 {[%emt 0:06:43]} Ra1 {[%emt 0:02:00]} 38. Ra2 {[%emt 0:01:51]} Rxa2 {[%emt 0:01:46]} 39. Kxa2 {[%emt 0:00:06]} Bd8 {[%emt 0:01:06]} 40. Kb3 {[%emt 0:00:00]} Bc7 {[%emt 0:00:00]} 41. Kc4 {[%emt 0:03:51]} Bd8 {[%emt 0:00:26]} 42. Be3 {[%emt 0:02:35] Weighted Error Value: White=0.12 (very precise) /Black=0.09 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.20"]
[White "Pisarek, Jan"]
[Black "Bem, Tymoteusz"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1931"]
[BlackElo "1748"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,71,28,32,36,-25,-29,-22,-30,-60,-25,-28,-26,-22,14,14,209,136,116,103,198,175,496,62,184,181,182,193,193,187,268,277,259,263,370,360,29987,781,1439,1442,1583,1692,1792,1429,29949,29942,5614,883,5506,5457,29982,29982,29990,29991,29991,29992,29992,29993]} 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:15]} g6 {[%emt 0:00:16]} 4. O-O {[%emt 0:00:15]} Bg7 {[%emt 0:00:09]} 5. c3 {[%emt 0:00:11]} e5 {[%emt 0:00:14]} 6. d4 {[%emt 0:00:52]} cxd4 {[%emt 0:00:07]} 7. cxd4 {[%emt 0:00:07]} Nxd4 {[%emt 0:00:06]} 8. Nxd4 {[%emt 0:09:36]} exd4 {[%emt 0:00:07]} 9. Bf4 {[%emt 0:10:37] 9.Bf4 scores better than 9.e5.} Ne7 {[%emt 0:01:51] B31: Sicilian: 2...Nc6 3 Bb5 g6.} 10. Bd6 {[%emt 0:24:49]} ({White should play} 10. Nd2 $14) 10... Qb6 $11 {[%emt 0:00:36][%csl LRb5,LRd6]} 11. Bxe7 {[%emt 0:01:11]} Kxe7 {[%emt 0:00:02] The position is equal.} 12. Bc4 {[%emt 0:03:43][%cal Oe4e5] [#]} Rd8 $146 {[%emt 0:02:12]} (12... Qxb2 13. Nd2 $11) (12... d6 {simplifies} 13. Nd2 Be6 14. Bd3 Rac8) ({Predecessor:} 12... Re8 13. Qf3 Qf6 14. Qa3+ Qd6 15. Qb3 Qb6 16. Bxf7 Qxb3 17. Bxb3 d6 18. Nd2 Be6 {½-½ Caletka,R (2299)-Paulus,V (2060) CZE-ch Betsys Online Blitz 2021 (4)}) 13. Qf3 {[%emt 0:06:34]} d5 {[%emt 0:11:37]} 14. exd5 {[%emt 0:05:55][%cal Od5d6] And now d6+! would win.} Qd6 {[%emt 0:01:02]} 15. Nd2 {[%emt 0:01:11] Threatens to win with Ne4.} f5 {[%emt 0:01:05] Prevents Ne4} (15... Qf6 $11 {and Black stays safe.}) 16. Rfe1+ {[%emt 0:02:25]} (16. Qh3 h5 $14) 16... Kf8 {[%emt 0:01:51]} 17. Bb3 {[%emt 0:09:25] aiming for Ne4.} (17. Ne4 {feels hotter.} Qb4 18. b3 Re8 19. a3) 17... Qf6 {[%emt 0:07:18]} (17... Bf6 $16) 18. Rac1 $1 $18 {[%emt 0:05:17][%cal Od5d6]} Bd7 $2 {[%emt 0:09:44] [#]} (18... Bh6 {is more resistant.} 19. Qd3 Bf4) 19. Rc7 $2 {[%emt 0:03:38]} ({White must play} 19. d6 $1 $18 {Threatening mate with Qd5.} Qxd6 20. Ne4 (20. Qxb7 Rac8 $14)) 19... Qd6 {[%emt 0:04:39]} (19... Rac8 $1 $14 20. Rxb7 Qa6) 20. Rxb7 {[%emt 0:01:55][%cal Oe1e6] Re6! is the strong threat.} Re8 {[%emt 0:02:45] Against Re6. Black is weak on the light squares} 21. Rxe8+ {[%emt 0:01:58]} Rxe8 {[%emt 0:00:40] [#]} 22. g3 $1 $36 {[%emt 0:00:22][%mdl 2048] Black is under strong pressure.} (22. Rxa7 $2 {loses.} Re1+ 23. Nf1 Bb5 $19) 22... Re1+ {[%emt 0:11:05]} (22... Rd8 {might work better.} 23. Nc4 (23. Rxa7 Qb6 $18) 23... Qe7 24. Rxa7 Qe1+ 25. Kg2 Qe4) 23. Kg2 {[%emt 0:00:03] Strongly threatening Nc4.} Be8 {[%emt 0:00:50]} 24. Rxa7 {[%emt 0:02:13]} Qc5 {[%emt 0:01:04]} (24... Qb8 {is a better defense.}) 25. Ra8 {[%emt 0:00:54]} Qc1 $2 {[%emt 0:00:33]} (25... Bh6 $18 26. Qd3 Kg7) 26. Qd3 {[%emt 0:02:32]} (26. d6 $142 Bf6 27. Qb7 Be7 28. d7 {[%mdl 64] Pin} Kg7 29. dxe8=Q Kh6 30. Ra7 Rg1+ 31. Kh3) 26... Rg1+ {[%emt 0:12:39]} 27. Kh3 {[%emt 0:00:05]} Re1 {[%emt 0:07:54] Prevents Qe2.} 28. Nf3 {[%emt 0:01:12][%csl LRd4,LRe1]} Re4 {[%emt 0:02:33]} 29. d6 {[%emt 0:01:42] White wants to mate with d7.} Bf6 {[%emt 0:02:57]} 30. d7 {[%emt 0:00:57][%mdl 64] Pin} Qc6 {[%emt 0:00:54]} 31. Rxe8+ {[%emt 0:00:44]} (31. dxe8=R+ $142 Rxe8 32. Ra6 {[%mdl 64] Skewer, Deflection}) 31... Kg7 {[%emt 0:01:50]} 32. d8=Q {[%cal Od3e4] Qxe4! would kill now.} Bxd8 {[%emt 0:00:16]} 33. Rxd8 {[%emt 0:01:09] White mates.} g5 {[%emt 0:00:08]} 34. Nxg5 {[%emt 0:01:13]} Qh6+ {[%emt 0:01:32]} 35. Kg2 {[%emt 0:00:05]} Qxg5 {[%emt 0:00:07]} 36. Rg8+ {[%emt 0:00:07] Weighted Error Value: White=0.30/Black=1.20} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.21"]
[White "Czarniecki, Pawel"]
[Black "Zeissel, Andrzej"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1625"]
[BlackElo "1717"]
[Annotator "NA RC COMBH"]
[PlyCount "80"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:05]} 2. b3 {[%emt 0:00:03]} e6 {[%emt 0:00:47]} 3. Bb2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:11]} 4. Bb5 {[%emt 0:00:25]} Qc7 {[%emt 0:02:41]} 5. Bxc6 {[%emt 0:01:30]} Qxc6 {[%emt 0:00:42]} 6. d3 {[%emt 0:00:44]} Nf6 {[%emt 0:03:29]} 7. Qf3 {[%emt 0:03:35]} Be7 {[%emt 0:01:12]} 8. Qg3 {[%emt 0:00:24]} O-O {[%emt 0:02:25]} 9. h4 {[%emt 0:02:19]} d5 {[%emt 0:02:27]} 10. e5 {[%emt 0:02:02]} Nd7 {[%emt 0:04:07]} 11. h5 {[%emt 0:03:24]} c4 {[%emt 0:01:31]} 12. d4 {[%emt 0:10:05]} cxb3 {[%emt 0:01:22]} 13. Qxb3 {[%emt 0:00:28]} b6 {[%emt 0:05:03]} 14. Qd3 {[%emt 0:07:43]} a5 {[%emt 0:01:28]} 15. Ne2 {[%emt 0:00:19]} Ba6 {[%emt 0:00:41]} 16. Qd2 {[%emt 0:00:08]} Rfc8 {[%emt 0:03:29]} 17. c3 {[%emt 0:00:49]} Qc4 {[%emt 0:04:30]} 18. Rh3 {[%emt 0:03:32]} b5 {[%emt 0:06:44]} 19. Qd1 {[%emt 0:14:24]} b4 {[%emt 0:03:31]} 20. Nd2 {[%emt 0:00:58]} Qb5 {[%emt 0:03:29]} 21. a4 {[%emt 0:04:16]} Qc6 {[%emt 0:07:05]} 22. Nf4 {[%emt 0:05:51]} Nb6 {[%emt 0:03:39]} 23. Rg3 {[%emt 0:16:46]} Nc4 {[%emt 0:03:56]} 24. h6 {[%emt 0:02:01]} g6 {[%emt 0:04:59]} 25. Nxc4 {[%emt 0:12:44]} Qxc4 {[%emt 0:00:02]} 26. Ne2 {[%emt 0:00:09]} Rab8 {[%emt 0:01:46]} 27. Rc1 {[%emt 0:00:58]} Qa2 {[%emt 0:04:27]} 28. cxb4 {[%emt 0:05:19]} Qxb2 {[%emt 0:06:13]} 29. Rxc8+ {[%emt 0:00:37]} Rxc8 {[%emt 0:00:44]} 30. b5 {[%emt 0:00:07]} Bb7 {[%emt 0:01:35]} 31. Kf1 {[%emt 0:01:10]} Rc2 {[%emt 0:02:39]} 32. f4 {[%emt 0:01:24]} Bb4 {[%emt 0:00:28]} 33. Rd3 {[%emt 0:01:05]} Qa2 {[%emt 0:01:31]} 34. Rg3 {[%emt 0:01:02]} Rd2 {[%emt 0:01:01]} 35. Qe1 {[%emt 0:00:12]} Rb2 {[%emt 0:01:01]} 36. Qd1 {[%emt 0:00:19]} Rb1 {[%emt 0:00:06]} 37. Nc1 {[%emt 0:00:05]} Qc4+ {[%emt 0:00:08]} 38. Kf2 {[%emt 0:00:32]} Rxc1 {[%emt 0:00:09]} 39. Qg4 {[%emt 0:00:10]} Qf1+ {[%emt 0:00:44]} 40. Ke3 {[%emt 0:00:00]} Re1+ {[%emt 0:00:00]} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.15"]
[Round "5.22"]
[White "Wesolek, Krzysztof"]
[Black "Sternik, Piotr"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1765"]
[BlackElo "1746"]
[Annotator "NA RC COMBH"]
[PlyCount "68"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:05]} 3. exd5 {[%emt 0:00:29]} cxd5 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:01:21]} 5. c3 {[%emt 0:00:05]} Qc7 {[%emt 0:00:11]} 6. g3 {[%emt 0:00:06]} Bg4 {[%emt 0:05:57]} 7. Bf4 {[%emt 0:12:25]} Qb6 {[%emt 0:01:02]} 8. b3 {[%emt 0:06:29]} Nf6 {[%emt 0:07:54]} 9. Bg2 {[%emt 0:18:44]} e6 {[%emt 0:04:04]} 10. O-O {[%emt 0:02:48]} Be7 {[%emt 0:00:36]} 11. h3 {[%emt 0:00:09]} Bh5 {[%emt 0:00:47]} 12. Re1 {[%emt 0:05:21]} O-O {[%emt 0:00:55]} 13. g4 {[%emt 0:09:10]} Bg6 {[%emt 0:01:39]} 14. Nh4 {[%emt 0:04:11]} Bxb1 {[%emt 0:28:16]} 15. Rxb1 {[%emt 0:01:32]} Ne4 {[%emt 0:03:55]} 16. Bxe4 {[%emt 0:02:13]} dxe4 {[%emt 0:05:13]} 17. Ng2 {[%emt 0:00:32]} g5 {[%emt 0:13:08]} 18. Be3 {[%emt 0:02:14]} Qa5 {[%emt 0:00:06]} 19. Bd2 {[%emt 0:21:18]} f5 {[%emt 0:00:57]} 20. gxf5 {[%emt 0:02:12]} Qxf5 {[%emt 0:00:08]} 21. Qe2 {[%emt 0:00:49]} Rf6 {[%emt 0:01:41]} 22. Ne3 {[%emt 0:00:55]} Qxh3 {[%emt 0:00:56]} 23. Ng4 {[%emt 0:01:11]} Rg6 {[%emt 0:02:03]} 24. Qxe4 {[%emt 0:00:37]} Rf8 {[%emt 0:00:18]} 25. Re3 {[%emt 0:05:23]} Qh4 {[%emt 0:02:58]} 26. Rg3 {[%emt 0:00:04]} Bd6 {[%emt 0:07:10]} 27. Rg2 {[%emt 0:00:01]} Bf4 {[%emt 0:01:01]} 28. Be1 {[%emt 0:03:04]} Qh3 {[%emt 0:05:31]} 29. Rd1 {[%emt 0:00:41]} Ne7 {[%emt 0:03:45]} 30. Rd3 {[%emt 0:00:05]} Qh4 {[%emt 0:00:06]} 31. Kf1 {[%emt 0:02:18]} Nf5 {[%emt 0:02:09]} 32. Ke2 {[%emt 0:00:28]} h5 {[%emt 0:00:35]} 33. Ne3 {[%emt 0:00:21]} Bxe3 {[%emt 0:00:24]} 34. fxe3 {[%emt 0:00:05]} Qxe4 {[%emt 0:00:05]} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.1"]
[White "Luczak, Filip"]
[Black "Dzida, Kamil"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2345"]
[BlackElo "2333"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,63,8,3,2,9,9,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12,0,0,0,4,25,27,22,26,28,38,34,23,38,37,35,24,30,0,0,-11,-20,-14,-12,0,0,0,0,0,0,0,0,0]} 1. b3 {[%emt 0:01:32]} e5 {[%emt 0:00:07][%cal Be7e5,Be5e4][%mdl 32]} 2. Bb2 {[%emt 0:00:04]} Nc6 {[%emt 0:00:06]} 3. e3 {[%emt 0:00:02]} Nf6 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:04]} e4 {[%emt 0:00:21]} 5. Nd4 {[%emt 0:00:10]} Nxd4 {[%emt 0:00:23]} 6. Bxd4 {[%emt 0:00:03]} Be7 {[%emt 0:00:07] A01: Nimzowitsch-Larsen Opening.} 7. c4 {[%emt 0:03:41]} O-O {[%emt 0:00:06]} 8. Nc3 {[%emt 0:02:16]} c5 {[%emt 0:00:05]} 9. Bxf6 {[%emt 0:01:20]} Bxf6 {[%emt 0:00:06]} 10. Qc2 {[%emt 0:01:18]} Bxc3 {[%emt 0:00:07]} 11. dxc3 {[%emt 0:07:45]} Qe7 {[%emt 0:00:14]} 12. Be2 {[%emt 0:04:11]} b6 {[#]} 13. Rd1 $146 {[%emt 0:07:15]} ({Predecessor:} 13. O-O Bb7 14. Rfd1 d6 15. b4 f5 16. g3 Bc6 17. Bf1 Rfd8 18. Rab1 Rab8 19. Be2 Be8 20. Rd5 Qf6 21. Rbd1 {½-½ Ilken,Z (2168)-Coyne,D (2187) W-ch WS/M/325 email 2011}) 13... d6 {[%emt 0:13:41]} 14. Qd2 {[%emt 0:09:44]} Rd8 {[%emt 0:00:11]} 15. O-O {[%emt 0:00:07]} Bb7 {[%emt 0:00:21]} 16. f4 {[%emt 0:03:07]} d5 {[%emt 0:07:22]} 17. Qc2 {[%emt 0:04:16]} Qf6 {[%emt 0:00:50]} 18. cxd5 {[%emt 0:01:22]} Bxd5 {[%emt 0:00:15]} 19. Rd2 {[%emt 0:02:10]} Rd6 {[%emt 0:00:11]} 20. c4 {[%emt 0:02:29]} Bc6 {[%emt 0:00:11]} 21. Rxd6 {[%emt 0:00:08]} Qxd6 {[%emt 0:00:03]} 22. Rd1 {[%emt 0:00:06]} Qf6 {[%emt 0:00:53]} 23. Qd2 {[%emt 0:00:46]} Kf8 {[%emt 0:02:01]} 24. Bg4 {[%emt 0:04:49]} Re8 {[%emt 0:07:32]} 25. a3 {[%emt 0:03:40][%cal Oh2h4]} g6 {[%emt 0:03:53] The position is equal.} 26. b4 {[%emt 0:02:00]} Ba4 {[%emt 0:00:32]} 27. Qd6+ {[%emt 0:07:20]} Qxd6 {[%emt 0:00:05]} 28. Rxd6 {[%emt 0:00:04]} f5 {[%emt 0:05:51] [#] Threatens to win with ...cxb4.} 29. Be2 {[%emt 0:02:57]} Ke7 {[%emt 0:01:03]} 30. bxc5 {[%emt 0:03:03]} Rc8 {[%emt 0:00:14]} 31. Rd5 {[%emt 0:00:04]} Rxc5 {[%emt 0:01:50]} 32. Rxc5 {[%emt 0:00:22] Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.2"]
[White "Ochedzan, Tymon"]
[Black "Chyzy, Jakub"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2240"]
[BlackElo "2250"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,119,24,13,26,4,4,7,0,2,15,18,13,5,12,17,0,-12,43,0,16,16,16,18,10,11,20,25,27,23,14,17,17,16,17,17,17,17,16,12,17,12,17,21,15,15,58,57,162,156,182,153,228,242,182,0,0,0,0,0,0,0,0,0,7,11,42,102,95,10,27,0,0,0,0,0,976,907,241,264,12843,12843,12844,12844,12845,12845,12845,0,0,0,0,0,12841,12842,12842,12843,12843,12843,12844,12844,12845,12845,12845,12846,12846,12847]} 1. e4 {[%emt 0:01:47]} e6 {[%emt 0:00:16]} 2. d4 {[%emt 0:00:22]} d5 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:06]} 4. e5 {[%emt 0:00:06]} Nfd7 {[%emt 0:00:03]} 5. f4 {[%emt 0:00:11]} c5 {[%emt 0:00:03]} 6. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:03]} 7. Be3 {[%emt 0:00:31]} a6 {[%emt 0:00:04]} 8. Qd2 {[%emt 0:00:18]} b5 {[%emt 0:00:08]} 9. a3 {[%emt 0:00:24]} Qa5 {[%emt 0:00:07] outshines the older 9...Qb6. C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 10. dxc5 {[%emt 0:02:15]} Bxc5 {[%emt 0:00:07]} 11. Bxc5 {[%emt 0:00:46]} Nxc5 {[%emt 0:00:06] The position is equal.} 12. Nd4 {[%emt 0:00:10]} Nxd4 {[%emt 0:00:10]} 13. Qxd4 {[%emt 0:05:08]} Na4 {[%emt 0:00:07]} 14. b4 {[%emt 0:11:46]} Qb6 {[%emt 0:00:04]} 15. Qxb6 {[%emt 0:00:05]} Nxb6 {[%emt 0:00:03]} 16. Bd3 {[%emt 0:02:23] [#]} f6 $146 {[%emt 0:08:36]} ({Better is} 16... Bb7 $11) ({Predecessor:} 16... Bd7 17. Ne2 Ke7 18. Nd4 g6 19. Kf2 h5 20. g3 Rac8 21. h3 Na4 22. Ke3 Rh7 {½-½ Frolyanov,D (2569)-Potkin,V (2599) RUS-chT rapid 2015 (9.11)}) 17. O-O {[%emt 0:02:32]} fxe5 {[%emt 0:03:16]} 18. fxe5 {[%emt 0:00:23]} Bd7 {[%emt 0:04:59]} 19. Ne2 {[%emt 0:05:54]} Ke7 {[%emt 0:05:18]} 20. Nd4 {[%emt 0:01:03]} Raf8 {[%emt 0:19:43]} 21. Rxf8 {[%emt 0:04:01]} Kxf8 {[%emt 0:00:27]} 22. Nb3 {[%emt 0:01:21]} Ke7 {[%emt 0:06:02]} 23. Kf2 {[%emt 0:04:36]} Nc4 {[%emt 0:07:16]} 24. Bxc4 {[%emt 0:05:53]} dxc4 $11 {[%emt 0:00:08][%mdl 4096] Endgame KRB-KRN} 25. Nd4 {[%emt 0:03:54]} Ra8 {[%emt 0:02:54]} 26. Rd1 {[%emt 0:02:25]} a5 {[%emt 0:00:54]} 27. c3 {[%emt 0:05:44]} axb4 {[%emt 0:00:41]} 28. axb4 {[%emt 0:02:03]} Ra2+ {[%emt 0:05:28]} 29. Ne2 {[%emt 0:00:20]} Be8 {[%emt 0:09:16]} 30. h3 {[%emt 0:08:48]} Bc6 {[%emt 0:04:48][%cal Oc6g2]} 31. Ke3 $1 {[%emt 0:01:42]} Bxg2 {[%emt 0:19:44]} (31... Be8 $14) 32. Rg1 $18 {[%emt 0:00:16]} Bxh3 {[%emt 0:00:16]} 33. Rxg7+ {[%emt 0:00:16]} Kf8 {[%emt 0:00:32]} (33... Kd8 $16 {might work better.}) 34. Rxh7 {[%emt 0:00:25]} Bf5 {[%emt 0:00:11]} 35. Rb7 {[%emt 0:04:01]} (35. Rh1 $18) 35... Rc2 $1 $11 {[%emt 0:00:14]} 36. Rxb5 {[%emt 0:02:05] And now Rc5 would win.} Bg4 $1 {[%emt 0:00:55]} 37. Nd4 {[%emt 0:03:09]} Rxc3+ {[%emt 0:00:06]} 38. Kf4 {[%emt 0:01:40]} Rd3 $1 {[%emt 0:01:36]} 39. Nc2 {[%emt 0:02:09]} Bh3 {[%emt 0:03:09]} 40. Rc5 {[%emt 0:00:00]} c3 {[%emt 0:00:00]} 41. b5 {[%emt 0:07:10]} Bg2 {[%emt 0:09:09] [#]} 42. b6 {[%emt 0:03:55]} ({White should try} 42. Ne1 $1 $16 {[%cal Re1d3]} Rd2 43. Rxc3) 42... Bh1 {[%emt 0:04:27]} 43. Kg5 {[%emt 0:04:28] aiming for Kf6.} Ke7 {[%emt 0:15:47]} 44. Rc7+ {[%emt 0:09:45]} Kd8 {[%emt 0:00:08]} 45. Nb4 {[%emt 0:02:04][%mdl 64] Deflection} Rd2 {[%emt 0:04:57][%mdl 8192]} (45... Rd4 $11 46. Nc6+ Bxc6 47. Rxc6 Rb4) 46. Rxc3 $18 {[%emt 0:01:56]} Rb2 {[%emt 0:00:27]} 47. Rc4 {[%emt 0:01:26]} Kd7 $2 {[%emt 0:00:35]} (47... Bd5 48. Rh4 Bg2) 48. Rc7+ {[%emt 0:06:48]} Kd8 {[%emt 0:00:28]} 49. Nc6+ {[%emt 0:00:09]} Bxc6 {[%emt 0:00:09]} 50. Rxc6 {[%emt 0:00:03] KR-KR} Kd7 {[%emt 0:00:46] [#]} 51. Rd6+ $2 {[%emt 0:00:11]} (51. Rc7+ $1 $18 Kd8 52. Rb7) 51... Ke7 $11 {[%emt 0:00:04]} 52. Kf4 {[%emt 0:00:10]} Rb4+ {[%emt 0:00:27]} 53. Ke3 {[%emt 0:00:30] Threatens to win with Kd3.} Rb3+ {[%emt 0:01:05][%mdl 8192]} (53... Rb1 $11) 54. Kd4 $18 {[%emt 0:00:38] White is clearly winning.} Rb5 {[%emt 0:00:05]} 55. Kc4 {[%emt 0:00:50]} Rb1 {[%emt 0:00:50]} 56. Kc5 {[%emt 0:01:06]} Rb2 {[%emt 0:00:36]} 57. Rd4 {[%emt 0:01:51]} Rc2+ {[%emt 0:00:29]} 58. Rc4 {[%emt 0:00:14]} Rb2 {[%emt 0:00:25]} 59. Kc6 {[%emt 0:00:11]} Kd8 {[%emt 0:00:12]} 60. b7 {[%emt 0:00:33] Weighted Error Value: White=0.22 (precise) /Black=0.15 (very precise)} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.3"]
[White "Kacprzak, Kacper"]
[Black "Biesiadecki, Adam"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2248"]
[BlackElo "1761"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,61,20,18,0,0,0,0,-18,0,0,0,0,0,0,0,0,2,0,14,0,5,-1,0,0,31,14,13,6,9,16,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:07]} 3. Bb5 {[%emt 0:00:05]} g6 {[%emt 0:00:08]} 4. Bxc6 {[%emt 0:00:05]} dxc6 {[%emt 0:00:07]} 5. d3 {[%emt 0:00:57]} Bg7 {[%emt 0:00:13]} 6. Nc3 {[%emt 0:00:34]} e5 {[%emt 0:00:57]} 7. Be3 {[%emt 0:00:59]} b6 {[%emt 0:00:17]} 8. h3 {[%emt 0:00:20]} Ne7 {[%emt 0:02:14]} 9. Qd2 {[%emt 0:07:22] B31: Sicilian: 2...Nc6 3 Bb5 g6.} h6 {[%emt 0:00:20]} 10. O-O-O {[%emt 0:10:33]} Be6 {[%emt 0:02:04]} 11. Ng1 {[%emt 0:01:43]} Qd7 {[%emt 0:06:06][%cal Oe7d5] [#]} (11... f5 $5 {[%cal Rf5f4]} 12. Qe2 f4 $15) 12. f4 $146 {[%emt 0:01:18]} ({Predecessor:} 12. Nge2 f5 13. f4 exf4 14. Nxf4 Bf7 15. d4 c4 16. d5 fxe4 17. Bd4 O-O 18. Bxg7 Kxg7 19. Qd4+ Kh7 20. Nxe4 Ng8 21. h4 {1-0 Sax,G (2584)-Wahedi,A (2142) Neckar op-A 6th 2002 (1)}) 12... exf4 {[%emt 0:01:36]} 13. Bxf4 {[%emt 0:00:05]} O-O-O {[%emt 0:00:56]} 14. Nf3 {[%emt 0:01:40]} g5 {[%emt 0:03:01]} 15. Bh2 {[%emt 0:05:36]} Ng6 {[%emt 0:01:19]} 16. Kb1 {[%emt 0:01:47]} f5 {[%emt 0:09:17]} 17. exf5 {[%emt 0:02:53]} Bxf5 {[%emt 0:00:12]} 18. g4 {[%emt 0:02:23]} Be6 {[%emt 0:00:13]} 19. Rhe1 {[%emt 0:15:12]} Bd5 {[%emt 0:06:06] A strong pair of Bishops.} 20. Ne5 {[%emt 0:04:47]} Nxe5 {[%emt 0:00:47] The position is equal.} 21. Bxe5 {[%emt 0:00:06]} Bxe5 {[%emt 0:13:22]} 22. Rxe5 {[%emt 0:00:09]} Rde8 {[%emt 0:05:30]} 23. Rde1 {[%emt 0:14:36]} Rxe5 {[%emt 0:00:39]} 24. Rxe5 {[%emt 0:00:05]} Re8 {[%emt 0:01:04]} 25. Re3 {[%emt 0:06:14]} Kd8 {[%emt 0:07:10]} 26. Kc1 {[%emt 0:01:20]} Rxe3 {[%emt 0:01:12]} 27. Qxe3 {[%emt 0:00:05]} Qe7 {[%emt 0:00:35]} 28. Nxd5 {[%emt 0:01:20]} cxd5 {[%emt 0:00:10]} 29. Kd2 {[%emt 0:00:05]} Qf6 {[%emt 0:01:42]} 30. c3 {[%emt 0:00:38]} Kd7 {[%emt 0:01:57]} 31. d4 {[%emt 0:00:36] Not much happened in this game.   Weighted Error Value: White=0.04 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.4"]
[White "Luberanski, Jakub"]
[Black "Kaliszuk, Kamil"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "2242"]
[BlackElo "2217"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,102,14,0,13,15,18,8,14,0,0,0,22,20,24,20,30,5,31,0,69,31,75,69,70,68,60,38,38,32,32,0,0,0,0,0,0,0,21,-20,5,-903,0,0,0,0,0,0,11,12,11,7,56,41,31,21,22,24,39,9,70,70,133,139,162,70,62,75,71,0,0,0,4,6,8,0,11,0,25,-236,0,0,26,-236,0,0,58]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:50]} 2. c4 {[%emt 0:00:03]} e6 {[%emt 0:00:11]} 3. Nc3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:10]} 4. Bg5 {[%emt 0:00:06]} Be7 {[%emt 0:01:01]} 5. Nf3 {[%emt 0:00:05]} O-O {[%emt 0:01:07]} 6. Qc2 {[%emt 0:00:03]} b6 {[%emt 0:19:31]} 7. cxd5 {[%emt 0:03:31]} Nxd5 {[%emt 0:10:45]} 8. Bxe7 {[%emt 0:09:06]} Qxe7 {[%emt 0:02:35]} 9. Nxd5 {[%emt 0:03:17]} exd5 {[%emt 0:00:17]} 10. e3 {[%emt 0:00:03]} (10. Rc1 $5 {[%cal Rc2c7]}) 10... Be6 {[%emt 0:05:52] D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} 11. Bd3 {[%emt 0:00:08]} h6 {[%emt 0:00:28]} 12. O-O {[%emt 0:05:39]} c5 {[%emt 0:07:07]} 13. dxc5 {[%emt 0:01:52]} bxc5 {[%emt 0:02:59] [#]} 14. e4 $146 {[%emt 0:02:57]} ({Predecessor:} 14. Rac1 Nd7 15. Qa4 Rfb8 16. Qa3 Qf6 17. b3 a5 18. Qa4 Rb4 19. Qc6 Rab8 20. Qc7 R4b6 21. Rfd1 g6 22. Rd2 R8b7 23. Qc8+ {1-0 Kormann,W (2169)-Teuschler,H (2031) Steyr Landesliga 1213 2012 (6.5)}) 14... Nd7 {[%emt 0:07:23]} (14... c4 $5 15. Be2 $8 Nc6 $11) 15. exd5 {[%emt 0:06:07]} Bxd5 {[%emt 0:00:07]} 16. Rfe1 {[%emt 0:01:00]} Qf6 {[%emt 0:01:00]} 17. Nd2 {[%emt 0:01:18][%cal Bf3d2,Bd2e4,Be4g3,Bg3f5][%mdl 32]} Qc6 {[%emt 0:07:09]} 18. Ne4 {[%emt 0:09:53]} Ne5 {[%emt 0:05:09]} (18... Rfe8 $11 19. Nc3 Bxg2) 19. Bf1 $1 $14 {[%emt 0:07:35]} Qg6 {[%emt 0:01:52]} 20. Qc3 {[%emt 0:01:07] Dodges Nf3+} Rfe8 {[%emt 0:06:03]} 21. Ng3 {[%emt 0:00:45]} Nd7 {[%emt 0:01:00]} 22. Bb5 {[%emt 0:08:05]} (22. b3 {simplifies} Rxe1 23. Rxe1 Rc8 24. Qd2) 22... Bc6 {[%emt 0:01:46]} 23. Bd3 {[%emt 0:02:01]} (23. Bxc6 {simplifies} Qxc6 24. Nf5 Qf6 25. Qxf6 Nxf6 26. Kf1) 23... Qg5 {[%emt 0:03:13]} 24. h4 {[%emt 0:02:26]} Qxh4 {[%emt 0:02:53]} 25. Qxg7+ {[%emt 0:00:45][%mdl 64] Decoy} Kxg7 {[%emt 0:00:07]} 26. Nf5+ {[%emt 0:00:02]} Kf6 {[%emt 0:01:05]} 27. Nxh4 {[%emt 0:00:05]} Re5 28. Re2 Rxe2 {[%emt 0:02:34]} (28... Rh5 {looks sharper.} 29. Be4 Re8 30. Bxc6 Rxe2 31. Bf3 Rhe5) 29. Rb1 {[%mdl 8192] [#]} (29. Bxe2 $11 Re8 30. Kf1) 29... Re1+ $2 30. Rxe1 $11 {[%emt 0:02:17]} Ne5 {[%emt 0:00:32]} 31. Bf1 {[%emt 0:01:35]} Bd5 {[%emt 0:02:29]} 32. b3 {[%emt 0:01:38]} Rc8 {[%emt 0:01:52]} 33. Rd1 {[%emt 0:01:49]} Be6 {[%emt 0:01:18]} 34. f4 {[%emt 0:00:49]} Ng6 {[%emt 0:01:56]} (34... Ng4 $11 {is superior.}) 35. Nxg6 $14 {[%emt 0:01:03]} Kxg6 {[%emt 0:03:30][%mdl 4096] Endgame KRB-KRB} 36. Rc1 {[%emt 0:06:26]} Kf6 {[%emt 0:00:46]} 37. Kf2 {[%emt 0:00:04]} a5 {[%emt 0:00:39]} 38. Ke3 {[%emt 0:01:31]} a4 {[%emt 0:00:46]} 39. bxa4 {[%emt 0:01:43][%cal Bb3a4,Ba4a5][%mdl 32]} Bxa2 {[%emt 0:00:09]} (39... h5 $14) 40. a5 $16 {[%emt 0:00:52]} Ke6 {[%emt 0:01:17]} 41. Be2 {[%emt 0:30:19]} (41. a6 $18) 41... Bd5 $14 {[%emt 0:30:25]} 42. g4 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 43. Rb1 {[%emt 0:00:00]} (43. a6 $16) 43... Re8+ $11 {[%emt 0:00:00]} 44. Kd2 {[%emt 0:00:00]} c4 {[%emt 0:00:00][%cal Oc4c3]} 45. Bd1 {[%emt 0:00:00]} Kc5 {[%emt 0:00:00] Wards off Rb5+} 46. Ra1 {[%emt 0:00:00]} Kd4 {[%emt 0:00:00]} 47. Ra3 {[%emt 0:00:00]} Rc8 {[%emt 0:00:00]} 48. Rc3 $2 {[%emt 0:00:00][%mdl 8192] [#]} (48. a6 $11) 48... Rc5 $2 {[%emt 0:00:00]} (48... Rb8 $1 $19 {[%cal Rb8b2] And now ...Rb2+ would win.} 49. Ra3 Rb1) 49. Ra3 {[%emt 0:00:00]} Rc8 {[%emt 0:00:00]} 50. Rc3 $2 {[%emt 0:00:00][%mdl 8192] [#]} (50. a6 $11 {and White has nothing to worry.}) 50... Kc5 $2 {[%emt 0:00:00]} ({Black should play} 50... Rb8 $1 $19 {[%cal Rb8b2] Hoping for ...Rb2+.} 51. Rg3 Be4) 51. Ra3 {[%emt 0:00:00]} Kd4 {[%emt 0:00:00] What a bad dream for Black. A fantastic game!   Weighted Error Value: White=0.43/Black=0.36} ({Better is} 51... Rd8 $11 52. Ke1 Ra8) 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.5"]
[White "Turski, Bartlomiej"]
[Black "Ciszewski, Krzysztof"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2352"]
[BlackElo "2047"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 22,116,55,44,46,47,37,45,52,7,63,29,45,44,44,43,27,24,38,0,10,-134,-136,-116,-128,-127,-99,-85,-91,-95,-89,-86,-21,-93,-97,-102,-104,-184,-187,-169,-157,-347,-343,-828,-812,-758,-754,-666,-533,-452,-414,-1331,-1286,-1459,-1419,-1274,-817,-29981,-569,-537,0,0,0,-562,-548,-537,-517,-610,-277,-275,-270,-270,-254,-199,-195,-988,-958,-1919,-1096,-5490,-2843,-29976,-29978,-29978,-29979,-29978,-29979,-29981,-29980,-29982,-29983,-29983,-29984,-29984,-29985,-29985,-29986]} 1. Nf3 {[%emt 0:00:03]} Nf6 {[%emt 0:01:12]} 2. c4 {[%emt 0:00:03]} g6 {[%emt 0:01:48]} 3. Nc3 {[%emt 0:00:48]} Bg7 {[%emt 0:00:11]} 4. e4 {[%emt 0:00:07]} d6 {[%emt 0:00:17]} 5. d4 {[%emt 0:00:07][%cal Bd2d4,Bd4d5][%mdl 32]} O-O {[%emt 0:00:08]} 6. h3 {[%emt 0:00:04]} e5 {[%emt 0:01:00]} 7. d5 {[%emt 0:00:09]} a5 {[%emt 0:02:26]} 8. Be3 {[%emt 0:00:09]} Na6 {[%emt 0:00:14]} 9. g4 {[%emt 0:00:12]} Nc5 {[%emt 0:00:18]} 10. Nd2 {[%emt 0:00:13]} c6 $1 {[%emt 0:03:48] 10...c6 scores better than 10...Ne8.} 11. Be2 {[%emt 0:01:46]} cxd5 {[%emt 0:00:56]} 12. cxd5 {[%emt 0:00:18]} Bd7 {[%emt 0:01:05] E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} 13. g5 {[%emt 0:00:09]} Ne8 {[%emt 0:00:34]} 14. h4 {[%emt 0:00:29]} a4 {[%emt 0:07:33] White is slightly better.} 15. a3 {[%emt 0:07:14]} Qa5 {[%emt 0:20:55]} (15... f6 $11) 16. h5 {[%emt 0:21:16]} b5 {[%emt 0:01:21] [#]} 17. hxg6 $146 {[%emt 0:03:40]} ({Predecessor:} 17. Kf1 Nc7 18. Rh2 Rfc8 19. Kg2 Ne8 20. Qh1 Nb3 21. Nxb3 axb3 22. Rc1 b4 23. axb4 Qxb4 24. hxg6 hxg6 {1-0 Baron,T (2553)-Larrea,M (2279) Olympiad-42 Baku 2016 (2.4)}) 17... fxg6 {[%emt 0:00:13]} 18. Kf1 {[%emt 0:15:18]} Rf7 {[%emt 0:03:45]} 19. Kg2 {[%emt 0:05:16]} Rb8 {[%emt 0:07:44]} 20. Qc2 {[%emt 0:06:37]} Qd8 {[%emt 0:12:00]} 21. f3 {[%emt 0:16:51] [#]} (21. Rh2 $11 {keeps the balance.}) 21... Rf4 $1 $17 {[%emt 0:07:21][%mdl 512]} 22. Kf2 {[%emt 0:10:13]} Qxg5 {[%emt 0:01:22][%cal Og7h6]} 23. Rag1 {[%emt 0:03:58]} Qe7 {[%emt 0:00:47][%cal Oe8f6]} (23... Qf6 24. b4 axb3 25. Nxb3 $15) 24. b4 {[%emt 0:01:51]} axb3 {[%emt 0:02:08]} 25. Nxb3 {[%emt 0:00:07] [#]} Nxb3 $1 {[%emt 0:02:04]} 26. Qxb3 {[%emt 0:00:11] [#]} (26. Bxf4 $2 Nd4 27. Bg5 Qxg5 28. Rxg5 Nxc2 $19) 26... Nc7 {[%emt 0:05:22]} 27. Na2 {[%emt 0:04:32] [#]} (27. a4 $1 $11 {remains equal.}) 27... Na6 $1 {[%emt 0:02:00][%cal Oe7f7]} 28. Nb4 {[%emt 0:00:50] [#]} Nxb4 {[%emt 0:03:51]} (28... Nc5 $6 29. Bxc5 dxc5 30. d6+ (30. Nc6 Bxc6 31. dxc6+ Kh8 $17) 30... Qf7 31. Qxf7+ (31. Nd5 Be6 $17) 31... Rxf7 32. Na6 $11) 29. Bxf4 {[%emt 0:01:01]} (29. axb4 $17 {might work better.} Rff8 30. Ra1) 29... exf4 $19 {[%emt 0:00:08]} 30. Qxb4 {[%emt 0:00:03]} (30. axb4 $2 Bd4+ 31. Ke1 Bxg1 32. Rxg1 Qf6 $19) 30... Rc8 {[%emt 0:00:37] aiming for ...Bc3.} 31. Bd3 $2 {[%emt 0:01:41]} (31. Bxb5 Bxb5 32. Qxb5 Bd4+ 33. Kf1 Bxg1 34. Rxg1 Rc1+ 35. Ke2 Rxg1 $19) (31. Qd2 $17 {only move.}) 31... Bc3 {[%emt 0:05:38]} 32. Qb3 {[%emt 0:00:12]} (32. Qb1 Ra8 33. Bxb5 Bxb5 34. Qxb5 Bd4+ 35. Kf1) 32... Bd4+ {[%emt 0:00:15] This pair of bishops is nice.} 33. Ke2 {[%emt 0:00:40] White is weak on the dark squares} Bxg1 {[%emt 0:00:12]} (33... Rc3 34. Qb4 Bxg1 35. Qxc3 $17) 34. Rxg1 {[%emt 0:00:01]} Qh4 {[%emt 0:00:19]} 35. Rf1 {[%emt 0:00:52]} Qh2+ {[%emt 0:01:24]} 36. Kd1 {[%emt 0:00:56]} (36. Rf2 $142 Qg1 37. Qd1 Qxd1+ 38. Kxd1) 36... Bh3 {[%emt 0:03:00]} 37. Re1 {[%emt 0:00:02]} Qf2 {[%emt 0:00:53]} 38. e5 {[%emt 0:00:41]} Qd4 {[%emt 0:02:00] ( -> ...Bf5)} 39. Kd2 {[%emt 0:00:46]} dxe5 {[%emt 0:01:44]} (39... Bf5 $142 40. Re2 dxe5 41. d6+ Kg7 42. d7 Rc5 43. a4 bxa4 44. Qa3 Bxd3 45. d8=Q Rc2+ 46. Kd1 Bxe2+ 47. Kxc2 Qxd8 48. Qc5 Qd3+ 49. Kc1 Qd1+ 50. Kb2 Qd4+ 51. Qxd4 exd4 52. Kc2 d3+ 53. Kd2 a3 54. Kc3 a2 55. Kb2 d2 56. Kxa2 d1=Q 57. Kb2 Qd2+ 58. Kb3 Ba6 59. Ka3 Bc4 60. Ka4 Qb2 61. Ka5 Qb5#) 40. Re4 {[%emt 0:00:00]} Qa1 {[%emt 0:00:00] White must now prevent ...Qc1+.} 41. Re1 {[%emt 0:05:41] Prevents Qc1+} Qd4 {[%emt 0:01:26] ...Bf5 would be deadly.} 42. Re4 $1 {[%emt 0:04:36] Black keeps a firm grip on the game.} Qf2+ {[%emt 0:14:54]} 43. Re2 {[%emt 0:07:25]} Qc5 {[%emt 0:01:25][%csl Gc8][%cal Rc5c1]} 44. d6+ {[%emt 0:07:17]} Kf8 {[%emt 0:04:07]} (44... Kg7 $142 {[%csl Gc8][%cal Rc5c1]} 45. Re1 Qxd6) 45. Qb2 {[%emt 0:01:54] Against Qc1+} Qxd6 {[%emt 0:00:21]} (45... Bf1 46. d7 Bxe2 47. dxc8=Q+ Qxc8 48. Qxe5 $18 (48. Bxe2 Qd8+ 49. Bd3 Qd5 $16) (48. Kxe2 Qc5 $18)) 46. Qxe5 {[%emt 0:04:50]} Qxe5 {[%emt 0:03:31]} (46... Qxa3 {gets mated.} 47. Qh8+ (47. Bxb5 {is a self mate.} Qc1+ 48. Kd3 Bf5+) 47... Kf7 48. Qxh7+ Kf8 49. Qh6+ Kg8 50. Qxg6+ (50. Qxh3 $2 Qc1#) 50... Kf8 51. Qh6+ (51. Bxb5 $2 Qc3+ 52. Kd1 Qc1#) 51... Kg8 52. Bh7+ (52. Qxh3 $2 Qc1#) 52... Kh8 53. Bg6+ (53. Qxh3 $2 Qc3+ 54. Kd1 Qc1#) 53... Kg8 54. Qh7+ Kf8 55. Qh8#) 47. Rxe5 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRB} Ra8 {[%emt 0:02:31]} 48. Re4 $2 {[%emt 0:02:41]} (48. Rxb5 Rxa3 49. Rb8+ Kg7 50. Rb7+ Kh6 51. Rf7) 48... Rd8 {[%emt 0:02:36]} (48... Rxa3 $2 {too greedy.} 49. Rxf4+ Kg7 50. Rd4 $19) 49. Kc2 {[%emt 0:00:37]} Bf5 {[%emt 0:00:48] And now ...Rxd3 would win.} 50. Rxf4 {[%emt 0:00:06]} Rxd3 {[%emt 0:00:35]} 51. Rxf5+ {[%emt 0:00:01]} gxf5 {[%emt 0:00:01] Black mates.} 52. Kxd3 {[%emt 0:00:01] K3P-KPP} Ke7 {[%emt 0:00:14]} 53. Ke3 {[%emt 0:00:15]} Ke6 {[%emt 0:00:11]} 54. Kf4 {[%emt 0:00:08]} h6 {[%emt 0:00:05][%cal Bh7h6,Bh6h5,Bh5h4][%mdl 32]} 55. Kg3 {[%emt 0:00:14]} Ke5 {[%emt 0:00:05]} 56. Kg2 {[%emt 0:00:45]} Kf4 {[%emt 0:00:07]} 57. Kf2 {[%emt 0:00:04]} h5 {[%emt 0:00:04]} 58. Kg2 {[%emt 0:00:04]} h4 {[%emt 0:00:04] An exciting game.   Weighted Error Value: White=0.95/Black=0.81} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.6"]
[White "Kolodziejski, Piotr"]
[Black "Karolczuk, Iwo"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2118"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,90,-8,-10,-13,-10,-46,-27,-43,-51,-93,-90,-135,-112,-151,-152,-163,-151,-197,-191,-181,-118,-153,-140,-150,-110,-223,-158,-169,-135,-139,-145,-164,-133,-148,-153,-153,-157,-153,-151,-182,-186,-212,-210,-200,-177,-214,-212,-212,-212,-512,-491,-495,-481,-493,-483,-495,-496,-477,-405,-29963,-29964,-29962,-12777,-29947,-11635,-5712,-5432,-5432,-4933,-2012,-891,-29973,-29974,-29974,-29975,-29970,-29972]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0:00:13]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:10]} 5. Nc3 {[%emt 0:00:04]} a6 {[%emt 0:00:09]} 6. Bc4 {[%emt 0:00:10]} e6 {[%emt 0:00:10]} 7. Bb3 {[%emt 0:00:06]} Nbd7 {[%emt 0:00:14]} 8. Bg5 {[%emt 0:00:33]} Nc5 {[%emt 0:01:25] 8...Qa5 is vanishing.} 9. f3 {[%emt 0:09:58] B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5.} Be7 {[%emt 0:03:08]} 10. h4 Qc7 {[%emt 0:02:12]} 11. Qd2 {[%emt 0:10:46] Black has an edge.} b5 {[%emt 0:09:46][%cal Bb7b5,Bb5b4][%mdl 32] [#]} 12. a4 $146 {[%emt 0:11:25]} ({Predecessor:} 12. O-O-O b4 13. Na4 Bd7 14. Qxb4 Rb8 15. Qc3 O-O 16. Nxc5 dxc5 17. e5 Nd5 18. Bxd5 Bxg5+ 19. hxg5 exd5 {½-½ Inoue,T-Nanjo,R (2324) JPN-ch 52nd Tokyo 2019 (1)}) 12... b4 {[%emt 0:09:01]} 13. Nd1 {[%emt 0:00:46]} O-O {[%emt 0:15:50]} 14. O-O {[%emt 0:11:47]} h6 {[%emt 0:02:12]} 15. Be3 {[%emt 0:01:00] [#]} e5 $1 {[%emt 0:01:43]} 16. Ne2 {[%emt 0:03:54]} (16. Nf5 $17 Bxf5 17. exf5) 16... Nxb3 $19 {[%emt 0:08:01]} 17. cxb3 {[%emt 0:00:07]} a5 {[%emt 0:06:01]} ({Black should try} 17... d5 $19 18. exd5 Rd8) 18. Rc1 {[%emt 0:11:53]} Qb7 {[%emt 0:00:18]} 19. Bf2 {[%emt 0:04:47]} Be6 {[%emt 0:03:36]} 20. Qd3 {[%emt 0:02:22]} (20. Ne3 $17) 20... Nd7 {[%emt 0:08:52][%cal Bf6d7,Bd7e5,Be5g4,Bg4f2][%mdl 32]} 21. f4 {[%emt 0:06:07] Threatens to win with f5.} exf4 {[%emt 0:01:14]} 22. Nxf4 {[%emt 0:03:24]} Ne5 {[%emt 0:00:08]} 23. Qe3 {[%emt 0:06:56]} Ng4 {[%emt 0:03:04]} 24. Qd3 {[%emt 0:01:35]} Nxf2 {[%emt 0:01:49]} 25. Rxf2 {[%emt 0:00:21]} Bxh4 {[%emt 0:00:29]} 26. g3 {[%emt 0:01:24]} Bg5 {[%emt 0:04:54] A strong pair of Bishops.} 27. Ne3 {[%emt 0:00:13]} Rfe8 {[%emt 0:01:23]} 28. Rcf1 {[%emt 0:03:33]} Bxf4 {[%emt 0:01:35]} 29. Rxf4 {[%emt 0:00:20]} Qb6 {[%emt 0:03:06]} 30. Kh2 {[%emt 0:01:09]} Rac8 {[%emt 0:00:47][%cal Ba8c8,Bc8c5,Bc5c2][%mdl 32]} 31. Nf5 {[%emt 0:03:20]} Rc5 {[%emt 0:05:30]} 32. Qxd6 $2 {[%emt 0:04:07]} (32. R1f2) 32... Rc2+ {[%emt 0:01:13]} 33. Kh1 {[%emt 0:00:08]} Qxd6 {[%emt 0:01:05]} 34. Nxd6 {[%emt 0:00:06]} Rd8 {[%emt 0:00:04]} 35. Nc4 {[%emt 0:03:03]} Bxc4 {[%emt 0:01:45]} 36. bxc4 {[%emt 0:00:05][%mdl 4096] Endgame KRR-KRR} Rdd2 {[%emt 0:00:11] Wards off R1f2. ( -> ...Rh2+)} ({Worse is} 36... Rxc4 37. Rxf7 Rxe4 38. R7f4 $17) 37. R1f3 {[%emt 0:02:32] [#]} (37. Rb1 $19 Rxb2 38. Rxb2 Rxb2 39. Rf5) 37... Rh2+ {[%emt 0:01:17]} 38. Kg1 {[%emt 0:00:03]} Rcg2+ {[%emt 0:00:10]} 39. Kf1 {[%emt 0:00:05]} Rxb2 {[%emt 0:00:08][%cal Rh2h1]} 40. Kg1 {[%emt 0:00:00]} Rbg2+ {[%emt 0:00:00]} 41. Kf1 {[%emt 0:00:34]} Rc2 {[%emt 0:01:49][%cal Rc2c1]} 42. Kg1 {[%emt 0:00:18]} Rhd2 {[%emt 0:02:03]} (42... Rhg2+ $142 43. Kh1 Rge2) 43. Rxf7 {[%emt 0:09:42]} Rd1+ {[%emt 0:00:43] Black mates.} 44. Rf1 {[%emt 0:00:06]} Rxf1+ {[%emt 0:00:12]} 45. Rxf1 {[%emt 0:00:05]} b3 {[%emt 0:02:10] Weighted Error Value: White=0.65/Black=0.26 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.7"]
[White "Wojdak, Jan"]
[Black "Zdybel, Przemyslaw"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2097"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,67,0,2,0,8,5,7,11,10,-4,0,0,0,-45,-20,-8,7,-22,27,-21,19,0,59,31,93,96,122,129,117,107,119,89,162,120,127,129,328,309,423,399,394,343,480,453,480,477,477,478,446,400,527,529,527,541,509,433]} 1. e4 {[%emt 0:00:13]} e5 {[%emt 0:00:31]} 2. Nf3 {[%emt 0:00:34]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:02:47][%cal Bf1b5,Bb5a4,Ba4b3,Bb3a2][%mdl 32]} a6 {[%emt 0:00:05]} 4. Ba4 {[%emt 0:01:07]} Nf6 {[%emt 0:00:09]} 5. Nc3 {[%emt 0:02:09]} b5 {[%emt 0:13:20]} 6. Bb3 {[%emt 0:00:05]} Be7 {[%emt 0:00:14]} 7. d3 {[%emt 0:01:22]} d6 {[%emt 0:01:41]} 8. a3 {[%emt 0:00:05] C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} O-O {[%emt 0:04:25]} 9. h3 {[%emt 0:02:08]} Na5 {[%emt 0:05:29]} 10. Ba2 {[%emt 0:00:06] The position is equal.} c5 {[%emt 0:00:49]} 11. Nd5 {[%emt 0:03:46]} Nxd5 {[%emt 0:03:21]} 12. Bxd5 {[%emt 0:01:29] [#]} Bb7 $146 {[%emt 0:00:12]} ({Predecessor:} 12... Rb8 13. b4 Nb7 14. O-O Qc7 15. Bg5 Nd8 16. Be3 Ne6 17. Rc1 Bd7 18. c4 Rbd8 {0-1 Fernandez Martin,M-Burriel Lahos,I ESP-ch Seniors 2004 (6)}) 13. c4 {[%emt 0:20:34]} Bxd5 {[%emt 0:25:04]} (13... bxc4 $5 {[%cal Rb7d5]} 14. Bxb7 Nxb7 $15) 14. cxd5 {[%emt 0:00:06]} f5 {[%emt 0:00:57]} 15. O-O {[%emt 0:11:53]} Rc8 {[%emt 0:07:56]} (15... fxe4 $142 16. dxe4 c4) 16. Bd2 {[%emt 0:13:06]} (16. exf5 {is superior.} c4 17. dxc4) 16... Nb7 {[%emt 0:00:21]} 17. a4 {[%emt 0:03:55]} c4 {[%emt 0:04:44]} ({Better is} 17... b4 $11) 18. axb5 {[%emt 0:02:06]} (18. exf5 {keeps more tension.} Qd7 19. axb5 Qxb5 20. Bg5) 18... axb5 {[%emt 0:00:15] [#]} (18... fxe4 $1 $14 19. dxe4 (19. bxa6 exf3 20. axb7 Rb8 $11) 19... axb5) 19. exf5 $1 $16 {[%emt 0:06:44]} Rxf5 {[%emt 0:05:33]} 20. dxc4 {[%emt 0:03:14]} bxc4 {[%emt 0:00:07]} 21. Be3 {[%emt 0:01:10]} Nc5 {[%emt 0:01:23] Repels Qa4} 22. Nd2 {[%emt 0:04:08][%cal Bf3d2,Bd2e4,Be4g3][%mdl 32]} Nd7 {[%emt 0:02:51]} (22... Bg5 $16 {was necessary.}) 23. Qg4 {[%emt 0:01:24]} g6 {[%emt 0:00:25]} 24. Ne4 {[%emt 0:01:31] White is more active.} ({Don't take} 24. Nxc4 Nf6 25. Qe2 (25. Bb6 Qd7 $15) 25... Nxd5 $14) 24... Nf8 $2 {[%emt 0:04:51] A mistake that costs the game.} (24... Nf6 $16 25. Nxf6+ Bxf6) 25. Rfc1 $18 {[%emt 0:01:02]} Ra8 {[%emt 0:00:10]} 26. Ng3 {[%emt 0:00:32]} Rf7 {[%emt 0:00:43]} 27. Qxc4 {[%emt 0:00:15]} Rxa1 {[%emt 0:01:36]} 28. Rxa1 {[%emt 0:00:03]} Bg5 {[%emt 0:00:05]} 29. Bxg5 {[%emt 0:03:30]} Qxg5 {[%emt 0:00:02]} 30. Ne4 {[%emt 0:01:08][%csl LRd6,LRg5] Inhibits Qd2.} Qf4 {[%emt 0:00:21]} 31. Qe2 {[%emt 0:00:13]} ({Weaker is} 31. Nxd6 Qxf2+ 32. Kh2 (32. Kh1 Qxb2 33. Rf1 Rf2 $14) 32... Qf4+ 33. Qxf4 Rxf4 $18) 31... Rc7 {[%emt 0:00:47]} 32. Nxd6 {[%emt 0:02:15] White is clearly winning.} Rc1+ {[%emt 0:00:28]} 33. Rxc1 {[%emt 0:00:04][%mdl 64] [#] Overworked Piece} Qxc1+ {[%emt 0:00:02]} 34. Kh2 {[%emt 0:00:51] Weighted Error Value: White=0.18 (very precise) /Black=0.41} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.8"]
[White "Krasniewski, Szymon"]
[Black "Kacprzak, Karol"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1771"]
[BlackElo "2221"]
[Annotator "TA"]
[PlyCount "172"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,172,-22,-18,-19,-42,-14,-48,-37,-49,-45,-62,-46,-94,-90,-134,-123,-137,-134,-172,-125,-115,-117,-147,-109,-150,-128,-133,-95,-180,-183,-284,-224,-225,-155,-224,-225,-378,-235,-530,-543,-519,-504,-539,-550,-572,-508,-502,-489,-486,-441,-446,-247,-329,-140,-143,-145,-147,-145,-141,-145,-140,-146,-146,-137,-226,-226,-226,-226,-226,-226,-224,-212,-226,-226,-254,-254,-399,-391,-391,-391,-384,-269,-362,-222,-12829,-257,-260,-254,-300,-270,-245,-223,-1595,-1565,-12797,-12797,-12794,-973,-12799,-12135,-12804,-12697,-12826,-12834,-12632,-12843,-579,-254,-29946,-29943,-29946,-211,-206,-206,-29942,-29950,-29951,-29952,-29961,-29962,-29961,-29963,-29962,-29964,-29970,-29971,-29971,-29972,-29972,-29973,-29973,-29974,-29974,-29965,-29974,-29969,-29969,-29970,-29975,-29964,-29965,-29967,-29965,-29967,-29977,-29968,-29977,-29971,-29971,-29972,-29976,-29962,-29972,-29966,-29976,-29955,-29975,-29976,-29983,-29984,-29984,-29984,-29984,-29985]} 1. Nf3 {[%emt 0:00:03]} c5 {[%emt 0:01:49]} 2. g3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:58]} 3. Bg2 {[%emt 0:00:05]} d5 {[%emt 0:02:31]} 4. O-O {[%emt 0:00:06]} e5 {[%emt 0:00:42]} 5. d3 {[%emt 0:00:09]} Be7 {[%emt 0:00:53]} 6. Nbd2 {[%emt 0:00:06]} Be6 {[%emt 0:00:38] A08: King's Indian Attack.} 7. e4 {[%emt 0:00:30]} d4 {[%emt 0:00:05]} 8. Ne1 {[%emt 0:01:42]} g5 {[%emt 0:05:48] Black is slightly better.} 9. f4 {[%emt 0:06:23]} gxf4 {[%emt 0:02:07]} 10. gxf4 {[%emt 0:00:01]} exf4 {[%emt 0:00:23]} 11. Ndf3 {[%emt 0:00:15]} (11. Nc4 $15) 11... Qc7 {[%emt 0:05:34]} 12. e5 {[%emt 0:04:09]} Nh6 {[%emt 0:08:09]} (12... Nxe5 13. Nxe5 Qxe5 14. Bxf4 $16) 13. Bxf4 {[%emt 0:00:32]} Nf5 {[%emt 0:00:31]} 14. Qe2 {[%emt 0:06:59]} Rg8 {[%emt 0:01:04]} (14... O-O-O $19 15. Bh3 Rdg8+ 16. Kh1 Qd7) 15. Kh1 $17 {[%emt 0:01:30]} O-O-O {[%emt 0:03:28] Black is much more active.} 16. c4 {[%emt 0:03:18] [#]} Rg6 $146 {[%emt 0:13:44]} ({Predecessor:} 16... Rg4 17. Nd2 Ne3 18. Bxe3 dxe3 19. Qxe3 Bg5 20. Qf2 Bxd2 21. Qxd2 Nxe5 22. Qe2 Rdg8 {0-1 Movsesian,M (2200)-Nun,J (2340) CZE-chT2a 0001 2000 (3)}) 17. Nc2 {[%emt 0:04:27]} Rdg8 {[%emt 0:01:22]} 18. Rg1 {[%emt 0:00:21]} Qd7 {[%emt 0:02:59]} 19. b4 {[%emt 0:04:46]} cxb4 $19 {[%emt 0:03:14]} ({Inferior is} 19... Nxb4 20. Nxb4 cxb4 21. Nd2 $15) 20. a3 {[%emt 0:01:06]} (20. Nd2 $142) 20... bxa3 {[%emt 0:06:02]} 21. Nxa3 {[%emt 0:01:11]} Bf8 {[%emt 0:02:11]} 22. Nb5 {[%emt 0:06:11]} (22. Nc2 $17 {was worth a try.}) 22... a6 {[%emt 0:06:20]} 23. Nd2 $2 {[%emt 0:07:10]} (23. Nd6+ {keeps fighting.} Nxd6 24. exd6 Bxd6 25. Bxd6 Qxd6 26. Rab1) 23... Bh6 {[%emt 0:06:43]} 24. Qf2 {[%emt 0:12:30]} (24. Nd6+ Nxd6 25. Bxh6 Rxh6 26. exd6) 24... Bxf4 {[%emt 0:01:19]} 25. Qxf4 {[%emt 0:00:11][%cal Od2e4]} Rg4 {[%emt 0:00:59]} 26. Qf2 {[%emt 0:01:31][%cal Od2e4]} Nxe5 {[%emt 0:05:41]} 27. Ne4 {[%emt 0:02:38]} Qe7 {[%emt 0:03:10] Repels Nf6} 28. Nxd4 {[%emt 0:06:54]} Nxd3 {[%emt 0:04:27]} 29. Qd2 {[%emt 0:03:17]} Nxd4 {[%emt 0:01:14]} 30. Qxd3 {[%emt 0:00:07]} Rd8 {[%emt 0:01:27]} (30... Rh4 $142 31. Nf2 (31. Qxd4 $2 {gets mated.} Rxh2+ {[%mdl 64] Decoy, Clearance} 32. Kxh2 Qh4+) 31... Qc7) 31. c5 {[%emt 0:03:25]} Bf5 {[%emt 0:04:06]} (31... Nb3 $19 32. Nd6+ {[%mdl 64] Discovered Attack} Kb8) 32. Nd6+ $17 {[%emt 0:05:15] [#]} Qxd6 $3 {[%emt 0:00:06][%mdl 512]} 33. Qxf5+ {[%emt 0:00:47]} Nxf5 {[%emt 0:00:09]} 34. cxd6 {[%emt 0:00:05][%cal Og2b7]} Kb8 {[%emt 0:00:13]} 35. Rgb1 {[%emt 0:00:34]} Nxd6 {[%emt 0:00:34] Hoping for ...Ka7.} 36. Rxa6 {[%emt 0:00:11]} Rd4 {[%emt 0:02:37]} 37. Rxd6 {[%emt 0:06:26]} (37. Ra5 $17 {was necessary.}) 37... R8xd6 $19 {[%emt 0:00:58]} 38. Rxb7+ $17 {[%emt 0:00:05][%mdl 4096] Endgame KRR-KRB} Kc8 {[%emt 0:00:05] ( -> ...Rd1+)} 39. Rxf7 {[%emt 0:00:05]} Rd1+ {[%emt 0:00:19]} 40. Bf1 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} 41. Rf6 {[%emt 0:02:06]} Rg7 {[%emt 0:04:29]} 42. h3 {[%emt 0:02:40]} Rd2 {[%emt 0:02:28] Repels Rf2} 43. Rf5 {[%emt 0:00:51]} (43. Re6 $142) 43... Kd7 $19 {[%emt 0:00:43]} 44. Rf6 {[%emt 0:00:06]} Ke7 {[%emt 0:00:36]} 45. Rf4 {[%emt 0:00:11]} Rg6 {[%emt 0:02:47]} 46. Rf3 {[%emt 0:00:57]} Rdd6 {[%emt 0:01:18] ...Rgf6 would be deadly.} 47. Ra3 $2 {[%emt 0:00:48]} (47. Bd3 Rg7 48. Kh2) 47... Rgf6 $2 {[%emt 0:02:35]} (47... Rd1 48. Rf3 h5) 48. Ra1 {[%emt 0:01:24]} Rd2 {[%emt 0:01:00]} 49. Re1+ {[%emt 0:00:50]} Kf8 {[%emt 0:00:25]} 50. Ra1 {[%emt 0:00:19]} Rfd6 {[%emt 0:01:04] And now ...Rd1 would win.} 51. Ra3 $2 {[%emt 0:01:20]} (51. Ra8+ Kg7 52. Ra7+ Kh6 53. Rf7) 51... Rd1 {[%emt 0:01:38]} 52. Rf3+ {[%emt 0:00:12]} Kg7 {[%emt 0:00:05]} 53. Kh2 {[%emt 0:00:19]} Rf6 {[%emt 0:00:31]} (53... R1d2+ $142 54. Kg3 Rg6+ 55. Kf4 Rf6+ 56. Kg3 Rxf3+ 57. Kxf3 Kg6) 54. Rg3+ {[%emt 0:00:21]} Kh6 {[%emt 0:00:04]} 55. Bg2 {[%emt 0:00:23]} Rd2 {[%emt 0:00:48]} 56. h4 {[%emt 0:00:37]} Rg6 {[%emt 0:00:13]} 57. Kh3 {[%emt 0:00:15]} Rxg3+ {[%emt 0:00:45]} 58. Kxg3 {[%emt 0:00:06] KR-KB} Rd3+ {[%emt 0:00:36]} 59. Bf3 $2 {[%emt 0:00:05] [#]} (59. Kg4 $19) 59... Kg6 {[%emt 0:00:07]} 60. Kf4 {[%emt 0:00:09]} Kf6 $2 {[%emt 0:01:02]} (60... Rd4+ {mates} 61. Kg3 Kf5 62. Be2 h6 63. Bb5 Rg4+ 64. Kh3 Rg1 65. Kh2 Ra1 66. h5 Kg5 67. Kg2 Ra2+ 68. Kh3 Ra3+ 69. Kg2 Kxh5 70. Bd7 Rd3 71. Bf5 Rd2+ 72. Kh3 Kg5 73. Be6 Rd6 74. Bc8 Rd8 75. Be6 Rd3+ 76. Kh2 Kh4 77. Kg2 Rg3+ 78. Kf2 Rc3 79. Kg2 Kg5 80. Bd5 Kg4 81. Be6+ Kh4 82. Bf5 Rg3+ 83. Kf2 Ra3 84. Bd7 Kg5 85. Kg2 Rd3 86. Bh3 Kh4 87. Bc8 Rc3 88. Bd7 Rg3+ 89. Kf2 Rg7 90. Be6 Re7 91. Bc8 Rc7 92. Be6 Rc3 93. Bf5 Kg5 94. Bd7 Rc7 95. Be6 Kf4 96. Kg2 Rc6 97. Bd7 Rc3 98. Kh2 Rc7 99. Be6 Re7 100. Bc8 Re8 101. Bd7 Rd8 102. Be6 Rd2+ 103. Kh3 Rd3+ 104. Kh4 Rd1 105. Kh3 Rh1+ 106. Kg2 Re1 107. Bd5 Re5 108. Bc6 Re3 109. Kh2 Rd3 110. Bb7 Rc3 111. Bd5 Kf5 112. Kg2 Kg4 113. Be6+ Kg5 114. Bh3 Kf4 115. Be6 Rd3 116. Kh2 Rg3 117. Bh3 Rg7 118. Be6 Rg6 119. Bd7 Rg3) 61. Be4 {[%emt 0:02:17]} Rd7 {[%emt 0:00:06]} 62. Bf3 $2 {[%emt 0:00:07]} (62. h5 $19) 62... Rd4+ {[%emt 0:00:26] Black mates.} 63. Kg3 {[%emt 0:00:23]} Kf5 {[%emt 0:00:25]} 64. Bb7 {[%emt 0:00:25]} Rd3+ {[%emt 0:00:04]} 65. Bf3 {[%emt 0:00:11]} Rc3 {[%emt 0:00:05]} 66. Kg2 {[%emt 0:01:00]} Kf4 {[%emt 0:00:16]} 67. Be2 {[%emt 0:00:13]} Rc2 {[%emt 0:00:16]} 68. Kf2 {[%emt 0:00:06]} Rb2 {[%emt 0:02:04]} 69. h5 {[%emt 0:00:19]} h6 {[%emt 0:01:23]} 70. Kf1 {[%emt 0:00:29]} Ke3 {[%emt 0:00:49]} 71. Bc4 {[%emt 0:01:22]} Rc2 {[%emt 0:01:03]} 72. Bb5 {[%emt 0:00:35]} Kf3 {[%emt 0:00:14][%cal Rc2c1]} 73. Ke1 {[%emt 0:03:02]} Rc5 {[%emt 0:03:13][%csl LRb5,LRh5]} 74. Ba6 {[%emt 0:00:16]} Ke3 {[%emt 0:00:23][%cal Rc5c1]} ({Weaker is} 74... Rxh5 75. Be2+ Kg3 76. Bxh5 $11) 75. Kf1 {[%emt 0:00:08]} Rxh5 {[%emt 0:00:29]} 76. Kg2 {[%emt 0:00:13]} Kf4 {[%emt 0:00:12]} 77. Bb7 {[%emt 0:00:26]} Rb5 {[%emt 0:00:12]} 78. Ba8 {[%emt 0:00:10]} Kg4 {[%emt 0:00:43]} 79. Bf3+ {[%emt 0:00:17]} Kh4 {[%emt 0:00:06]} 80. Be4 {[%emt 0:00:56]} Rb4 {[%emt 0:00:36]} 81. Bc6 {[%emt 0:00:12]} Rb3 {[%emt 0:00:18]} 82. Bd5 {[%emt 0:00:23]} Rd3 {[%emt 0:00:18]} 83. Bc6 {[%emt 0:00:12]} Kg4 {[%emt 0:00:10]} 84. Bb7 {[%emt 0:00:38]} Rd2+ {[%emt 0:00:07]} 85. Kf1 {[%emt 0:00:08]} Kg3 {[%emt 0:00:07]} 86. Ke1 {[%emt 0:00:12]} Rb2 {[%emt 0:00:07] Weighted Error Value: White=0.87/Black=0.53} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.9"]
[White "Grzesik, Gracjan"]
[Black "Madajczak, Piotr"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2149"]
[BlackElo "1897"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,141,37,32,116,101,137,123,183,167,179,182,266,281,286,248,253,228,275,249,253,242,232,215,197,194,207,214,277,156,143,147,398,142,152,125,109,108,138,135,229,219,349,343,324,324,343,158,138,0,320,0,153,162,157,146,153,151,148,76,149,130,131,150,143,150,185,168,168,141,261,148,258,237,554,317,605,584,603,598,577,566,540,366,488,111,111,111,110,110,110,93,104,5,8,8,80,80,116,30,55,0,3,0,0,0,0,0,0,0,-7,0,0,-8,-8,-22,-8,-64,-64,-63,-63,-67,-66,-64,-64,-57]} 1. d4 {[%emt 0:02:11]} d5 {[%emt 0:00:32]} 2. c4 {[%emt 0:01:00]} e6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:07:50]} Nf6 {[%emt 0:00:33]} 4. g3 {[%emt 0:01:40]} Be7 {[%emt 0:08:05]} 5. Bg2 {[%emt 0:00:18]} O-O {[%emt 0:00:06]} 6. O-O {[%emt 0:00:48]} c5 {[%emt 0:01:26]} 7. cxd5 {[%emt 0:06:48]} Nxd5 {[%emt 0:01:39]} 8. e4 {[%emt 0:03:04]} Nf6 {[%emt 0:03:57]} 9. Nc3 {[%emt 0:11:33]} cxd4 {[%emt 0:14:36]} 10. Nxd4 {[%emt 0:00:39]} Nbd7 {[%emt 0:08:14] E06: Closed Catalan: Early deviations.} (10... e5 $14 11. Nf5 Bxf5 12. exf5 Nc6) 11. Qe2 $1 $16 {[%emt 0:05:21]} Qc7 {[%emt 0:03:10]} 12. Be3 {[%emt 0:06:07] [#]} a6 $146 {[%emt 0:12:21]} (12... Qb8 $16 13. Rac1 Nb6) ({Predecessor:} 12... Rd8 13. Rac1 Qb8 14. Ncb5 Ne8 15. Bf4 e5 16. Nf5 Bf6 17. Be3 Nf8 18. Rfd1 Rxd1+ 19. Qxd1 {1-0 Pytel,K-Myagmarsuren,L Rubinstein Memorial-10 1972 (6)}) 13. Rac1 $18 {[%emt 0:01:42]} Qb8 {[%emt 0:00:10]} 14. f4 $1 {[%emt 0:11:33]} Rd8 {[%emt 0:07:53]} (14... e5 {was called for.}) 15. e5 {[%emt 0:02:23]} Ne8 {[%emt 0:00:10]} 16. Rfd1 {[%emt 0:02:50]} Nc7 {[%emt 0:09:37]} 17. a3 {[%emt 0:14:59]} Nf8 {[%emt 0:08:06]} 18. Nb3 {[%emt 0:03:04]} Rxd1+ {[%emt 0:02:32]} 19. Rxd1 {[%emt 0:00:47] Black is weak on the dark squares} a5 {[%emt 0:01:39]} 20. Bc5 {[%emt 0:04:47]} Bxc5+ {[%emt 0:01:02]} 21. Nxc5 {[%emt 0:00:02]} Qa7 {[%emt 0:02:44]} 22. Qf2 {[%emt 0:01:02]} Na6 {[%emt 0:00:35]} 23. N3e4 {[%emt 0:04:27]} ({White should play} 23. Nb3 $18) 23... Nxc5 $16 {[%emt 0:03:18]} 24. Nxc5 {[%emt 0:00:45]} Qb6 $2 {[%emt 0:00:27][%mdl 8192]} (24... Rb8 $16 25. Ne4 Qxf2+ 26. Kxf2 Bd7) 25. Rd6 $2 {[%emt 0:00:21]} (25. Na4 $18 {is the precise move to win.} Qxf2+ 26. Kxf2) 25... Qc7 {[%emt 0:00:25]} 26. Qd4 {[%emt 0:02:13] Threatens to win with Rd8.} Rb8 {[%emt 0:00:49]} 27. Qc3 {[%emt 0:04:23] White is much more active. The black rooks are badly placed.} b6 {[%emt 0:05:35]} 28. Na4 {[%emt 0:00:41]} Qxc3 {[%emt 0:00:31]} (28... Qa7 $16) 29. bxc3 $18 {[%emt 0:01:10]} (29. Nxc3 $6 Bd7 $16) 29... b5 {[%emt 0:01:06]} (29... f6 {keeps fighting.} 30. Nxb6 (30. Rxb6 Nd7 $16) 30... fxe5) 30. Nc5 {[%emt 0:00:07]} f6 {[%emt 0:01:36]} 31. Rd8 {[%emt 0:00:42]} Kf7 {[%emt 0:00:24]} 32. Na6 {[%emt 0:00:39]} (32. Bc6 $1 $18) 32... Rb6 $16 {[%emt 0:00:18]} 33. Nc5 {[%emt 0:00:30]} (33. Rxc8 $16 Rxa6 34. exf6) 33... Rb8 $1 $18 {[%emt 0:00:28]} 34. Na6 {[%emt 0:00:30]} (34. Bc6 $1 $18) 34... Rb6 $16 {[%emt 0:00:00]} 35. Rxc8 {[%emt 0:00:31]} (35. Nc5 Rb8 $18) 35... Rxa6 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRN} 36. Rc7+ {[%emt 0:00:29]} Kg6 {[%emt 0:01:57]} 37. exf6 {[%emt 0:00:31]} Kxf6 {[%emt 0:00:27]} 38. Rb7 {[%emt 0:00:26] Repels Rb6} (38. Bc6 $142 $1 {[%cal Rc6e8] Black must now prevent Be8.} Ng6 39. Bxb5 (39. Be8 Nh8 $16)) 38... Ng6 {[%emt 0:02:14]} (38... b4 $142) 39. Rxb5 {[%emt 0:00:11]} e5 {[%emt 0:00:13]} 40. fxe5+ {[%emt 0:00:00]} Nxe5 {[%emt 0:00:00]} 41. Bd5 {[%emt 0:03:51]} Nd7 {[%emt 0:05:57]} 42. Kf2 {[%emt 0:01:59]} Ke7 {[%emt 0:01:19]} 43. Ke3 {[%emt 0:02:05]} Kd6 {[%emt 0:01:57]} (43... Rh6 $16 {was worth a try.} 44. h4 (44. Rxa5 Rxh2 45. c4 Rh3 $16) 44... Rg6) 44. Kd4 {[%emt 0:01:13]} (44. c4 $18) 44... Nf6 {[%emt 0:01:17]} (44... Rb6 $16 {might work better.} 45. Rxa5 Rb2) 45. c4 {[%emt 0:02:32][%cal Bc3c4,Bc4c5,Bc5c6][%mdl 32]} Ne8 $2 {[%emt 0:04:15]} (45... Nxd5 {is tougher.} 46. cxd5 (46. Rxd5+ Kc6 $18) 46... a4) 46. Rb8 {[%emt 0:03:10]} Kd7 {[%emt 0:00:44]} (46... Ke7 47. Rb7+ Kd8) 47. c5 $18 {[%emt 0:01:26]} Rh6 {[%emt 0:02:52]} 48. c6+ {[%emt 0:03:10]} Ke7 {[%emt 0:00:03]} 49. Rb7+ {[%emt 0:02:13]} Kd8 {[%emt 0:00:12]} 50. Rd7+ {[%emt 0:06:53]} Kc8 {[%emt 0:00:02]} 51. Kc5 $2 {[%emt 0:01:33]} (51. h4 $18 {is more deadly.}) 51... Nf6 $16 {[%emt 0:02:26]} 52. Rxg7 {[%emt 0:04:44] Threatening mate with Be6+.} Rh5 {[%emt 0:00:13] [#]} 53. Rf7 $1 {[%emt 0:01:26]} Rxd5+ {[%emt 0:09:46] KRN-KR} 54. Kb6 {[%emt 0:00:01]} Ne8 {[%emt 0:01:33] [#]} 55. Rxh7 {[%emt 0:02:05]} (55. Ra7 $1 $16 {[%cal Ra7a8]} Kd8 56. Ra8+ (56. Rxa5 Rxa5 57. Kxa5 Kc7 $11) (56. Rxh7 Rf5 $16) 56... Ke7 57. c7 (57. Rxa5 Rxa5 58. Kxa5 Kd8 $11) 57... Rd6+ 58. Kb7 (58. Kxa5 Nxc7 59. Rh8 Rh6 $17) 58... Nxc7 59. Kxc7) 55... Rd3 $11 {[%emt 0:02:10]} 56. Rh8 {[%emt 0:00:30]} Re3 {[%emt 0:00:47]} (56... Rb3+ $1 $11 57. Kc5 (57. Kxa5 Rxa3+ 58. Kb6 Rb3+ 59. Kc5 Re3 $11) 57... Re3) 57. a4 $16 {[%emt 0:00:27] aiming for h4.} ({But not} 57. Kxa5 Kc7 $11) 57... Kd8 {[%emt 0:00:14] [#]} 58. g4 {[%emt 0:00:32]} ({Much weaker is} 58. Kxa5 $6 Kc7 $11) ({Better is} 58. h4 $1 $16) 58... Ke7 {[%emt 0:01:03]} 59. Kxa5 {[%emt 0:00:33]} (59. h4 $14) 59... Kd6 $11 {[%emt 0:01:12]} 60. Rh6+ {[%emt 0:00:22]} Kc5 {[%emt 0:00:11]} 61. Ka6 {[%emt 0:00:38]} Rb3 {[%emt 0:00:26]} 62. g5 {[%emt 0:00:30]} Nd6 {[%emt 0:02:23]} 63. c7 {[%emt 0:00:31][%cal Oh6d6]} Rb6+ {[%emt 0:01:14]} 64. Ka7 {[%emt 0:00:05][%cal Oh6d6] Intending Rxd6! and mate.} Rb7+ {[%emt 0:00:06]} 65. Ka8 $132 {[%emt 0:00:52][%mdl 2048] White is not holding back} Rxc7 {[%emt 0:00:06]} 66. Rf6 {[%emt 0:00:33]} Ne4 {[%emt 0:00:27]} 67. Re6 {[%emt 0:00:30]} (67. Rh6 $11) 67... Nxg5 $15 {[%emt 0:00:30] Black is slightly better.} 68. Re5+ {[%emt 0:00:06]} Kb6 {[%emt 0:00:01][%cal Rc7c8]} 69. a5+ {[%emt 0:00:51]} (69. Rxg5 $2 Rc8#) 69... Ka6 {[%emt 0:00:01][%cal Rc7c8]} 70. Kb8 {[%emt 0:00:20] Wards off Rc8+} Rg7 {[%emt 0:00:10]} 71. Kc8 {[%emt 0:00:38] Blacks defense is rewarded with a draw.   Weighted Error Value: White=0.52/Black=0.42} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.10"]
[White "Stachecki, Mikolaj"]
[Black "Backiel, Hubert"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2015"]
[BlackElo "2127"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,74,0,0,0,0,11,0,0,19,12,12,12,0,12,4,6,10,15,-58,-71,-50,-45,-40,-3,-20,95,-13,-13,-13,-5,-5,0,0,0,0,18,-14,-2,0,-3,-3,-10,-20,-20,-51,-50,-99,-94,-118,-112,-243,-106,-233,-221,-340,-312,-1024,-993,-29990,-29991,-29992,-29993,-29993,-891,-29997,-29998]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:02:03]} 2. Nc3 {[%emt 0:00:09]} a6 {[%emt 0:00:51]} 3. a4 {[%emt 0:03:41]} e6 {[%emt 0:01:03]} 4. Nf3 {[%emt 0:00:56]} Nc6 {[%emt 0:01:52]} 5. d4 {[%emt 0:00:59]} cxd4 {[%emt 0:02:15]} 6. Nxd4 {[%emt 0:00:08]} Nf6 {[%emt 0:01:36] B40: Sicilian: 2...e6, Unusual lines.} 7. Be2 {[%emt 0:09:50]} Bb4 {[%emt 0:01:37]} 8. O-O {[%emt 0:00:59]} O-O {[%emt 0:02:37] [#] The position is equal.} 9. Nxc6 $146 {[%emt 0:00:50]} ({Predecessor:} 9. Bg5 h6 10. Bh4 g5 11. e5 Nxe5 12. Bg3 Ng6 13. Bd3 d6 14. Qe2 Re8 15. h4 gxh4 16. Bxg6 hxg3 {0-1 Pericka,T (1913)-Hrabusa,M (2251) Pobeskydy Chance 18th 2007 (1)}) 9... bxc6 {[%emt 0:15:04]} 10. e5 {[%emt 0:00:31]} Nd5 {[%emt 0:00:09]} 11. Ne4 {[%emt 0:00:53]} Qc7 {[%emt 0:03:07]} 12. f4 {[%emt 0:09:43]} f5 $1 {[%emt 0:05:43]} 13. exf6 {[%emt 0:03:40]} Nxf6 {[%emt 0:00:51]} 14. Bd3 {[%emt 0:14:39]} (14. Nxf6+ $11 Rxf6 15. Be3) 14... Nxe4 $15 {[%emt 0:07:13]} 15. Bxe4 {[%emt 0:00:12] Qh5 is the strong threat.} d5 $1 {[%emt 0:00:12]} 16. Bd3 {[%emt 0:00:12]} Bd6 {[%emt 0:07:00]} 17. Qe2 {[%emt 0:11:00]} Bd7 {[%emt 0:06:09] [#]} (17... Bxf4 $2 18. Bxf4 (18. Qh5 g6 $15) 18... Rxf4 19. Qh5 $18) (17... g6 $11 {remains equal.}) 18. Kh1 {[%emt 0:04:25]} ({Only move:} 18. Qh5 $1 $16 Rf5 19. Qh3 (19. Bxf5 exf5 20. Re1 Qb6+ 21. Kf1 Qc5 $16)) 18... e5 $11 {[%emt 0:09:32]} 19. fxe5 {[%emt 0:03:04]} Rxf1+ {[%emt 0:02:24]} 20. Qxf1 {[%emt 0:00:04]} Rf8 {[%emt 0:02:53]} 21. Qe2 {[%emt 0:01:00]} ({Not} 21. Bxh7+ $2 Kxh7 22. Qxa6 (22. Qd3+ $2 Bf5 $19 {[%mdl 64] Skewer}) 22... Bxe5 $19) 21... Bxe5 {[%emt 0:00:09]} 22. c3 {[%emt 0:10:12]} Re8 {[%emt 0:10:35][%cal Oe5c3]} (22... Bxh2 $2 23. Qh5 $18) 23. Bd2 {[%emt 0:08:25]} ({Much weaker is} 23. Qh5 g6 24. Qf3 Bxh2 $17) 23... g6 {[%emt 0:01:47][%cal Oe5c3]} (23... Bxh2 $2 24. Qh5 g6 25. Qxh2 $18) 24. Qf2 {[%emt 0:01:55]} Bxh2 {[%emt 0:06:20] aiming for ...Bg3.} 25. Rf1 {[%emt 0:01:33] Intending Qf7+ and mate.} Bc8 {[%emt 0:00:53]} 26. Bh6 {[%emt 0:00:49][%cal Of2f8] Threatening mate with Qf8+!} Bd6 {[%emt 0:00:06] Repels Qf8+} 27. Qf6 {[%emt 0:01:42][%cal Od3g6] Threatens to win with Bxg6!} Qe7 {[%emt 0:00:20]} 28. Qf2 {[%emt 0:03:27]} (28. Qxe7 $15 Bxe7 29. b4) 28... a5 $17 {[%emt 0:04:11]} 29. b3 {[%emt 0:01:25]} Bd7 $40 {[%emt 0:00:41][%cal Bc8d7,Bd7h3,Bh3g4,Bg4f3,Bf3g2][%mdl 160] Black is out for blood.} 30. Bc2 {[%emt 0:00:57] [#]} (30. Bf4 $17 {was worth a try.}) 30... Kh8 {[%emt 0:01:40]} (30... Qe5 $1 $19 {[%csl Gd6][%cal Re5h2] is more deadly.} 31. g3 Qe7) 31. g3 {[%emt 0:02:03]} (31. Bd2 $17) 31... Bh3 $19 {[%emt 0:00:22]} 32. Rd1 {[%emt 0:01:15]} (32. Rb1 $142) 32... Bc5 {[%emt 0:00:44]} 33. Qf3 {[%emt 0:02:11]} (33. Qf4) 33... Qe6 {[%emt 0:00:31] ( -> ...Bg4)} 34. Rb1 {[%emt 0:02:23]} Bg4 {[%emt 0:00:27]} 35. Qf1 {[%emt 0:00:33] [#]} Bf3+ $1 {[%emt 0:00:30][%mdl 576] Deflection} 36. Kh2 {[%emt 0:00:42]} Qe2+ {[%emt 0:00:11]} (36... Qg4 $142 37. Qxf3 {[%mdl 64] Remove Defender} Qxf3 38. Bg5 Re2+ 39. Kh3 h5 40. Bf6+ Kg8 41. Bf5 Qxf5+ 42. Kh4 Rh2#) 37. Kh3 {[%emt 0:01:22] White is weak on the light squares} Bg2+ {[%emt 0:00:18] A cool game by Backiel.   Weighted Error Value: White=0.68/Black=0.26 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.11"]
[White "Czernek, Tymon"]
[Black "Smetek, Michal"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2314"]
[BlackElo "1787"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,72,8,-8,5,-2,-2,0,8,14,2,21,11,12,10,9,6,8,-8,43,41,49,31,32,31,124,113,93,125,132,131,130,53,117,111,198,197,200,199,189,184,187,197,222,208,433,443,430,360,622,642,641,616,747,721,1466,1335,12847,29951,5716,3804,29981,29982,29982,29983,29983]} 1. e4 {[%emt 0:00:08]} c6 {[%emt 0:00:11]} 2. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:03]} 3. f3 {[%emt 0:00:11]} e6 {[%emt 0:00:27]} 4. Nc3 {[%emt 0:00:12]} Bb4 {[%emt 0:01:07]} 5. Bd2 {[%emt 0:00:07]} Ne7 6. Bd3 {[%emt 0:00:07] B12: Caro-Kann: Advance Variation.} Nd7 {[%emt 0:02:47] [#]} 7. Nce2 $146 {[%emt 0:01:09]} ({Predecessor:} 7. a3 Ba5 8. f4 dxe4 9. Nxe4 Bxd2+ 10. Qxd2 O-O 11. Nf3 b6 12. O-O Qc7 13. Rad1 {½-½ Sidletskyi,I (2152)-Dragnev,V (2556) EU-ch Rapid Katowice 2022 (7)}) 7... Bxd2+ {[%emt 0:00:46]} 8. Qxd2 {[%emt 0:00:03] The position is equal.} a5 {[%emt 0:05:09]} 9. e5 {[%emt 0:03:52]} b6 {[%emt 0:08:29]} 10. f4 {[%emt 0:00:59]} Ba6 {[%emt 0:01:43]} 11. Bxa6 {[%emt 0:00:06]} Rxa6 {[%emt 0:00:03]} 12. Nf3 {[%emt 0:00:35]} b5 {[%emt 0:03:36]} 13. g4 {[%emt 0:02:36]} h5 {[%emt 0:01:56]} (13... c5 $11) 14. gxh5 $1 $14 {[%emt 0:01:36]} Rxh5 {[%emt 0:00:18]} 15. Ng3 {[%emt 0:00:18]} Rh8 {[%emt 0:00:29]} 16. O-O-O {[%emt 0:01:21][%cal Of4f5]} Qb6 {[%emt 0:18:37] [#]} (16... c5 $14) 17. f5 $1 $16 {[%emt 0:05:26][%mdl 512]} exf5 {[%emt 0:06:39]} (17... c5 18. fxe6) 18. Qf4 {[%emt 0:00:36]} g6 {[%emt 0:03:58] [#]} 19. h4 $1 {[%emt 0:01:10][%cal Bh2h4,Bh4h5][%mdl 32]} Nf8 {[%emt 0:01:06]} 20. Ng5 {[%emt 0:01:44]} ({White should try} 20. h5 $16) 20... c5 {[%emt 0:07:16]} (20... Qc7 $1 $14) 21. h5 {[%emt 0:03:36] White has more active pieces.} Ne6 {[%emt 0:03:55]} (21... cxd4 $16 {is a better defense.} 22. hxg6 {[%mdl 64] Discovered Attack} Nfxg6 23. Rxh8+ (23. Qxd4 $2 Rxh1 24. Nxh1 Qxd4 $19) 23... Kd7) 22. Nxe6 $18 {[%emt 0:01:16]} (22. dxc5 Nxf4 23. cxb6 Nxh5 $15) 22... Qxe6 {[%emt 0:00:14]} (22... fxe6 $2 23. hxg6 Rxh1 24. Rxh1 cxd4 25. g7 $18) 23. hxg6 {[%emt 0:03:06]} (23. dxc5 g5 24. Qxg5 Qh6) 23... Rxh1 {[%emt 0:00:34]} 24. gxf7+ {[%emt 0:00:08]} (24. Rxh1 $6 Qxg6 25. e6 (25. dxc5 Qg4 $16) 25... Rxe6 $16) 24... Qxf7 {[%emt 0:00:24]} 25. Rxh1 {[%emt 0:00:42]} Rg6 {[%emt 0:09:33]} 26. Nh5 {[%emt 0:01:26] Threatens to win with Nf6+.} ({Much less strong is} 26. dxc5 Qg7) 26... Kd7 $2 {[%emt 0:01:05]} (26... Kf8 27. dxc5 Qh7) 27. Qd2 {[%emt 0:04:10]} (27. dxc5 Kc8 28. Nf6 Qg7 $18) (27. Nf6+ Kc6 28. dxc5 a4 $18) 27... b4 {[%emt 0:03:49]} 28. Nf4 {[%emt 0:00:30]} ({Weaker is} 28. dxc5 Kc7 29. Nf4 Rg4 $18) 28... c4 $2 {[%emt 0:04:58]} (28... Rc6 29. e6+ Rxe6 30. Nxe6 Qxe6 31. dxc5 Qc6) 29. Nxg6 {[%emt 0:00:22]} Qxg6 {[%emt 0:02:53]} 30. Qh6 {[%emt 0:03:33]} Qxh6+ {[%emt 0:04:35]} 31. Rxh6 {[%emt 0:00:01][%mdl 4096] Endgame KR-KN} c3 32. bxc3 {[%emt 0:01:52]} bxc3 {[%emt 0:00:15]} 33. Kd1 {[%emt 0:00:31]} Kc7 {[%emt 0:00:55]} 34. Ke2 {[%emt 0:01:23] Intending Rh7 and mate.} Nc6 {[%emt 0:00:09] [#]} 35. Rxc6+ $1 {[%emt 0:00:31][%mdl 512]} Kxc6 {[%emt 0:00:08]} 36. Ke3 {[%emt 0:00:02]} Kd7 {[%emt 0:01:15] Weighted Error Value: White=0.03 (flawless) /Black=0.76} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.12"]
[White "Wilk, Igor"]
[Black "Taranowicz, Michal"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2058"]
[BlackElo "1900"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,78,21,0,12,28,22,0,12,0,-4,-16,-15,-22,-16,-51,-43,-35,0,0,0,0,0,0,0,0,0,0,-2,-8,0,0,0,0,0,12,13,0,0,0,0,-123,-90,-1112,-1066,-778,-284,-406,-329,-491,-646,-655,-656,-665,-332,-29986,-29987,-29987,-29988,-29988,-29989]} 1. d4 {[%emt 0:00:05]} e6 {[%emt 0:02:41]} 2. c4 {[%emt 0:00:22]} c5 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:00:12]} Nf6 {[%emt 0:00:05]} 4. g3 {[%emt 0:00:08]} cxd4 {[%emt 0:00:06]} 5. Nxd4 {[%emt 0:00:11]} d5 {[%emt 0:00:03]} 6. Bg2 {[%emt 0:02:39]} e5 {[%emt 0:00:20]} 7. Nf3 {[%emt 0:00:25]} d4 {[%emt 0:00:11]} 8. O-O {[%emt 0:00:38]} Nc6 {[%emt 0:00:03]} 9. e3 {[%emt 0:01:44]} Be7 {[%emt 0:00:07]} 10. exd4 {[%emt 0:01:52]} exd4 {[%emt 0:00:05]} 11. Bf4 {[%emt 0:04:11]} Be6 {[%emt 0:00:06] E01: Catalan: Early deviations.} 12. Ne5 {[%emt 0:05:21]} Rc8 {[%emt 0:00:06]} 13. Nd2 {[%emt 0:06:20]} O-O {[%emt 0:01:12] The position is equal.} 14. Nxc6 {[%emt 0:06:52]} bxc6 {[%emt 0:00:33] [#]} 15. b3 $146 {[%emt 0:00:09]} ({Predecessor:} 15. Qa4 Qb6 16. b3 Bb4 17. a3 Bc3 18. Rab1 Bf5 19. Rbc1 Nh5 20. c5 Qxc5 21. Nf3 Nxf4 22. gxf4 {½-½ Socko,B (2636)-Tomczak,J (2584) POL-ch Lotto 79th 2022 (2.6)}) 15... Re8 {[%emt 0:23:32]} 16. Nf3 {[%emt 0:01:59]} c5 {[%emt 0:00:07]} 17. Ne1 {[%emt 0:02:01]} Qd7 {[%emt 0:07:39] Prevents Bb7} 18. Nd3 {[%emt 0:00:57]} Bh3 {[%emt 0:00:09]} 19. Re1 {[%emt 0:05:19]} Bf8 {[%emt 0:18:24]} 20. Be5 {[%emt 0:16:39]} Bxg2 {[%emt 0:03:19]} 21. Kxg2 {[%emt 0:00:10]} Rc6 {[%emt 0:01:48][%cal Bc8c6,Bc6f6,Bf6f3][%mdl 32]} 22. Bxf6 {[%emt 0:10:07]} Rxf6 {[%emt 0:00:09]} 23. Rxe8 {[%emt 0:00:13]} Qxe8 {[%emt 0:00:05]} 24. Qd2 {[%emt 0:01:18]} Qe4+ {[%emt 0:09:25]} 25. Kg1 {[%emt 0:00:09]} Rf3 {[%emt 0:00:17]} 26. Nf4 {[%emt 0:00:21] White wants to play Re1.} g5 {[%emt 0:00:24]} 27. Re1 {[%emt 0:06:33]} Qf5 {[%emt 0:01:55]} 28. Nd5 {[%emt 0:00:14]} Kg7 {[%emt 0:06:40]} 29. Kg2 {[%emt 0:04:31]} Bd6 {[%emt 0:02:19]} 30. Qe2 {[%emt 0:02:34]} (30. Re8 $11 {remains equal.}) 30... g4 $17 {[%emt 0:01:49] Black is more active.} 31. Rh1 $2 {[%emt 0:04:22][%mdl 8192] [#] This costs White the game.} (31. Kg1 $17) 31... d3 $1 $19 {[%emt 0:08:04]} (31... Qh5 $2 32. h3 Rf5 33. hxg4 $18 (33. Qxg4+ Qxg4 34. hxg4 Rg5 $16)) 32. Qd2 {[%emt 0:00:08]} Be5 $2 {[%emt 0:00:32]} (32... Rxf2+ 33. Qxf2 Qe4+ {[%mdl 64] Skewer, Deflection} 34. Kf1 Qxh1+ 35. Qg1 d2) 33. Rf1 {[%emt 0:01:09]} (33. Re1 $142 Bd4 34. Ne3) 33... Bd4 {[%emt 0:01:00] Threatens to win with ...h5.} ({Stronger than} 33... Qh5 34. Kg1 $15) 34. Nf4 {[%emt 0:00:15]} (34. b4 {was worth a try.} Qe4 35. Qg5+ Qg6 36. Qd2) 34... h5 {[%emt 0:02:52][%cal Oh5h4] Hoping for ...h4!} 35. h4 {[%emt 0:02:37]} Kh7 {[%emt 0:04:02]} 36. a3 {[%emt 0:07:19]} Be5 {[%emt 0:01:47]} (36... Qe4 $142 37. Kh2 Be5) 37. Rd1 $2 {[%emt 0:00:29] [#]} (37. Re1 $19) 37... Bxf4 {[%emt 0:00:29] Black mates.} 38. gxf4 {[%emt 0:00:05]} Qe4 {[%emt 0:00:13]} 39. Kg1 {[%emt 0:00:28]} Rh3 {[%emt 0:00:22] Artfully played by Taranowicz.   Weighted Error Value: White=0.61/Black=0.29 (precise)} ({Not} 39... Rxf4 40. Qxd3 Qxd3 41. Rxd3 $11) 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.13"]
[White "Paprocki, Antoni"]
[Black "Budzisz, Adrian"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2255"]
[BlackElo "2069"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,81,5,4,-14,0,-6,-8,0,0,-19,-8,-16,-25,-24,-10,-16,0,-11,-8,-22,-22,-27,-24,-27,-22,-41,-41,-39,-30,-43,-41,-39,-50,-69,0,0,0,0,108,95,125,113,203,191,193,179,158,132,144,103,112,111,175,181,146,179,152,136,137,129,727,695,778,764,755,752,872,854,1074,1107]} 1. e4 {[%emt 0:01:39]} e6 {[%emt 0:00:05]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:04]} 3. e5 {[%emt 0:00:05]} c5 {[%emt 0:00:07]} 4. c3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:09]} 5. Nf3 {[%emt 0:00:07]} Qb6 {[%emt 0:00:07]} 6. a3 {[%emt 0:00:08]} c4 {[%emt 0:00:11]} 7. Nbd2 {[%emt 0:00:07]} Na5 {[%emt 0:00:15]} 8. h4 {[%emt 0:00:05] Recently 8.Rb1 got a lot of attention. C02: French: Advance Variation.} Bd7 {[%emt 0:00:16]} 9. Rb1 {[%emt 0:00:17]} Qc7 {[%emt 0:00:36]} 10. g3 {[%emt 0:01:31] The position is equal.} Ne7 {[%emt 0:00:34]} 11. Bh3 {[%emt 0:00:16]} Nc8 {[%emt 0:00:47]} 12. Nf1 {[%emt 0:03:20]} Nb6 {[%emt 0:01:35] [#]} 13. N1h2 $146 {[%emt 0:00:49]} ({Predecessor:} 13. Bf4 Ba4 14. Qe2 Be7 15. Ne3 h6 16. g4 g6 17. Bg3 Nb3 18. O-O O-O-O 19. Nh2 {0-1 Montoliu Cervero,F (2393)-Amorim,D (2143) Titled Tuesday intern op 11th Aug blitz 2020 (10)}) 13... Nb3 {[%emt 0:04:02]} 14. Be3 {[%emt 0:05:01]} h6 {[%emt 0:02:21]} 15. h5 {[%emt 0:02:51]} O-O-O {[%emt 0:01:37][%cal Be8c8,Bc8b8,Bb8a8][%mdl 32]} 16. O-O {[%emt 0:00:43]} Be7 {[%emt 0:01:49]} 17. Qe2 {[%emt 0:10:36]} Rdg8 {[%emt 0:04:46]} 18. Kh1 {[%emt 0:02:18]} Qd8 {[%emt 0:07:27]} 19. Ne1 {[%emt 0:03:26]} Kb8 {[%emt 0:03:36]} 20. Ng2 {[%emt 0:00:37]} Nc8 {[%emt 0:01:51]} 21. Rbe1 {[%emt 0:18:26]} Ka8 {[%emt 0:02:45]} 22. f4 {[%emt 0:04:17][%cal Bf2f4,Bf4f5][%mdl 32]} g6 $1 {[%emt 0:03:22]} 23. hxg6 {[%emt 0:03:31]} Rxg6 {[%emt 0:00:27]} ({Black should play} 23... fxg6 $15 24. Rd1 Qf8) 24. f5 $11 {[%emt 0:01:04]} Rxg3 {[%emt 0:01:33]} 25. f6 {[%emt 0:01:01]} Bf8 {[%emt 0:06:46]} (25... Rxh3 $11 26. fxe7 Nxe7) 26. Qh5 $1 $16 {[%emt 0:04:16]} Qe8 {[%emt 0:02:57]} 27. Bg4 {[%emt 0:01:56]} Rxe3 {[%emt 0:05:08]} 28. Rxe3 {[%emt 0:02:26]} Nd2 {[%emt 0:00:08]} 29. Rfe1 {[%emt 0:06:06]} Ne4 {[%emt 0:03:16]} 30. Kg1 {[%emt 0:01:06] Inhibits Nf2.} Nb6 {[%emt 0:00:26]} 31. Nf1 {[%emt 0:04:20][%cal Bh2f1,Bf1d2,Bd2f3][%mdl 32]} Na4 {[%emt 0:02:02] [#]} 32. R1e2 {[%emt 0:00:41]} Bc6 {[%emt 0:03:14]} (32... Rg8 $16 {is a better defense.} 33. Bf3 Ng5) 33. Nd2 {[%emt 0:03:32]} Ng5 {[%emt 0:01:06]} 34. Nf3 {[%emt 0:01:47]} Ne4 {[%emt 0:01:16]} 35. Kh2 {[%emt 0:00:18][%cal Oe3e4] Repels Ng3} Rg8 {[%emt 0:01:04] [#]} 36. Nf4 $1 {[%emt 0:00:33][%cal Og4e6,Bg2f4,Bf4e6,Be6f8][%mdl 32] Strongly threatening Bxe6!} Qb8 $2 {[%emt 0:00:46][%mdl 8192] This move loses the game for Black.} (36... Bd7 $16 37. Rg2 a6) 37. Qxf7 $18 {[%emt 0:10:04] Active counter play! White is clearly winning.} Nxf6 {[%emt 0:05:58]} 38. Qxf6 {[%emt 0:01:09]} Rxg4 {[%emt 0:00:17]} 39. Nxe6 {[%emt 0:00:12]} ({Not} 39. Qxe6 Rxf4 40. Kg3 Re4 $11) 39... Bd7 {[%emt 0:01:23]} 40. Nxf8 {[%emt 0:00:00]} Qe8 {[%emt 0:00:00]} 41. Kh1 {[%emt 0:05:29] Weighted Error Value: White=0.07 (flawless) /Black=0.18 (very precise)} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.14"]
[White "Dziendziel, Mateusz"]
[Black "Kozlowski, Franciszek"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2084"]
[BlackElo "1829"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,73,0,0,0,0,5,22,25,20,0,28,25,50,55,64,21,45,0,10,-63,-54,-57,-49,-62,4,0,19,-44,0,-56,25,-15,0,-83,0,-85,13,-3,85,35,75,19,147,158,230,212,308,316,343,322,314,304,389,386,416,368,531,401,566,473,474,456,760,734,1532,1505]} 1. e4 {[%emt 0:00:01]} c6 {[%emt 0:00:06]} 2. d4 d5 {[%emt 0:00:13]} 3. e5 {[%emt 0:00:41]} c5 {[%emt 0:00:07]} 4. dxc5 {[%emt 0:00:38]} e6 {[%emt 0:00:09]} 5. a3 {[%emt 0:00:17]} Bxc5 {[%emt 0:00:20]} 6. Qg4 {[%emt 0:00:04] B12: Caro-Kann: Advance Variation.} Ne7 {[%emt 0:00:07]} 7. Bd3 {[%emt 0:00:31]} Nbc6 {[%emt 0:00:25]} 8. Nf3 {[%emt 0:00:15] Hoping for b4. The position is equal.} Ng6 {[%emt 0:00:57]} 9. b4 {[%emt 0:07:24]} Bb6 {[%emt 0:00:08]} 10. Bb2 {[%emt 0:00:48]} Bc7 {[%emt 0:05:36]} 11. O-O {[%emt 0:09:25]} O-O {[%emt 0:09:22][%cal Rg6e5]} 12. Qh5 {[%emt 0:01:07]} Qe8 {[%emt 0:02:11] [#]} 13. b5 $146 {[%emt 0:20:40]} (13. Ng5 h6 14. Nf3 (14. Nxf7 $2 Nf4 $19) 14... Nf4 $15) ({Predecessor:} 13. Re1 Nce7 14. Nbd2 Bd7 15. Nd4 h6 16. g3 Bb6 17. N2f3 Rc8 18. Re2 a6 19. Rae1 {½-½ Rodriguez,M (2082)-Moreno Perez,T (2260) Vicente Lopez ProAm 100 Years op 2022 (5)}) 13... Nce7 {[%emt 0:09:57]} 14. Ng5 {[%emt 0:08:32]} ({Much worse is} 14. b6 Bxb6 15. Nc3 (15. Ng5 $2 h6 $17) 15... h6 $15) (14. a4 $11) 14... h6 $15 {[%emt 0:00:35] aiming for ...Nf4.} (14... Bxe5 $2 15. Qxh7#) 15. Nh3 {[%emt 0:11:58] Inhibits Nf4.} Bd7 {[%emt 0:19:01]} 16. a4 {[%emt 0:01:26]} Rc8 {[%emt 0:02:57]} (16... Qb8 $15 17. f4 a6) 17. Nd2 $11 {[%emt 0:02:06]} Ba5 {[%emt 0:07:35]} 18. Nb1 {[%emt 0:00:59]} (18. Qe2 $11) 18... Bc7 {[%emt 0:01:07][%cal Oa7a6]} 19. Ra3 {[%emt 0:01:38]} (19. Nd2 $11) 19... Nh8 {[%emt 0:06:24]} (19... Nf5 $15 20. Qe2 Bb6) 20. Qg4 {[%emt 0:13:15]} Nhg6 {[%emt 0:01:19]} 21. Re1 {[%emt 0:00:20]} (21. Qh5 $11) 21... f5 {[%emt 0:02:24]} (21... Ba5 $17 22. Re2 Bc7) 22. exf6 {[%emt 0:05:04]} (22. Qe2 $11 {keeps the balance.}) 22... gxf6 {[%emt 0:01:36]} ({Black should play} 22... e5 $17 23. Bxg6 Nxg6) 23. Qh5 {[%emt 0:04:25]} Kh7 {[%emt 0:00:49]} (23... Ba5 $2 24. Bxg6 Qxg6 25. Rg3 $18) (23... Qf7 $11) 24. Bc1 $36 {[%emt 0:01:13][%mdl 2048] Black is under pressure.} (24. c4 $16) 24... Ng8 {[%emt 0:00:09]} 25. Rc3 {[%emt 0:02:34]} (25. c4 $16) 25... e5 {[%emt 0:01:05] [#]} (25... Qf7 $11) 26. Nf4 $1 $16 {[%emt 0:00:56][%cal Rd3g6][%mdl 64] Pin. Dancing on a razor blade. White is much more active. The black rooks are badly placed.} e4 {[%emt 0:01:15]} (26... f5 $16) 27. Nxd5 $18 {[%emt 0:00:48]} Be5 {[%emt 0:11:47]} (27... Qe5 {was worth a try.} 28. Qxe5 Bxe5) 28. Rxc8 {[%emt 0:00:13]} (28. Bxe4 Bxc3 29. Nbxc3 f5 $11) ({Much less strong is} 28. Rxe4 f5) 28... Qxc8 {[%emt 0:00:17]} 29. Rxe4 {[%emt 0:02:14][%cal Oe4g4] Threatening mate with Rg4!} f5 {[%emt 0:00:26] Repels Rg4} 30. Re1 {[%emt 0:00:54][%cal Be4e1,Be1e5,Be5e6][%mdl 32]} Be6 {[%emt 0:01:16]} 31. c4 {[%emt 0:01:20]} Qd7 {[%emt 0:01:11]} 32. g3 {[%emt 0:00:47]} Rf7 {[%emt 0:01:57]} (32... Bg7 $142 33. Nd2 Bxd5 34. cxd5 Qxd5) 33. Bc2 {[%emt 0:00:53]} Rg7 {[%emt 0:00:47]} (33... Qc8 $142 34. Bd3 Bd4) 34. Bxh6 {[%emt 0:01:41] White is clearly winning.} Nxh6 {[%emt 0:01:03]} 35. Rxe5 {[%emt 0:00:07][%mdl 64] [#] White wants to mate with Nf6+. Remove Defender, Back Rank} Bxd5 {[%emt 0:00:34]} (35... Qf7 $142) 36. Bxf5 {[%emt 0:00:51]} Be6 {[%emt 0:00:49]} 37. Rxe6 {[%emt 0:00:15] Ingenious play by Dziendziel!   Weighted Error Value: White=0.33/Black=0.55} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.15"]
[White "Syrkiewicz, Michal"]
[Black "Kotowicz, Kamil"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2000"]
[BlackElo "1828"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,89,14,14,16,16,12,35,-5,-8,-10,0,0,0,-13,0,0,90,85,93,34,78,6,31,30,22,36,43,21,46,14,59,62,52,55,46,31,70,0,-10,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,2,10,0]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:01:38]} 2. Nf3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:10]} 3. Bb5 {[%emt 0:00:15]} g6 {[%emt 0:00:12]} 4. Bxc6 {[%emt 0:00:18]} dxc6 {[%emt 0:00:25]} 5. d3 {[%emt 0:00:22]} Bg7 {[%emt 0:00:10]} 6. h3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:10][%cal Bg8f6,Bf6e8,Be8c7,Bc7e6,Be6f4][%mdl 32]} 7. Nc3 {[%emt 0:00:19]} O-O {[%emt 0:00:18]} 8. O-O {[%emt 0:01:03]} Ne8 {[%emt 0:01:27]} 9. Be3 {[%emt 0:08:37]} b6 {[%emt 0:01:00]} 10. Qd2 {[%emt 0:06:14]} e5 {[%emt 0:04:49]} 11. Bh6 {[%emt 0:08:20] B31: Sicilian: 2...Nc6 3 Bb5 g6.} Qe7 {[%emt 0:01:47]} 12. Rae1 {[%emt 0:03:49]} Nc7 {[%emt 0:03:20] [#]} 13. Nd1 $146 {[%emt 0:08:53] White is slightly better.} ({Predecessor:} 13. Bxg7 Kxg7 14. Nh2 Ne6 15. Ne2 g5 16. Ng4 f6 17. Ne3 Nf4 18. Ng3 Kh8 19. Ngf5 {½-½ Escott,K (2065)-Walker,N (2115) BCF-chT4 0607 (4NCL) 2006 (3.1)}) 13... f6 {[%emt 0:02:42]} 14. Bxg7 {[%emt 0:06:17]} Kxg7 {[%emt 0:01:19]} 15. Nh2 {[%emt 0:02:42]} Ne6 {[%emt 0:02:40] Prevents f4} 16. Ne3 {[%emt 0:11:44]} Nf4 {[%emt 0:09:14]} 17. h4 {[%emt 0:05:28]} h5 {[%emt 0:08:18]} (17... Ne6 $11 {keeps the balance.}) 18. g3 $16 {[%emt 0:03:26]} Ne6 {[%emt 0:00:26]} 19. Kh1 {[%emt 0:03:29]} (19. f4 $16) 19... Kh7 {[%emt 0:22:38] [#]} 20. Ng2 {[%emt 0:06:48]} (20. f4 $1 $16) 20... Ng7 (20... Ba6 $5 {[%cal Rc5c4]}) 21. f4 {[%emt 0:04:43]} Bh3 {[%emt 0:02:44]} 22. Rf2 {[%emt 0:01:18]} Bxg2+ {[%emt 0:00:16]} 23. Kxg2 {[%emt 0:00:15]} Rad8 {[%emt 0:00:50]} 24. Qe2 {[%emt 0:03:21]} Rde8 {[%emt 0:03:03][%cal Oc5c4]} 25. f5 {[%emt 0:03:00]} gxf5 {[%emt 0:01:16]} 26. exf5 {[%emt 0:00:05]} Qf7 {[%emt 0:00:46]} 27. Kh3 {[%emt 0:01:42]} Rh8 {[%emt 0:03:16]} 28. g4 {[%emt 0:02:43]} ({White should try} 28. Nf1 $14) 28... hxg4+ $11 {[%emt 0:01:11] The position is equal.} (28... Qxa2 29. Rg1 c4 30. gxh5 cxd3 31. Qxd3 $18 (31. Qg4 Qf7 $18)) 29. Nxg4 {[%emt 0:01:14]} Kg8 {[%emt 0:03:57]} 30. Qe4 {[%emt 0:00:34]} Rc8 {[%emt 0:00:51]} 31. Rg2 {[%emt 0:03:25]} Kf8 {[%emt 0:01:23]} 32. Nxe5 {[%emt 0:01:07]} fxe5 {[%emt 0:00:20]} 33. Qxe5 {[%emt 0:00:06] [#] Strongly threatening Qd6+.} Qxf5+ {[%emt 0:00:53]} 34. Qxf5+ {[%emt 0:00:08]} Nxf5 {[%emt 0:00:04][%csl Gf5][%cal Rh8h4]} 35. Rf2 $1 {[%emt 0:00:10]} Rxh4+ {[%emt 0:00:41]} 36. Kg2 {[%emt 0:00:07]} Rg4+ {[%emt 0:00:20]} 37. Kf1 $1 {[%emt 0:00:53]} Rg5 {[%emt 0:01:05]} 38. Re5 {[%emt 0:00:06]} Kf7 {[%emt 0:00:52] And now ...Kf6 would win.} 39. Rfxf5+ {[%emt 0:00:09]} Rxf5+ {[%emt 0:00:07]} 40. Rxf5+ {[%emt 0:00:00] KR-KR} Ke6 {[%emt 0:00:00]} 41. Rh5 {[%emt 0:00:17]} Re8 {[%emt 0:02:53]} 42. Ke2 {[%emt 0:00:08]} Kd6+ {[%emt 0:00:05]} 43. Kd2 {[%emt 0:00:02]} Re5 {[%emt 0:00:45]} 44. Rh7 {[%emt 0:00:03]} Re7 {[%emt 0:00:05]} 45. Rh5 {[%emt 0:00:04] Weighted Error Value: White=0.14 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.16"]
[White "Lis, Maksymilian"]
[Black "Kitewski, Bartosz"]
[Result "1-0"]
[ECO "D70"]
[WhiteElo "1784"]
[BlackElo "1968"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,53,0,10,39,37,41,43,33,44,37,45,32,34,116,107,162,102,99,89,145,55,74,63,275,270,635,634,933,910,1027,389,383,381,362,-48,-43,-53,-48,-52,450,424]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:02:06]} 2. c4 {[%emt 0:00:07]} g6 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:00:04]} Bg7 {[%emt 0:00:07]} 4. Nc3 {[%emt 0:00:06]} d5 {[%emt 0:00:04]} 5. Bd2 {[%emt 0:00:10]} O-O {[%emt 0:00:32]} 6. cxd5 {[%emt 0:00:13]} Nxd5 {[%emt 0:00:04]} 7. e4 {[%emt 0:00:19]} Nxc3 {[%emt 0:00:07]} 8. Bxc3 {[%emt 0:00:03]} e6 {[%emt 0:03:38][%cal Oc7c5] D90: Grünfeld: 4 Nf3 Bg7 sidelines.} 9. Qc2 {[%emt 0:05:23]} Nd7 {[%emt 0:00:16]} 10. Rd1 {[%emt 0:00:24]} b6 {[%emt 0:00:29] [#] White is slightly better.} 11. Bc4 $146 {[%emt 0:02:44]} ({Predecessor:} 11. Bb5 Bb7 12. Bb4 Re8 13. O-O c6 14. Bxc6 Rc8 15. d5 exd5 16. exd5 Nb8 17. Bc3 Bxc6 18. dxc6 {1-0 Kuzubov,Y (2642)-Pereira,R (2436) POR-chT Ovar 2022 (6.4)}) 11... Bb7 {[%emt 0:02:13]} 12. O-O {[%emt 0:01:01]} Qe7 {[%emt 0:03:48]} 13. Rfe1 {[%emt 0:09:30]} c5 {[%emt 0:02:13]} (13... a5 $14) 14. d5 $16 {[%emt 0:00:39]} exd5 {[%emt 0:00:10]} (14... Bxc3 $16 15. bxc3 (15. Qxc3 Rad8 $16) 15... exd5 16. exd5 Qd6) 15. Bxg7 {[%emt 0:01:52]} ({Don't do} 15. Bxd5 $6 Bxd5 16. Bxg7 (16. exd5 Qd6 $14) (16. Rxd5 Bxc3 17. bxc3 Nf6 $11) 16... Kxg7 $14) (15. exd5 $18 Qd6 16. Ng5 Bxc3 17. Qxc3) 15... Kxg7 {[%emt 0:00:12]} 16. exd5 {[%emt 0:09:17]} ({Don't take} 16. Bxd5 Bxd5 17. exd5 Qd6 $14) 16... Qd6 {[%emt 0:04:14] [#]} 17. Ng5 {[%emt 0:06:32]} ({Better is} 17. Re6 $1 $16 Qf4 18. Qc3+ (18. Re7 Rad8 $14) 18... Kg8 19. g3) 17... Nf6 $1 $14 {[%emt 0:02:20]} 18. Qc3 {[%emt 0:00:51][%cal Og5e6] Black must now prevent Ne6+! White is more active.} Kg8 $2 {[%emt 0:00:45] [#]} (18... Rfe8 $14) 19. Ne6 $1 $18 {[%emt 0:27:50][%mdl 64] Promotion} fxe6 $2 {[%emt 0:36:39]} (19... Rae8 20. Nxf8 Rxf8) 20. dxe6 {[%emt 0:00:47]} Qf4 {[%emt 0:00:51][%cal Ob7d5]} 21. e7+ {[%emt 0:00:54]} Rf7 {[%emt 0:00:20]} 22. Qb3 $2 {[%emt 0:00:44]} (22. Bxf7+ Kxf7 23. Rd8) 22... Ne8 {[%emt 0:01:36]} 23. Bxf7+ {[%emt 0:08:20]} Qxf7 {[%emt 0:00:06]} 24. Qxf7+ {[%emt 0:00:07]} (24. Qb5 $18 Qf6 25. Rd8) 24... Kxf7 $15 {[%emt 0:00:04]} 25. Rd8 {[%emt 0:00:08]} Bc6 {[%emt 0:03:24]} 26. f3 {[%emt 0:00:24]} Ng7 $2 {[%emt 0:00:38][%mdl 8192] [#]} (26... a5 $15 {keeps the upper hand.}) 27. e8=Q+ $1 {[%emt 0:00:36][%mdl 512] Artfully played by Lis.   Weighted Error Value: White=0.46/Black=0.88} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.17"]
[White "Zeissel, Andrzej"]
[Black "Pisarek, Jan"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1717"]
[BlackElo "1931"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,132,27,47,39,45,43,45,13,78,72,84,86,80,75,73,64,61,64,68,33,44,33,33,30,45,34,39,39,39,44,47,0,0,-23,-28,-25,0,-26,-26,-20,-19,-18,-8,-8,-8,-18,-30,-22,-24,-37,-32,-37,-37,-57,-28,-29,-22,-22,-15,-14,-14,-14,-14,-14,-12,-42,0,-63,-64,-64,-64,-69,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,0,-138,-138,-138,-138,-1593,-1176,-1439,-1310,-1883,-1531,-1713,-1393,-1445,-1421,-1290,-1243,-29975,-29975,-29982,-29983,-29983,-29984,-29984,-29985,-29986,-29987,-29982,-29983,-29986,-29987]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:10]} 2. Nc3 {[%emt 0:00:05]} e6 {[%emt 0:00:08]} 3. Nge2 {[%emt 0:00:06]} Nc6 {[%emt 0:01:07]} 4. d4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:09]} 5. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:06]} 6. Nxc6 {[%emt 0:00:04]} bxc6 {[%emt 0:00:07]} 7. e5 {[%emt 0:00:02]} Nd5 {[%emt 0:00:13]} 8. Ne4 {[%emt 0:00:05]} Qa5+ {[%emt 0:00:11]} 9. c3 {[%emt 0:00:05]} Ba6 {[%emt 0:00:09]} 10. Bxa6 {[%emt 0:00:46] B45: Sicilian Four Knights.} Qxa6 {[%emt 0:00:04]} 11. b3 {[%emt 0:00:31]} Qa5 {[%emt 0:00:46] [#]} 12. Qf3 $146 {[%emt 0:00:35] White is slightly better.} ({Predecessor:} 12. Qd4 Be7 13. O-O f5 14. exf6 Nxf6 15. Nd6+ Bxd6 16. Qxd6 Ne4 17. Qd4 Qxc3 18. Qxc3 Nxc3 {½-½ Dutreeuw,M (2425)-Maljutin,E (2480) Werfen op-A 1992 (7)}) 12... f5 {[%emt 0:09:41]} (12... Be7 $1 $11 {keeps the balance.}) 13. exf6 $16 {[%emt 0:01:32]} Nxf6 {[%emt 0:00:04]} 14. Nxf6+ {[%emt 0:00:42]} gxf6 {[%emt 0:00:05] [#]} 15. O-O $1 {[%emt 0:03:41]} ({Don't play} 15. Qxf6 Rg8 16. O-O Bg7 $11) 15... Qd5 {[%emt 0:05:27]} 16. Qh3 {[%emt 0:06:05]} h5 {[%emt 0:02:52]} 17. Be3 {[%emt 0:07:34]} Qe4 {[%emt 0:02:41]} 18. Bd4 {[%emt 0:10:47]} Be7 {[%emt 0:03:24]} 19. f4 {[%emt 0:09:20]} c5 {[%emt 0:05:20]} 20. Rae1 {[%emt 0:02:35]} Qc6 {[%emt 0:08:26]} 21. Bf2 {[%emt 0:02:52]} f5 {[%emt 0:07:24]} 22. Bh4 {[%emt 0:04:33]} Bxh4 {[%emt 0:01:20]} 23. Qxh4 {[%emt 0:00:09]} Kf7 {[%emt 0:00:23] Repels Qf6+} 24. Re3 {[%emt 0:10:46]} (24. Rf2 $14) 24... Rag8 $11 {[%emt 0:03:50][%csl Gg8][%cal Rc6g2]} 25. Rg3 {[%emt 0:00:58]} Rxg3 {[%emt 0:00:37]} 26. Qxg3 {[%emt 0:05:21][%mdl 4096] Endgame KQR-KQR} Rg8 {[%emt 0:00:45]} (26... h4 $5 {[%cal Rh4g3]} 27. Qd3 Ke7 $11) 27. Qf3 {[%emt 0:01:25]} Qxf3 {[%emt 0:01:46]} 28. Rxf3 {[%emt 0:00:02] KR-KR} h4 {[%emt 0:00:27]} 29. Kf2 {[%emt 0:02:43]} a5 {[%emt 0:05:01]} 30. Rh3 {[%emt 0:04:04]} Rg4 {[%emt 0:01:42]} 31. g3 {[%emt 0:01:42]} hxg3+ {[%emt 0:01:53]} 32. hxg3 {[%emt 0:00:03]} Rg8 {[%emt 0:00:37]} 33. Rh7+ {[%emt 0:00:50]} Ke8 {[%emt 0:00:07]} 34. Rh5 {[%emt 0:06:25]} Ke7 {[%emt 0:01:47][%cal Oa5a4]} 35. Rh1 {[%emt 0:04:17] Wards off a4} c4 {[%emt 0:12:12]} 36. Rb1 {[%emt 0:09:17]} Rh8 {[%emt 0:00:07]} 37. Ke3 $1 {[%emt 0:03:00]} Rh3 {[%emt 0:01:35]} 38. Rg1 {[%emt 0:01:48]} Rh2 {[%emt 0:01:37]} 39. Kd4 {[%emt 0:02:44]} cxb3 {[%emt 0:02:06]} 40. axb3 {[%emt 0:00:00]} Rb2 {[%emt 0:00:00]} 41. Ra1 {[%emt 0:02:50]} Rg2 {[%emt 0:01:47]} 42. Rxa5 {[%emt 0:05:02]} ({Better is} 42. b4 $1 $11 a4 43. Rxa4) 42... Rxg3 $15 {[%emt 0:00:10] Black is more active.} 43. b4 {[%emt 0:04:41]} Rf3 $1 {[%emt 0:11:05]} 44. b5 {[%emt 0:01:53] Threatens to win with b6.} d6 {[%emt 0:14:33]} (44... Rxf4+ $15 45. Kc5 Rf3) 45. Ra7+ $11 {[%emt 0:05:02]} Kd8 {[%emt 0:00:05]} 46. Rh7 {[%emt 0:04:39]} Rxf4+ {[%emt 0:00:41]} 47. Kd3 {[%emt 0:01:05]} d5 {[%emt 0:02:46]} 48. b6 {[%emt 0:01:04] Intending b7 and mate.} Kc8 {[%emt 0:00:31]} 49. Re7 {[%emt 0:00:18]} Re4 {[%emt 0:00:27]} 50. Rf7 {[%emt 0:01:26]} f4 {[%emt 0:01:47]} 51. Kd2 {[%emt 0:00:35]} e5 {[%emt 0:02:23][%cal Be6e5,Be5e4][%mdl 32]} (51... Rc4 {simplifies} 52. Rf6 Rc6 53. Rxf4 Rxb6 54. c4 dxc4 55. Rxc4+ Kd8) 52. Kd3 {[%emt 0:00:11] [#]} (52. Rc7+ $11 Kb8 53. Rf7) 52... Rc4 $1 $17 {[%emt 0:08:25]} 53. Kd2 {[%emt 0:04:13]} Rc6 {[%emt 0:03:35]} 54. Re7 $2 {[%emt 0:01:45][%mdl 8192] This costs White the game.} (54. b7+ $17 Kb8 55. Rf5) 54... e4 $19 {[%emt 0:00:48]} ({Weaker is} 54... Rxb6 55. Rxe5 Rb5 56. Rf5 $11) 55. b7+ {[%emt 0:02:42]} Kb8 {[%emt 0:00:04]} 56. Rd7 {[%emt 0:00:14]} Rc5 {[%emt 0:02:21] And now ...Ra5 would win.} 57. Rf7 {[%emt 0:00:27]} f3 {[%emt 0:00:18][%cal Bf4f3,Bf3f2][%mdl 32]} 58. Rd7 {[%emt 0:00:36]} Ka7 {[%emt 0:02:48] ...Rb5 would be deadly.} 59. Rf7 {[%emt 0:00:58]} Rc6 {[%emt 0:00:44]} 60. Rd7 {[%emt 0:00:32]} Rf6 {[%emt 0:00:59] Black mates.} 61. Ke1 {[%emt 0:00:10]} f2+ {[%emt 0:00:31]} 62. Kf1 {[%emt 0:00:02]} e3 {[%emt 0:00:32]} 63. Re7 {[%emt 0:00:49]} Rf3 {[%emt 0:00:09]} 64. Re5 {[%emt 0:02:00]} Kxb7 {[%emt 0:00:10]} 65. Re6 {[%emt 0:00:12]} Kc7 {[%emt 0:00:15]} 66. Re8 {[%emt 0:00:10]} Kd6 {[%emt 0:01:14] Weighted Error Value: White=0.49/Black=0.18 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.18"]
[White "Karut, Kacper"]
[Black "Pieczulis, Blazej"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1904"]
[BlackElo "1784"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,129,-5,22,-2,27,26,36,26,30,16,17,17,19,25,22,25,31,0,1,0,34,34,33,12,0,0,0,0,0,-18,0,0,0,-14,-21,-20,0,0,67,0,37,13,64,58,85,24,50,0,129,46,45,49,218,0,28,0,62,0,0,0,0,-3,0,0,0,0,0,0,0,0,15,-122,-122,-1055,-517,-518,-513,-497,-496,-552,-540,-547,-536,-490,-489,-462,-397,-366,-174,-161,-162,-413,-406,-565,-259,-667,-651,-580,-208,-485,-484,-469,-205,-516,-205,-339,-276,-267,0,-205,0,-498,0,-391,-169,-514,-228,-502,-502,-498,-468,-315]} 1. e4 {[%emt 0:00:01]} c6 {[%emt 0:00:12]} 2. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:02]} 3. f3 {[%emt 0:00:25]} e6 {[%emt 0:01:43]} 4. Nc3 {[%emt 0:00:42]} Bb4 {[%emt 0:07:56]} 5. Bd2 {[%emt 0:00:19]} Nf6 {[%emt 0:06:20]} 6. Bd3 {[%emt 0:10:15] [#] B12: Caro-Kann: Advance Variation.} (6. e5 $5 {[%cal Re5f6]} Nfd7 7. f4 $11) 6... b6 $146 {[%emt 0:17:52]} ({Predecessor:} 6... O-O 7. Nge2 c5 8. dxc5 Bxc5 9. exd5 Nxd5 10. a3 Nc6 11. Be4 Nxc3 12. Nxc3 Ne5 {1-0 Gomes,L-Gravina,C (1800) Hebraica op 29th 2022 (4)}) 7. e5 {[%emt 0:11:10]} Nfd7 {[%emt 0:00:50]} 8. f4 {[%emt 0:03:26] White is slightly better.} Ba6 {[%emt 0:03:21]} 9. Qe2 {[%emt 0:09:43]} Bxd3 {[%emt 0:01:05]} 10. Qxd3 {[%emt 0:00:22]} Bxc3 {[%emt 0:00:28]} 11. bxc3 {[%emt 0:03:34]} c5 {[%emt 0:11:04]} 12. Ne2 {[%emt 0:01:43]} Nc6 {[%emt 0:00:55]} 13. O-O {[%emt 0:01:19]} g6 {[%emt 0:01:31]} 14. Be1 {[%emt 0:23:49]} Qe7 {[%emt 0:05:10]} 15. Qh3 {[%emt 0:02:44]} f5 {[%emt 0:05:39]} 16. exf6 {[%emt 0:07:45]} Nxf6 {[%emt 0:00:48]} 17. Bh4 {[%emt 0:01:18]} O-O {[%emt 0:01:16]} 18. Rae1 {[%emt 0:01:30]} Rae8 {[%emt 0:02:22]} 19. g4 {[%emt 0:06:52]} Qg7 {[%emt 0:03:30]} 20. Bg5 {[%emt 0:04:17] Bh6 is the strong threat.} Qd7 {[%emt 0:02:28]} 21. Bxf6 {[%emt 0:02:17]} Rxf6 {[%emt 0:00:11]} 22. Qe3 {[%emt 0:00:38]} c4 {[%emt 0:02:36]} 23. Ng3 {[%emt 0:00:59][%cal Of4f5]} Rf7 {[%emt 0:10:55]} (23... Re7 $11) 24. h4 {[%emt 0:03:16]} (24. f5 $1 $14) 24... Qe7 {[%emt 0:02:10]} (24... Qd8 $5 {[%cal Rd8h4]}) 25. g5 {[%emt 0:00:55]} Kg7 {[%emt 0:01:41]} (25... h5 $11) 26. h5 $14 {[%emt 0:00:52]} Qc7 {[%emt 0:01:52]} 27. Rf2 {[%emt 0:00:46]} (27. f5 $16 gxf5 28. h6+ (28. Nxf5+ exf5 29. h6+ Kg6 $11) 28... Kh8 29. Rxf5 {[%mdl 64] Back Rank}) 27... Ref8 $1 $11 {[%emt 0:02:17]} 28. Ne2 {[%emt 0:01:41]} (28. Qxe6 $2 Re7 29. hxg6 (29. h6+ $2 Kh8 $19) 29... Rxe6 30. Nh5+ Kxg6 31. Rxe6+ Kxh5 $19) (28. Kg2 $14) 28... Qe7 {[%emt 0:01:04]} (28... gxh5 29. Qxe6 Kh8 30. Qxd5 $16) (28... Qd6 $11 {remains equal.}) 29. Qh3 {[%emt 0:01:03]} (29. Rh2 $1 $16 {Strongly threatening hxg6.} Qe8 30. hxg6 hxg6 31. Kg2 (31. Qh3 Rh8 $11)) 29... Kg8 $14 {[%emt 0:03:39]} 30. Rh2 {[%emt 0:01:10] Ng3 would be deadly.} gxh5 $2 {[%emt 0:00:34]} (30... Rg7 $1 $14) 31. Qxh5 $2 {[%emt 0:00:20]} (31. Ng3 $1 $18 {[%cal Rg3h5]}) 31... Rg7 {[%emt 0:00:29]} 32. Rf1 {[%emt 0:00:42]} (32. Qg4 $5 {[%cal Re2g3]}) 32... Qd6 {[%emt 0:02:40]} (32... Rff7 $11) 33. Qg4 {[%emt 0:00:28]} ({White should play} 33. f5 $1 $14 exf5 34. Nf4) 33... Ne7 $11 {[%emt 0:00:36]} 34. Ng3 {[%emt 0:00:30]} Nf5 {[%emt 0:00:42]} 35. Re2 {[%emt 0:00:29] Wards off Ne3} Nxg3 {[%emt 0:00:43]} 36. Qxg3 {[%emt 0:00:02]} h6 {[%emt 0:00:47][%cal Og7g5]} 37. Re5 {[%emt 0:00:35]} (37. g6 Rf6 38. Rg2 Qd8 $17) 37... Rff7 {[%emt 0:00:26]} 38. Rfe1 {[%emt 0:00:34]} ({Reject} 38. g6 Rf6 39. f5 Rd7 $15) 38... hxg5 {[%emt 0:00:30]} 39. fxg5 {[%emt 0:00:21]} Rf5 {[%emt 0:00:33]} 40. g6 {[%emt 0:00:00]} (40. Kg2 $11) 40... Rf6 $17 {[%emt 0:00:00]} 41. Qh4 $2 {[%emt 0:08:48][%mdl 8192]} (41. Rg5 $17 Qxg3+ 42. Rxg3) 41... Rgxg6+ {[%emt 0:07:13]} (41... Rfxg6+ $142 42. Kf2 Rg2+ 43. Ke3 R7g3+ 44. Qxg3+ Rxg3+ 45. Kd2 Qa3) 42. Rg5 $19 {[%emt 0:00:25]} Qf8 {[%emt 0:10:46]} 43. Ree5 {[%emt 0:05:20]} Kg7 {[%emt 0:02:28]} 44. Kh2 {[%emt 0:04:43]} Rf2+ {[%emt 0:04:39]} 45. Kg1 {[%emt 0:00:46] Threatening mate with Rxg6+.} Rf1+ {[%emt 0:00:29]} (45... Rxc2 46. Rxg6+ Kxg6 47. Rxe6+ Kf5 48. Re5+ Kg6 49. Rg5+ (49. Rxd5 Rc1+ 50. Kh2 Rc2+ 51. Kg1 Rc1+ 52. Kh2 Rh1+ {[%mdl 64] Decoy} 53. Kxh1 Qf3+ 54. Kh2 Qxd5 $11) 49... Kf7 50. Rf5+ (50. Rxd5 Rc1+ 51. Kg2 Rc2+ 52. Kh1 Rc1+ 53. Kh2 Rc2+ 54. Kh1 Rc1+ 55. Kh2 Rc2+ 56. Kh1 $11) 50... Kg8 51. Rxf8+) 46. Kh2 {[%emt 0:00:31] Black must now prevent Rxg6+.} Qf2+ {[%emt 0:00:25]} 47. Qxf2 {[%emt 0:00:23]} Rxf2+ {[%emt 0:00:03][%mdl 4096] Endgame KRR-KRR} 48. Kg3 {[%emt 0:00:49]} Rff6 {[%emt 0:00:28]} (48... Rxc2 $2 {too greedy.} 49. Rxg6+ Kxg6 50. Rxe6+ Kf5 51. Re5+ Kf6 52. Rxd5 $19) (48... Rxg5+ $142 49. Rxg5+ Kf6 50. Rxd5 Rxc2) 49. Rxg6+ {[%emt 0:02:11]} Kxg6 {[%emt 0:00:01] KR-KR} 50. Kg4 $2 {[%emt 0:00:08]} (50. Re1) 50... Kf7 {[%emt 0:00:08] Threatens to win with ...Rf2.} 51. Rh5 {[%emt 0:00:22]} Ke7 {[%emt 0:03:03]} (51... Rf2 $142 52. Rh7+ Kf6) 52. Rh8 $2 {[%emt 0:01:26]} (52. Rh1) 52... Rf2 {[%emt 0:01:30]} 53. Rh7+ {[%emt 0:00:39]} Rf7 $2 {[%emt 0:00:08]} (53... Kd6 54. Rxa7 Rxc2) 54. Rh8 $2 {[%emt 0:00:09]} (54. Rh1) 54... Kd6 {[%emt 0:01:42] aiming for ...Rf2.} 55. Rd8+ {[%emt 0:01:11]} Rd7 {[%emt 0:01:03]} (55... Kc7 $142 56. Ra8 Kb7) 56. Re8 {[%emt 0:00:30]} (56. Rh8 {nothing else works.}) 56... Re7 $2 {[%emt 0:00:41]} (56... Rh7 57. Rd8+ Ke7) 57. Rd8+ {[%emt 0:00:11]} (57. Rh8 $142) 57... Kc7 {[%emt 0:01:45]} 58. Ra8 {[%emt 0:00:07]} Kd6 {[%emt 0:01:08]} 59. Rd8+ {[%emt 0:00:11] [#]} Rd7 $2 {[%emt 0:00:09]} (59... Kc6 $1 60. Rc8+ Kb7) 60. Re8 {[%emt 0:00:17]} Rf7 {[%emt 0:01:24]} ({Better is} 60... Rh7 $19 61. Rd8+ Ke7) 61. Kg3 $2 {[%emt 0:02:08][%mdl 8192]} (61. Rd8+ $11 {and White has nothing to worry.} Ke7 62. Ra8) 61... b5 {[%emt 0:01:19]} (61... Rf1 $142 62. Rd8+ Ke7) 62. Rd8+ $2 {[%emt 0:01:25]} (62. Kg2 {is a better chance.}) 62... Kc6 {[%emt 0:01:01]} (62... Kc7 $142 63. Re8 Rf6 64. Re7+ Kb6) 63. Re8 {[%emt 0:00:12] [#]} (63. Kg2) 63... Rf6 $1 {[%emt 0:00:48]} 64. Kg4 {[%emt 0:00:15]} Kd6 {[%emt 0:00:33]} 65. Rd8+ {[%emt 0:00:10][%mdl 32768] Weighted Error Value: White=0.70/Black=0.61. An unexpected result.} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.19"]
[White "Jedraszek, Pawel"]
[Black "Malik, Maciej"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "1944"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,120,30,35,8,33,23,76,64,156,154,219,130,186,148,144,141,147,112,179,117,115,98,132,120,130,130,156,151,175,137,212,175,166,129,136,0,162,162,147,123,119,123,124,-1121,210,206,29990,344,29996,865,1563,822,1525,811,1763,1559,29984,1711,29989,2020,3575,2402,2162,1835,3350,3468,3508,3393,29990,29986,29992,29991,29993,29993,29994,29995,29995,29994,29996,29993,29994,29993,29995,29994,29995,29992,29995,29993,29993,29992,29992,29980,29995,29992,29992,29993,29995,29995,29997,29995,29997,29996,29996,29993,29997,29987,29996,0,29997,29993,29993]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:02:12]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:08]} 3. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:08]} 4. Nxd4 {[%emt 0:00:07]} e6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:47]} Qc7 {[%emt 0:01:20]} 6. Be3 {[%emt 0:00:43]} a6 {[%emt 0:00:07]} 7. g4 $1 {[%emt 0:01:04][%mdl 4] 7.g4 is a critical line. B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Bb4 {[%emt 0:05:06]} 8. Nxc6 {[%emt 0:01:30]} bxc6 {[%emt 0:05:59]} (8... Bxc3+ $11 9. bxc3 bxc6) 9. Qd4 $16 {[%emt 0:02:48][%csl LRb4,LRg7] [#] White is better.} Bxc3+ $146 {[%emt 0:00:59]} (9... Be7 $14) ({Predecessor:} 9... Bf8 10. O-O-O Nf6 11. f3 e5 12. Qb6 Qxb6 13. Bxb6 d6 14. Bc7 Kd7 15. Ba5 Ke8 16. Bc7 Kd7 17. Ba5 Ke8 18. Bc7 {½-½ Lu,M (2399)-Damljanovic,B (2420) Belgrade Radnicki GM 01 2023 (7)}) 10. Qxc3 {[%emt 0:03:05]} Ne7 {[%emt 0:04:57] Black is weak on the dark squares} (10... f6 $16 {is a better defense.} 11. g5 Qe5) 11. O-O-O {[%emt 0:05:38]} (11. Qxg7 $18 Rg8 12. Qxh7) 11... f6 {[%emt 0:24:07]} (11... O-O $16) 12. f4 {[%emt 0:07:24]} O-O {[%emt 0:02:52]} 13. Bg2 {[%emt 0:07:41] White is much more active.} d5 {[%emt 0:09:30]} 14. Rhg1 {[%emt 0:06:49]} Rd8 {[%emt 0:06:41]} (14... Rf7 $16) 15. Qc5 {[%emt 0:08:52]} (15. g5 $18 f5 16. g6) 15... Rb8 {[%emt 0:03:11]} 16. a4 {[%emt 0:00:51] Prevents Rb5} Rb7 {[%emt 0:07:36]} (16... e5 $2 17. exd5 Qb7 18. b3 (18. dxc6 $2 Qxb2#) 18... Nxd5 19. fxe5 $18) 17. Rd2 {[%emt 0:11:24]} Ng6 {[%emt 0:07:38]} 18. Rf1 {[%emt 0:05:40]} Nf8 {[%emt 0:03:53]} 19. h4 {[%emt 0:07:23]} Qe7 {[%emt 0:03:30]} 20. Qa5 {[%emt 0:01:19]} Rbd7 {[%emt 0:01:35]} (20... Re8 $16 {was worth a try.} 21. Bc5 (21. Qxa6 $2 Rxb2 22. Qd3 Ra2 $19) 21... Qc7 22. Qxc7 (22. Qxa6 Nd7 $17) 22... Rxc7) 21. Bb6 {[%emt 0:04:03]} Re8 {[%emt 0:00:00]} 22. Bc5 {[%emt 0:01:19]} Qd8 {[%emt 0:00:56]} 23. Bb6 {[%emt 0:02:18] A strong pair of Bishops.} Qe7 {[%emt 0:00:01]} 24. g5 {[%emt 0:01:45]} f5 {[%emt 0:01:56]} 25. e5 {[%emt 0:01:01]} Rb7 {[%emt 0:00:39]} 26. Bc5 $36 {[%emt 0:00:44][%mdl 2048] Black is under strong pressure.} (26. Qxa6 $6 Nd7 27. Be3 Rxb2 28. Qxc6 Ra2 $11) 26... Qd8 {[%emt 0:01:36] [#]} 27. Qb6 {[%mdl 8192]} Qc7 $4 {[%mdl 8192]} (27... Rxb6 $19 {and all is fine.} 28. Bxb6 Qxb6) 28. Qxc7 $18 {[%emt 0:04:44]} ({Inferior is} 28. Qxa6 Rxb2 29. Qd3 Qb8 $15) 28... Rd8 $2 {[%emt 0:00:32] [#]} (28... Rxc7 $18 29. Bd6 Ra7) 29. Rf3 $2 {[%emt 0:01:39]} Nd7 $2 {[%emt 0:00:43]} (29... Rxc7 $18 30. Bb6 Rdd7 31. Bxc7 Rxc7) 30. Be7 {[%emt 0:00:14]} (30. Qxd8+ $142 Kf7 31. Qe7+ Kg8 32. Qe8+ Nf8 33. Qxf8#) 30... Re8 {[%emt 0:00:08]} 31. Bd6 {[%emt 0:00:05]} c5 {[%emt 0:02:10]} 32. b3 {[%emt 0:03:52]} Rb4 {[%emt 0:01:08]} 33. Kb2 {[%emt 0:01:43][%cal Bc1b2,Bb2a3,Ba3b4,Bb4a5,Ba5a6][%mdl 32]} Bb7 {[%emt 0:02:48]} 34. Rff2 {[%emt 0:00:29]} (34. Qxd7 $142 Rc8 35. Bxc5 a5 36. Bxb4 axb4 37. Qxb7 Rf8 38. Qe7 h6 39. gxh6) 34... d4 {[%emt 0:01:27]} 35. Bf1 {[%emt 0:01:17]} (35. Qxd7 $142 Ra8 36. Bxb7 Rxb7 37. Qxb7 Re8 38. Qd7 Ra8 39. Bxc5 d3 40. Rxd3) 35... Ra8 {[%emt 0:01:02]} 36. Ka3 {[%emt 0:02:05]} Bd5 {[%emt 0:01:03]} 37. Bxc5 {[%emt 0:02:07]} Nxc5 {[%emt 0:00:26]} 38. Kxb4 {[%emt 0:00:00]} Ne4 {[%emt 0:00:01] [#]} 39. Bg2 $1 {[%emt 0:00:40] Bxe4 would kill now.} Rb8+ {[%emt 0:00:06]} (39... Kh8 40. Bxe4) 40. Ka5 {[%emt 0:00:53]} d3 {[%emt 0:00:38]} 41. cxd3 {[%emt 0:02:52]} Nxd2 {[%emt 0:01:24]} 42. Bxd5 {[%emt 0:00:49]} Nxb3+ {[%emt 0:00:30]} 43. Bxb3 {[%emt 0:00:01]} Rxb3 {[%emt 0:00:02]} 44. Kxa6 {[%emt 0:02:44]} Rxd3 {[%emt 0:00:07]} 45. Kb5 {[%emt 0:02:45]} Rb3+ {[%emt 0:05:32]} 46. Kc4 {[%emt 0:00:24]} Ra3 {[%emt 0:00:15]} 47. Kb4 {[%emt 0:00:05]} Ra1 {[%emt 0:00:04]} 48. a5 {[%emt 0:03:20]} h5 {[%emt 0:00:11]} 49. Rd2 {[%emt 0:00:13]} Rb1+ {[%emt 0:00:23]} 50. Kc5 {[%emt 0:00:08]} Rc1+ {[%emt 0:00:13]} 51. Kb5 {[%emt 0:00:36]} Rb1+ {[%emt 0:00:11]} 52. Kc6 {[%emt 0:00:31]} Rc1+ {[%emt 0:00:12]} 53. Kb6 {[%emt 0:01:10]} Rb1+ {[%emt 0:00:06]} 54. Ka7 {[%emt 0:00:09]} Rb4 {[%emt 0:00:09]} 55. a6 {[%emt 0:01:17]} Rxf4 {[%emt 0:00:40]} 56. Rb2 {[%emt 0:02:56]} Rc4 {[%emt 0:05:38]} 57. Kb6 {[%emt 0:01:09]} Rc6+ {[%emt 0:02:57]} 58. Ka5 {[%emt 0:00:22]} Rc1 {[%emt 0:00:27]} 59. Kb6 {[%emt 0:03:01]} Rc6+ $1 {[%emt 0:00:05]} 60. Kb7 {[%emt 0:00:31]} Rxc7+ {[%emt 0:00:00] An exciting game.   Weighted Error Value: White=0.73/Black=0.97} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.20"]
[White "Kossowski, Pawel"]
[Black "Smuda, Tomasz"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1766"]
[BlackElo "1654"]
[Annotator "NA RC COMBH"]
[PlyCount "127"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} Nc6 {[%emt 0:00:22]} 2. Nf3 {[%emt 0:00:15]} g6 {[%emt 0:00:59]} 3. d4 {[%emt 0:01:49]} d6 {[%emt 0:00:42]} 4. Nc3 {[%emt 0:01:45]} Bg7 {[%emt 0:00:50]} 5. h3 {[%emt 0:04:06]} Nf6 {[%emt 0:00:56]} 6. Be3 {[%emt 0:02:07]} a6 {[%emt 0:03:46]} 7. a4 {[%emt 0:02:02]} b6 {[%emt 0:00:23]} 8. Qd2 {[%emt 0:04:53]} O-O {[%emt 0:04:09]} 9. d5 {[%emt 0:10:10]} Nb8 10. Bh6 {[%emt 0:05:06]} Bb7 {[%emt 0:01:57]} 11. h4 {[%emt 0:05:34]} Bxh6 {[%emt 0:02:31]} 12. Qxh6 {[%emt 0:00:16]} Ng4 {[%emt 0:00:13]} 13. Qf4 {[%emt 0:02:59]} h5 {[%emt 0:08:12]} 14. Be2 {[%emt 0:02:55]} e5 {[%emt 0:15:29]} 15. Qg3 {[%emt 0:02:08]} c6 {[%emt 0:05:36]} 16. Ng5 {[%emt 0:03:01]} Nf6 {[%emt 0:02:01]} 17. dxc6 {[%emt 0:03:54]} Nxc6 {[%emt 0:00:37]} 18. Bc4 {[%emt 0:00:16]} Ne7 {[%emt 0:06:00]} 19. Qf3 {[%emt 0:03:52]} Nc6 {[%emt 0:06:52]} 20. Ne2 {[%emt 0:08:06]} b5 {[%emt 0:14:16]} 21. Bb3 {[%emt 0:03:04]} Na5 {[%emt 0:03:38]} 22. Ba2 {[%emt 0:03:13]} d5 {[%emt 0:03:14]} 23. Rd1 {[%emt 0:03:52]} Nxe4 {[%emt 0:06:08]} 24. Nxe4 {[%emt 0:03:11]} dxe4 {[%emt 0:00:20]} 25. Bxf7+ {[%emt 0:02:06]} Kg7 {[%emt 0:00:34]} 26. Qg3 {[%emt 0:05:01]} Qf6 {[%emt 0:01:38]} 27. Ba2 {[%emt 0:01:00]} Rad8 {[%emt 0:02:04]} 28. O-O {[%emt 0:00:24]} Nc4 {[%emt 0:03:16]} 29. Bxc4 {[%emt 0:01:58]} bxc4 {[%emt 0:00:13]} 30. Nc3 {[%emt 0:01:33]} Rd4 {[%emt 0:02:59]} 31. Ne2 {[%emt 0:02:02]} Rdd8 {[%emt 0:00:58]} 32. Rfe1 {[%emt 0:03:46]} Bc6 {[%emt 0:04:14]} 33. Nc3 {[%emt 0:01:07]} Qf5 {[%emt 0:00:31]} 34. Qe3 {[%emt 0:00:53]} Rxd1 {[%emt 0:00:51]} 35. Rxd1 {[%emt 0:00:04]} Rf7 {[%emt 0:00:59]} 36. Rd6 {[%emt 0:02:37]} Bb7 {[%emt 0:00:26]} 37. Rd2 {[%emt 0:03:34]} Qg4 {[%emt 0:00:33]} 38. Re2 {[%emt 0:01:41]} Rf3 {[%emt 0:00:32]} 39. Qc5 Rf7 {[%emt 0:00:30]} 40. Qxe5+ {[%emt 0:00:00]} Kh7 {[%emt 0:00:00]} 41. Nxe4 {[%emt 0:08:24]} Bxe4 {[%emt 0:08:32]} 42. Qxe4 {[%emt 0:02:11]} Qc8 {[%emt 0:01:36]} 43. Qe6 {[%emt 0:00:56]} Qc7 {[%emt 0:00:30]} 44. Qxa6 {[%emt 0:01:14]} Qf4 {[%emt 0:02:36]} 45. Qe6 {[%emt 0:02:06]} Rb7 {[%emt 0:02:01]} 46. c3 {[%emt 0:03:32]} Qxh4 {[%emt 0:01:58]} 47. Qe4 {[%emt 0:00:26]} Qxe4 {[%emt 0:01:02]} 48. Rxe4 {[%emt 0:00:02]} Rxb2 {[%emt 0:00:07]} 49. Rxc4 {[%emt 0:00:06]} Ra2 {[%emt 0:00:34]} 50. Rb4 {[%emt 0:01:36]} Kh6 {[%emt 0:00:36]} 51. f3 {[%emt 0:01:21]} Rc2 {[%emt 0:00:49]} 52. c4 {[%emt 0:00:20]} Kg5 {[%emt 0:01:26]} 53. Kh2 {[%emt 0:00:19]} Kh4 {[%emt 0:00:20]} 54. c5+ {[%emt 0:00:31]} Kg5 {[%emt 0:00:13]} 55. Kh3 {[%emt 0:00:50]} Kf5 {[%emt 0:01:35]} 56. Rb5 {[%emt 0:01:14]} Kf4 {[%emt 0:01:58]} 57. Rb4+ {[%emt 0:02:51]} Kf5 {[%emt 0:00:07]} 58. Kg3 {[%emt 0:00:14]} g5 {[%emt 0:00:15]} 59. Rb5 {[%emt 0:01:00]} h4+ {[%emt 0:00:40]} 60. Kh2 Rc4 {[%emt 0:03:15]} 61. a5 {[%emt 0:01:24]} Kf4 {[%emt 0:00:43]} 62. a6 {[%emt 0:00:35]} h3 {[%emt 0:02:30]} 63. Kxh3 {[%emt 0:00:38]} Ke3 {[%emt 0:00:17]} 64. Kg3 {[%emt 0:00:24]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.21"]
[White "Sternik, Piotr"]
[Black "Bem, Tymoteusz"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1746"]
[BlackElo "1748"]
[Annotator "NA RC COMBH"]
[PlyCount "120"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:01]} d5 {[%emt 0:01:11]} 2. c4 {[%emt 0:00:07]} c6 {[%emt 0:01:03]} 3. Nf3 {[%emt 0:00:22]} Nf6 {[%emt 0:00:15]} 4. g3 {[%emt 0:00:05]} Bf5 {[%emt 0:01:24]} 5. Bg2 {[%emt 0:00:13]} h6 {[%emt 0:00:12]} 6. O-O {[%emt 0:00:17]} e6 {[%emt 0:00:09]} 7. Nbd2 {[%emt 0:06:43]} Nbd7 {[%emt 0:00:39]} 8. Re1 {[%emt 0:00:47]} Bh7 {[%emt 0:05:44]} 9. a3 {[%emt 0:09:12]} Bd6 {[%emt 0:02:45]} 10. b3 {[%emt 0:06:03]} O-O {[%emt 0:02:11]} 11. Bb2 {[%emt 0:00:11]} Qb8 {[%emt 0:05:20]} 12. Rc1 {[%emt 0:02:51]} Rc8 {[%emt 0:00:52]} 13. Nb1 {[%emt 0:14:02]} b5 {[%emt 0:04:22]} 14. c5 {[%emt 0:10:15]} Bc7 {[%emt 0:00:26]} 15. Nfd2 {[%emt 0:00:06]} e5 {[%emt 0:01:19]} 16. e4 {[%emt 0:00:27]} dxe4 {[%emt 0:05:51]} 17. Nxe4 {[%emt 0:00:30]} Nxe4 {[%emt 0:00:46]} 18. Bxe4 {[%emt 0:03:35]} Bxe4 {[%emt 0:00:31]} 19. Rxe4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:51]} 20. Re3 {[%emt 0:02:26]} Rd8 {[%emt 0:04:31]} 21. Rd3 {[%emt 0:01:06]} e4 {[%emt 0:02:01]} 22. Re3 {[%emt 0:00:28]} Qc8 {[%emt 0:00:25]} 23. Nd2 {[%emt 0:06:31]} Qf5 {[%emt 0:02:36]} 24. Qe2 {[%emt 0:01:25]} Re8 {[%emt 0:10:32]} 25. Re1 {[%emt 0:00:52]} Re6 {[%emt 0:07:55]} 26. Nf1 {[%emt 0:23:54]} Rae8 {[%emt 0:00:28]} 27. Qc2 {[%emt 0:02:02]} Qg4 {[%emt 0:08:32]} 28. R3e2 {[%emt 0:02:47]} h5 {[%emt 0:02:44]} 29. Ne3 {[%emt 0:00:05]} Qh3 {[%emt 0:01:41]} 30. Nf1 {[%emt 0:01:42]} Qg4 {[%emt 0:02:13]} 31. Ne3 {[%emt 0:00:05]} Qf3 {[%emt 0:00:22]} 32. Ng2 {[%emt 0:00:47]} g5 {[%emt 0:02:45]} 33. Qd2 {[%emt 0:00:28]} Nh7 {[%emt 0:03:16]} 34. Qc3 {[%emt 0:06:06]} Qf5 {[%emt 0:02:20]} 35. Bc1 {[%emt 0:00:45]} h4 {[%emt 0:01:36]} 36. Rf1 {[%emt 0:00:24]} Qh3 {[%emt 0:03:34]} 37. Ne1 {[%emt 0:00:38]} Nf6 {[%emt 0:01:42]} 38. Bxg5 {[%emt 0:00:35]} Ng4 39. f4 {[%emt 0:00:09]} e3 {[%emt 0:01:22]} 40. Nf3 {[%emt 0:00:00]} hxg3 {[%emt 0:00:00]} 41. Rg2 {[%emt 0:14:56]} e2 {[%emt 0:01:28]} 42. Re1 {[%emt 0:00:38]} Re3 {[%emt 0:00:33]} 43. Qxe3 {[%emt 0:05:23]} Rxe3 {[%emt 0:00:24]} 44. Rxg3 {[%emt 0:00:05]} Qh5 {[%emt 0:02:35]} 45. h3 {[%emt 0:00:31]} Rxf3 {[%emt 0:00:50]} 46. Rxf3 {[%emt 0:00:31]} f6 {[%emt 0:02:14]} 47. hxg4 {[%emt 0:03:03]} Qxg4+ {[%emt 0:00:02]} 48. Kf2 {[%emt 0:00:07]} fxg5 {[%emt 0:00:12]} 49. fxg5 {[%emt 0:00:35]} Qxd4+ {[%emt 0:00:42]} 50. Kxe2 {[%emt 0:00:19]} Bf4 {[%emt 0:03:12]} 51. Kf1 {[%emt 0:02:17]} Kg7 {[%emt 0:02:44]} 52. Re2 {[%emt 0:01:21]} Kg6 {[%emt 0:01:22]} 53. Ref2 {[%emt 0:01:31]} Bxg5 {[%emt 0:00:41]} 54. Rf8 {[%emt 0:00:52]} Qd1+ {[%emt 0:00:15]} 55. Kg2 {[%emt 0:00:09]} Qg4+ {[%emt 0:00:24]} 56. Kf1 {[%emt 0:00:06]} Qh3+ {[%emt 0:00:43]} 57. Ke2 {[%emt 0:01:50]} Qxb3 {[%emt 0:00:20]} 58. Rg2 {[%emt 0:02:21]} Qc4+ {[%emt 0:01:54]} 59. Ke1 {[%emt 0:00:34]} Qc1+ {[%emt 0:00:07]} 60. Ke2 {[%emt 0:00:09]} Qe3+ {[%emt 0:03:05]} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.16"]
[Round "6.22"]
[White "Wesolek, Krzysztof"]
[Black "Czarniecki, Pawel"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1765"]
[BlackElo "1625"]
[Annotator "NA RC COMBH"]
[PlyCount "64"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:02]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:09]} dxe4 {[%emt 0:00:07]} 4. Nxe4 {[%emt 0:00:01]} Nf6 {[%emt 0:00:08]} 5. Nxf6+ {[%emt 0:00:05]} exf6 {[%emt 0:00:04]} 6. Be2 {[%emt 0:03:48]} Bd6 {[%emt 0:00:10]} 7. Nf3 {[%emt 0:00:09]} O-O {[%emt 0:00:09]} 8. O-O {[%emt 0:00:11]} Re8 {[%emt 0:00:05]} 9. Re1 {[%emt 0:01:34]} Nd7 {[%emt 0:00:11]} 10. a3 {[%emt 0:11:47]} Nf8 {[%emt 0:00:25]} 11. c4 {[%emt 0:12:09]} Be6 {[%emt 0:00:49]} 12. Bd2 {[%emt 0:06:09]} Qd7 {[%emt 0:01:47]} 13. Qb3 {[%emt 0:07:39]} a6 {[%emt 0:09:07]} 14. Rad1 {[%emt 0:00:37]} Rad8 {[%emt 0:00:52]} 15. Ba5 {[%emt 0:08:03]} Bc7 {[%emt 0:02:52]} 16. Bxc7 {[%emt 0:00:37]} Qxc7 {[%emt 0:00:05]} 17. Rd2 {[%emt 0:11:50]} b5 {[%emt 0:09:13]} 18. Qc3 {[%emt 0:02:53]} Bxc4 {[%emt 0:02:13]} 19. Bxc4 {[%emt 0:00:43]} Rxe1+ {[%emt 0:00:28]} 20. Nxe1 {[%emt 0:00:46]} bxc4 {[%emt 0:00:06]} 21. Qxc4 {[%emt 0:06:22]} Qa5 {[%emt 0:02:58]} 22. Nf3 {[%emt 0:01:30]} g5 {[%emt 0:02:22]} 23. h3 {[%emt 0:02:12]} h5 {[%emt 0:04:00]} 24. Rd1 {[%emt 0:03:16]} Qb6 {[%emt 0:01:18]} 25. b4 {[%emt 0:03:59]} Ne6 {[%emt 0:01:00]} 26. d5 {[%emt 0:06:52]} cxd5 {[%emt 0:10:06]} 27. Rxd5 {[%emt 0:00:02]} Nf4 {[%emt 0:00:44]} 28. Rxd8+ {[%emt 0:01:24]} Qxd8 {[%emt 0:00:05]} 29. Nd4 {[%emt 0:01:36]} Qxd4 {[%emt 0:00:28]} 30. Qxa6 {[%emt 0:00:45]} Qd1+ {[%emt 0:00:11]} 31. Kh2 {[%emt 0:00:21]} Ne2 {[%emt 0:00:13]} 32. Qc8+ {[%emt 0:03:02]} Kg7 {[%emt 0:00:10]} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.1"]
[White "Dzida, Kamil"]
[Black "Ochedzan, Tymon"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2333"]
[BlackElo "2240"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,89,8,12,9,41,20,47,50,50,25,39,0,44,45,80,75,87,22,64,55,59,52,60,26,54,52,58,62,85,63,92,102,87,25,39,29,236,243,242,243,235,244,643,641,643,643,643,643,736,735,729,728,777,756,871,633,944,918,1004,987,29980,1132,29975,29976,29970,2027,29985,29986,29986,29983,29989,1739,29988,29989,29989,5106]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:09]} e6 {[%emt 0:02:42]} 3. c4 {[%emt 0:00:20]} b6 {[%emt 0:00:18]} 4. g3 {[%emt 0:00:08]} Bb4+ {[%emt 0:00:35]} 5. Bd2 {[%emt 0:01:03]} a5 {[%emt 0:00:25]} 6. Bg2 {[%emt 0:01:35]} Bb7 {[%emt 0:00:24]} 7. O-O {[%emt 0:01:10]} O-O {[%emt 0:00:11]} 8. Nc3 {[%emt 0:01:35]} d6 {[%emt 0:08:51] [#]} 9. d5 $1 {[%emt 0:08:40] E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} e5 {[%emt 0:02:36]} (9... Bxc3 10. Bxc3) 10. Ne1 {[%emt 0:00:14] [#]} c6 $146 {[%emt 0:04:53]} ({Predecessor:} 10... Nbd7 11. e4 Nc5 12. Qe2 Ba6 13. Nc2 Bxc3 14. Bxc3 Na4 15. Qd3 Re8 16. Ne3 Nxc3 17. Qxc3 {1-0 Kezin,R (2492)-Rodin,D (2359) RUS-ch Rapid 2021 (8)}) 11. dxc6 {[%emt 0:01:01] White is slightly better.} Bxc6 {[%emt 0:01:32]} 12. Bxc6 {[%emt 0:04:40]} Nxc6 {[%emt 0:00:12]} 13. Nd5 {[%emt 0:00:46]} (13. Bg5 $5 {[%cal Rc3d5]}) 13... Nxd5 {[%emt 0:05:56]} 14. cxd5 {[%emt 0:00:36]} Bxd2 {[%emt 0:00:07]} 15. dxc6 {[%emt 0:05:09]} Bb4 16. Qd5 {[%emt 0:11:34]} (16. Nd3 $16) 16... Qc7 {[%emt 0:06:59]} 17. a3 {[%emt 0:05:22]} Bc5 {[%emt 0:00:36]} 18. Nd3 {[%emt 0:01:52] b4 is the strong threat.} a4 $1 {[%emt 0:03:27]} 19. Nb4 {[%emt 0:01:10]} Rac8 {[%emt 0:12:12] Black is weak on the light squares} 20. Rac1 {[%emt 0:00:53]} Qa7 {[%emt 0:04:31]} 21. e3 {[%emt 0:02:58]} Qa5 {[%emt 0:08:04]} 22. Rfd1 {[%emt 0:05:07] White has more active pieces.} Bxb4 {[%emt 0:07:54]} 23. axb4 {[%emt 0:00:05]} Qxb4 {[%emt 0:00:07]} 24. Qxd6 {[%emt 0:00:05]} ({Better is} 24. c7 $16) 24... Qxb2 $11 {[%emt 0:03:03]} 25. Rb1 {[%emt 0:04:14]} (25. c7 {with more complications.} a3 26. Rb1 Qc3 27. Rdc1) 25... Qc3 {[%emt 0:00:47] [#] This move loses the game for Black.} (25... Qc2 $1 $11 {and Black has nothing to worry.}) 26. Rdc1 $1 $18 {[%emt 0:01:27]} (26. Rxb6 g6 $11) 26... Qa5 {[%emt 0:01:16]} 27. c7 {[%emt 0:00:53] Repels Rfd8} a3 {[%emt 0:03:33] [#]} 28. Ra1 $1 {[%emt 0:02:51]} (28. Qxb6 Qxb6 29. Rxb6 f6 $11) (28. Rxb6 a2 29. Ra6 a1=Q 30. Rxa1 Qxc7 $11) 28... Ra8 $2 {[%emt 0:00:58] [#]} (28... a2 29. Rc2 e4 30. Raxa2 (30. Rcxa2 Qc5 $16) 30... Qb5) 29. Rxa3 $3 {[%emt 0:00:50][%mdl 576] Deflection, Promotion} Qxa3 {[%emt 0:01:33]} 30. Qxa3 {[%emt 0:00:08]} (30. Qxb6 $2 {perishes.} Qxc1+ 31. Kg2 Rfc8 $19) 30... Rxa3 {[%emt 0:00:02]} 31. c8=Q ({And not} 31. c8=R Ra7 $15) 31... Ra8 {[%emt 0:00:15]} 32. Qc7 {[%emt 0:00:14][%csl LRb6,LRe5]} Rae8 {[%emt 0:03:02]} 33. Qxb6 {[%emt 0:00:07]} Re6 {[%emt 0:00:40]} 34. Rc6 {[%emt 0:00:10]} Ree8 {[%emt 0:00:57]} 35. e4 {[%emt 0:00:24]} h6 {[%emt 0:00:56]} 36. Qc5 {[%emt 0:00:10]} Kh7 {[%emt 0:01:46]} 37. Rc7 {[%emt 0:00:25]} f6 {[%emt 0:01:10]} 38. Re7 {[%emt 0:00:06]} (38. Qc6 $142 Rd8 39. h4 Rd4 40. Kg2 Kh8 41. g4 Rd2 42. Qe6 Rd3 43. g5) 38... Rc8 {[%emt 0:00:22]} 39. Qa7 {[%emt 0:00:07]} Rg8 {[%emt 0:00:05]} 40. Qd7 {[%emt 0:00:00]} (40. Qb6 $142 Kh8 41. Qe6 Rcf8 42. Kg2 Rc8 43. Qg4 Rce8 44. Rc7 Kh7 45. Qf5+ Kh8 46. g4) 40... Rb8 {[%emt 0:00:00]} 41. Qf5+ {[%emt 0:00:12]} Kh8 {[%emt 0:00:50]} 42. Qg6 {[%emt 0:00:15]} Ra8 {[%emt 0:00:37]} 43. Rf7 {[%emt 0:00:10]} (43. g4 $142 Ra1+ 44. Kg2 Re1 45. h4 f5 46. exf5 Re4 47. Kg3 Rd4 48. f6) 43... Ra6 {[%emt 0:00:11]} 44. Kg2 {[%emt 0:00:06]} Rb6 {[%emt 0:00:24]} 45. g4 {[%emt 0:00:07] Weighted Error Value: White=0.13 (very precise) /Black=0.78} (45. h4 $142 Rd6 46. g4 Rdd8 47. Rxf6 Rde8 48. Rf7 Ref8 49. Rxf8 Rxf8 50. Qh5) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.2"]
[White "Karolczuk, Iwo"]
[Black "Luczak, Filip"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2346"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,78,29,38,31,56,48,49,49,33,41,54,48,61,19,22,10,9,11,72,70,142,80,87,87,257,267,257,276,462,468,473,470,436,429,483,360,356,360,482,469,478,464,479,479,526,536,535,530,631,626,645,646,639,623,743,728,12835,12835,12836,12836,12837,12837,12837,12838,12839,12839,12840,12839,12841,12841,786]} 1. d4 {[%emt 0:00:04]} e6 {[%emt 0:00:30]} 2. c4 {[%emt 0:00:32]} Bb4+ {[%emt 0:00:07]} 3. Bd2 {[%emt 0:01:39]} Qe7 {[%emt 0:00:09]} 4. e4 {[%emt 0:07:01]} d5 {[%emt 0:02:50]} 5. e5 {[%emt 0:04:19]} Bxd2+ {[%emt 0:17:00]} 6. Qxd2 {[%emt 0:02:30] A40: Unusual replies to 1 d4.} (6. Kxd2 c5 $15) 6... dxc4 {[%emt 0:03:28]} 7. Bxc4 {[%emt 0:00:31]} Bd7 {[%emt 0:00:35]} 8. Nc3 {[%emt 0:05:09] [#] White is slightly better.} Bc6 $146 {[%emt 0:05:36]} ({Predecessor:} 8... Qb4 9. b3 Nc6 10. Nge2 Nh6 11. O-O O-O 12. Rad1 Rad8 13. Bd3 Ne7 14. Qc2 Kh8 {1-0 Caspi,I (2499)-Eliagov,K (2257) ISR-ch op Safed 2021 (7)}) 9. Nge2 {[%emt 0:02:05]} Nh6 {[%emt 0:07:47]} 10. O-O {[%emt 0:13:30]} O-O {[%emt 0:02:05]} 11. Ng3 {[%emt 0:02:40] White is more active.} Nd7 {[%emt 0:03:00]} 12. Qf4 {[%emt 0:04:42]} Qb4 {[%emt 0:09:24][%csl LRb2,LRc4]} 13. Bb3 {[%emt 0:06:06]} Nc5 {[%emt 0:01:41] [#]} (13... a5 $11 {keeps the balance.}) 14. Bc2 $1 $16 {[%emt 0:02:37]} f5 {[%emt 0:05:18]} (14... Qxb2 $2 15. Qd2 Nf5 16. Rab1 $18 (16. dxc5 Rad8 $18)) (14... Nd7 $14) 15. Rab1 {[%emt 0:07:04]} (15. exf6 $142 Nd7 16. Bb3 (16. Qxc7 Nxf6 17. Qe5 Rae8 $16) 16... Nxf6 17. Bxe6+ (17. Qxc7 Rae8 $16) 17... Kh8 18. Qd2 (18. Qxc7 Qxd4 19. Rad1 Qb4 $16)) 15... Rad8 {[%emt 0:05:23]} 16. Rfd1 {[%emt 0:01:26]} Ba4 $2 {[%emt 0:05:55] This move loses the game for Black.} (16... Ne4 $16 {keeps fighting.}) 17. Nxa4 $18 {[%emt 0:07:06]} Nxa4 {[%emt 0:00:02] [#]} 18. Nh5 $1 {[%emt 0:01:00][%cal Bg3h5,Bh5f4,Bf4e6,Be6c5][%mdl 32] Black must now prevent Qg5.} Rd7 $2 {[%emt 0:11:20] [#]} (18... Nb6 {was necessary.} 19. Qg5 Rd7 20. Nf6+ Rxf6) 19. d5 $1 {[%emt 0:04:18][%mdl 576] Discovered Attack} Qxf4 {[%emt 0:01:30]} 20. Nxf4 {[%emt 0:00:07]} Nc5 {[%emt 0:01:32]} 21. b4 {[%emt 0:04:36][%mdl 64] Deflection} (21. Nxe6 Nxe6 22. dxe6 Re7 $18) (21. dxe6 Rxd1+ 22. Rxd1 Re8 $18) 21... Ne4 {[%emt 0:04:45]} 22. Bxe4 {[%emt 0:00:21]} (22. dxe6 Rxd1+ 23. Rxd1 Re8 $18) (22. Nxe6 Nc3 23. Bb3 Nxb1 $18) 22... fxe4 {[%emt 0:00:02]} 23. Nxe6 {[%emt 0:00:13]} ({Don't play} 23. dxe6 Re7 $18) 23... Rf5 {[%emt 0:01:40]} 24. Nc5 {[%emt 0:00:15][%csl LRb7,LRd7,LRe4] White is clearly winning.} Rd8 {[%emt 0:01:14]} 25. Nxb7 {[%emt 0:01:43]} (25. Nxe4 Rxe5 26. Nc5 b6 $16) 25... Rb8 {[%emt 0:01:11]} 26. Nc5 {[%emt 0:01:38]} Ng4 {[%emt 0:00:19]} 27. d6 {[%emt 0:06:09]} (27. Nxe4 Rxe5 28. Rd4 Rbe8 $18) 27... cxd6 {[%emt 0:00:32]} 28. exd6 {[%emt 0:00:40][%cal Be5d6,Bd6d7][%mdl 32] Threatens to win with d7.} ({Less strong is} 28. Nxe4 dxe5 29. Rd5 Nf6 30. Nxf6+ gxf6 $18) ({Weaker is} 28. Rxd6 Nxf2 29. e6 Rxc5 $18) 28... e3 {[%emt 0:04:25]} 29. fxe3 {[%emt 0:02:18]} Nxe3 {[%emt 0:00:01] [#]} 30. d7 $1 {[%emt 0:04:41]} Nxd1 {[%emt 0:00:06]} 31. Rxd1 {[%emt 0:00:05][%mdl 4096] Endgame KRR-KRN} Rd8 {[%emt 0:00:09]} 32. Ne6 {[%emt 0:00:11]} Rff8 {[%emt 0:00:06]} 33. Nxd8 {[%emt 0:00:13]} Rxd8 {[%emt 0:00:04] KR-KR} 34. Kf2 {[%emt 0:00:06]} Kf7 {[%emt 0:00:03]} 35. Ke3 {[%emt 0:00:10]} Ke6 {[%emt 0:00:43]} 36. Ke4 {[%emt 0:00:21]} h6 {[%emt 0:00:26]} 37. a4 {[%emt 0:00:06]} g6 {[%emt 0:00:15]} 38. b5 {[%emt 0:00:16]} Kf6 39. Rd6+ {[%emt 0:00:33][%mdl 64] Deflection} Ke7 {[%emt 0:00:16] Weighted Error Value: White=0.10 (very precise) /Black=0.44} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.3"]
[White "Chyzy, Jakub"]
[Black "Kaliszuk, Kamil"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2250"]
[BlackElo "2217"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,92,-38,-33,-82,-77,-138,-104,-150,-151,-178,-147,-170,-159,-132,-22,-71,-90,-128,-56,-138,-129,-121,0,0,0,0,17,0,139,118,209,210,212,232,203,206,265,269,304,235,331,267,239,252,446,443,441,418,351,282,494,104,96,-49,-33,-168,-168,-168,-134,-252,-252,-381,-349,-422,-180,-178,-145,-354,-354,-352,-349,-342,-342,-29974,-29975,-5902,-5045]} 1. e4 {[%emt 0:00:01]} e6 {[%emt 0:00:12]} 2. Nf3 {[%emt 0:01:12]} d5 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:01]} Nf6 {[%emt 0:03:36]} 4. e5 {[%emt 0:00:04]} Nfd7 {[%emt 0:00:12]} 5. d4 {[%emt 0:00:03]} c5 {[%emt 0:01:01]} 6. dxc5 {[%emt 0:00:13]} Nc6 {[%emt 0:01:26]} 7. Bf4 {[%emt 0:00:14]} Bxc5 {[%emt 0:01:09]} 8. Bd3 {[%emt 0:00:10]} h6 {[%emt 0:02:49]} 9. O-O {[%emt 0:00:15]} a6 {[%emt 0:04:58]} 10. a3 {[%emt 0:02:57] C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} (10. Bg3 $15) 10... g5 $17 {[%emt 0:07:46]} 11. Bg3 {[%emt 0:00:37]} (11. b4 $142) 11... g4 {[%emt 0:07:19]} 12. Nd2 {[%emt 0:06:44] [#]} (12. Bh4 $142 Be7 13. Bxe7 Qxe7 14. Nd2) 12... h5 $146 {[%emt 0:09:32]} (12... Ncxe5 13. Qe2 Qg5 14. Rae1 Nxd3 15. Qxd3 $11) (12... Ndxe5 13. Nb3 Bb6 14. Re1 $17) ({Predecessor:} 12... Qg5 13. Nb3 Ba7 14. Re1 h5 15. Qc1 Qxc1 16. Raxc1 Bb8 17. Nxd5 exd5 18. e6 Nde5 19. exf7+ Kxf7 {½-½ Pesola,J-Pirttilahti,J FIN-chT1B 9900 1999}) 13. Nb3 {[%emt 0:16:43]} Ba7 {[%emt 0:04:45]} 14. Qd2 {[%emt 0:00:47]} Ndxe5 {[%emt 0:13:58]} (14... Ncxe5 15. Rae1 f6 16. Bh4 $15) 15. Rae1 {[%emt 0:08:54]} Nc4 {[%emt 0:15:32]} (15... f6 $17 {Hoping for ...h4.} 16. Kh1 Bd7) 16. Qc1 {[%emt 0:03:10]} (16. Bxc4 $11 {is more appropriate.} dxc4 17. Qxd8+ Kxd8 18. Bh4+ Kc7 19. Nd2) 16... h4 {[%emt 0:05:23]} 17. Bf4 {[%emt 0:00:36] [#]} g3 {[%emt 0:04:07]} 18. hxg3 {[%emt 0:03:52]} (18. Bxc4 $1 $15 gxf2+ 19. Rxf2 Bxf2+ 20. Kxf2 dxc4 21. Nd2) 18... hxg3 {[%emt 0:00:05]} 19. Bxg3 {[%emt 0:00:10]} Bb8 {[%emt 0:01:10]} (19... b5 $1 $17 20. Qf4 Kf8 21. Bxc4 (21. Bg6 $2 f5 $19) 21... bxc4 22. Qd6+ Qxd6 23. Bxd6+ Kg7) 20. Bxc4 $11 {[%emt 0:06:54]} dxc4 {[%emt 0:02:19]} 21. Nd2 {[%emt 0:00:17]} Qg5 {[%emt 0:08:29]} (21... Bxg3 22. fxg3 e5 23. Rf2 $16 (23. Nxc4 Qd4+ 24. Ne3 Bg4 $14)) 22. Bxb8 {[%emt 0:11:28]} (22. Nxc4 $2 Qh5 23. f4 Ba7+ 24. Re3 Ne7 $17) (22. Nde4 {simplifies} Qxc1 23. Rxc1 b5 24. Rce1) 22... Qh5 {[%emt 0:01:31]} (22... Rxb8 $11 23. Nxc4 Qh4) 23. f4 $1 $16 {[%emt 0:05:05]} Qh2+ {[%emt 0:01:26]} (23... Rxb8 $16 24. Nf3 Qc5+ 25. Qe3 Qxe3+ 26. Rxe3 b5) 24. Kf2 $18 {[%emt 0:00:05]} Qh4+ {[%emt 0:00:05]} (24... Rxb8 $2 25. Rh1 (25. Nxc4 Qh4+ 26. Ke3 e5 $16) 25... Qxf4+ 26. Nf3 Qxc1 27. Rxh8+ (27. Rxc1 Rxh1 28. Rxh1 b5 $15) 27... Ke7 28. Rxc1 $18) 25. g3 $1 {[%emt 0:00:15]} Qh2+ {[%emt 0:00:29]} 26. Ke3 {[%emt 0:00:06]} Rxb8 {[%emt 0:00:39]} 27. Nf3 $1 {[%emt 0:07:38]} Qh6 {[%emt 0:00:32]} (27... Qxg3 $2 28. Rg1 Qh3 29. Rh1 $18) 28. Rh1 {[%emt 0:00:17]} Qg7 {[%emt 0:00:06]} (28... Qf8 {keeps fighting.} 29. Kf2 f5) 29. Rxh8+ {[%emt 0:00:12]} Qxh8 {[%emt 0:00:02]} 30. Rh1 {[%emt 0:00:19]} Qg7 {[%emt 0:00:08]} (30... Qf8 {is a better defense.} 31. Kf2 b6) 31. Ne4 {[%emt 0:00:07][%cal Oh1h7]} Ne7 {[%emt 0:02:33] Black is weak on the dark squares} 32. Kf2 {[%emt 0:03:25]} Nd5 {[%emt 0:00:50]} 33. Ne5 {[%emt 0:13:25]} Bd7 $2 {[%emt 0:01:02]} (33... f6 {was necessary.}) 34. Nd6+ $2 {[%emt 0:01:33]} ({Less strong is} 34. Nxc4 Qd4+ 35. Ne3 (35. Kf3 Bc6 $14) 35... Nxf4 $14) (34. Ng5 $18 f6 35. Rh7 (35. Nxc4 $2 {too greedy.} fxg5 36. Qd1 gxf4 $19) 35... Qxh7 36. Nxh7 fxe5 37. fxe5) 34... Ke7 $16 {[%emt 0:00:08]} 35. Ndxf7 {[%emt 0:00:57] A dynamic duo of knights.} (35. Ndxc4 $16 {Black must now prevent Ne3.} Rc8 36. Qd1) 35... Rf8 $15 {[%emt 0:00:43] Really sharp!} 36. c3 {[%emt 0:03:47]} (36. Qd1 $1 $15) 36... Rxf7 $19 {[%emt 0:00:14]} 37. Nxf7 {[%emt 0:00:02]} Qxf7 {[%emt 0:00:43]} 38. Qc2 {[%emt 0:00:22] [#]} (38. Qf1 $17) 38... Nf6 $1 {[%emt 0:00:37]} 39. Qe2 {[%emt 0:05:32]} (39. Rh4 {was called for.}) 39... Bc6 {[%emt 0:00:26]} 40. Rh4 {[%emt 0:00:00][%cal Of4f5]} Ne4+ {[%emt 0:00:00]} (40... Qg6 $142 {( -> ...Ne4+)} 41. f5 Qxf5+ 42. Rf4 Qb1 43. Rxc4 Bb5 44. Rc7+ Kd6) 41. Ke1 {[%emt 0:01:34]} Nxg3 {[%emt 0:13:59]} 42. Qxc4 {[%emt 0:22:40] This costs White the game.} (42. Qe5 $17 Qg6 43. Qg5+ Qxg5 44. fxg5) 42... Qf5 {[%emt 0:04:25]} 43. Kd2 {[%emt 0:02:42]} Qb1 {[%emt 0:01:55]} 44. Qb4+ {[%emt 0:06:28] [#]} Kf7 $1 {[%emt 0:00:32]} 45. c4 $2 {[%emt 0:00:36]} (45. f5 $19 Nxf5 46. Rh8) 45... Ne4+ {[%emt 0:01:15]} 46. Ke3 {[%emt 0:00:07]} Qg1+ {[%emt 0:00:32] Weighted Error Value: White=0.58/Black=0.45} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.4"]
[White "Kacprzak, Karol"]
[Black "Kacprzak, Kacper"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2221"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 25,56,20,30,0,0,0,0,0,11,4,0,-19,-10,-36,-26,-29,0,0,0,-5,10,8,0,0,12,0,0,0,18,0,1,0,22]} 1. d4 {[%emt 0:00:53]} Nf6 {[%emt 0:00:36]} 2. c4 {[%emt 0:00:18]} e6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:10]} Bb4+ {[%emt 0:00:51]} 4. Bd2 {[%emt 0:01:26]} Qe7 {[%emt 0:00:29]} 5. g3 {[%emt 0:01:05]} Nc6 {[%emt 0:03:23]} 6. Bg2 {[%emt 0:01:47]} Bxd2+ {[%emt 0:01:15]} 7. Nbxd2 {[%emt 0:01:06]} d6 {[%emt 0:02:33]} 8. O-O {[%emt 0:02:57]} O-O {[%emt 0:02:28]} 9. e4 {[%emt 0:05:55]} e5 {[%emt 0:04:36]} 10. d5 {[%emt 0:00:51]} Nb8 {[%emt 0:00:25]} 11. Ne1 {[%emt 0:02:48]} a5 {[%emt 0:02:40]} 12. Nd3 {[%emt 0:02:11]} Na6 {[%emt 0:01:50]} 13. a3 {[%emt 0:02:09]} c6 {[%emt 0:02:45] is the legacy move (13...Bg4).} 14. b4 {[%emt 0:01:41] E11: Bogo-Indian.} cxd5 {[%emt 0:01:57]} 15. cxd5 {[%emt 0:01:35]} ({Much weaker is} 15. bxa5 d4 16. Qe2 Nc5 17. Nxc5 dxc5 $17) ({But not} 15. exd5 Bf5 16. Qb3 Bxd3 17. Qxd3 axb4 18. axb4 Nxb4 $17) 15... axb4 {[%emt 0:02:02]} 16. axb4 {[%emt 0:00:21]} Bg4 {[%emt 0:01:35]} 17. f3 {[%emt 0:04:03]} Bd7 {[%emt 0:00:17]} 18. Qb3 {[%emt 0:01:42]} Nc7 {[%emt 0:02:08]} 19. Nc4 {[%emt 0:02:28]} Nb5 {[%emt 0:01:52]} 20. Qb2 {[%emt 0:01:14] [#]} Rfc8 $146 {[%emt 0:05:21] [#] Hoping for ...Rxa1.} ({Predecessor:} 20... Rxa1 21. Rxa1 Ne8 22. Na5 Nd4 23. Nc1 f5 24. Ne2 fxe4 25. Nxd4 exd4 26. Re1 Qd8 27. Rxe4 {1-0 Gordon,S (2490)-Palac,M (2568) EU-ch 8th Dresden 2007 (8)}) 21. Rxa8 {[%emt 0:00:36] The position is equal.} Rxa8 {[%emt 0:00:09]} 22. Ra1 {[%emt 0:00:14]} Qd8 {[%emt 0:00:47]} 23. Rxa8 {[%emt 0:02:21]} Qxa8 {[%emt 0:00:08]} 24. Bf1 {[%emt 0:00:25]} Qa7+ {[%emt 0:00:40]} 25. Qf2 {[%emt 0:00:55]} Qa1 {[%emt 0:01:44]} 26. Qb2 {[%emt 0:00:55]} Qa7+ 27. Qf2 {[%emt 0:00:28] [#] Strongly threatening Qxa7.} Qa1 {[%emt 0:00:25]} 28. Qb2 {[%emt 0:00:06]} Qa7+ {[%emt 0:00:45] Not much happened in this game.   Weighted Error Value: White=0.08 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.5"]
[White "Ciszewski, Krzysztof"]
[Black "Luberanski, Jakub"]
[Result "1/2-1/2"]
[ECO "D44"]
[WhiteElo "2047"]
[BlackElo "2242"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 30,103,51,21,28,9,15,8,13,6,10,-355,-339,-357,-352,-346,-169,-167,-146,-500,-477,-448,-285,-356,-221,-180,-189,-188,-177,-235,-10,-53,0,0,0,0,0,0,0,0,0,0,0,0,96,0,0,18,114,0,0,0,0,0,0,0,61,0,0,0,266,630,522,250,1268,1167,1184,972,1089,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:16]} d5 {[%emt 0:02:21]} 2. c4 {[%emt 0:00:09]} c6 {[%emt 0:00:09]} 3. Nc3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:17]} 4. Nf3 {[%emt 0:00:08]} e6 {[%emt 0:00:03]} 5. Bg5 {[%emt 0:00:48]} dxc4 {[%emt 0:00:10]} 6. e4 {[%emt 0:04:30]} b5 {[%emt 0:00:05]} 7. e5 {[%emt 0:00:36]} h6 {[%emt 0:00:04]} 8. Bh4 {[%emt 0:00:05]} g5 {[%emt 0:00:04]} 9. Nxg5 {[%emt 0:00:11]} hxg5 {[%emt 0:00:03]} 10. Bxg5 {[%emt 0:00:08]} Nbd7 {[%emt 0:00:03]} 11. exf6 {[%emt 0:00:43]} Bb7 {[%emt 0:00:04]} 12. g3 {[%emt 0:11:17]} c5 {[%emt 0:00:24]} 13. d5 {[%emt 0:00:09]} Qb6 {[%emt 0:00:04]} 14. Bg2 {[%emt 0:01:06]} O-O-O {[%emt 0:00:07]} 15. O-O {[%emt 0:00:05]} b4 {[%emt 0:00:03]} 16. Na4 {[%emt 0:03:58]} (16. Rb1 {keeps more tension.} Qa6 17. dxe6 Bxg2 18. e7) 16... Qa6 {[%emt 0:00:05] D44: Semi-Slav: Botvinnik System.} 17. b3 {[%emt 0:11:35]} c3 {[%emt 0:25:46] ...Bxd5 is the strong threat.} 18. a3 $1 {[%emt 0:08:43]} Bxd5 $1 {[%emt 0:02:54]} 19. Bxd5 {[%emt 0:03:50]} Ne5 {[%emt 0:01:17] [#]} (19... exd5 $2 20. Qxd5 Qb7 21. Qxf7 $16) 20. Qc2 $146 {[%emt 0:13:34][%mdl 8192]} ({Predecessor:} 20. axb4 Rxd5 21. Nxc3 Rxd1 22. Rxa6 Rd3 23. Rc1 Kb7 24. b5 Nf3+ 25. Kf1 Rxh2 26. Ke2 Rxc3 27. Rxc3 Nd4+ 28. Kd3 Nxb5 29. Ra2 Nxc3 30. Kxc3 Bh6 {½-½ Relyea,A (2283)-Boada Marti,M (2280) WS TT/4/19/fin email 2020}) 20... Rxd5 $19 {[%emt 0:06:00]} 21. Qe4 {[%emt 0:03:06] Repels Nf3+} Qd3 {[%emt 0:04:05]} 22. Qxd3 {[%emt 0:00:18]} Nxd3 {[%emt 0:01:46]} (22... Rxd3 $142 23. Kg2 c4 24. axb4 cxb3) 23. Be3 {[%emt 0:00:09]} Rd7 {[%emt 0:16:48]} 24. Rfd1 $2 {[%emt 0:01:45][%mdl 8192]} (24. Ra2 $17) 24... Bh6 {[%emt 0:02:13]} 25. f4 {[%emt 0:01:43]} (25. Nxc5 Nxc5 26. Rxd7 (26. Bxc5 $2 Rxd1+ 27. Rxd1 c2 $19) 26... Nxd7 $19) 25... Rhd8 {[%emt 0:00:31]} 26. Rf1 {[%emt 0:11:48]} Bf8 {[%emt 0:15:07]} 27. h4 {[%emt 0:02:08]} Kb7 {[%emt 0:00:48]} 28. g4 {[%emt 0:04:26]} Kc6 {[%emt 0:00:23]} 29. g5 {[%emt 0:02:23] [#]} (29. axb4 $142 cxb4 30. g5) 29... Rd4 $2 {[%emt 0:05:33]} 30. Bxd4 $11 {[%emt 0:01:03]} Rxd4 {[%emt 0:00:04]} (30... cxd4 $15 31. Rad1 Nc5 32. axb4 Nxa4 33. bxa4 Bxb4) 31. axb4 {[%emt 0:04:17]} cxb4 {[%emt 0:00:08]} 32. Rad1 {[%emt 0:02:27]} c2 {[%emt 0:04:57]} 33. Rd2 {[%emt 0:00:27]} c1=Q {[%emt 0:00:06]} (33... Ne1 $2 34. Rxd4 $18) 34. Rxc1+ {[%emt 0:00:04]} Nxc1 {[%emt 0:00:05]} 35. Rc2+ {[%emt 0:00:55]} Kd5 {[%emt 0:03:05]} 36. Rxc1 {[%emt 0:01:16]} Rxf4 {[%emt 0:00:46][%mdl 4096] Endgame KRB-KRN} (36... Bd6 $1 $11) 37. Rc7 {[%emt 0:00:56]} (37. Rc4 $1 $16 {[%cal Rc4f4]} Rxc4 38. bxc4+ Ke4 39. h5) 37... Rxh4 {[%emt 0:01:34]} 38. Rxf7 {[%emt 0:00:15]} Rg4+ {[%emt 0:00:32]} (38... Bd6 $1 $11) 39. Kf2 {[%emt 0:00:47] White has more active pieces.} ({White should try} 39. Kh1 $16 Bd6 40. Rxa7) 39... Bd6 {[%emt 0:00:05]} 40. Rxa7 {[%emt 0:00:00] Threatens to win with Ra5+.} e5 $1 {[%emt 0:00:00]} 41. Rg7 {[%emt 0:06:30]} Ke6 {[%emt 0:02:25]} 42. Kf3 {[%emt 0:05:11]} Kf5 {[%emt 0:01:33]} (42... Rf4+ $11 43. Ke2 Re4+ 44. Kf3 Rf4+ 45. Ke3 Rg4) 43. f7 {[%emt 0:02:26]} (43. Rd7 $14 Rf4+ 44. Kg3) 43... e4+ {[%emt 0:00:56]} 44. Kf2 {[%emt 0:02:02]} (44. Ke3 $5 Rg3+ $8 45. Ke2 $14) 44... Rf4+ $2 {[%emt 0:11:51][%mdl 8192]} (44... Rg3 $1 $11) 45. Ke2 $18 {[%emt 0:02:14]} Rf3 {[%emt 0:01:04]} 46. g6 {[%emt 0:01:29]} (46. Rg8 $142 Rxb3 47. g6 (47. f8=R+ Bxf8 48. Rxf8+ Kxg5 $14) (47. f8=B Bf4 $11)) 46... Rxb3 $2 {[%emt 0:00:31]} (46... Rg3 47. Rg8 Rg2+ 48. Ke3 Rxg6 49. f8=Q+ Bxf8 50. Rxf8+ Ke5) 47. Rg8 $1 {[%emt 0:00:58]} Kf6 {[%emt 0:00:13] [#]} 48. Nb6 $1 (48. f8=R+ Bxf8 49. Rxf8+ Kxg6 $14) 48... Rf3 {[%emt 0:06:14] [#]} 49. Nd5+ $2 {[%emt 0:04:48]} ({Weaker is} 49. f8=R+ Bxf8 50. Rxf8+ Kxg6 $11) (49. Nc4 $1 $18 {[%cal Rc4d6]} Bc5 50. Ne5 (50. f8=R+ Bxf8 51. Rxf8+ Kxg6 $14) 50... Re3+ 51. Kd2 Rd3+ 52. Nxd3 e3+ 53. Ke2) 49... Kg5 $11 {[%emt 0:01:19] The position is equal.} 50. Rd8 {[%emt 0:03:44] Really sharp!} Kxg6 {[%emt 0:00:31]} 51. Rxd6+ {[%emt 0:00:08]} Kxf7 {[%emt 0:00:04]} 52. Nxb4 {[%emt 0:00:10] Weighted Error Value: White=0.64/Black=0.46} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.6"]
[White "Backiel, Hubert"]
[Black "Wojdak, Jan"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2127"]
[BlackElo "2097"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,99,23,25,44,22,30,26,64,0,27,31,27,25,28,27,37,-7,0,0,0,0,0,0,0,-18,2,-10,58,57,54,40,55,50,83,47,183,120,117,13,13,23,23,6,21,20,364,351,527,515,668,631,713,713,713,713,763,763,1505,333,620,391,723,377,406,350,859,586,904,902,893,730,678,0,866,428,29975,29976,29981,29982,29990,4682,1691,1443,1843,1680,1988,2157,2000,1592,1201,1082]} 1. e4 {[%emt 0:03:02]} c6 {[%emt 0:00:26]} 2. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:07]} 3. e5 {[%emt 0:00:01]} Bf5 {[%emt 0:00:09]} 4. Nf3 {[%emt 0:00:04]} e6 {[%emt 0:00:37]} 5. Be2 {[%emt 0:00:03]} Nd7 {[%emt 0:00:18]} 6. O-O {[%emt 0:00:03]} a5 {[%emt 0:03:42] B12: Caro-Kann: Advance Variation.} 7. c3 {[%emt 0:08:23]} a4 {[%emt 0:03:09]} 8. Nbd2 {[%emt 0:03:32][%cal Bb1d2,Bd2f1,Bf1g3,Bg3h5,Bh5f4][%mdl 32]} f6 {[%emt 0:03:30] White has an edge.} 9. exf6 {[%emt 0:14:46]} (9. b4 $14) 9... Qxf6 {[%emt 0:09:48]} 10. Re1 {[%emt 0:01:12]} Bd6 {[%emt 0:00:39]} 11. Nf1 {[%emt 0:02:57]} Ne7 {[%emt 0:04:51][%cal Bg8e7,Be7g6,Bg6f4][%mdl 32] [#]} 12. Ng3 $146 {[%emt 0:05:19]} ({Predecessor:} 12. Bg5 Qf7 13. Bh4 Ng6 14. Ng5 Qf6 15. Ne4 Qf8 16. Nxd6+ Qxd6 17. Bg3 Qe7 18. Bg4 {½-½ Vachier Lagrave,M (2736)-Mitrabha,G (2510) Chessable Masters Play In rapid 2023 (1)}) 12... h6 {[%emt 0:02:49] Against Bg5} 13. Nh5 {[%emt 0:19:23]} Qf7 {[%emt 0:00:14]} 14. Bf4 {[%emt 0:00:01]} Bxf4 {[%emt 0:01:33]} 15. Nxf4 {[%emt 0:00:03]} g5 {[%emt 0:06:34] Inhibits Nh4.} 16. Nd3 $36 {[%emt 0:00:05][%mdl 2048] Black is under pressure.} Ng6 {[%emt 0:00:51]} 17. Qd2 {[%emt 0:12:30]} Be4 {[%emt 0:05:56]} 18. Qe3 {[%emt 0:00:28]} Rf8 {[%emt 0:06:13]} (18... O-O $11) 19. Nd2 $14 {[%emt 0:00:27]} Bxd3 {[%emt 0:08:57]} 20. Bxd3 {[%emt 0:00:11]} Nf4 {[%emt 0:00:05]} 21. Bf1 {[%emt 0:01:52][%cal Bd3f1,Bf1h3,Bh3g4][%mdl 32]} O-O-O {[%emt 0:02:24]} 22. g3 {[%emt 0:04:38]} Rg8 {[%emt 0:11:06]} 23. Kh1 {[%emt 0:05:33]} (23. gxf4 $2 {is the wrong capture.} gxf4+ $19) (23. Qf3 $18) 23... Nh5 {[%emt 0:00:43]} 24. Qxe6 {[%emt 0:01:33]} ({Better is} 24. b4 $16) 24... Qxf2 $11 {[%emt 0:01:39]} 25. Re2 {[%emt 0:00:04]} (25. Qxh6 $2 {too greedy.} Rh8 26. Re6 Rxh6 $19) (25. Qe3 {simplifies} Qxe3 26. Rxe3 Nhf6 27. Rae1) 25... Qf6 {[%emt 0:04:58]} 26. Bh3 {[%emt 0:03:02]} Qg7 {[%emt 0:01:17]} (26... Qxe6 {simplifies} 27. Rxe6 g4 28. Bf1 Nhf6) 27. Rf1 {[%emt 0:01:55][%cal Ba1f1,Bf1f2,Bf2f3][%mdl 32] [#] aiming for Rf7.} Rgf8 {[%emt 0:04:20][%mdl 8192] Prevents Rf7. White leaves nothing to chance now.} (27... g4 $1 $11 28. Rf7 Qg6 29. Qxg6 Rxg6) 28. Ref2 $18 {[%emt 0:02:16]} Rxf2 {[%emt 0:11:20]} (28... g4 {might work better.}) 29. Rxf2 {[%emt 0:00:07] Rf7 would be deadly.} g4 {[%emt 0:02:00]} 30. Bxg4 {[%emt 0:01:29]} Nxg3+ {[%emt 0:00:29]} 31. hxg3 {[%emt 0:00:30]} h5 {[%emt 0:00:03]} 32. Bh3 {[%emt 0:00:44]} Qxg3 {[%emt 0:00:10]} 33. Rf3 {[%emt 0:00:30]} Qg5 {[%emt 0:00:22]} 34. Qe3 $2 {[%emt 0:00:35]} (34. Qd6) 34... Qg7 {[%emt 0:00:23] Prevents Rf7.} (34... Qxe3 35. Rxe3 Kb8) 35. Qe5 {[%emt 0:01:42]} Qh7 {[%emt 0:00:13]} (35... Rg8 36. Qh2 (36. Qxh5 $2 Qg1#) 36... Kd8) 36. Qf5 {[%emt 0:00:30]} Qh6 {[%emt 0:00:07]} 37. Qf4 {[%emt 0:00:13]} Qh7 {[%emt 0:01:06]} (37... Qxf4 38. Rxf4 Re8) 38. Bf5 {[%emt 0:00:23]} Qg7 {[%emt 0:00:15]} 39. Rg3 {[%emt 0:01:12]} Qe7 {[%emt 0:00:07]} 40. Re3 {[%emt 0:00:00]} Qg7 {[%emt 0:00:00]} 41. Rg3 {[%emt 0:04:30]} Qe7 {[%emt 0:01:13]} 42. Qe5 {[%emt 0:01:56] Against a3} (42. Nf3 $142 {Threatens to win with Ne5.} Rf8 43. Ne5 Rxf5 44. Qxf5) 42... Qh4+ {[%emt 0:00:32]} (42... Qxe5 $18 43. dxe5 Rf8) 43. Kg2 {[%emt 0:00:13]} a3 {[%emt 0:01:17]} 44. bxa3 {[%emt 0:02:33]} c5 {[%emt 0:00:09]} 45. Nf3 {[%emt 0:00:15]} (45. Rg7 $142 cxd4 46. Qd6 Qg4+ 47. Bxg4 hxg4 48. Nb3 b6 49. Qc6+ Kb8 50. Nxd4) 45... Qe4 {[%emt 0:00:27] White is clearly winning.} 46. Bxe4 {[%emt 0:00:32]} Nxe5 {[%emt 0:00:04]} 47. Bf5+ {[%emt 0:00:06]} Nd7 {[%emt 0:00:05]} 48. Ne5 {[%emt 0:00:04]} Kc7 {[%emt 0:00:21]} 49. Bxd7 {[%emt 0:00:24] [#] Black must now prevent Rg7.} Ra8 {[%emt 0:00:04]} 50. a4 {[%emt 0:00:05] Weighted Error Value: White=0.71/Black=0.67} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.7"]
[White "Taranowicz, Michal"]
[Black "Biesiadecki, Adam"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1900"]
[BlackElo "1761"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,45,19,19,15,18,10,103,111,103,101,170,156,160,139,157,143,316,309,307,269,279,274,297,234,475,356,475,473,641,622,742,715,731,721]} 1. e4 {[%emt 0:01:06]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:04]} g6 {[%emt 0:00:07]} 4. Bxc6 {[%emt 0:00:06]} dxc6 {[%emt 0:00:10]} 5. d3 {[%emt 0:00:05]} Bg7 {[%emt 0:00:09]} 6. h3 {[%emt 0:00:04]} e5 {[%emt 0:00:08]} 7. Be3 {[%emt 0:00:06]} b6 {[%emt 0:00:06]} 8. a4 {[%emt 0:00:05][%cal Oa4a5] B31: Sicilian: 2...Nc6 3 Bb5 g6.} a5 {[%emt 0:00:21]} 9. Na3 {[%emt 0:00:05]} h6 {[%emt 0:01:06]} (9... Qc7 $11 {keeps the balance.}) 10. Nc4 $16 {[%emt 0:00:28] White is better.} Qc7 {[%emt 0:00:20]} 11. b4 {[%emt 0:00:51]} axb4 {[%emt 0:14:50] [#]} (11... cxb4 $16 12. Bxb6 Qe7) 12. a5 $1 $18 {[%emt 0:00:15][%mdl 576] Deflection} bxa5 {[%emt 0:12:00]} 13. Bxc5 {[%emt 0:00:07] [#] Nd6+ would be deadly.} Bf8 $146 {[%emt 0:20:41] Repels Nd6+} ({Predecessor:} 13... Ne7 14. Bb6 Qb8 15. Rxa5 Rxa5 16. Bxa5 O-O 17. Qb1 Be6 18. Nfd2 c5 19. O-O Rc8 {1-0 Player,E (2172)-Djordjevic,D (2166) Titled Tuesday intern op 22nd Dec blitz 2020 (11)}) 14. Bb6 {[%emt 0:03:11][%cal Bc5b6,Bb6e3,Be3f4][%mdl 32] White is much more active.} Qb8 {[%emt 0:00:36]} (14... Qb7 $16 15. Nfxe5 (15. Bxa5 f6 $16) 15... a4) 15. Nfxe5 {[%emt 0:01:47][%cal Bf3e5,Be5c6,Bc6a5][%mdl 32]} ({Weaker is} 15. Rxa5 Rxa5 16. Bxa5 f6 $16) 15... a4 {[%emt 0:05:45]} 16. Nxc6 {[%emt 0:04:13]} ({But not} 16. Qf3 $6 Be6 17. Nxc6 Qc8 $18) 16... Qb7 {[%emt 0:00:32]} 17. N6a5 {[%emt 0:02:45] A dynamic duo of knights.} Qd7 {[%emt 0:00:34]} 18. Be3 {[%emt 0:02:38] [#] Strongly threatening Nb6.} Rb8 {[%emt 0:01:51]} (18... Qb5 {might work better.}) 19. O-O {[%emt 0:01:08] Threatens to win with Bf4.} Bg7 {[%emt 0:01:13]} 20. Bf4 {[%emt 0:00:59] White is clearly winning.} Ra8 {[%emt 0:00:34]} 21. Nb6 {[%emt 0:02:16][%csl LRa4,LRa8,LRd7]} Rxa5 {[%emt 0:01:06]} 22. Nxd7 {[%emt 0:00:19]} Bxd7 {[%emt 0:00:02]} 23. d4 {[%emt 0:02:39] White took control after the opening.   Weighted Error Value: White=0.20 (precise) /Black=0.68} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.8"]
[White "Madajczak, Piotr"]
[Black "Czernek, Tymon"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "1897"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,77,14,39,33,45,37,35,27,36,26,31,22,27,22,24,32,20,15,13,14,15,4,8,0,0,-37,-16,-35,-21,-20,-19,-22,-23,-26,-31,-42,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-22,0,0,0,0,0,0,0,0,0,0,0,0,-6,-6,-6,0,-6,0,-6]} 1. c4 {[%emt 0:00:03]} e5 {[%emt 0:00:11]} 2. Nc3 {[%emt 0:00:10]} Nf6 {[%emt 0:00:07]} 3. g3 {[%emt 0:00:08]} c6 {[%emt 0:00:06]} 4. Nf3 {[%emt 0:00:18]} e4 {[%emt 0:00:10]} 5. Nd4 {[%emt 0:00:07]} d5 {[%emt 0:00:03]} 6. cxd5 {[%emt 0:00:21] A23: English Opening: 1...e5 2 Nc3 Nf6 3 g3 c6.} Bc5 {[%emt 0:00:05]} 7. Nb3 {[%emt 0:00:36]} Bb6 {[%emt 0:00:07]} 8. Bg2 {[%emt 0:00:56] White is slightly better.} cxd5 {[%emt 0:00:12]} 9. d3 {[%emt 0:01:00][%cal Rd3e4]} Ng4 {[%emt 0:00:32]} 10. O-O {[%emt 0:14:43]} (10. dxe4 Nxf2 11. Qxd5 Nxh1 12. Qxd8+ Bxd8 $17) 10... e3 {[%emt 0:00:03] [#]} 11. fxe3 $146 {[%emt 0:21:08]} ({Reject} 11. Bxd5 exf2+ 12. Kg2 O-O $15) ({Predecessor:} 11. Nxd5 exf2+ 12. Kh1 h5 13. h4 Nc6 14. d4 O-O 15. e4 a5 16. a4 Re8 17. Bf4 {0-1 Jongsma,A (2300)-Comp Rajah The Hague AEGON 1997 (2)}) 11... Bxe3+ {[%emt 0:00:06]} 12. Kh1 $1 {[%emt 0:00:04]} Be6 {[%emt 0:00:04]} 13. d4 {[%emt 0:07:53]} ({Of course not} 13. Bxe3 Nxe3 14. Qd2 Nxf1 15. Rxf1 Nc6 $17) 13... Nc6 {[%emt 0:10:44]} 14. Rf3 {[%emt 0:08:49]} Bxc1 {[%emt 0:00:49]} (14... Nf2+ 15. Rxf2 Bxf2 16. Qd2 $16) 15. Qxc1 {[%emt 0:05:07]} O-O {[%emt 0:00:32]} 16. Qf4 {[%emt 0:01:06]} b6 {[%emt 0:06:12]} 17. Rd1 {[%emt 0:01:58]} f5 {[%emt 0:01:50]} 18. Rff1 {[%emt 0:03:35]} Qd7 {[%emt 0:05:27]} 19. Nc1 {[%emt 0:00:47]} Nf6 {[%emt 0:02:23]} 20. Nd3 {[%emt 0:06:11]} Ne4 {[%emt 0:00:08]} 21. Ne5 {[%emt 0:00:29]} Nxe5 {[%emt 0:00:54]} 22. Qxe5 {[%emt 0:00:03][%cal Rc3e4]} Rae8 {[%emt 0:02:02]} 23. Nxe4 {[%emt 0:02:47] The position is equal.} fxe4 {[%emt 0:00:06]} 24. Rxf8+ {[%emt 0:05:07]} Rxf8 {[%emt 0:00:02]} 25. Rc1 $1 {[%emt 0:00:33] [#] Rc7 is the strong threat.} Rc8 {[%emt 0:00:48] Repels Rc7} 26. Rxc8+ {[%emt 0:01:59]} Qxc8 $11 {[%emt 0:00:01][%mdl 4096] Endgame KQB-KQB} 27. h4 {[%emt 0:00:09]} h6 {[%emt 0:00:54]} 28. Kh2 {[%emt 0:00:37]} Qd7 {[%emt 0:01:52]} 29. b3 {[%emt 0:02:05]} Kh7 {[%emt 0:03:01]} 30. Kg1 {[%emt 0:00:33]} b5 {[%emt 0:02:11]} 31. b4 {[%emt 0:03:03]} Qc6 {[%emt 0:01:57]} 32. Kf2 {[%emt 0:00:44]} Bg4 {[%emt 0:01:12]} 33. Bf1 {[%emt 0:01:28]} h5 {[%emt 0:01:33]} 34. Qg5 {[%emt 0:01:17]} Qc4 {[%emt 0:02:16]} 35. Qd2 {[%emt 0:00:17]} a6 {[%emt 0:00:51]} 36. Ke3 {[%emt 0:00:34]} Qc7 {[%emt 0:01:26][%cal Rc7g3] [#]} 37. Kf2 {[%emt 0:00:09]} Qc4 {[%emt 0:02:43]} 38. Ke3 {[%emt 0:00:06]} Qc7 {[%emt 0:00:40][%cal Rc7g3]} 39. Kf2 $1 {[%emt 0:00:07] Weighted Error Value: White=0.03 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.9"]
[White "Turski, Bartlomiej"]
[Black "Grzesik, Gracjan"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2352"]
[BlackElo "2149"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,87,29,20,0,0,0,0,5,12,0,0,0,2,0,0,15,18,18,23,32,80,74,91,95,90,100,131,129,122,133,134,133,129,131,129,131,152,116,110,115,131,127,161,180,508,117,733,736,729,733,899,890,1839,1778,1646,1657,1551,1578,1664,927,29973,29974,29973,29974,29981,29982,29983,29984,29980,29981,29981,29982,29986,29987,29987,29977,29992,29993,29993,29989]} 1. e4 c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:27]} d6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:04]} a6 {[%emt 0:00:04]} 6. h4 {[%emt 0:00:05] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} e5 {[%emt 0:01:40]} 7. Nb3 {[%emt 0:00:15]} Be7 {[%emt 0:01:28]} 8. Bg5 {[%emt 0:00:10] The position is equal.} Be6 {[%emt 0:04:51]} 9. Bxf6 {[%emt 0:00:44]} Bxf6 {[%emt 0:00:19]} 10. g3 {[%emt 0:00:05]} O-O {[%emt 0:06:40]} 11. Qd2 {[%emt 0:00:23]} Be7 {[%emt 0:02:14]} 12. O-O-O {[%emt 0:00:44]} Nd7 {[%emt 0:03:07]} 13. f4 {[%emt 0:13:26]} b5 {[%emt 0:11:48]} 14. f5 {[%emt 0:04:49]} Bxb3 {[%emt 0:09:14] [#]} (14... Bc4 $14 {feels stronger.}) 15. axb3 $146 {[%emt 0:01:03]} ({Predecessor:} 15. cxb3 Nf6 16. Qe3 Rc8 17. Kb1 Qc7 18. Bd3 Rfe8 19. Qf3 h6 20. g4 b4 21. Na4 {1-0 Sadhwani,R (2493)-Eynullayev,A (2204) Abu Dhabi op 26th 2019 (1)}) 15... Nb6 {[%emt 0:01:54] Black is weak on the light squares} 16. Kb1 {[%emt 0:05:53]} Qc7 {[%emt 0:04:50]} 17. g4 {[%emt 0:07:04]} Rfc8 {[%emt 0:10:40]} 18. g5 {[%emt 0:10:43][%cal Of5f6]} f6 {[%emt 0:11:29]} 19. gxf6 {[%emt 0:11:23]} Bxf6 {[%emt 0:04:20]} 20. h5 {[%emt 0:07:52]} h6 {[%emt 0:00:45]} 21. Rg1 {[%emt 0:02:48]} Kh7 {[%emt 0:04:54]} 22. Qxd6 {[%emt 0:06:02]} (22. Qg2 $6 Bg5 $14) 22... Qa7 {[%emt 0:05:06]} 23. Bd3 {[%emt 0:10:35] White has more active pieces.} Rd8 {[%emt 0:03:47]} 24. Qc5 {[%emt 0:03:42]} Rac8 {[%emt 0:06:21]} 25. Qe3 {[%emt 0:02:53][%cal Oc3d5]} Qb7 {[%emt 0:01:12] Wards off Nd5} 26. Rg6 {[%emt 0:01:51][%cal Og6f6] Hoping for Rxf6!} (26. Qg3 Kh8 $16) 26... b4 $2 {[%emt 0:01:49]} (26... Rd6 27. Rdg1 Kh8) 27. Ne2 $2 {[%emt 0:04:52]} (27. Rxf6 $18 gxf6 28. Rg1) 27... a5 $2 {[%emt 0:02:26][%mdl 8192] [#] Loses the game.} (27... Rd6 $16) 28. Rxf6 $1 $18 {[%emt 0:03:42][%mdl 512]} gxf6 29. Rg1 {[%emt 0:00:01] aiming for Rg6.} Rg8 {[%emt 0:02:41]} 30. Rg6 {[%emt 0:00:09]} Rxg6 {[%emt 0:00:51]} 31. fxg6+ {[%emt 0:01:25]} Kg8 {[%emt 0:00:22]} 32. Ng3 {[%emt 0:00:39]} a4 {[%emt 0:00:40]} 33. Nf5 {[%emt 0:00:56]} axb3 {[%emt 0:00:29]} 34. cxb3 {[%emt 0:00:27][%cal Bc2b3,Bb3c4,Bc4c5,Bc5b6][%mdl 32]} Qa7 {[%emt 0:00:34]} 35. Bc4+ {[%emt 0:01:38] White mates.} Rxc4 {[%emt 0:00:28]} 36. bxc4 {[%emt 0:00:07] KQN-KQN} Qd7 {[%emt 0:00:31]} 37. Qb3 {[%emt 0:01:08]} (37. Qxb6 Qd1+ 38. Ka2 Qa4+ 39. Kb1 Qd1+ 40. Ka2 Qa4+ 41. Kb1 Qd1+ $11) 37... Kh8 {[%emt 0:00:32]} 38. g7+ {[%emt 0:00:25]} Kh7 {[%emt 0:00:05]} 39. g8=Q+ {[%emt 0:00:24][%mdl 64] Decoy} Kxg8 {[%emt 0:00:04]} 40. c5+ {[%emt 0:00:00][%mdl 64] Discovered Attack} Kh8 {[%emt 0:00:00]} 41. cxb6 {[%emt 0:00:19]} Qb5 {[%emt 0:01:31]} 42. Qd1 {[%emt 0:01:52]} ({Not} 42. Nxh6 Qf1+ 43. Ka2 Qa6+ 44. Kb1 Qf1+ 45. Kc2 (45. Ka2 Qa6+ 46. Kb1 Qf1+ $11) 45... Qf2+ 46. Kd3 Qf1+ 47. Kd2 (47. Kc2 Qf2+ 48. Kd3 Qf1+ 49. Kd2 Qf2+ 50. Kd3 $11) 47... Qf2+ 48. Kd3 (48. Kd1 Qf1+ 49. Kd2 Qf2+ 50. Kd3 Qf1+ 51. Kd2 $11) 48... Qf1+ 49. Kd2 (49. Kc2 Qf2+ 50. Kd3 $11) 49... Qf2+ 50. Kd3 $11 (50. Kd1 Qf1+ 51. Kd2 $11)) (42. Qf7 Qd3+ 43. Ka1 Qa6+ 44. Kb1 Qf1+ 45. Ka2 Qa6+ 46. Kb3 Qd3+ 47. Ka4 Qa6+ 48. Kxb4 (48. Kb3 Qd3+ 49. Kxb4 Qb5+ 50. Kc3 Qxb2+ 51. Kd3 Qb1+ 52. Ke2 Qc2+ 53. Kf3 Qd1+ 54. Kg3 Qd3+ 55. Kh2 Qe2+ 56. Kh3 Qf1+ 57. Kh4 Qf4+ 58. Kh3 Qf1+ 59. Kh4 Qf4+ 60. Kh3 Qf1+ $11) 48... Qb5+ 49. Kc3 Qxb2+ 50. Kd3 Qb1+ 51. Ke2 (51. Kc3 Qb2+ 52. Kxb2 $11) 51... Qc2+ 52. Kf3 Qd1+ 53. Kg3 Qd3+ 54. Kh4 (54. Kh2 Qe2+ 55. Kh1 Qf1+ 56. Kh2 Qe2+ 57. Kh3 Qf1+ 58. Kh4 Qf4+ 59. Kh3 Qf1+ 60. Kh4 Qf4+ 61. Kh3 Qf1+ $11) 54... Qxe4+ 55. Kh3 (55. Kg3 Qf4+ 56. Kh3 Qxf5+ 57. Kg3 Qf4+ 58. Kg2 Qe4+ 59. Kf2 Qd4+ 60. Kg2 Qb2+ 61. Kh1 Qxb6 $11) 55... Qxf5+ 56. Kg3 Qf4+ 57. Kg2 Qe4+ 58. Kf2 (58. Kh2 Qf4+ 59. Kg2 Qe4+ 60. Kf2 Qd4+ 61. Kg2 Qxb6 $11) 58... Qd4+ 59. Kg2 (59. Kf3 e4+ 60. Kg4 Qxb6 $11) 59... Qxb6 $11) 42... Kh7 {[%emt 0:01:03]} 43. b3 {[%emt 0:00:44]} Qc6 {[%emt 0:00:56]} 44. Qg4 {[%emt 0:00:55] Weighted Error Value: White=0.16 (very precise) /Black=0.36} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.10"]
[White "Zdybel, Przemyslaw"]
[Black "Stachecki, Mikolaj"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2268"]
[BlackElo "2015"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,90,30,39,37,37,66,66,71,60,61,56,91,93,135,90,101,68,114,112,143,148,168,114,114,102,120,45,58,56,90,48,70,69,56,35,36,51,77,64,70,60,65,56,58,17,28,0,114,120,117,121,140,100,142,106,113,127,132,0,239,6,6,8,8,8,8,8,8,0,0,0,0,-6,-6,-22,-22]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:12]} 2. Nc3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:07]} 3. g3 {[%emt 0:00:06]} g6 {[%emt 0:00:19]} 4. Bg2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:13]} 5. d3 {[%emt 0:00:11]} e6 {[%emt 0:00:13]} 6. Be3 {[%emt 0:00:05]} d6 {[%emt 0:00:06]} 7. Qd2 Nge7 {[%emt 0:00:14]} 8. Bh6 {[%emt 0:00:09]} Bxh6 {[%emt 0:01:08]} 9. Qxh6 {[%emt 0:00:09]} Ng8 {[%emt 0:00:06] B26: Closed Sicilian: 3 g3, lines with early Be3.} 10. Qd2 {[%emt 0:00:44]} Nd4 {[%emt 0:05:22]} 11. Nd1 {[%emt 0:02:26]} Ne7 {[%emt 0:01:52] White is slightly better.} 12. c3 {[%emt 0:00:31]} Ndc6 {[%emt 0:00:08]} 13. f4 {[%emt 0:04:58]} f5 {[%emt 0:01:11]} 14. Nf3 {[%emt 0:02:56]} O-O {[%emt 0:01:57]} 15. O-O {[%emt 0:03:12] [#]} Rb8 $146 {[%emt 0:03:14]} ({Predecessor:} 15... b5 16. exf5 exf5 17. d4 Rb8 18. Ne3 b4 19. Rfe1 h6 20. Rad1 Bb7 21. Qe2 bxc3 22. bxc3 cxd4 23. Nxd4 Nxd4 {0-1 Chyzhevskyy,M (1880)-Grechko,V (2104) Chernivtsi op 2021 (2)}) 16. exf5 {[%emt 0:03:22]} exf5 {[%emt 0:11:38]} (16... Nxf5 $14 17. Ne3 Bd7) 17. Re1 $16 {[%emt 0:01:25]} Kg7 {[%emt 0:08:06]} 18. d4 {[%emt 0:03:06] aiming for d5.} Ng8 {[%emt 0:01:35]} 19. d5 {[%emt 0:01:49]} (19. dxc5 $18 dxc5 20. Qe3) 19... Nce7 {[%emt 0:02:40]} 20. Ng5 {[%emt 0:00:46]} Nf6 {[%emt 0:08:37]} 21. Nf2 {[%emt 0:36:26]} ({Better is} 21. Ne3 $16) 21... Re8 $14 22. Rad1 {[%emt 0:01:32]} Qc7 {[%emt 0:05:56]} 23. h3 {[%emt 0:03:35]} h6 {[%emt 0:01:25]} 24. Ne6+ {[%emt 0:00:11]} Bxe6 {[%emt 0:00:06]} 25. Rxe6 {[%emt 0:00:31]} Neg8 {[%emt 0:06:15]} 26. g4 {[%emt 0:09:56]} Rxe6 {[%emt 0:03:17]} 27. dxe6 {[%emt 0:00:03]} Rd8 {[%emt 0:01:10]} 28. c4 {[%emt 0:05:25]} Kh7 {[%emt 0:03:34]} 29. g5 {[%emt 0:05:53]} Ne8 {[%emt 0:08:11]} 30. gxh6 {[%emt 0:01:54]} Kxh6 {[%emt 0:02:15]} 31. h4 {[%emt 0:04:28]} Qe7 {[%emt 0:04:01] [#]} (31... Ng7 $1 $11) 32. Nh3 $1 $36 {[%emt 0:00:02][%mdl 2048] Black is under strong pressure.} Kg7 {[%emt 0:05:45]} 33. Ng5 {[%emt 0:00:34]} Nh6 {[%emt 0:02:51]} 34. b4 {[%emt 0:00:51]} Rc8 {[%emt 0:02:27]} 35. bxc5 {[%emt 0:02:43]} Rxc5 {[%emt 0:01:07]} 36. Qd4+ {[%emt 0:03:54]} ({Much less strong is} 36. Rb1 b6 $14) 36... Qf6 {[%emt 0:02:40]} 37. Bxb7 {[%emt 0:00:24] White is much more active.} (37. Qd3 $16) 37... a5 $2 {[%emt 0:01:33] [#]} (37... Qxd4+ $11 {and Black has nothing to worry.} 38. Rxd4 Kf8) 38. Ba6 $2 {[%emt 0:02:55]} (38. Qd3 $1 $18) 38... Qxd4+ $11 {[%emt 0:02:22] The position is equal.} 39. Rxd4 {[%emt 0:00:01] e7 would be deadly.} Kf6 {[%emt 0:00:22]} 40. Bb5 {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 41. Bxe8 {[%emt 0:21:17]} Kxe8 {[%emt 0:01:53]} 42. Kf2 {[%emt 0:02:20]} Ke7 {[%emt 0:10:04]} 43. Ke2 {[%emt 0:00:59]} Ng4 {[%emt 0:02:01]} 44. a4 {[%emt 0:02:26]} Nf6 $1 {[%emt 0:00:20]} 45. Kd3 {[%emt 0:01:53]} Rc8 {[%emt 0:00:53] Weighted Error Value: White=0.28 (precise) /Black=0.23 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.11"]
[White "Pisarek, Jan"]
[Black "Paprocki, Antoni"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1931"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,68,15,16,12,12,4,0,6,18,2,0,12,0,30,26,28,36,47,36,42,24,36,29,46,10,50,70,62,42,94,86,85,76,81,54,56,0,0,0,0,0,15,22,50,13,14,13,9,8,49,45,45,37,124,0,14,-151,-94,-952,-933]} 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:44]} 2. Nf3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:06]} 3. Bc4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:05]} 4. d3 {[%emt 0:00:13]} Bc5 {[%emt 0:00:07]} 5. c3 {[%emt 0:00:07]} d6 {[%emt 0:00:05]} 6. h3 {[%emt 0:00:13]} a5 {[%emt 0:00:34] C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. Nbd2 {[%emt 0:02:50][%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} O-O {[%emt 0:01:36]} 8. O-O {[%emt 0:00:35]} h6 {[%emt 0:02:33] The position is equal.} 9. Re1 {[%emt 0:01:23]} Be6 {[%emt 0:00:06]} 10. Bb3 {[%emt 0:17:55]} Ba7 {[%emt 0:04:08]} 11. Bc2 {[%emt 0:03:15] outshines the older 11.Nf1.} Ne7 {[%emt 0:07:50]} 12. Nf1 {[%emt 0:01:55]} c6 {[%emt 0:02:13]} 13. Ng3 {[%emt 0:02:25]} Ng6 {[%emt 0:04:08]} 14. d4 {[%emt 0:11:33]} Re8 {[%emt 0:01:14]} 15. a4 {[%emt 0:02:29]} Qc7 {[%emt 0:08:55]} 16. Be3 {[%emt 0:14:13]} Rad8 {[%emt 0:02:27]} 17. Qd2 {[%emt 0:15:15] [#]} Qe7 $146 {[%emt 0:09:06]} ({Predecessor:} 17... Bb8 18. Rad1 d5 19. exd5 Bxd5 20. Bxg6 Bxf3 21. Bxf7+ Qxf7 22. gxf3 exd4 23. cxd4 Nd5 {0-1 Ragger,M (2687)-Nakamura,H (2746) Wch Rapid St Petersburg 2018 (2)}) 18. Rad1 {[%emt 0:01:40]} Bb8 {[%emt 0:07:03]} 19. Qc1 {[%emt 0:01:19]} b5 {[%emt 0:04:50]} (19... Bc7 $14) 20. Nf5 {[%emt 0:04:27]} Bxf5 {[%emt 0:00:27]} 21. exf5 {[%emt 0:00:04]} Nf8 {[%emt 0:00:19]} 22. dxe5 {[%emt 0:02:39]} dxe5 {[%emt 0:01:20][%cal Bd6e5,Be5e4][%mdl 32]} 23. Bb6 {[%emt 0:01:28]} (23. Nd2 $14) 23... Rxd1 $11 {[%emt 0:02:51]} 24. Qxd1 {[%emt 0:00:46]} (24. Bxd1 e4 25. Nd2 (25. Bxa5 $2 Qd6 $19) 25... Qe5 $15) 24... e4 {[%emt 0:08:15]} 25. Nd2 {[%emt 0:08:01][%cal Bf3d2,Bd2f1,Bf1e3][%mdl 32]} (25. Bxa5 $2 Qa7 26. Bb4 Qc7 27. Bxe4 Nxe4 28. Bxf8 Kxf8 29. axb5 cxb5 $19) 25... Qd6 {[%emt 0:00:59] [#] aiming for ...Qh2+.} 26. Nf1 {[%emt 0:00:25] Dodges Qh2+} (26. Bxa5 $2 Qh2+ 27. Kf1 Qh1+ 28. Ke2 Qxg2 $19) 26... Qe5 {[%emt 0:04:57]} 27. Bd4 {[%emt 0:01:51]} Qxf5 {[%emt 0:01:20]} 28. Bxf6 {[%emt 0:00:04]} Qxf6 {[%emt 0:02:04]} 29. Rxe4 {[%emt 0:00:15]} Rd8 {[%emt 0:13:14]} (29... Rxe4 {keeps more tension.} 30. Bxe4 bxa4 31. Qxa4 Ba7) 30. Qe2 {[%emt 0:00:16]} Ba7 {[%emt 0:00:10]} 31. Ne3 {[%emt 0:01:41]} b4 {[%emt 0:04:11]} 32. Rc4 {[%emt 0:03:59]} ({White should try} 32. cxb4 $16 axb4 33. Bb3 (33. Rxb4 Ne6 $16)) 32... Ne6 {[%emt 0:02:01][%cal Bf8e6,Be6d4,Bd4c6][%mdl 32]} 33. Rxc6 $2 {[%emt 0:01:10]} (33. Qe1 $11) 33... Nd4 $1 $17 {[%emt 0:00:49][%mdl 64] [#] Discovered Attack, Double Attack} 34. Qa6 {[%emt 0:01:06][%mdl 8192]} (34. cxd4 $2 {loses.} Qxc6 35. d5 Qe8 $19) ({Don't go for} 34. Bh7+ $2 Kh8 35. cxd4 Qxc6 $19) (34. Rxf6 $17 Nxe2+ 35. Kf1 Bxe3 36. Ra6) 34... Nxc6 {[%emt 0:00:32] Weighted Error Value: White=0.36/Black=0.15 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.12"]
[White "Lis, Maksymilian"]
[Black "Kolodziejski, Piotr"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "1784"]
[BlackElo "2118"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,109,22,12,43,3,44,52,36,43,101,90,77,69,108,114,113,113,120,35,92,83,120,125,141,150,143,152,131,116,153,141,131,123,110,113,99,90,221,232,209,182,173,127,116,135,150,43,44,42,87,33,37,41,34,49,49,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:14]} Nf6 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:11]} 3. Nc3 {[%emt 0:00:03]} Bb4 {[%emt 0:00:04]} 4. e3 {[%emt 0:00:04]} O-O {[%emt 0:00:14]} 5. Bd3 {[%emt 0:00:08]} d5 {[%emt 0:00:13]} 6. Nge2 {[%emt 0:00:25]} dxc4 {[%emt 0:00:38]} 7. Bxc4 {[%emt 0:00:06]} c5 {[%emt 0:04:18]} 8. a3 {[%emt 0:02:04]} Bxc3+ {[%emt 0:02:37]} 9. bxc3 {[%emt 0:00:08]} Qc7 {[%emt 0:03:15]} 10. Bd3 {[%emt 0:00:05]} b6 $1 {[%emt 0:03:06][%mdl 4] 10...b6 is the recent fashion.} 11. O-O {[%emt 0:01:39]} Bb7 {[%emt 0:01:44] E49: Nimzo-Indian: Rubinstein: 5 Bd3 d5 6 a3 Bxc3+ 7 bxc3.} ({Resist} 11... c4 12. Bc2 $14) 12. Ng3 {[%emt 0:00:16]} e5 {[%emt 0:11:30]} 13. e4 {[%emt 0:11:02]} cxd4 {[%emt 0:08:09] White is slightly better.} 14. cxd4 {[%emt 0:00:05]} Nbd7 {[%emt 0:08:46] [#]} (14... exd4 $14 15. Bb2 Nc6) 15. d5 $146 {[%emt 0:02:33]} ({Predecessor:} 15. Nf5 exd4 16. Qf3 Rac8 17. Bf4 Qd8 18. Rfe1 Nc5 19. Bg5 Nxd3 20. Qxd3 Rc3 21. Qd1 {1-0 Diaz Rosas,J (2328)-Gaisinsky,A (2115) Titled Tuesday intern op 28th Jun Late blitz 2022 (1)}) 15... Nc5 {[%emt 0:00:48]} 16. Bb2 {[%emt 0:00:58]} Nxd3 {[%emt 0:06:19]} 17. Qxd3 {[%emt 0:00:06] Nf5 is the strong threat.} Nd7 {[%emt 0:00:27]} 18. Rfc1 {[%emt 0:08:15]} Nc5 {[%emt 0:03:41]} 19. Qd1 {[%emt 0:04:46]} (19. Qe3 $16) 19... f6 {[%emt 0:05:00]} (19... Rad8 $14) 20. a4 {[%emt 0:03:04][%cal Ba3a4,Ba4a5][%mdl 32]} Rfc8 {[%emt 0:04:08]} 21. Ba3 {[%emt 0:01:40]} g6 {[%emt 0:05:15] [#]} 22. a5 $1 {[%emt 0:00:25][%mdl 512]} Qd6 {[%emt 0:01:15]} 23. Qe2 {[%emt 0:19:57][%cal Oa5a6] And now a6! would win.} Rc7 {[%emt 0:07:44]} 24. Qe3 {[%emt 0:18:30]} Rac8 {[%emt 0:03:11]} 25. axb6 {[%emt 0:00:52]} axb6 {[%emt 0:00:17]} 26. Rcb1 {[%emt 0:00:06]} f5 {[%emt 0:05:06][%mdl 64] Deflection} 27. exf5 {[%emt 0:00:04] aiming for Ne4.} Qxd5 {[%emt 0:00:09][%csl Gb7][%cal Rd5g2]} 28. f3 {[%emt 0:00:15]} Nd7 {[%emt 0:01:37]} (28... e4 $16) 29. Rd1 $18 {[%emt 0:01:43]} Qf7 {[%emt 0:00:52]} 30. fxg6 {[%emt 0:00:33]} hxg6 {[%emt 0:01:01]} 31. Ne4 {[%emt 0:00:46]} ({White should try} 31. Rd6 $18) 31... Bxe4 $16 {[%emt 0:00:42]} 32. Qxe4 {[%emt 0:00:07]} Rc4 {[%emt 0:04:25]} 33. Qd5 {[%emt 0:04:13] White is more active.} (33. Qe3 $16) 33... Qxd5 $14 {[%emt 0:02:08]} 34. Rxd5 {[%emt 0:00:04]} Rd4 {[%emt 0:02:42] [#]} 35. Rd1 {[%emt 0:00:46]} (35. Rxd4 $1 $16 exd4 36. Rd1) 35... Rxd1+ {[%emt 0:00:03]} 36. Rxd1 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRN} Rc7 {[%emt 0:00:16]} 37. Rd5 {[%emt 0:01:18]} Kf7 {[%emt 0:00:56]} 38. Rb5 {[%emt 0:00:11]} (38. h3 $14 {was preferrable.}) 38... Ke6 $11 {[%emt 0:01:12] The position is equal.} 39. h4 {[%emt 0:00:31]} Rc4 {[%emt 0:01:34]} 40. Rb4 {[%emt 0:00:00]} Rxb4 {[%emt 0:00:00]} 41. Bxb4 {[%emt 0:01:43] KB-KN} Nf6 {[%emt 0:04:51]} 42. Kf2 {[%emt 0:00:41]} b5 {[%emt 0:03:47]} 43. Ke2 {[%emt 0:01:56]} Nd5 {[%emt 0:01:10]} 44. Bd2 {[%emt 0:00:59]} Nf4+ {[%emt 0:00:13]} 45. Kf1 {[%emt 0:00:52]} Nd5 {[%emt 0:05:04]} 46. g4 {[%emt 0:00:18][%cal Bg2g4,Bg4h5][%mdl 32]} e4 {[%emt 0:02:57]} 47. fxe4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:10][%csl LRe4,LRg4]} 48. h5 {[%emt 0:02:48] h6 would be deadly.} gxh5 {[%emt 0:01:30]} 49. gxh5 {[%emt 0:00:09]} Nxe4 {[%emt 0:02:36]} 50. h6 {[%emt 0:01:24] Strongly threatening h7.} Nxd2+ {[%emt 0:02:40]} 51. Ke2 {[%emt 0:00:05][%cal Oh6h7] Black must now prevent h7!} Kf6 {[%emt 0:00:11] ( -> ...Ne4)} 52. Kxd2 {[%emt 0:00:05]} (52. h7 $5 Kg7 $8 53. Kxd2 $11) 52... Kg6 {[%emt 0:00:05]} 53. Kc3 {[%emt 0:00:03]} Kxh6 {[%emt 0:00:06]} 54. Kb4 {[%emt 0:00:01]} Kh7 {[%emt 0:00:06]} 55. Kxb5 {[%emt 0:00:04] Black defended with fortune.   Weighted Error Value: White=0.17 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.13"]
[White "Dziendziel, Mateusz"]
[Black "Krasniewski, Szymon"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2084"]
[BlackElo "1771"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,105,22,38,0,12,0,78,73,75,67,73,-202,-197,-191,-216,-206,-199,-439,-423,-438,-418,-475,-423,-387,-381,-328,-294,-280,-158,-158,-79,-87,-81,-88,-87,-121,-104,-165,-142,-104,-18,-20,0,0,0,-53,-53,-53,102,241,241,241,241,141,967,868,1182,1189,1075,1012,714,-18,12841,12841,12841,12840,12841,12841,12847,12845,12846,12845,12845,12845,12846,12846,12847,12848,12849,12849,12850,12846,12848,12847,12850,12847,12850,12850,12850,27999,27999,27999]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:03]} e6 {[%emt 0:00:02]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06][%cal Bg8f6,Bf6d5,Bd5b4,Bb4c2][%mdl 32]} 5. Nc3 {[%emt 0:00:05][%cal Bb1c3,Bc3e4,Be4d6][%mdl 32]} Nc6 {[%emt 0:00:02]} 6. Nxc6 {[%emt 0:00:11]} bxc6 {[%emt 0:00:04]} 7. e5 {[%emt 0:00:06]} Nd5 {[%emt 0:00:03]} 8. Ne4 {[%emt 0:00:06]} Bb7 {[%emt 0:00:15]} 9. c4 {[%emt 0:06:45] B45: Sicilian Four Knights.} Nb4 {[%emt 0:00:15]} 10. Bg5 {[%emt 0:27:14]} Qb8 {[%emt 0:12:45] Black is weak on the dark squares} (10... Qc7 $11 {keeps the balance.} 11. Bf4 c5) 11. Nd6+ $1 $16 {[%emt 0:03:14] White is better.} Bxd6 {[%emt 0:00:05]} 12. exd6 {[%emt 0:00:04]} c5 $1 {[%emt 0:01:50] [#] ...Be4 is the strong threat.} 13. Be3 $146 {[%emt 0:01:37][%mdl 8192]} (13. a3 $16 {and life is bright.} Nc6 14. Be3) ({Predecessor:} 13. a3 Nc6 14. Be3 O-O 15. Bxc5 e5 16. Bd3 e4 17. Be2 f5 18. O-O Ne5 19. Qb3 {1-0 Rocha,W (2434)-Barbosa,E (2279) Mineiro-ch Varginha 2009 (9)}) 13... Be4 $19 {[%emt 0:03:48]} 14. f3 {[%emt 0:18:55]} Nc2+ {[%emt 0:08:33][%mdl 64] Discovered Attack, Double Attack} 15. Kf2 {[%emt 0:00:06]} Qxb2 {[%emt 0:05:47]} 16. fxe4 $2 {[%emt 0:09:47]} (16. Be2 Qf6 17. Qc1) 16... Nxa1+ {[%emt 0:00:22][%mdl 64] Discovered Attack} (16... Qxa1 17. Qxa1 (17. Qxc2 Rb8 $11) 17... Nxa1 18. Bd3 $16 (18. Bxc5 Rb8 $17)) 17. Be2 {[%emt 0:03:23]} Nc2 {[%emt 0:01:39]} 18. Bxc5 {[%emt 0:02:42]} Rc8 {[%emt 0:04:15]} (18... Qxa2 $2 19. Qb1 Qa5 20. Qb5 $19) (18... Qe5 $2 19. Qxc2 Qxc5+ 20. Kg3 $19) 19. Bxa7 {[%emt 0:02:08]} Qxa2 {[%emt 0:01:38]} 20. Bb6 {[%emt 0:00:45]} Rb8 {[%emt 0:16:26]} 21. c5 {[%emt 0:03:10]} e5 {[%emt 0:17:59]} (21... Qb2 $19 {Threatens to win with ...f5.} 22. Qd2 Qf6+ 23. Kg3 Qe5+ 24. Qf4 Qc3+ 25. Kf2 Qd4+ 26. Kg3 Qc3+ 27. Kf2 Nd4) 22. Qd2 $17 {[%emt 0:05:09] Rc1 would be deadly.} Qb2 {[%emt 0:06:58]} (22... O-O $2 23. Rc1 $18) (22... Qa4 $142 $1 23. Qc3 O-O) 23. Rc1 {[%emt 0:06:40]} Qd4+ {[%emt 0:00:33]} 24. Qxd4 {[%emt 0:00:13]} Nxd4 {[%emt 0:00:04]} 25. Ra1 {[%emt 0:01:03]} O-O {[%emt 0:05:41]} 26. Bg4 {[%emt 0:01:47]} (26. Ra7 $17 {keeps fighting.} Ra8 27. Rxa8 (27. Rxd7 Ra2 $17) 27... Rxa8 28. Bg4 Ra2+ 29. Kg3) 26... f5 {[%emt 0:02:47]} 27. exf5 {[%emt 0:00:07]} g6 {[%emt 0:09:37]} (27... Nxf5 $17 {Hoping for ...Nh6+.} 28. Kg1 g6) 28. Ra7 $11 {[%emt 0:01:38]} gxf5 {[%emt 0:01:46]} (28... h5 $5 {[%cal Rh5g4]} 29. Bd1 Nxf5 30. Rxd7 Nxd6+ 31. Ke2 Ne4 32. Bb3+ Kh8 $11) 29. Bh5 {[%emt 0:00:11]} f4 {[%emt 0:00:56]} 30. Bf3 {[%emt 0:01:53] Prevents Ra8.} (30. Rxd7 $11 e4 31. Ra7 e3+ 32. Kf1) 30... Nxf3 $15 {[%emt 0:00:35]} 31. Kxf3 {[%emt 0:00:01][%mdl 4096] Endgame KRR-KRB} Rbe8 $2 {[%emt 0:00:25]} (31... Rf7 $15 {stays ahead.} 32. Ke4 Kg7 33. Kxe5 Re8+ 34. Kd5 Kf6) 32. Ke4 $1 $16 {[%emt 0:02:18] White has more active pieces.} (32. Rxd7 $6 e4+ 33. Kg4 e3 $11) 32... f3 {[%emt 0:00:30]} 33. gxf3 {[%emt 0:00:08]} Rf4+ {[%emt 0:00:21]} 34. Ke3 {[%emt 0:00:23]} Rb4 $2 {[%emt 0:00:32][%mdl 8192]} (34... Rf7 35. c6 dxc6 36. Rxf7 (36. d7 Ref8 $18) 36... Kxf7 37. d7 $18) (34... Rc4 $16) 35. Rxd7 $18 {[%emt 0:00:16][%cal Oc5c6] aiming for c6!} e4 {[%emt 0:00:11] [#]} 36. Rd8 $1 {[%emt 0:04:13]} Rb3+ {[%emt 0:00:24]} 37. Ke2 {[%emt 0:01:03]} (37. Kd4 Kf7 38. fxe4 Rxd8 39. Bxd8 Ke6 $18) 37... exf3+ {[%emt 0:00:21] [#]} 38. Kf2 $2 {[%emt 0:00:07]} ({White has to play} 38. Kf1 $1 $18 Rxd8 39. Bxd8 Rb1+ 40. Kf2) 38... Rxd8 {[%emt 0:00:28][%mdl 8192]} (38... Kf7 $11 39. Rxe8 Kxe8) 39. Bxd8 $11 {[%emt 0:00:07] KR-KB} Kf7 {[%emt 0:01:09]} 40. c6 {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 41. d7 {[%emt 0:07:35]} Rd3 {[%emt 0:01:02]} 42. Ba5 {[%emt 0:00:43]} Ke7 {[%emt 0:00:45]} 43. h4 {[%emt 0:00:16]} (43. d8=R Rxd8 44. Bxd8+ Kxd8 $11) 43... Rd5 {[%emt 0:01:10]} 44. Bb6 {[%emt 0:00:08]} ({And not} 44. d8=R Rxd8 45. Bxd8+ Kxd8 $11) 44... Rd3 {[%emt 0:00:36]} 45. Bc7 {[%emt 0:00:12]} ({Weaker is} 45. d8=R Rxd8 46. Bxd8+ Kxd8 $11) 45... Rd1 {[%emt 0:01:06]} 46. Kxf3 {[%emt 0:00:06]} Rd3+ {[%emt 0:00:19]} 47. Ke4 {[%emt 0:00:12]} Rd1 {[%emt 0:00:28]} 48. Kf5 {[%emt 0:00:15]} Rd5+ {[%emt 0:00:12]} 49. Kg4 {[%emt 0:00:10]} Rd1 {[%emt 0:00:12]} 50. Bb6 {[%emt 0:00:26]} Rd5 {[%emt 0:00:22]} 51. d8=Q+ {[%emt 0:01:11]} Rxd8 {[%emt 0:00:06]} 52. Bxd8+ {[%emt 0:00:05]} Kxd8 {[%emt 0:00:02]} 53. Kg5 {[%emt 0:00:07] Never resign too early!   Weighted Error Value: White=0.49/Black=0.36} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.14"]
[White "Budzisz, Adrian"]
[Black "Karut, Kacper"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2069"]
[BlackElo "1904"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,95,2,20,-16,-9,-36,-30,-41,-27,-203,-174,-204,-187,-193,0,0,0,-2,0,0,79,83,80,90,115,16,54,-33,5,-95,-96,-135,-135,-143,-118,-155,-133,-281,-245,-249,-275,-295,-275,-358,-1,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:15]} 2. Nf3 {[%emt 0:00:10]} Nf6 {[%emt 0:00:19]} 3. c4 {[%emt 0:00:21]} e6 {[%emt 0:00:12]} 4. Nc3 {[%emt 0:00:09]} Be7 {[%emt 0:03:15]} 5. e3 {[%emt 0:01:22]} O-O {[%emt 0:00:51]} 6. Bd3 {[%emt 0:00:42]} Nbd7 {[%emt 0:02:54]} 7. O-O {[%emt 0:00:50]} b6 {[%emt 0:04:18]} 8. Ne5 {[%emt 0:05:18] D37: Queen's Gambit Declined: 5 Bf4.} Bb7 {[%emt 0:11:43] Prevents Nc6} 9. f4 {[%emt 0:04:36]} dxc4 {[%emt 0:05:14]} 10. Bxc4 {[%emt 0:00:06] Black has an edge.} c5 {[%emt 0:04:47] [#]} 11. Nxf7 $146 {[%emt 0:07:21]} ({Predecessor:} 11. Ne2 cxd4 12. exd4 Rc8 13. Bd3 Qc7 14. Qe1 Rfd8 15. Qh4 Nf8 16. f5 Rxd4 17. Nxd4 Qxe5 {0-1 Buscar,M (2088)-Bazarov,K (2226) Titled Tuesday intern op 30th Nov blitz 2021 (8)}) 11... Kxf7 $19 {[%emt 0:08:39]} (11... Rxf7 12. Bxe6 cxd4 13. exd4 $15) 12. f5 {[%emt 0:07:16]} Kg8 {[%emt 0:05:08]} 13. fxe6 {[%emt 0:00:02]} Nb8 {[%emt 0:05:02]} (13... b5 $1 $19 {[%cal Rb5c4]} 14. Bxb5 Nb6) 14. d5 $11 {[%emt 0:00:19]} Ba6 $1 {[%emt 0:03:06]} 15. Bxa6 {[%emt 0:01:17]} Nxa6 {[%emt 0:00:20]} 16. e4 {[%emt 0:00:25]} Nb4 {[%emt 0:06:08]} (16... c4 $11 {keeps the balance.}) 17. a3 $16 {[%emt 0:03:53]} Nxe4 {[%emt 0:04:23][%mdl 64] Deflection} 18. Rxf8+ {[%emt 0:01:08]} (18. Nxe4 Qxd5 19. Rxf8+ Rxf8 20. Qxd5 Nxd5 $15) 18... Bxf8 {[%emt 0:01:43]} 19. Nxe4 {[%emt 0:19:19]} (19. axb4 $16 Nxc3 20. bxc3) 19... Nxd5 $11 {[%emt 0:04:05][%cal Od8h4]} (19... Qxd5 20. Qf3 Qxe6 21. axb4 $16) 20. Ng5 {[%emt 0:06:00]} (20. Bg5 $14 Be7 21. Qh5) 20... Qd6 {[%emt 0:07:21]} (20... Nf6 {simplifies} 21. Bf4 c4 22. Qxd8 Rxd8 23. Nf3 Bc5+) 21. Qe2 {[%emt 0:11:36] [#]} (21. Qf3 $11 {remains equal.} Be7 22. Qf7+ (22. Qf5 Nf6 $15) 22... Kh8 23. Qf5 Bxg5 24. Bxg5) 21... Re8 $1 $17 {[%emt 0:03:48]} 22. Qh5 {[%emt 0:00:39][%csl Gg5][%cal Rh5h7]} Nf6 {[%emt 0:00:46]} 23. Qf7+ {[%emt 0:00:04]} Kh8 {[%emt 0:00:26]} 24. Be3 {[%emt 0:00:07][%cal Of7e8] Qxe8! is the strong threat.} Qb8 {[%emt 0:05:08] aiming for ...Re7.} (24... h6 $2 25. Qxe8 Nxe8 26. Nf7+ Kg8 27. Nxd6 Bxd6 28. b4 $18) 25. Rf1 {[%emt 0:05:57] [#]} (25. e7 $17 Rxe7 26. Bf4) 25... Re7 $1 $19 {[%emt 0:01:48]} 26. Rxf6 {[%emt 0:00:05]} ({Don't blunder} 26. Bf4 $2 Qc8 27. Rd1 c4 $19) 26... Rxf7 {[%emt 0:00:04]} 27. Rxf7 {[%emt 0:00:05] Hoping for e7.} h6 {[%emt 0:03:38]} 28. Ne4 {[%emt 0:05:09]} Qe8 {[%emt 0:00:23]} (28... Kg8 $19 {White must now prevent ...Qe5.} 29. Rf5 Qd8) 29. Bxh6 $1 $11 {[%emt 0:00:16] The position is equal.} gxh6 {[%emt 0:07:26]} (29... Qd8 {feels hotter.} 30. Nf6 Qd6 31. e7 Qd4+) 30. Rh7+ {[%emt 0:00:20][%mdl 64] Decoy} Kxh7 {[%emt 0:00:12]} 31. Nf6+ {[%emt 0:00:02]} Kg6 {[%emt 0:00:11]} 32. Nxe8 {[%emt 0:00:05][%mdl 4096] Endgame KB-KN} Kf5 {[%emt 0:00:40]} 33. Nc7 {[%emt 0:00:44]} Kf6 {[%emt 0:00:36]} 34. g4 {[%emt 0:01:47]} Bd6 {[%emt 0:01:38]} 35. Ne8+ {[%emt 0:00:11]} Ke7 {[%emt 0:00:01]} 36. Nxd6 {[%emt 0:00:15]} Kxd6 {KP-KP} 37. Kf2 {[%emt 0:00:17]} Kxe6 {[%emt 0:00:06]} 38. Ke3 {[%emt 0:00:15]} Ke5 {[%emt 0:00:26]} 39. h4 {[%emt 0:00:04]} (39. a4 $5) 39... a6 {[%emt 0:02:14]} 40. g5 (40. a4 $5) 40... hxg5 {[%emt 0:00:00]} 41. hxg5 {[%emt 0:00:33] K3P-K3P} Kf5 {[%emt 0:00:24]} 42. g6 {[%emt 0:00:05][%mdl 64] Deflection} Kxg6 {[%emt 0:00:02] K3P-KPP} 43. Ke4 {[%emt 0:00:06]} c4 $1 {[%emt 0:04:48]} 44. Kd5 {[%emt 0:02:10]} Kf5 $1 {[%emt 0:00:20]} (44... b5 45. Kc6 Kf5 46. Kb6 Kg4 47. Kxa6 Kf5 48. Kxb5 Kf4 49. Kxc4) 45. Kc6 {[%emt 0:00:17]} Ke4 $1 {[%emt 0:01:47]} (45... b5 46. Kb6 Ke4 47. Kxa6 Kf5 48. Kxb5 Kg6 49. Kxc4 Kf7 50. a4) 46. Kxb6 {[%emt 0:00:08]} Kd3 $1 {[%emt 0:00:18]} 47. Kc5 {[%emt 0:00:03]} (47. Kxa6 $5 Kc2 $8 48. Kb5 Kxb2 49. Kxc4 Kxa3 $11) 47... Kc2 {[%emt 0:00:23]} 48. Kxc4 {[%emt 0:05:11] A fantastic game!   Weighted Error Value: White=0.30/Black=0.25 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.15"]
[White "Pieczulis, Blazej"]
[Black "Wilk, Igor"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1784"]
[BlackElo "2058"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,80,0,18,16,38,23,58,30,72,29,63,47,108,53,95,100,111,90,105,27,36,0,0,0,296,71,85,75,52,12,51,0,0,0,4,0,14,-21,43,35,108,-103,-58,-334,-331,-489,-445,-716,-595,-1043,-1006,-1020,-970,-1002,-998,-945,-923,-840,-785,-1898,-1896]} 1. d4 {[%emt 0:00:06]} d5 {[%emt 0:00:19]} 2. c4 {[%emt 0:00:18]} e6 {[%emt 0:00:09]} 3. Nf3 {[%emt 0:00:38]} Nf6 {[%emt 0:00:14]} 4. Bg5 {[%emt 0:00:59]} Be7 {[%emt 0:00:22]} 5. Nc3 {[%emt 0:01:00]} h6 {[%emt 0:00:11]} 6. Bh4 {[%emt 0:00:54]} O-O {[%emt 0:00:07]} 7. cxd5 {[%emt 0:01:57]} exd5 {[%emt 0:01:24]} 8. e3 {[%emt 0:00:13]} c6 {[%emt 0:04:34]} 9. Bd3 {[%emt 0:01:30]} Nbd7 {[%emt 0:02:42][%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 10. Qc2 {[%emt 0:04:05]} Re8 {[%emt 0:00:15]} 11. Bg3 {[%emt 0:06:08]} Nf8 {[%emt 0:04:38]} 12. O-O {[%emt 0:08:16] D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} Ne6 {[%emt 0:19:41]} 13. Rab1 {[%emt 0:07:03]} a5 {[%emt 0:05:51]} 14. a3 {[%emt 0:01:33] [#] White is slightly better.} Bd7 $146 {[%emt 0:06:25]} ({Predecessor:} 14... Bd6 15. Bh4 Nc7 16. h3 Bd7 17. e4 dxe4 18. Nxe4 Be7 19. Bxf6 gxf6 20. Ng3 Bf8 {1-0 Parligras,M (2560)-Vajda,A (2305) ROM-chT Oradea 2022 (5.10)}) 15. b4 {[%emt 0:08:07]} b5 {[%emt 0:01:37]} 16. Ne5 {[%emt 0:05:27]} Bf8 {[%emt 0:07:44]} (16... Qc8 $14) 17. f4 {[%emt 0:07:40]} (17. Bh4 $16 {[%cal Od3h7] Hoping for Bh7+!} Bd6 18. Bh7+ Kf8 19. Bf5) 17... Nc7 {[%emt 0:02:07]} 18. Bh4 {[%emt 0:14:27][%cal Od3h7]} Be7 {[%emt 0:03:04]} 19. h3 {[%emt 0:04:53]} Rf8 {[%emt 0:04:06]} 20. g4 {[%emt 0:03:49]} (20. bxa5 $16 Rxa5 21. Bxf6 Bxf6 22. a4) 20... Nfe8 {[%emt 0:00:50]} 21. g5 {[%emt 0:09:33]} Nd6 {[%emt 0:04:42]} 22. Qg2 {[%emt 0:03:21][%cal Og5h6] And now gxh6! would win.} h5 {[%emt 0:02:53][%mdl 8192] [#]} (22... hxg5 $11 23. Bxg5 (23. fxg5 axb4 24. axb4 Ra3 $11) 23... axb4 24. axb4 (24. Bh6 Bf6 $17) 24... Ra3) 23. Qe2 $2 {[%emt 0:04:17]} (23. f5 $1 $18 {[%cal Rf5f6] is the precise move to win.} f6 24. Nxd7 (24. gxf6 Bxf6 25. Bxf6 Rxf6 $16) 24... Qxd7 25. g6) 23... Bf5 $16 {[%emt 0:06:01]} 24. Nxc6 {[%emt 0:02:15]} Qe8 {[%emt 0:00:12]} 25. Ne5 {[%emt 0:00:54]} (25. Nxa5 {feels hotter.} Bxh3 26. Qxh5 g6 27. Qf3) 25... g6 {[%emt 0:00:29]} 26. Kh2 {[%emt 0:00:47]} (26. Bxf5 $14 Nxf5 27. Bf2) 26... Bxd3 $11 {[%emt 0:05:00]} 27. Qxd3 {[%emt 0:00:08]} Nc4 {[%emt 0:00:30]} 28. Nxc4 {[%emt 0:01:47]} bxc4 {[%emt 0:00:15]} 29. Qd2 {[%emt 0:00:29] [#] Strongly threatening b5.} axb4 {[%emt 0:01:08]} ({Black should play} 29... Nb5 $1 $11 30. Nxd5 Nxa3) 30. axb4 $14 {[%emt 0:00:02] b5 is the strong threat.} Qd7 {[%emt 0:01:20]} 31. Rf2 $2 {[%emt 0:00:55]} (31. b5 $16) 31... Rfb8 {[%emt 0:00:45][%mdl 1024] Black has strong compensation.} 32. Na2 $2 {[%emt 0:01:37][%mdl 8192]} (32. f5 $1 $15) 32... Nb5 {[%emt 0:01:06] White is weak on the light squares} 33. Qb2 {[%emt 0:01:07]} (33. Nc3 $142 Qf5 34. Rb2) 33... Ra3 $19 {[%emt 0:00:40] Black is clearly winning.} 34. Re2 {[%emt 0:00:15]} (34. Re1 $142 Rba8 35. Nc1) 34... Qf5 {[%emt 0:01:13]} 35. Be1 {[%emt 0:00:18]} Rb3 {[%emt 0:00:08]} 36. Qxb3 {[%emt 0:00:53]} cxb3 {[%emt 0:00:07]} 37. Rxb3 {[%emt 0:00:02]} Bd6 {[%emt 0:00:41]} 38. Nc1 {[%emt 0:00:30]} Qxg5 {[%emt 0:01:18]} 39. Nd3 {[%emt 0:00:27]} Qe7 {[%emt 0:00:38] ...Nxd4 would be deadly.} 40. Bg3 {[%emt 0:00:00]} Nxd4 {[%emt 0:00:00] What a bad dream for White.   Weighted Error Value: White=0.92/Black=0.36} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.16"]
[White "Smetek, Michal"]
[Black "Syrkiewicz, Michal"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1787"]
[BlackElo "2000"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,91,0,14,0,47,44,59,48,53,54,60,64,62,61,68,55,62,54,66,58,79,73,120,120,198,200,177,174,229,225,216,218,256,239,228,246,302,301,281,276,370,362,379,375,698,653,642,638,576,594,600,585,1677,1670,1311,1192,893,147,143,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:09]} 2. c4 {[%emt 0:00:26]} e6 {[%emt 0:00:04]} 3. g3 {[%emt 0:00:03]} d5 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:06]} Bb4+ {[%emt 0:00:10]} 5. Bd2 {[%emt 0:00:10]} Be7 {[%emt 0:00:05]} 6. Bg2 {[%emt 0:00:11]} c6 {[%emt 0:00:28]} 7. O-O {[%emt 0:00:15]} O-O {[%emt 0:00:04]} 8. Qc2 {[%emt 0:00:31]} Nbd7 {[%emt 0:00:49]} 9. Bf4 {[%emt 0:02:57]} a5 {[%emt 0:00:35]} 10. Nbd2 {[%emt 0:01:05] E08: Closed Catalan: Main Line: 7 Qc2.} b6 {[%emt 0:08:41]} (10... Nh5 $11 {was preferrable.}) 11. e4 $14 {[%emt 0:08:39]} dxe4 {[%emt 0:05:50]} 12. Nxe4 {[%emt 0:01:08] White is slightly better.} Nxe4 {[%emt 0:03:57]} 13. Qxe4 {[%emt 0:00:07]} Ba6 {[%emt 0:00:49]} 14. Rac1 {[%emt 0:04:31][%cal Ba1c1,Bc1c3,Bc3f3][%mdl 32]} ({Don't play} 14. Qxc6 Rc8 15. Qe4 Nf6 $15) 14... Rc8 {[%emt 0:08:33]} 15. Rfd1 {[%emt 0:02:25] [#]} h6 $146 {[%emt 0:04:28]} ({Predecessor:} 15... Nf6 16. Qc2 b5 17. Ne5 bxc4 18. Nxc6 Qd7 19. Qa4 Nd5 20. Nxe7+ Qxe7 21. Qxa5 Bb7 {0-1 Barp,A (2366)-Prithu,G (2472) Titled Tuesday intern op 01st Dec blitz 2020 (8)}) 16. Ne5 {[%emt 0:12:37] White has more active pieces.} Nxe5 {[%emt 0:11:17]} 17. Bxe5 {[%emt 0:06:54]} Bg5 {[%emt 0:10:40]} 18. Rc3 {[%emt 0:07:28]} b5 {[%emt 0:12:29]} 19. h4 {[%emt 0:03:06]} b4 {[%emt 0:02:03]} (19... Bf6 $142) 20. Rf3 $36 {[%emt 0:05:34][%mdl 2048] Black is under strong pressure.} f5 {[%emt 0:03:12]} (20... Bf6 $16 {was called for.}) 21. Qe2 $18 {[%emt 0:02:47]} Bf6 {[%emt 0:00:25]} 22. Re3 {[%emt 0:01:03]} Re8 {[%emt 0:01:29]} (22... Qd7 {was necessary.} 23. Bxf6 {[%mdl 64] Discovered Attack} Rxf6) 23. Bxf6 {[%emt 0:01:41]} Qxf6 {[%emt 0:00:14]} 24. Re5 {[%emt 0:00:10]} c5 {[%emt 0:04:27]} 25. Rxc5 {[%emt 0:03:10]} (25. dxc5 Bxc4 26. Qe3 Bxa2 $14) 25... Rxc5 {[%emt 0:01:59]} 26. dxc5 {[%emt 0:00:08]} Kh7 {[%emt 0:01:16] Black is weak on the light squares} 27. Rd6 {[%emt 0:01:23]} Bc8 {[%emt 0:00:05]} 28. f4 {[%emt 0:07:49]} Rd8 {[%emt 0:02:24]} 29. Qe5 {[%emt 0:01:02]} Qe7 {[%emt 0:00:08]} 30. b3 {[%emt 0:00:56]} Kg6 $2 {[%emt 0:00:53]} (30... Rf8 31. Bf3 Re8) 31. Rxd8 {[%emt 0:03:09]} Qxd8 {[%emt 0:00:08][%mdl 4096] Endgame KQB-KQB} 32. Qd6 {[%emt 0:00:37]} Qf6 {[%emt 0:00:14]} 33. Kh2 {[%emt 0:00:12]} Kh5 {[%emt 0:01:28]} 34. Qc7 {[%emt 0:02:47]} Ba6 {[%emt 0:00:32]} 35. Qc6 {[%emt 0:01:56]} g5 {[%emt 0:00:26]} 36. hxg5 {[%emt 0:02:22]} hxg5 {[%emt 0:00:03]} 37. fxg5 $2 {[%emt 0:00:49]} (37. Qxa6 $18 a4 38. Qd6 axb3 39. axb3) 37... Kxg5 $16 {[%emt 0:00:03]} 38. Qxa6 {[%emt 0:00:19]} ({White should try} 38. Qe8 $16) 38... Qh8+ $11 {[%emt 0:00:09] The position is equal.} 39. Bh3 {[%emt 0:03:56][%cal Oa6d6]} Qb2+ {[%emt 0:01:16]} 40. Kg1 {[%emt 0:00:00] [#] Qd6 is the strong threat.} Qd4+ {[%emt 0:00:00]} 41. Kh1 {[%emt 0:06:31] aiming for Qd6.} Qa1+ {[%emt 0:01:25]} 42. Kh2 {[%emt 0:00:12]} Qb2+ $1 {[%emt 0:00:11]} 43. Bg2 {[%emt 0:01:34]} Qh8+ {[%emt 0:00:08]} 44. Kg1 {[%emt 0:02:33][%cal Oa6d6] [#] Threatens to win with Qd6!} Qd4+ {[%emt 0:00:24]} 45. Kh2 {[%emt 0:02:58]} Qh8+ {[%emt 0:00:37]} 46. Bh3 {[%emt 0:00:02] White really could win this.   Weighted Error Value: White=0.23 (precise) /Black=0.29 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.17"]
[White "Kotowicz, Kamil"]
[Black "Jedraszek, Pawel"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "1828"]
[BlackElo "1944"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,104,40,37,31,35,0,0,-90,-72,-102,-91,-93,-87,-126,-133,-127,-122,-113,-119,-122,-121,-118,-118,-137,-135,-169,-117,-197,-195,-193,-188,-208,-195,-247,-246,-289,-264,-283,-266,-277,-277,-287,-286,-278,-278,-284,-262,-282,-283,-285,-283,-274,-266,-225,0,-246,-211,-211,-211,-204,-181,-189,-183,-192,-138,-262,-256,-255,-190,-1621,-506,-1689,-1527,-1566,-1565,-1641,-1414,-4512,-3063,-2826,-2545,-5452,-2795,-2607,-2405]} 1. d4 {[%emt 0:00:32]} Nf6 {[%emt 0:00:17]} 2. c4 {[%emt 0:00:18]} g6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:08]} Bg7 {[%emt 0:00:15]} 4. e4 {[%emt 0:00:15]} d6 {[%emt 0:00:11]} 5. Be2 {[%emt 0:00:16]} O-O {[%emt 0:00:37]} 6. Bg5 {[%emt 0:00:06]} c5 {[%emt 0:01:46]} 7. d5 {[%emt 0:00:06]} e6 {[%emt 0:02:43]} 8. Qd2 {[%emt 0:01:26]} exd5 {[%emt 0:01:31]} 9. exd5 {[%emt 0:01:23]} Re8 {[%emt 0:08:55]} 10. Nf3 {[%emt 0:01:32]} Bg4 {[%emt 0:01:37]} 11. O-O {[%emt 0:04:55]} Nbd7 {[%emt 0:03:09]} 12. Rae1 {[%emt 0:01:49] E75: King's Indian: Averbakh Variation: 6...c5 7 d5 e6.} a6 {[%emt 0:04:52]} 13. a4 {[%emt 0:02:11]} Qb6 {[%emt 0:02:13] [#]} 14. Bxf6 $146 {[%emt 0:03:50]} (14. Qc2 $11 {remains equal.}) ({Predecessor:} 14. h3 Bxf3 15. Bxf3 Rxe1 16. Rxe1 Ne5 17. Be2 Qb4 18. Bxf6 Bxf6 19. Ne4 Qxd2 20. Nxd2 {1-0 Hoang,T (2350)-Naiditsch,A (2255) Budapest FS04 GM 1998 (5)}) 14... Nxf6 $17 {[%emt 0:04:53]} 15. h3 {[%emt 0:02:45] [#]} Bxf3 {[%emt 0:04:06]} 16. Bxf3 {[%emt 0:00:19]} Qb4 {[%emt 0:04:18]} 17. Be2 {[%emt 0:09:43]} Ne4 {[%emt 0:03:42] Black is much more active.} 18. Nxe4 {[%emt 0:03:03]} Rxe4 {[%emt 0:00:03]} 19. Qxb4 {[%emt 0:00:17]} cxb4 {[%emt 0:00:02][%cal Bc5b4,Bb4b3,Bb3b2][%mdl 32] White is weak on the dark squares} 20. Bd3 {[%emt 0:00:24]} Rxe1 {[%emt 0:01:28]} 21. Rxe1 {[%emt 0:00:03]} Bxb2 {[%emt 0:00:12][%mdl 4096] Endgame KRB-KRB} 22. Re7 {[%emt 0:00:56]} b6 {[%emt 0:01:52]} 23. g3 {[%emt 0:01:56]} Bd4 {[%emt 0:02:03]} (23... b3 $19 24. Kf1 Bc3) 24. Kg2 {[%emt 0:00:37]} (24. Re4 $17 Be5 25. f4) 24... b3 $19 {[%emt 0:09:19]} 25. Re1 {[%emt 0:02:21]} b2 {[%emt 0:10:51]} 26. Rb1 {[%emt 0:00:35]} Rc8 {[%emt 0:02:24][%cal Ob6b5]} 27. h4 {[%emt 0:01:32]} (27. Kf3 {is a better defense.}) 27... h5 {[%emt 0:00:47]} 28. Kf1 {[%emt 0:01:30]} Bc3 {[%emt 0:05:56]} 29. Ke2 {[%emt 0:01:27]} Re8+ {[%emt 0:00:49]} 30. Kf3 {[%emt 0:01:13]} a5 {[%emt 0:00:47]} 31. Rd1 {[%emt 0:07:03]} Kg7 {[%emt 0:00:23]} 32. Bb1 {[%emt 0:04:41]} Rc8 {[%emt 0:02:34]} 33. Bd3 {[%emt 0:00:58]} Kf6 {[%emt 0:01:11]} 34. Ke4 {[%emt 0:00:53]} Rc7 {[%emt 0:01:53]} 35. Kf4 {[%emt 0:01:36]} Kg7 {[%emt 0:02:50]} 36. Kf3 {[%emt 0:00:28]} Kg8 {[%emt 0:01:24]} 37. Rb1 {[%emt 0:01:25]} Kg7 {[%emt 0:01:30]} 38. Rd1 $1 {[%emt 0:00:07]} Rc5 {[%emt 0:01:44]} 39. Rb1 {[%emt 0:01:54]} Kf8 {[%emt 0:03:31]} 40. Ke4 {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 41. f4 {[%emt 0:01:53]} Kf6 {[%emt 0:06:57]} 42. Be2 {[%emt 0:01:46]} Kg7 {[%emt 0:00:57]} (42... Rc8 $19 {aiming for ...Re8+.} 43. Kd3 Re8 44. Bxh5 gxh5 45. Kxc3 Re2) 43. Bd3 {[%emt 0:00:32]} (43. Kd3 $17 Bf6 44. Bf1) 43... Rc7 {[%emt 0:00:22] [#] Threatens to win with ...Re7+.} 44. Be2 {[%emt 0:02:01]} Bf6 {[%emt 0:00:54]} 45. Bd3 $2 {[%emt 0:02:25]} (45. Bf1) 45... Re7+ {[%emt 0:00:21] Black is clearly winning.} 46. Kf3 {[%emt 0:00:05]} Bd4 {[%emt 0:00:21] ( -> ...Re3+)} 47. Kg2 {[%emt 0:02:32]} Re3 {[%emt 0:01:25]} 48. Bf1 {[%emt 0:00:11]} Ra3 {[%emt 0:01:17]} 49. Be2 {[%emt 0:01:07]} Rxa4 {[%emt 0:00:18]} 50. Bd3 {[%emt 0:00:07]} Ra3 {[%emt 0:00:16]} 51. Be2 {[%emt 0:00:08]} Ra1 {[%emt 0:01:41]} 52. Bd3 {[%emt 0:00:04]} a4 {Weighted Error Value: White=0.58/Black=0.26 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.18"]
[White "Kitewski, Bartosz"]
[Black "Kossowski, Pawel"]
[Result "1-0"]
[ECO "E54"]
[WhiteElo "1968"]
[BlackElo "1766"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,94,17,10,0,0,0,9,12,45,0,15,-7,-6,-22,0,0,0,8,0,0,7,0,97,100,98,93,87,93,109,60,64,43,54,72,106,30,133,29,167,147,81,40,50,26,136,103,101,95,82,104,112,112,120,0,58,0,201,161,239,236,343,64,76,0,232,121,1175,1076,29971,12844,29987,29988,29997,29998,29998,29999,29999]} 1. d4 {[%emt 0:00:19]} Nf6 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:37]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:05]} 4. Nf3 {[%emt 0:00:04]} c5 {[%emt 0:00:07]} 5. e3 {[%emt 0:00:05]} O-O {[%emt 0:00:36]} 6. Bd3 {[%emt 0:00:06]} d5 {[%emt 0:00:23]} 7. O-O {[%emt 0:00:19]} dxc4 {[%emt 0:00:29]} 8. Bxc4 {[%emt 0:00:05]} Qe7 {[%emt 0:00:07]} 9. a3 {[%emt 0:02:33]} Ba5 {[%emt 0:00:10]} 10. Qe2 {[%emt 0:00:06]} Nc6 {[%emt 0:02:09]} 11. Na4 {[%emt 0:11:28] E54: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4.} cxd4 {[%emt 0:09:07]} 12. exd4 {[%emt 0:00:23] [#]} a6 $146 {[%emt 0:01:32] And now ...b5 would win.} ({Predecessor:} 12... Rd8 13. Rd1 Bc7 14. Bg5 h6 15. Bh4 g5 16. Bg3 Bxg3 17. hxg3 Bd7 18. Nc5 Nxd4 19. Nxd4 Qxc5 {½-½ Schadeck,H-Pappier,C Latin Am-Cup3 corr 1972}) 13. Bd3 {[%emt 0:04:51] The position is equal.} b5 {[%emt 0:04:22]} 14. Nc3 {[%emt 0:02:02]} (14. Nc5 $5 {[%cal Rc1g5]}) 14... Rd8 {[%emt 0:01:53]} 15. Rd1 {[%emt 0:03:12]} Bb7 {[%emt 0:03:03]} 16. Bg5 {[%emt 0:14:01]} h6 {[%emt 0:04:16]} 17. Bxf6 {[%emt 0:01:32][%mdl 64] Remove Defender} Qxf6 {[%emt 0:00:19]} 18. Ne4 {[%emt 0:00:15]} Qe7 {[%emt 0:00:49]} (18... Nxd4 $2 19. Nxf6+ gxf6 20. Nxd4 Rxd4 21. Bh7+ Kxh7 22. Rxd4 $18) 19. b4 {[%emt 0:02:06]} Bb6 {[%emt 0:02:29]} (19... Nxd4 $2 20. Nxd4 Rxd4 21. bxa5 $18) 20. Nc5 {[%emt 0:00:12]} g6 {[%emt 0:06:58]} (20... Rac8 $11) 21. Be4 $16 {[%emt 0:10:59]} Bxc5 {[%emt 0:11:53]} 22. dxc5 {[%emt 0:00:33]} Rxd1+ {[%emt 0:01:55]} 23. Rxd1 {[%emt 0:00:12]} Rd8 {[%emt 0:00:07] Inhibits Rd6.} 24. Bxc6 {[%emt 0:15:09]} (24. h4 $16) 24... Bxc6 $14 {[%emt 0:01:20]} 25. Ne5 {[%emt 0:00:22]} Rxd1+ {[%emt 0:01:08]} 26. Qxd1 {[%emt 0:00:15][%mdl 4096] Endgame KQB-KQN} Bd5 {[%emt 0:00:14]} 27. Qc1 {[%emt 0:04:34]} ({Better is} 27. Qd4 $1 $16) 27... h5 {[%emt 0:02:03] Repels Ng4} (27... Qg5 $11 28. Qxg5 hxg5) 28. Qe3 {[%emt 0:06:59]} (28. h3 $16) 28... Qc7 {[%emt 0:02:51]} (28... f6 $11) 29. Qg5 $18 {[%emt 0:03:20] Qf6 would be deadly.} Kg7 {[%emt 0:02:54] Inhibits Qf6+.} 30. h3 {[%emt 0:04:26]} a5 $1 {[%emt 0:02:09]} 31. Nd3 {[%emt 0:01:57]} (31. Qg3 {simplifies} axb4 32. axb4 Qe7 33. Nd3) 31... Ba8 {[%emt 0:03:32]} (31... f6 $11 {keeps the balance.} 32. Qe3 axb4 33. Nxb4 Qb7) 32. Nf4 $1 $16 {[%emt 0:01:13]} Kh7 {[%emt 0:00:30]} 33. Qf6 {[%emt 0:00:20] Nd3 is the strong threat.} axb4 {[%emt 0:02:17]} 34. axb4 {[%emt 0:00:07] Strongly threatening Nd3.} Qb7 {[%emt 0:00:45]} 35. f3 {[%emt 0:00:22] Threatens to win with Nd3. White is more active.} Qd7 {[%emt 0:00:17] [#] Prevents Nd3.} 36. Qe5 {[%emt 0:00:50]} (36. Ne2 $1 $16) 36... Bc6 {[%emt 0:04:16]} (36... Qd1+ $11 37. Kh2 Qd8) 37. Ne2 {[%emt 0:01:16]} (37. Qc3 $14) 37... Qa7 $2 {[%emt 0:02:11]} (37... Qd2 $11 {and Black is okay.}) 38. Nd4 $36 {[%emt 0:01:33][%mdl 2112] Deflection. White has strong initiative.} Bd5 {[%emt 0:00:06]} (38... Be8 $142) 39. Kh2 $18 {[%emt 0:02:29]} (39. Nxb5 $6 Qb7 $16) 39... Qa4 {[%emt 0:03:44]} (39... Qd7 $142 40. Qd6 Qa7) 40. c6 $2 {[%emt 0:00:00]} ({Only move:} 40. Qf4 $18 Qxb4 41. Qxf7+ Kh6 42. Qf6 (42. Nxe6 Bxe6 {[%mdl 64] Remove Defender} 43. Qxe6 Qxc5 $11)) 40... Qxb4 $14 {[%emt 0:00:00] [#]} 41. c7 {[%emt 0:07:36]} (41. Qf4 $1 $16 {[%cal Rf4f7]} Qe7 42. c7 (42. Nxb5 Bxc6 43. Nd6 f6 $17)) 41... Qc3 $2 {[%emt 0:01:39]} (41... f6 $11 42. Qf4 Qc5) 42. Qd6 {[%emt 0:01:10]} ({White should play} 42. Qf4 $18 Kg8 43. Nxb5 (43. Qd6 Bb7 $16)) 42... b4 $2 {[%emt 0:03:33][%mdl 8192] [#]} (42... Bb7 $16) 43. Nc6 $1 $18 {[%emt 0:04:59][%mdl 576] Promotion} b3 {[%emt 0:00:21]} (43... Bxc6 44. c8=Q) 44. c8=Q {[%emt 0:00:15][%cal Od6b8] White threatens Qdb8! and mate.} (44. c8=B $2 {too greedy.} b2 45. Qb8 Bb3 $19) 44... b2 {[%emt 0:00:10] [#]} 45. Qdb8 $1 {[%emt 0:01:30] White mates.} Bb3 {[%emt 0:00:51]} (45... Qg7 46. Ne7) 46. Qg8+ {[%emt 0:00:24]} Kh6 {[%emt 0:00:18]} 47. Qf4+ {[%emt 0:00:06]} g5 {[%emt 0:00:09]} 48. Qfxg5# {[%emt 0:00:04] Weighted Error Value: White=0.39/Black=0.74} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.19"]
[White "Bem, Tymoteusz"]
[Black "Kozlowski, Franciszek"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1748"]
[BlackElo "1829"]
[Annotator "NA RC COMBH"]
[PlyCount "89"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:25]} d5 {[%emt 0:00:30]} 2. c4 {[%emt 0:00:17]} e6 {[%emt 0:00:39]} 3. Nc3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:32]} 4. Nf3 {[%emt 0:00:39]} Be7 {[%emt 0:01:02]} 5. Bg5 {[%emt 0:00:08]} O-O {[%emt 0:00:45]} 6. e3 {[%emt 0:00:43]} h6 {[%emt 0:00:51]} 7. Bxf6 {[%emt 0:00:05]} Bxf6 {[%emt 0:00:12]} 8. cxd5 {[%emt 0:00:03]} exd5 {[%emt 0:00:19]} 9. Bd3 {[%emt 0:00:04]} Re8 {[%emt 0:06:42]} 10. Rc1 {[%emt 0:01:46]} c6 {[%emt 0:00:26]} 11. O-O {[%emt 0:00:09]} Be6 {[%emt 0:05:19]} 12. b4 {[%emt 0:04:20]} Nd7 {[%emt 0:05:12]} 13. Ne2 {[%emt 0:03:58]} Nb6 {[%emt 0:07:13]} 14. Nf4 {[%emt 0:01:01]} Bd7 {[%emt 0:03:05]} 15. Re1 {[%emt 0:09:48]} Qb8 {[%emt 0:03:36]} 16. Bb1 {[%emt 0:06:54]} g6 {[%emt 0:09:21]} 17. h4 {[%emt 0:07:04]} Bg4 {[%emt 0:08:18]} 18. Qc2 {[%emt 0:15:56]} Bf5 {[%emt 0:02:22]} 19. Qb3 {[%emt 0:01:52]} Bxb1 {[%emt 0:01:07]} 20. Qxb1 {[%emt 0:00:41]} Bg7 {[%emt 0:02:38]} (20... a6 $11) 21. h5 {[%emt 0:04:41]} ({White should play} 21. b5 $14) 21... g5 {[%emt 0:01:14]} 22. Ne2 {[%emt 0:00:55]} Nc4 {[%emt 0:03:59]} 23. Rxc4 {[%emt 0:06:21]} dxc4 {[%emt 0:00:12]} 24. e4 {[%emt 0:00:29]} a5 {[%emt 0:02:49]} 25. e5 {[%emt 0:02:16]} b5 {[%emt 0:02:35]} 26. Ng3 {[%emt 0:05:32]} Qc8 {[%emt 0:04:47]} 27. bxa5 {[%emt 0:03:17]} Rxa5 {[%emt 0:01:31]} 28. Nf5 {[%emt 0:01:10]} Qd7 {[%emt 0:00:48]} 29. Nd2 {[%emt 0:00:40]} c3 {[%emt 0:13:37]} 30. Ne4 {[%emt 0:00:42]} Qxf5 {[%emt 0:01:58]} (30... Qe6 $15) 31. Nf6+ {[%emt 0:00:08]} Qxf6 {[%emt 0:00:23]} 32. exf6 {[%emt 0:00:02]} Rxe1+ {[%emt 0:00:09]} 33. Qxe1 {[%emt 0:00:10]} Bxf6 {[%emt 0:00:47]} 34. Qxc3 {[%emt 0:00:30]} Rxa2 {[%emt 0:00:44]} 35. Qxc6 {[%emt 0:01:08]} Kg7 {[%emt 0:00:49]} 36. d5 {[%emt 0:03:20]} b4 {[%emt 0:01:02]} 37. Qb6 {[%emt 0:03:35]} Rd2 {[%emt 0:01:15]} 38. Qb5 {[%emt 0:02:17]} Bc3 {[%emt 0:03:52]} 39. g3 {[%emt 0:01:17]} Kf6 {[%emt 0:02:16]} 40. Qc6+ {[%emt 0:00:00]} Ke5 {[%emt 0:00:00]} 41. Qxh6 {[%emt 0:04:59]} b3 {[%emt 0:09:10] [#]} 42. Qh8+ $1 {[%emt 0:09:56] Skewer} (42. Qxg5+ Kd4 $16) 42... f6 {[%emt 0:00:19]} 43. Qb8+ {[%emt 0:00:02]} Kxd5 {[%emt 0:02:17]} 44. Qxb3+ {[%emt 0:00:02]} Kd4 {[%emt 0:00:12]} 45. h6 $18 {[%emt 0:00:40]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.20"]
[White "Zeissel, Andrzej"]
[Black "Wesolek, Krzysztof"]
[Result "1-0"]
[ECO "C29"]
[WhiteElo "1717"]
[BlackElo "1765"]
[Annotator "NA COMBH"]
[PlyCount "115"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:07]} 2. Nc3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:05]} 3. f4 {[%emt 0:00:35]} d5 {[%emt 0:00:05]} 4. fxe5 {[%emt 0:00:06]} Nxe4 {[%emt 0:00:04]} 5. Qf3 {[%emt 0:00:13]} f5 {[%emt 0:01:27]} 6. d3 {[%emt 0:00:15]} Nxc3 {[%emt 0:01:42]} 7. bxc3 {[%emt 0:00:03]} d4 {[%emt 0:01:13]} 8. Qg3 {[%emt 0:01:14]} Nc6 {[%emt 0:05:08]} 9. Be2 {[%emt 0:00:33]} Be6 {[%emt 0:10:29]} 10. Bf3 {[%emt 0:05:33]} Qd7 {[%emt 0:08:07]} 11. Ne2 {[%emt 0:09:17]} Bc5 {[%emt 0:22:15]} 12. Bxc6 {[%emt 0:25:17]} bxc6 {[%emt 0:00:16]} 13. c4 {[%emt 0:02:45]} O-O {[%emt 0:13:16]} 14. Nf4 {[%emt 0:05:35]} Bb4+ {[%emt 0:02:10]} 15. Bd2 {[%emt 0:02:00]} Bxd2+ {[%emt 0:00:24]} 16. Kxd2 {[%emt 0:00:02]} Rab8 {[%emt 0:02:14]} 17. Rab1 {[%emt 0:05:28]} Rb6 {[%emt 0:02:10]} 18. Rb3 {[%emt 0:03:46]} Rfb8 {[%emt 0:02:15]} 19. Qg5 {[%emt 0:11:19]} a5 {[%emt 0:05:55]} 20. Rf1 {[%emt 0:04:12]} Rf8 {[%emt 0:03:51]} 21. Rfb1 {[%emt 0:03:35]} Rfb8 {[%emt 0:07:14]} 22. h4 {[%emt 0:03:29]} Bf7 {[%emt 0:08:03]} 23. Re1 {[%emt 0:06:30]} Re8 {[%emt 0:01:34]} 24. e6 {[%emt 0:07:35]} Bxe6 {[%emt 0:00:12]} 25. Rxe6 {[%emt 0:00:06]} Rxe6 {[%emt 0:00:09]} 26. Nxe6 {[%emt 0:00:04]} Qxe6 {[%emt 0:00:07]} 27. Qd8+ {[%emt 0:00:18]} Kf7 {[%emt 0:00:13]} 28. Qxc7+ {[%emt 0:00:58]} Kf6 {[%emt 0:02:58]} 29. Qd8+ {[%emt 0:01:21]} Kf7 {[%emt 0:00:16]} 30. Qxd4 {[%emt 0:00:33]} Rxb3 {[%emt 0:00:15]} 31. cxb3 {[%emt 0:00:09]} Qg6 {[%emt 0:01:12]} 32. Qd7+ {[%emt 0:01:08]} Kf8 {[%emt 0:00:24]} 33. Qd8+ {[%emt 0:00:21]} Kf7 {[%emt 0:00:02]} 34. Qc7+ {[%emt 0:01:22]} Kf8 {[%emt 0:00:35]} 35. g3 {[%emt 0:00:24]} Qh6+ {[%emt 0:00:01]} 36. Qf4 {[%emt 0:00:34]} Qf6 {[%emt 0:00:49]} 37. d4 {[%emt 0:00:40]} Qe6 {[%emt 0:00:55]} 38. Qe3 {[%emt 0:00:50]} Qd6 {[%emt 0:00:23]} 39. Qe5 {[%emt 0:00:39]} Qh6+ {[%emt 0:00:38]} 40. Qf4 {[%emt 0:00:00]} Qf6 {[%emt 0:00:00]} 41. Kc3 {[%emt 0:03:10]} Qe6 {[%emt 0:02:31]} 42. Qe5 {[%emt 0:01:32]} Qg6 {[%emt 0:00:26]} 43. d5 {[%emt 0:04:51]} cxd5 {[%emt 0:00:05]} 44. cxd5 {[%emt 0:00:06]} Qg4 {[%emt 0:01:05]} 45. Qf4 {[%emt 0:02:12]} Qd1 {[%emt 0:00:27]} 46. Qxf5+ {[%emt 0:01:25]} Kg8 {[%emt 0:00:41]} 47. Qc8+ {[%emt 0:03:26]} Kf7 {[%emt 0:00:13]} 48. Qc7+ {[%emt 0:00:29]} Kf8 {[%emt 0:00:44]} 49. Qf4+ {[%emt 0:00:30]} Ke8 {[%emt 0:01:35]} 50. Qe5+ {[%emt 0:00:51]} Kf8 {[%emt 0:00:09]} 51. Qb8+ {[%emt 0:01:26]} Kf7 {[%emt 0:00:13]} 52. Qc7+ {[%emt 0:00:05]} Kf8 {[%emt 0:04:43]} 53. d6 {[%emt 0:02:44]} Qe1+ {[%emt 0:00:37]} 54. Kd4 {[%emt 0:01:42]} Qb4+ {[%emt 0:01:02]} 55. Kd5 {[%emt 0:00:55]} Qb5+ {[%emt 0:00:28]} 56. Qc5 {[%emt 0:00:42]} Qd3+ {[%emt 0:02:01]} 57. Kc6 {[%emt 0:00:21]} Qa6+ {[%emt 0:00:51]} 58. Kc7 {[%emt 0:00:29]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.21"]
[White "Malik, Maciej"]
[Black "Smuda, Tomasz"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2163"]
[BlackElo "1654"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,87,-31,-36,-51,-44,-42,0,0,21,-3,-2,8,20,15,27,34,38,40,33,28,75,57,77,72,72,58,87,78,93,87,82,89,85,100,142,138,128,143,140,133,130,131,125,111,195,153,188,138,252,235,315,291,291,294,296,282,288,287,281,283,297,305,370,335,365,359,520,510,714,692,806,810,805,852,809,805,772,775]} 1. Nf3 {[%emt 0:01:22]} c5 {[%emt 0:00:17]} 2. g3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:43]} 3. Bg2 {[%emt 0:00:10]} Nf6 {[%emt 0:00:52]} 4. O-O {[%emt 0:00:10]} d5 {[%emt 0:01:44]} 5. d3 {[%emt 0:00:08]} e5 {[%emt 0:00:43]} 6. Bg5 {[%emt 0:10:35]} Be7 {[%emt 0:01:16]} 7. Nbd2 {[%emt 0:00:56] A08: King's Indian Attack.} O-O {[%emt 0:00:35]} 8. e4 {[%emt 0:02:46]} dxe4 {[%emt 0:02:52]} 9. dxe4 {[%emt 0:02:19] The position is equal.} Bg4 {[%emt 0:03:42]} 10. Bxf6 {[%emt 0:04:00]} Bxf6 {[%emt 0:00:39] [#]} 11. c3 $146 {[%emt 0:01:41]} ({Predecessor:} 11. h3 Be6 12. Qe2 Qc7 13. c3 Rad8 14. Rfd1 Qc8 15. Kh2 a6 16. Nc4 Bxc4 {½-½ Staricek,P (2137)-Korytko,P (2124) SVK-chT3D 0001 2000 (4)}) 11... Qc7 {[%emt 0:02:09]} 12. Qc2 {[%emt 0:01:00]} Rfd8 {[%emt 0:04:33]} 13. Nc4 {[%emt 0:08:39]} Rd7 {[%emt 0:06:30]} 14. Ne3 {[%emt 0:00:35] A dynamic duo of knights.} Be6 {[%emt 0:00:17]} 15. Rfd1 {[%emt 0:04:38]} c4 {[%emt 0:20:56]} (15... Rad8 $11 {was preferrable.}) 16. Bf1 {[%emt 0:13:43]} Na5 {[%emt 0:10:43] [#]} 17. Rxd7 $1 {[%emt 0:04:46]} Qxd7 {[%emt 0:02:29]} 18. Rd1 {[%emt 0:00:09]} Qc7 {[%emt 0:01:49]} 19. Nd5 {[%emt 0:03:41]} Bxd5 {[%emt 0:00:48]} 20. exd5 {[%emt 0:00:25]} (20. Rxd5 {simplifies} a6 21. Qd2 Rd8 22. Rxd8+ Qxd8 23. Qxd8+ Bxd8 24. Nxe5 b5 25. Bh3) 20... Rd8 {[%emt 0:04:09]} 21. Qa4 {[%emt 0:07:35] Repels b5} a6 {[%emt 0:17:19] [#]} 22. d6 $1 {[%emt 0:05:11]} Qc6 {[%emt 0:00:26]} (22... Qc5 23. Nd2) 23. Qxa5 {[%emt 0:03:16]} Qxf3 {[%emt 0:00:20]} 24. Rd2 {[%emt 0:01:12]} Qg4 {[%emt 0:08:24]} 25. Bg2 {[%emt 0:09:20] White is more active.} e4 {[%emt 0:07:03]} 26. Qd5 {[%emt 0:07:02][%csl LRb7,LRc4,LRe4]} e3 {[%emt 0:00:55]} 27. fxe3 {[%emt 0:00:59]} Bg5 {[%emt 0:00:22]} (27... b5 $16 {was called for.} 28. d7 Kf8) 28. Qe5 {[%emt 0:00:49]} (28. Qxb7 $2 Bxe3+ 29. Rf2 Qf5 $19) 28... Bf6 {[%emt 0:01:24]} 29. Qc5 {[%emt 0:02:30]} (29. Qf4 $18 Qd7 30. Bf3 (30. Qxc4 Be5 $18)) 29... Rc8 {[%emt 0:00:30]} (29... b5 $16 30. d7 h5) 30. Qb6 $40 {[%emt 0:01:01][%mdl 128] White goes for the king.} Qe6 {[%emt 0:00:29]} 31. d7 {[%emt 0:01:38] White threatens Qxe6 and mate.} (31. Qxb7 $6 Qxe3+ 32. Rf2 Rf8 $18) 31... Rd8 {[%emt 0:00:30]} 32. Qxe6 {[%emt 0:00:37]} (32. Qxb7 Qxe3+ 33. Rf2 Be7 $16) 32... fxe6 {[%emt 0:00:05]} 33. Bxb7 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRB} a5 {[%emt 0:00:54]} 34. Ba6 {[%emt 0:00:06]} Kf7 {[%emt 0:00:28]} 35. Bxc4 {[%emt 0:00:09]} Ke7 {[%emt 0:00:32]} 36. Bb5 {[%emt 0:00:05]} Bg5 {[%emt 0:00:32]} 37. Kf2 {[%emt 0:00:21]} Rf8+ {[%emt 0:00:07]} 38. Ke2 {[%emt 0:00:10]} Kd8 {[%emt 0:00:30]} (38... Bf6 $142 39. c4 Be5) 39. Rd6 {[%emt 0:00:47] White is clearly winning.} Rf5 {[%emt 0:00:39]} 40. a4 {[%emt 0:00:00]} Re5 {[%emt 0:00:00]} 41. Ra6 {[%emt 0:00:38]} Rxe3+ {[%emt 0:05:53]} 42. Kf2 {[%emt 0:00:10]} Re5 {[%emt 0:00:07]} 43. Ra8+ {[%emt 0:00:07]} Kc7 {[%emt 0:00:03]} 44. Rc8+ {[%emt 0:00:06] Black did not feel at home in the position after the opening.   Weighted Error Value: White=0.08 (flawless) /Black=0.29 (precise)} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.17"]
[Round "7.22"]
[White "Czarniecki, Pawel"]
[Black "Sternik, Piotr"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1625"]
[BlackElo "1746"]
[Annotator "NA RC COMBH"]
[PlyCount "83"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:01]} d5 {[%emt 0:00:32]} 2. Bf4 {[%emt 0:00:07]} Nf6 {[%emt 0:01:50]} 3. e3 {[%emt 0:00:10]} e6 {[%emt 0:01:06]} 4. Bd3 {[%emt 0:00:21]} c5 {[%emt 0:00:04]} 5. c3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:39]} 6. Nd2 {[%emt 0:00:10]} Bd6 {[%emt 0:03:05]} 7. Bg3 {[%emt 0:00:18]} e5 {[%emt 0:10:39]} 8. dxe5 {[%emt 0:04:37]} Nxe5 {[%emt 0:00:28]} 9. Bc2 {[%emt 0:00:19]} O-O {[%emt 0:06:32]} 10. Ne2 {[%emt 0:03:59]} Bg4 {[%emt 0:02:45]} 11. f3 {[%emt 0:00:59]} Bd7 {[%emt 0:05:41]} 12. a4 {[%emt 0:09:02]} Bc6 {[%emt 0:02:13]} 13. O-O {[%emt 0:01:12]} Re8 {[%emt 0:02:11]} 14. Bf2 {[%emt 0:00:53]} Qc7 {[%emt 0:02:38]} 15. Ng3 {[%emt 0:02:46]} Ng6 {[%emt 0:08:12]} 16. Re1 {[%emt 0:02:39]} Rad8 {[%emt 0:00:26]} 17. Qb1 {[%emt 0:04:33]} a5 {[%emt 0:05:49]} 18. Ndf1 {[%emt 0:01:09]} b6 {[%emt 0:06:22]} 19. Nf5 {[%emt 0:03:19]} Bf8 {[%emt 0:02:17]} 20. Bg3 {[%emt 0:04:28]} Qb7 {[%emt 0:00:07]} 21. Qa2 {[%emt 0:02:33]} Nh5 {[%emt 0:05:26]} 22. Bf2 {[%emt 0:04:10]} Ne5 {[%emt 0:04:23]} 23. Bh4 {[%emt 0:03:17]} Rd7 {[%emt 0:02:16]} 24. Rad1 {[%emt 0:09:39]} g6 {[%emt 0:05:26]} 25. f4 {[%emt 0:10:48]} gxf5 {[%emt 0:09:51]} 26. fxe5 {[%emt 0:00:11]} Rxe5 {[%emt 0:03:03]} 27. Ng3 {[%emt 0:00:58]} f4 {[%emt 0:01:09]} 28. exf4 {[%emt 0:05:26]} Rxe1+ {[%emt 0:00:04]} 29. Rxe1 {[%emt 0:00:04]} Nxf4 {[%emt 0:01:35]} 30. Qb1 {[%emt 0:02:57]} Ng6 {[%emt 0:00:46]} 31. Bg5 {[%emt 0:01:27]} Be7 {[%emt 0:02:16]} 32. Bh6 {[%emt 0:00:49]} d4 {[%emt 0:01:01]} 33. Ne4 {[%emt 0:00:30]} Rd8 {[%emt 0:00:19]} 34. cxd4 {[%emt 0:03:28]} cxd4 {[%emt 0:00:04]} 35. b3 {[%emt 0:00:24]} Qd7 {[%emt 0:04:04]} 36. Bd3 {[%emt 0:03:18]} Re8 {[%emt 0:01:45]} 37. Qc2 {[%emt 0:01:22]} Bxe4 {[%emt 0:00:24]} 38. Rxe4 {[%emt 0:00:22]} Rc8 {[%emt 0:00:40]} 39. Qf2 {[%emt 0:03:45]} Rd8 {[%emt 0:01:14]} 40. h4 {[%emt 0:00:00]} Qd5 {[%emt 0:00:00]} 41. Rxe7 {[%emt 0:04:27]} f5 {[%emt 0:05:36]} 42. Bc4 {[%emt 0:01:56]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.1"]
[White "Kaliszuk, Kamil"]
[Black "Dzida, Kamil"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2217"]
[BlackElo "2333"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,107,26,15,11,22,4,10,5,17,6,7,15,10,17,16,9,51,42,130,43,55,37,40,44,53,39,29,32,45,45,46,16,84,78,76,42,26,0,0,0,0,0,0,-1,-1,-8,-7,-4,-5,-159,0,0,31,32,32,20,23,9,9,3,3,3,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:03] Krasenkow,Michal} Nf6 {[%emt 0:00:07]} 2. c4 {[%emt 0:00:10]} e6 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:00:11]} d5 {[%emt 0:00:08]} 4. Nc3 {[%emt 0:00:20]} Bb4 {[%emt 0:00:35]} 5. Qa4+ {[%emt 0:00:10]} Nc6 {[%emt 0:00:05]} 6. e3 {[%emt 0:00:54]} O-O {[%emt 0:00:31]} 7. Qc2 {[%emt 0:00:24] D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} Re8 {[%emt 0:00:47]} 8. Bd2 {[%emt 0:01:27]} Bf8 {[%emt 0:00:07]} 9. a3 {[%emt 0:00:16]} e5 {[%emt 0:00:23]} 10. dxe5 {[%emt 0:00:54]} Nxe5 {[%emt 0:00:08]} 11. cxd5 {[%emt 0:00:43]} Nxf3+ {[%emt 0:02:25]} 12. gxf3 {[%emt 0:00:30]} Nxd5 {[%emt 0:00:02]} 13. Bd3 {[%emt 0:04:03] [#]} Nf6 $146 {[%emt 0:11:59]} ({Predecessor:} 13... Nxc3 14. Bxc3 Qh4 15. O-O-O g6 16. Be4 Bg7 17. Qa4 Qe7 18. Bxg7 Kxg7 19. h4 Qc5+ {0-1 Navara,D (2703)-Grischuk,A (2764) Hamburg FIDE GP 2019 (2.2)}) 14. O-O-O {[%emt 0:09:03]} c5 {[%emt 0:04:01] [#]} ({Black should try} 14... c6 $14) 15. Ne4 {[%emt 0:08:13]} (15. Be1 $1 $16) 15... Nxe4 $14 {[%emt 0:03:20]} 16. Bxe4 {[%emt 0:01:00]} Qh4 {[%emt 0:00:05]} 17. Bc3 {[%emt 0:03:08]} g6 {[%emt 0:11:44]} 18. Rhg1 {[%emt 0:05:11][%cal Re4g6]} Bg7 {[%emt 0:05:51] Dodges Bxg6} 19. Bxg7 {[%emt 0:13:52]} Kxg7 {[%emt 0:00:05]} 20. f4 {[%emt 0:04:19][%cal Bf3f4,Bf4f5][%mdl 32]} Qe7 {[%emt 0:04:22] Dodges Rg5} 21. Bd3 {[%emt 0:02:41]} b6 {[%emt 0:04:29]} (21... Qf6 $11 {keeps the balance.}) 22. f5 $16 {[%emt 0:11:42][%cal Rf5g6] White is more active.} Qf6 {[%emt 0:00:09]} 23. h4 {[%emt 0:01:59] Hoping for h5.} Re5 $1 {[%emt 0:05:12][%cal Rc8f5]} 24. f4 {[%emt 0:10:58]} (24. e4 {looks sharper.} c4 25. f4 Rxf5 26. exf5 cxd3 27. Qg2) 24... Rxe3 {[%emt 0:02:15]} 25. fxg6 {[%emt 0:06:30]} hxg6 {[%emt 0:00:49] ...c4 would be deadly.} (25... Qxh4 $2 26. gxf7+ Kxf7 27. Bc4+ Kf6 28. Qg2 $18) 26. f5 {[%emt 0:02:54][%cal Rf5g6]} Rxd3 {[%emt 0:02:04][%mdl 64] Remove Defender} 27. Qxd3 {[%emt 0:00:14]} Bxf5 {[%emt 0:03:24]} 28. Qf3 $132 {[%emt 0:00:39][%mdl 2048] White is fighting back} Re8 {[%emt 0:01:42] Strongly threatening ...Re4.} 29. h5 {[%emt 0:00:57]} Re4 {[%emt 0:01:41]} 30. Rd3 $2 {[%emt 0:02:26] [#]} (30. Qc3 $11 Qxc3+ 31. bxc3) 30... Rc4+ $2 {[%emt 0:03:24]} (30... g5 $1 $17 {White must now prevent ...Kh7.} 31. Re3 (31. h6+ $2 Kh7 $19) 31... Rh4) 31. Rc3 $11 {[%emt 0:00:06]} Rxc3+ {[%emt 0:00:03]} 32. Qxc3 {[%emt 0:01:47]} Qxc3+ {[%emt 0:00:04]} 33. bxc3 {[%emt 0:00:07][%mdl 4096] Endgame KR-KB} Kf8 {[%emt 0:02:21]} 34. hxg6 {[%emt 0:01:41]} Bxg6 {[%emt 0:00:06] The position is equal.} 35. Re1 {[%emt 0:01:27]} Bf5 {[%emt 0:00:15]} 36. Kd2 {[%emt 0:01:49]} Be6 {[%emt 0:00:28]} 37. a4 {[%emt 0:02:20]} Ke7 {[%emt 0:03:13]} 38. a5 {[%emt 0:01:43]} b5 {[%emt 0:00:23]} 39. Rh1 {[%emt 0:00:37]} Kd6 {[%emt 0:02:16]} 40. Rh8 {[%emt 0:00:00]} Kc7 {[%emt 0:00:00]} 41. Re8 {[%emt 0:06:09]} Kb7 {[%emt 0:03:42]} 42. Re7+ {[%emt 0:01:30]} Ka6 {[%emt 0:00:08]} 43. Rc7 {[%emt 0:01:20]} Kxa5 {[%emt 0:00:12] ...Kb6 is the strong threat.} 44. Rxa7+ {[%emt 0:00:32]} Kb6 {[%emt 0:00:05]} 45. Ra8 {[%emt 0:01:41]} b4 {[%emt 0:00:14]} 46. cxb4 $1 {[%emt 0:01:05]} cxb4 {[%emt 0:00:05]} 47. Kd3 $1 {[%emt 0:01:44]} Kc5 {[%emt 0:01:37]} 48. Ra5+ {[%emt 0:00:46]} Kd6 {[%emt 0:00:27]} 49. Kd4 {[%emt 0:00:14]} b3 {[%emt 0:00:08]} 50. Ra6+ {[%emt 0:01:51]} Kc7 {[%emt 0:01:38] ( -> ...b2)} 51. Kc5 {[%emt 0:01:51]} Kd7 {[%emt 0:00:19]} 52. Ra7+ {[%emt 0:00:49]} Ke8 {[%emt 0:00:07]} 53. Kd6 $1 {[%emt 0:01:08]} Kf8 {[%emt 0:00:09]} 54. Ke5 {[%emt 0:00:35] Weighted Error Value: White=0.10 (very precise) /Black=0.10 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.2"]
[White "Ochedzan, Tymon"]
[Black "Karolczuk, Iwo"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2240"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,92,18,14,10,7,4,-2,16,14,22,22,41,0,0,0,0,0,0,0,6,-32,-29,-52,-22,-35,-27,-86,0,0,0,0,32,31,36,0,0,-106,-88,-136,-138,-176,-149,-287,-194,-191,-201,-238,-242,-243,-264,-385,-439,-478,-457,-469,-424,-604,-584,-971,-989,-984,-972,-1060,-932,-1085,-818,-676,-690,-686,-645,-643,-620,-741,-717,-722,-711,-966,-954,-1164,-1090,-29974,-29975,-6342,-6335]} 1. e4 {[%emt 0:01:22]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:04]} d6 {[%emt 0:00:06]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:05]} a6 {[%emt 0:00:04]} 6. Nb3 {[%emt 0:00:04]} Nbd7 {[%emt 0:00:31] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 7. g4 {[%emt 0:00:33]} h6 {[%emt 0:00:44]} 8. a4 {[%emt 0:00:49]} b6 {[%emt 0:20:14] The position is equal.} (8... Ne5 $5 {[%cal Rc8g4]}) 9. Bg2 {[%emt 0:00:35]} Bb7 {[%emt 0:00:08]} 10. Qe2 {[%emt 0:01:52] [#]} e6 $146 {[%emt 0:02:22]} ({Predecessor:} 10... Rc8 11. f4 g5 12. fxg5 hxg5 13. Bxg5 Bg7 14. O-O-O Rxc3 15. bxc3 Qc7 16. Bd2 Ne5 {0-1 Ronka,E (2355)-Vishnu,P (2476) Titled Tuesday intern op 22 Mar Early blitz 2022 (3)}) 11. O-O {[%emt 0:04:35]} g5 {[%emt 0:07:57]} 12. f4 {[%emt 0:07:05] Repels Ne5} gxf4 {[%emt 0:10:42]} 13. Bxf4 {[%emt 0:00:13]} Qc7 {[%emt 0:00:38]} 14. h3 {[%emt 0:11:00]} Be7 {[%emt 0:08:01]} 15. Rad1 {[%emt 0:01:29]} (15. Rf2 $5) 15... Ne5 {[%emt 0:03:53]} 16. Nd2 {[%emt 0:05:43]} Nfd7 {[%emt 0:03:56]} 17. Nf3 {[%emt 0:05:00]} Nc4 {[%emt 0:04:35]} 18. e5 {[%emt 0:14:46]} d5 {[%emt 0:02:33]} (18... Nxb2 $17 19. exd6 Qxc3 20. dxe7 Nxd1 21. Rxd1 Bxf3 22. Bxf3 Rc8) 19. Kh1 $11 {[%emt 0:17:29]} (19. b3 Qc5+ 20. Qf2 Na3 $17) 19... Qc5 {[%emt 0:04:09]} (19... Nxb2 20. Nxd5 Bxd5 21. Rxd5 $14) 20. Bc1 {[%emt 0:05:46]} O-O-O {[%emt 0:05:13]} 21. b3 {[%emt 0:04:38]} Na5 {[%emt 0:01:14][%cal Bc4a5,Ba5c6,Bc6e5,Be5g6][%mdl 32]} 22. Rd3 {[%emt 0:00:09]} (22. Na2 $5 {[%cal Rf3d4]}) 22... Qc7 {[%emt 0:01:52]} 23. Na2 {[%emt 0:01:33]} (23. Bf4 $11 {keeps the balance.}) 23... Nc5 $36 {[%emt 0:02:46][%mdl 2048] Black is in control. White is on the road to losing.} 24. Rc3 {[%emt 0:02:27] [#]} (24. Rdd1 $142) 24... Nc6 $1 {[%emt 0:01:04]} (24... d4 25. Nxd4 Rxd4 26. b4 $15) 25. Ne1 {[%emt 0:04:32]} d4 {[%emt 0:05:01]} ({Inferior is} 25... Nxe5 26. Bf4 f6 27. b4 $11) ({And not} 25... Qxe5 26. Qxe5 Nxe5 27. Nd3) 26. Rg3 {[%emt 0:00:08]} (26. Rc4 $17) 26... Qxe5 {[%emt 0:01:13]} ({Weaker is} 26... Nxe5 27. Bf4 Bd6 28. Kh2 $17) 27. Qxe5 {[%emt 0:01:11]} Nxe5 {[%emt 0:00:19]} 28. Bf4 {[%emt 0:00:40]} Ng6 {[%emt 0:00:26] And now ...Nxf4 would win.} 29. Bxb7+ {[%emt 0:01:39]} Kxb7 {[%emt 0:00:14]} 30. Rgf3 {[%emt 0:02:16]} (30. Nd3 {was worth a try.}) 30... Ne4 $19 {[%emt 0:03:47]} 31. Kg1 {[%emt 0:01:37]} f5 {[%emt 0:01:26]} 32. gxf5 {[%emt 0:01:36]} exf5 {[%emt 0:00:05]} 33. Ng2 {[%emt 0:00:12]} (33. Bh2 $142 Rhg8 34. Kh1) 33... Rhg8 {[%emt 0:00:48]} 34. Kh2 {[%emt 0:01:57]} Nxf4 {[%emt 0:00:29]} 35. Nxf4 {[%emt 0:00:04] White is weak on the dark squares} Nd2 {[%emt 0:00:09][%csl LRf1,LRf3]} 36. Nc1 {[%emt 0:01:22]} Bd6 {[%emt 0:01:05]} 37. Ncd3 {[%emt 0:00:13]} Rde8 {[%emt 0:00:41]} 38. Kh1 {[%emt 0:00:31]} Nxf1 {[%emt 0:00:49]} 39. Rxf1 {[%emt 0:00:04]} Re3 {[%emt 0:00:13]} 40. Rf2 {[%emt 0:00:00]} Rgg3 {[%emt 0:00:00]} 41. Ne2 {[%emt 0:05:19]} Rxh3+ {[%emt 0:06:45]} 42. Kg1 {[%emt 0:00:28]} Rh4 {[%emt 0:01:13]} 43. Ne1 {[%emt 0:03:07]} Bg3 {[%emt 0:03:17]} 44. Nxg3 {[%emt 0:00:37]} Rxg3+ {[%emt 0:00:08]} 45. Ng2 {[%emt 0:00:16]} Rhg4 {[%emt 0:00:16]} 46. Kf1 {[%emt 0:00:07] [#]} Rxg2 $1 {[%emt 0:00:21] Weighted Error Value: White=0.76/Black=0.21 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.3"]
[White "Kacprzak, Karol"]
[Black "Backiel, Hubert"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2221"]
[BlackElo "2127"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,87,18,6,11,15,3,40,42,43,46,43,41,65,63,69,66,70,51,61,53,45,45,35,43,39,0,20,20,40,28,144,158,159,157,130,136,183,93,101,101,101,101,101,96,104,101,96,94,94,94,94,85,91,85,87,85,88,88,90,87,85,79,487,494,495,487,468,468,468,443,470,489,486,483,461,434,437,440,408,414]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:03:07]} 2. Nf3 {[%emt 0:00:38][%cal Bg1f3,Bf3d4,Bd4b3][%mdl 32]} d6 {[%emt 0:00:05]} 3. Bb5+ {[%emt 0:00:08]} Nd7 {[%emt 0:00:20]} 4. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:19]} 5. Nxd4 {[%emt 0:00:19]} Ngf6 {[%emt 0:00:57]} 6. O-O {[%emt 0:00:28] B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} a6 {[%emt 0:02:13]} 7. Bd3 {[%emt 0:00:24]} e5 {[%emt 0:00:12]} 8. Nb3 {[%emt 0:01:07] White is slightly better.} Be7 {[%emt 0:02:50]} 9. c4 {[%emt 0:05:30] [#]} O-O $146 {[%emt 0:02:52][%cal Ob7b5]} ({Predecessor:} 9... a5 10. Be3 a4 11. N3d2 Nc5 12. Bc2 Bd7 13. Nc3 O-O 14. h3 Qa5 15. Rb1 Rfc8 {1-0 Xiong,J (2687)-So,W (2772) Speed Chess Chess.com INT blitz 2021 (1.18)}) 10. Nc3 {[%emt 0:00:28]} b6 {[%emt 0:02:23]} 11. Be3 {[%emt 0:07:17]} Nc5 {[%emt 0:03:59]} 12. Nxc5 {[%emt 0:09:01]} bxc5 {[%emt 0:00:37]} 13. h3 {[%emt 0:01:10]} Be6 {[%emt 0:09:40]} 14. b3 {[%emt 0:07:48]} Nd7 {[%emt 0:03:13][%cal Bf6d7,Bd7b8,Bb8c6][%mdl 32]} 15. Qd2 {[%emt 0:04:16]} Nb8 {[%emt 0:05:16]} 16. Rad1 {[%emt 0:05:59]} Nc6 {[%emt 0:00:52]} 17. Nd5 {[%emt 0:04:08]} h6 {[%emt 0:08:30]} 18. Bb1 {[%emt 0:06:29] And now Nxe7+ would win.} Nd4 {[%emt 0:13:53]} 19. f4 {[%emt 0:10:21]} exf4 {[%emt 0:10:25]} (19... Bh4 $11) 20. Nxe7+ $16 {[%emt 0:02:30]} (20. Bxf4 $6 Bxd5 21. cxd5 (21. exd5 Bg5 $11) 21... Bg5 $11) (20. Nxf4 $6 Bf6 $11) 20... Qxe7 {[%emt 0:01:45]} 21. Bxd4 {[%emt 0:01:38]} (21. Bxf4 $6 Rfd8 $16) 21... cxd4 {[%emt 0:00:08]} 22. Qxf4 {[%emt 0:01:09]} a5 {[%emt 0:17:11]} (22... Rab8 $16 {keeps fighting.} 23. Kh1 (23. Rxd4 Qa7 $16) 23... Qc7 24. Rxd4 Rfd8) 23. a4 {[%emt 0:04:43]} (23. Rxd4 $18 Qa7 24. Rfd1 (24. Qxd6 $2 Rfd8 $19)) 23... Rab8 {[%emt 0:02:20]} 24. Bc2 {[%emt 0:00:35]} (24. Rxd4 $6 Rxb3 25. e5 dxe5 26. Qxe5 Qa3 $11) 24... Qa7 {[%emt 0:00:07] [#] Threatens to win with ...d3+.} 25. Qf2 {[%emt 0:00:45] White is more active.} (25. Qxd6 $2 d3+ 26. Kh2 dxc2 $19) 25... Qc5 {[%emt 0:02:28]} 26. Qxd4 {[%emt 0:02:11]} Qg5 {[%emt 0:00:05]} 27. Kh1 {[%emt 0:01:55]} Rfd8 {[%emt 0:00:05]} 28. Rd2 {[%emt 0:02:53]} Rb7 {[%emt 0:03:05]} 29. Rfd1 {[%emt 0:02:33][%cal Oe4e5]} Rbd7 {[%emt 0:04:03]} 30. Qc3 {[%emt 0:01:33]} Qc5 {[%emt 0:00:45]} 31. Rd3 {[%emt 0:00:17][%cal Bd2d3,Bd3g3,Bg3g5,Bg5a5,Ba5a6,Ba6d6][%mdl 32]} f6 {[%emt 0:00:34]} 32. Rg3 {[%emt 0:00:33]} Kf7 {[%emt 0:00:22]} 33. Rf1 {[%emt 0:01:34][%cal Og3g7] Rxg7+! is the strong threat.} Qe5 {[%emt 0:00:59]} 34. Qe3 $36 {[%emt 0:02:05][%mdl 2048] Keeping Black busy.} Rf8 {[%emt 0:01:10]} 35. Bd1 {[%emt 0:00:35]} h5 $2 {[%emt 0:00:29][%mdl 8192] Black cannot hold the game after this.} (35... Rb8 $16 {is tougher.}) 36. Rg5 $18 {[%emt 0:01:27][%mdl 64] [#] Skewer, Double Attack} Qb2 {[%emt 0:00:27]} 37. Bxh5+ {[%emt 0:00:37]} ({Not} 37. Rxh5 Kg8 38. Rxa5 Bf7 $18) 37... Kg8 {[%emt 0:00:25]} 38. Rxa5 {[%emt 0:00:41]} Rb7 {[%emt 0:00:22]} 39. Bd1 {[%emt 0:00:19]} (39. Rb5 Rxb5 40. axb5 Ra8 $18) 39... Bf7 {[%emt 0:00:18]} 40. Qd3 {[%emt 0:00:00]} Re7 {[%emt 0:00:00]} 41. Bf3 {[%emt 0:04:27]} ({Resist} 41. Qxd6 Rfe8 $18) 41... Re5 {[%emt 0:04:58]} 42. Ra6 {[%emt 0:02:49]} Rb8 {[%emt 0:00:39]} 43. Rb1 {[%emt 0:00:23]} (43. Rxd6 Rxb3 44. Rd8+ Kh7 $18) 43... Qa3 {[%emt 0:00:39]} 44. Rxd6 {[%emt 0:00:55] Weighted Error Value: White=0.06 (flawless) /Black=0.27 (precise)} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.4"]
[White "Luczak, Filip"]
[Black "Luberanski, Jakub"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2345"]
[BlackElo "2242"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,92,0,-11,-21,-14,-19,-18,-10,-14,-12,0,-12,-10,-11,0,0,0,0,0,0,0,0,0,-19,-21,-18,-12,-37,-39,-43,-50,-48,105,109,165,178,217,232,216,0,0,-77,-35,-35,-41,-38,-41,-44,-82,-85,-81,-100,-18,-143,-143,-123,-93,-96,-31,-81,0,0,6,6,6,5,245,245,815,814,797,804,774,767,924,881,1642,1627,1069]} 1. g3 {[%emt 0:00:08]} g6 {[%emt 0:00:45]} 2. Bg2 {[%emt 0:00:11]} Bg7 {[%emt 0:00:03]} 3. e4 {[%emt 0:00:43]} c5 {[%emt 0:01:52]} 4. Ne2 {[%emt 0:03:26]} Nc6 {[%emt 0:00:04]} 5. d3 {[%emt 0:00:57]} e5 {[%emt 0:01:30]} 6. Nbc3 {[%emt 0:01:19]} Nge7 {[%emt 0:00:05]} 7. O-O {[%emt 0:00:10]} O-O {[%emt 0:00:06]} 8. f4 {[%emt 0:03:17]} d6 {[%emt 0:00:15]} 9. fxe5 {[%emt 0:06:36] B25: Closed Sicilian: 3 g3, lines without early Be3.} dxe5 {[%emt 0:02:42]} 10. Nd5 {[%emt 0:04:29]} Nxd5 {[%emt 0:03:06]} 11. exd5 {[%emt 0:00:07] The position is equal.} Ne7 {[%emt 0:00:03][%cal Bc6e7,Be7f5,Bf5d6][%mdl 32]} 12. c4 {[%emt 0:03:21]} Nf5 {[%emt 0:00:12] [#]} (12... Bg4 {is interesting.} 13. Be3 b6 14. h3 Nf5) 13. Kh1 $146 {[%emt 0:05:08]} ({Predecessor:} 13. Rb1 a5 14. a3 a4 15. h3 {½-½ Khamrakulov,I (2472)-Veingold,A (2464) Don Benito 2004 (8)}) 13... b6 {[%emt 0:06:29]} 14. Nc3 {[%emt 0:06:19]} Nd6 {[%emt 0:05:20]} 15. Be3 {[%emt 0:01:54]} f5 {[%emt 0:00:23]} 16. Qd2 {[%emt 0:03:15]} Rf7 {[%emt 0:06:04]} 17. Rae1 {[%emt 0:03:52]} Qf8 {[%emt 0:00:55]} 18. a3 {[%emt 0:08:04][%cal Ba2a3,Ba3a4,Ba4a5,Ba5b6][%mdl 32]} Bd7 {[%emt 0:05:06]} 19. Bg1 {[%emt 0:07:11]} a5 {[%emt 0:06:54]} 20. Qd1 $1 {[%emt 0:06:27]} a4 {[%emt 0:01:58]} 21. b4 {[%emt 0:08:41]} axb3 {[%emt 0:04:07]} 22. Qxb3 {[%emt 0:00:02]} Ra6 {[%emt 0:00:36]} 23. a4 $1 {[%emt 0:03:33][%cal Oa4a5]} h5 $2 {[%emt 0:09:44] [#]} (23... f4 $15 24. Qd1 Qd8) 24. a5 $1 $16 {[%emt 0:01:54][%mdl 512] White is more active.} f4 {[%emt 0:03:19]} (24... Nb7 $16 {is a better defense.}) (24... bxa5 25. Bxc5) 25. axb6 $18 {[%emt 0:00:32]} f3 {[%emt 0:00:52] [#]} 26. Rxf3 {[%emt 0:00:17][%mdl 512]} Rxf3 {[%emt 0:00:05]} 27. Bxc5 $2 {[%emt 0:00:15]} (27. b7 $18 Nxb7 28. Qxb7) 27... Rxd3 $11 {[%emt 0:07:49][%cal Oe5e4]} 28. Qb4 {[%emt 0:02:14] [#]} (28. b7 $11 {keeps the balance.} Qb8 29. Bxd6 Rxd6 30. c5) 28... Qb8 $1 $17 {[%emt 0:11:30]} 29. Bxd6 {[%emt 0:04:58]} Qxb6 {[%emt 0:01:36]} 30. Qxb6 {[%emt 0:01:27]} Rxb6 {[%emt 0:00:04][%cal Ba6b6,Bb6b4,Bb4c4,Bc4c2][%mdl 32]} 31. Ne4 {[%emt 0:00:05]} Bf5 {[%emt 0:03:04]} 32. Bc7 {[%emt 0:07:28]} Rb4 {[%emt 0:05:31]} 33. Nd6 {[%emt 0:04:32]} e4 {[%emt 0:06:54]} 34. Nxe4 {[%emt 0:03:58]} (34. Bxe4 $2 {perishes.} Bxe4+ 35. Nxe4 (35. Rxe4 $2 Rb1+ 36. Kg2 Rd2+ {[%mdl 64] Skewer} 37. Kf3 Rf1+ 38. Ke3 Bh6+ 39. Rf4 Bxf4+ 40. gxf4 Rxh2 $19) 35... Rxc4 $19) (34. Nxf5 $1 $11 gxf5 35. Bf1) 34... Rxc4 {[%emt 0:00:17]} 35. Bf4 {[%emt 0:00:33]} Rc2 {[%emt 0:03:18][%cal Od3a3]} (35... Rxd5 $2 36. Nf6+ Bxf6 37. Bxd5+ Kg7 38. Bxc4 $18) 36. d6 {[%emt 0:00:20]} Bf8 {[%emt 0:01:50]} (36... Rd4 $17 {[%cal Oc2g2] ...Rxg2! would be deadly.} 37. Ng5 Bf6) 37. h4 {[%emt 0:00:28]} (37. Kg1 $15) 37... Rd4 {[%emt 0:03:13]} (37... Bg7 $17) 38. Nf6+ $11 {[%emt 0:00:10]} Kf7 {[%emt 0:00:07] Strongly threatening ...Rxf4.} 39. Bd5+ {[%emt 0:00:52]} Rxd5 {[%emt 0:01:36][%mdl 64] Deflection} 40. Nxd5 {[%emt 0:00:00] With the idea Ne3.} Bg4 $2 {[%emt 0:00:00] A mistake that costs the game.} (40... Rc4 $11) 41. Ne3 $18 {[%emt 0:02:01]} Rc8 {[%emt 0:07:34]} (41... Re2 42. Rxe2 Bxe2) 42. Nxg4 {[%emt 0:00:40] White is clearly winning.} hxg4 {[%emt 0:00:04]} 43. d7 {[%emt 0:04:48]} Rd8 {[%emt 0:00:15] [#]} 44. Rf1 $1 {[%emt 0:00:13]} ({Not} 44. Rd1 Ke6 $11) 44... Ke6 {[%emt 0:02:29]} 45. Bg5 {[%emt 0:00:28]} Be7 {[%emt 0:03:28]} 46. Re1+ {[%emt 0:00:06][%mdl 64] Skewer, Deflection} Kd5 {Weighted Error Value: White=0.19 (very precise) /Black=0.34} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.5"]
[White "Kacprzak, Kacper"]
[Black "Taranowicz, Michal"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2248"]
[BlackElo "1900"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,115,27,28,0,0,14,0,-23,0,0,-6,-7,0,-6,18,21,20,0,0,-1,-1,-8,-2,-5,-4,-48,-46,-116,-116,-126,-124,-125,-125,-129,-77,-93,-90,-90,-27,-121,-81,-120,-120,-122,-118,-107,-39,-39,0,0,24,0,0,0,0,0,0,14,85,82,147,138,122,128,128,131,212,212,212,188,227,37,300,80,77,21,47,49,209,212,360,184,176,173,1477,1242,5081,2335,29975,29974,29977,29978,29981,29982,29977,29977]} 1. e4 {[%emt 0:00:02]} d6 {[%emt 0:01:48]} 2. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:05]} g6 {[%emt 0:00:04]} 4. f4 {[%emt 0:01:10]} Bg7 {[%emt 0:00:10]} 5. Nf3 {[%emt 0:00:05]} O-O {[%emt 0:00:07]} 6. Bd3 {[%emt 0:00:29]} Nc6 {[%emt 0:00:06]} 7. e5 {[%emt 0:01:05]} dxe5 {[%emt 0:00:12]} 8. fxe5 {[%emt 0:00:56]} Nh5 {[%emt 0:00:55]} 9. Be3 {[%emt 0:01:22]} Bg4 {[%emt 0:00:26]} 10. Be2 {[%emt 0:01:59]} f6 {[%emt 0:00:44]} 11. exf6 {[%emt 0:00:41]} exf6 {[%emt 0:00:05]} 12. Qd2 {[%emt 0:07:33] B09: Pirc Defence: Austrian Attack.} Re8 {[%emt 0:02:39]} 13. O-O-O {[%emt 0:02:34]} Ne7 $1 {[%emt 0:03:33] [#] Threatens to win with ...Nf5.} 14. Qd3 $146 {[%emt 0:22:00] The position is equal.} ({Predecessor:} 14. Ne5 Bxe2 15. Qxe2 fxe5 16. dxe5 Qc8 17. g4 Nf5 18. gxf5 Qxf5 19. Qc4+ Qf7 20. Qxf7+ Kxf7 21. Rd7+ Kg8 22. Nd5 Bxe5 23. Bg5 {½-½ Tate,A (2342)-Rasik,V (2475) Pardubice Czech op 22nd 2011 (8)}) 14... c6 {[%emt 0:03:34]} 15. Kb1 {[%emt 0:08:32]} b5 {[%emt 0:05:30]} 16. Rhe1 {[%emt 0:06:59]} Be6 {[%emt 0:23:46]} 17. Nh4 {[%emt 0:06:14]} b4 {[%emt 0:05:03]} (17... Bc4 $5 18. Qd2 $8 Bxe2 19. Rxe2 b4 $11) 18. Na4 {[%emt 0:00:49]} Qa5 {[%emt 0:01:55]} (18... Nd5 {feels hotter.} 19. Bxh5 Qa5 20. b3 gxh5 21. Bd2 Qb5) 19. Qa6 {[%emt 0:05:52]} (19. b3 {looks sharper.} Nd5 20. Bxh5 gxh5 21. Bd2) 19... Qxa6 {[%emt 0:06:58]} ({Don't play} 19... Qd5 20. Nc5 Bf8 21. Nxe6 Qxe6 22. g4 $16 (22. Bd2 Qd6 $16)) 20. Bxa6 {[%emt 0:00:10]} Bg4 {[%emt 0:05:44]} 21. Rc1 {[%emt 0:03:26]} g5 {[%emt 0:03:13]} 22. Nf3 {[%emt 0:02:12]} Nf5 {[%emt 0:01:03]} 23. Bg1 {[%emt 0:05:56]} Nf4 $1 {[%emt 0:03:17]} 24. Bf1 {[%emt 0:03:15]} ({Better is} 24. Bb7 $15) 24... Bxf3 $17 {[%emt 0:01:57]} 25. gxf3 {[%emt 0:00:08]} Nh4 $1 {[%emt 0:00:04] A dynamic duo of knights.} 26. Bc4+ {[%emt 0:00:39]} Kh8 {[%emt 0:01:09]} 27. Rf1 {[%emt 0:01:48]} Bf8 {[%emt 0:03:02]} ({Not} 27... Ne2 28. Bxe2 Rxe2 29. c3 $11) (27... Nh3 $142 28. d5 Nxg1 29. Rxg1 Nxf3) 28. Rcd1 {[%emt 0:01:21][%cal Bc1d1,Bd1d2,Bd2d6][%mdl 32]} Rad8 {[%emt 0:00:58]} 29. c3 {[%emt 0:01:50]} Nhg2 {[%emt 0:02:12]} (29... Nh3 $17 30. Bf2 Nxf3) 30. Kc2 {[%emt 0:03:45]} (30. Bf7 $11 {keeps the balance.}) 30... h5 {[%emt 0:05:12][%cal Bh7h5,Bh5h4][%mdl 32]} 31. Rd2 {[%emt 0:01:12]} h4 {[%emt 0:02:52]} 32. Nc5 {[%emt 0:03:37]} bxc3 {[%emt 0:04:11]} 33. bxc3 {[%emt 0:00:05][%cal Oc5e6]} Bxc5 {[%emt 0:06:21]} (33... h3 $17) 34. dxc5 $15 {[%emt 0:00:05]} Kg7 {[%emt 0:02:23]} (34... Rxd2+ $15 35. Kxd2 h3) 35. Rd6 $11 {[%emt 0:02:49]} Rb8 {[%emt 0:01:50]} 36. Bf2 {[%emt 0:06:32] Inhibits Ne1+.} Nd5 {[%emt 0:02:47][%mdl 64] Deflection} 37. Bxd5 {[%emt 0:00:45]} (37. Rxc6 $2 Nge3+ 38. Bxe3 Nxe3+ 39. Kd3 Nxf1 $19) 37... cxd5 {[%emt 0:00:44]} 38. Rxd5 {[%emt 0:00:30]} Re2+ {[%emt 0:00:04]} 39. Rd2 {[%emt 0:00:09]} Rxd2+ {[%emt 0:02:26]} (39... Ne3+ $1 $11 {remains equal.} 40. Bxe3 Rxe3) 40. Kxd2 {[%emt 0:00:00][%mdl 4096] Endgame KRB-KRN} Rb2+ {[%emt 0:00:00]} (40... Nf4 $142) 41. Kd3 $16 {[%emt 0:04:35] And now c6 would win.} Kf7 {[%emt 0:00:34]} 42. Kc4 {[%emt 0:06:45]} Ke7 {[%emt 0:01:07]} 43. Bd4 {[%emt 0:06:22] Rd1 is the strong threat.} Kd7 {[%emt 0:00:14]} (43... f5 $16 {is a better defense.} 44. Rf2 Rxf2 45. Bxf2 g4) 44. Rf2 $1 $18 {[%emt 0:05:41]} (44. Bxf6 $2 {too greedy.} Ne3+ 45. Kd3 Nxf1 $19) 44... Rxf2 {[%emt 0:02:05]} 45. Bxf2 {[%emt 0:00:02] KB-KN} Nf4 {[%emt 0:01:21]} 46. Be3 $2 {[%emt 0:04:23]} (46. Kb5 $18) 46... Ne6 $2 {[%emt 0:00:29][%mdl 8192] [#]} (46... Ng2 $1 $14 47. Bf2 a6) 47. c6+ $2 {[%emt 0:01:08]} Kxc6 $16 {[%emt 0:00:11]} 48. Bxa7 {[%emt 0:00:03]} ({White should play} 48. Kd3 $16) 48... f5 $11 {[%emt 0:01:25]} 49. Bf2 {[%emt 0:00:39]} Nf4 $2 {[%emt 0:01:08] [#]} (49... h3 $1 $14) 50. Kd4 $1 $18 {[%emt 0:00:58] Black must now prevent Be3.} Nh3 {[%emt 0:01:36]} (50... Kd6 $142 51. a4 Ne6+ 52. Kc4 Kc6) 51. Be1 {[%emt 0:01:40]} (51. Be3 $142) 51... Ng1 {[%emt 0:00:34]} 52. Ke3 {[%emt 0:00:12] Strongly threatening f4.} Kb5 $2 {[%emt 0:00:31]} (52... Nh3 53. Bd2 Nf4) 53. f4 {[%emt 0:00:43][%mdl 64] Deflection} g4 {[%emt 0:00:45]} 54. Bxh4 {[%emt 0:00:16]} Nf3 {[%emt 0:00:21]} 55. Bg3 {[%emt 0:00:11] White mates.} Kc4 {[%emt 0:01:52]} 56. h4 {[%emt 0:00:46][%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} Kxc3 {[%emt 0:00:18]} 57. h5 {[%emt 0:00:04]} Nd4 {[%emt 0:00:07]} 58. h6 {[%emt 0:00:10] Weighted Error Value: White=0.32/Black=0.34} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.6"]
[White "Chyzy, Jakub"]
[Black "Ciszewski, Krzysztof"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2250"]
[BlackElo "2047"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,88,18,13,25,10,22,19,19,23,22,27,16,19,32,18,15,14,16,0,0,0,0,0,8,0,0,-31,-35,-22,-24,-74,-59,-60,-66,-61,-60,-68,-47,-58,-6,-47,-54,-45,-17,-59,-29,-124,-72,-79,0,-88,-39,-31,-29,-18,0,0,143,136,420,421,619,616,1120,1045,2052,1532,6170,5522,5414,5406,29997,29998,29999]} 1. e4 {[%emt 0:00:39]} c5 {[%emt 0:00:12]} 2. Nf3 {[%emt 0:00:06]} d6 {[%emt 0:00:09]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:14]} 5. Nc3 {[%emt 0:00:02]} a6 {[%emt 0:00:07]} 6. Be2 {[%emt 0:00:03]} e5 {[%emt 0:01:02]} 7. Nb3 {[%emt 0:00:06]} Be7 {[%emt 0:00:07]} 8. O-O {[%emt 0:00:07]} O-O {[%emt 0:00:08]} 9. Qd3 {[%emt 0:00:04]} b5 {[%emt 0:04:53] B92: Sicilian Najdorf: 6 Be2.} 10. a4 {[%emt 0:08:03]} b4 {[%emt 0:00:49]} 11. Nd5 {[%emt 0:00:09]} Nxd5 {[%emt 0:00:22] The position is equal.} 12. Qxd5 {[%emt 0:00:28]} Ra7 {[%emt 0:00:07]} 13. Be3 {[%emt 0:00:12]} Be6 {[%emt 0:00:13]} 14. Qd2 {[%emt 0:04:24]} Rb7 {[%emt 0:19:22]} 15. a5 {[%emt 0:00:11]} Qc8 {[%emt 0:05:59]} 16. Bb6 {[%emt 0:04:21]} Qc6 {[%emt 0:06:25]} 17. Rfd1 {[%emt 0:16:55] [#]} ({Don't play} 17. Qxb4 Qxc2 18. Nc1 d5 $17) 17... Bc4 $146 {[%emt 0:11:14]} (17... Qxe4 $2 18. Bf3 Qc4 19. Bxb7 $18) ({Predecessor:} 17... Rd7 18. Bf3 Rc8 19. Qxb4 Rb7 20. Qa3 Nd7 21. Be2 Ra8 22. Bd3 Nxb6 23. axb6 Qxb6 24. Na5 Rc7 25. Nb3 Rb7 {1-0 Pulpan,J (2390)-Richter,L (2268) Oberliga Ost-A 1718 2017 (6.1)}) 18. Bg4 {[%emt 0:12:09]} Be6 {[%emt 0:03:07]} (18... Qxe4 $2 19. Bf3 Qg6 20. Bxb7 $18) 19. Be2 {[%emt 0:09:05]} Bc4 {[%emt 0:00:05]} (19... Qxe4 $2 20. Bf3 Qc4 21. Bxb7 $18) 20. Bxc4 {[%emt 0:15:22]} Qxc4 {[%emt 0:00:06]} 21. Ra4 {[%emt 0:00:02]} Qxe4 {[%emt 0:05:39]} 22. Rxb4 {[%emt 0:00:12]} Qc6 {[%emt 0:01:20]} 23. h3 {[%emt 0:07:41]} (23. Rg4 $11) 23... Nd7 $17 {[%emt 0:06:01]} 24. Be3 {[%emt 0:01:12]} Rxb4 {[%emt 0:03:53]} 25. Qxb4 {[%emt 0:00:06]} Rb8 {[%emt 0:02:10]} 26. Qd2 {[%emt 0:05:38]} Nf6 {[%emt 0:02:43]} 27. Qd3 {[%emt 0:09:50]} Qb5 {[%emt 0:09:14]} (27... g6 $15) 28. Qf5 {[%emt 0:03:28]} g6 {[%emt 0:02:54]} 29. Qf3 {[%emt 0:00:36]} Qc4 {[%emt 0:04:17] [#] Hoping for ...e4.} 30. Rd2 {[%emt 0:01:23]} Ne4 {[%emt 0:02:57] Repels Bg5} 31. Re2 {[%emt 0:00:52]} (31. Rd3 $11 {keeps the balance.}) 31... f5 {[%emt 0:04:04]} (31... Rb4 $142 32. Bd2 Ra4) 32. Bb6 {[%emt 0:01:18]} Rc8 {[%emt 0:01:30]} (32... Bg5 $17) 33. Kh2 {[%emt 0:01:26]} (33. Nd2 $1 $11 {remains equal.} Ng5 34. Qb7 Qxe2 35. Qxc8+ Kf7 36. Nf1) 33... Qc6 {[%emt 0:02:41]} ({Black should play} 33... Bg5 $17) 34. Qd3 $15 {[%emt 0:00:26]} Nf6 {[%emt 0:01:28]} 35. Qxa6 {[%emt 0:00:23]} Nd5 {[%emt 0:00:44]} (35... Kf7 $5 {[%cal Rf6d5]}) 36. Rd2 {[%emt 0:00:42][%cal Od2d5] [#] And now Rxd5! would win.} Nxb6 {[%emt 0:01:04]} (36... Rb8 $11) 37. axb6 $16 {[%emt 0:00:05]} (37. Qxb6 Qxb6 38. axb6 Rb8 $15) 37... Rb8 $2 {[%emt 0:00:36][%mdl 8192] A mistake that costs the game.} (37... Ra8 $16 {was worth a try.} 38. Na5 Qe4 39. Qc4+ Qxc4 40. Nxc4 Rb8) 38. Qa7 $1 $18 {[%emt 0:00:09][%csl LRb8,LRe7]} Qb7 {[%emt 0:00:44]} (38... Rb7 $142 39. Na5 {[%mdl 64] Deflection} Qa4 40. Qxb7 (40. Nxb7 Qf4+ 41. g3 Qxd2 $14) (40. Qa8+ Kf7 $16) 40... Qf4+ 41. g3 Qxd2) 39. Na5 {[%emt 0:00:22]} Qxb6 {[%emt 0:00:31]} 40. Qxe7 {[%emt 0:00:00]} Qxa5 {[%emt 0:00:00]} 41. Rxd6 {[%emt 0:01:21] Threatening mate with Rd7. KQR-KQR} Qa4 {[%emt 0:03:04]} 42. Qe6+ {[%emt 0:00:58]} Kf8 {[%emt 0:05:01]} 43. Qxe5 {[%emt 0:00:51] Rf6+ would kill now.} Re8 {[%emt 0:00:39]} 44. Qh8+ {[%emt 0:00:13]} Ke7 {[%emt 0:00:07]} 45. Qf6# {[%emt 0:00:05] Weighted Error Value: White=0.17 (very precise) /Black=0.51} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.7"]
[White "Biesiadecki, Adam"]
[Black "Turski, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "1761"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,113,31,29,29,28,31,9,51,6,82,78,106,79,68,16,22,39,64,-25,-43,-137,-86,-89,-87,-95,11,10,25,-29,-17,-10,-20,-144,-82,-67,0,-1243,-1194,-1357,-1229,-1357,-1357,-1335,-1331,-1269,-1223,-1140,-1095,-1049,0,0,0,-879,0,0,0,0,0,-77,-85,-73,-70,-84,-18,-19,0,-46,-17,-19,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12,12,12,0,12,5,12,12,12,0,12,12]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:36]} 2. c4 {[%emt 0:00:06]} g6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:04]} Bg7 {[%emt 0:00:11]} 4. e4 {[%emt 0:00:04]} d6 {[%emt 0:00:05]} 5. h3 {[%emt 0:00:05]} O-O {[%emt 0:00:25]} 6. Be3 {[%emt 0:00:04]} c5 {[%emt 0:00:23]} 7. d5 {[%emt 0:00:04]} e6 {[%emt 0:00:23]} 8. Nf3 {[%emt 0:00:10]} exd5 {[%emt 0:00:43]} 9. exd5 {[%emt 0:00:08]} Na6 {[%emt 0:00:30]} 10. Bd3 {[%emt 0:00:09]} Nb4 {[%emt 0:00:25] E90: King's Indian: Classical: Early deviations and 6 h3.} 11. Be2 $1 {[%emt 0:00:16][%mdl 4] now scores much better than the old 11.Bb1.} Bf5 {[%emt 0:21:09]} 12. Rc1 {[%emt 0:00:06] Inhibits Nc2+.} Qa5 {[%emt 0:10:36] [#]} 13. g4 $146 {[%emt 0:27:42]} (13. Qd2 $5) ({Predecessor:} 13. O-O Nxa2 14. Ra1 Nxc3 15. Rxa5 Nxd1 16. Rxd1 b6 17. Ra2 a5 18. Bf4 Rfe8 19. Kf1 {0-1 Peycheva,G (2150)-Fitzsimons,D (2337) Palic Karadzic Memorial op 2017 (2)}) 13... Bd7 {[%emt 0:11:34] [#]} (13... Be4 $11 {keeps the balance.}) 14. Qd2 $1 $16 {[%emt 0:02:37]} Rfe8 {[%emt 0:09:45]} 15. a3 {[%emt 0:00:54]} Na6 {[%emt 0:00:24][%cal Ob7b5]} 16. Kf1 {[%emt 0:04:36]} (16. O-O $14) 16... b5 $1 $11 {[%emt 0:11:28]} 17. cxb5 {[%emt 0:12:43]} Nc7 {[%emt 0:03:41][%cal Of6d5]} 18. Kg2 {[%emt 0:03:52]} ({Better is} 18. Bc4 $14) 18... Nfxd5 {[%emt 0:04:21][%mdl 64] Decoy} (18... Bxb5 $2 19. Nxb5 Qxd2 20. Nxd2 $18 (20. Bxd2 Rxe2 21. Nxc7 Rc8 $18)) 19. Rhd1 {[%emt 0:06:04] [#]} (19. Nxd5 $15 Qxd2 {[%mdl 64] Remove Defender} 20. Bxd2 Nxd5 21. Bc4) 19... Bxc3 {[%emt 0:10:39]} (19... Nxc3 $142 $1 20. bxc3 Nxb5 21. Bxb5 Qxb5) 20. bxc3 $17 {[%emt 0:01:01]} Nxe3+ {[%emt 0:00:31]} (20... Qxa3 21. Bh6 $18) 21. fxe3 {[%emt 0:00:06]} d5 {[%emt 0:00:43]} (21... Nxb5 $6 22. c4 Qxd2 23. Rxd2 $11) (21... Qxa3 $6 22. Bc4 Nxb5 23. Ng5 $11) (21... Bxb5 $17 22. c4 Qxd2 23. Rxd2 Ba6) 22. c4 $11 {[%emt 0:01:32]} Qxa3 {[%emt 0:06:12]} 23. cxd5 {[%emt 0:01:33]} (23. Rc3 Qb4 $15) (23. Kf2 $142 $1 Qb4 24. Qc2) 23... Bxb5 {[%emt 0:01:46]} 24. Bxb5 {[%emt 0:07:56]} Nxb5 {[%emt 0:00:13]} 25. d6 {[%emt 0:00:15]} (25. Qd3 $1 $11 {was the only way to keep the balance.}) 25... Rad8 {[%emt 0:01:35]} (25... Qxe3 $2 26. Qxe3 Rxe3 27. d7 $18) (25... Rxe3 $142 26. Ra1 Qb3) 26. d7 $17 {[%emt 0:01:48]} Rxe3 {[%emt 0:02:05]} (26... Qxe3 $2 27. dxe8=Q+ Rxe8 28. Qxe3 Rxe3 29. Rxc5 $18) (26... Re7 $15 27. Qd3 Qxd3 28. Rxd3 Rexd7 29. Rxd7 Rxd7 30. Rxc5 a6) 27. Re1 $2 {[%emt 0:14:02][%mdl 8192]} (27. Ra1 $11 Qb3 28. Rab1 (28. Rdb1 $2 Qe6 $19)) 27... Rxf3 $19 {[%emt 0:02:50]} 28. Re8+ {[%emt 0:00:50]} Kg7 {[%emt 0:00:00]} 29. Rxd8 {[%emt 0:02:25]} Rg3+ {[%emt 0:00:07]} (29... Rxh3 30. Rg8+ Kxg8 31. d8=Q+ (31. d8=R+ Kg7 $15) 31... Kg7 32. Qf4 $18) 30. Kf1 {[%emt 0:00:44]} Qf3+ {[%emt 0:00:45]} (30... Rxh3 31. Rg8+ Kxg8 32. d8=Q+ (32. d8=B $2 Qf3+ 33. Qf2 Rh1#) 32... Kg7 33. Qa8 $11 (33. Q8d5 Nd4 $11)) 31. Qf2 {[%emt 0:00:20]} Qh1+ {[%emt 0:00:33][%mdl 64] Skewer, Double Attack} (31... Rxh3 32. Rg8+ (32. Rxc5 $2 Rh1#) 32... Kxg8 33. d8=Q+ (33. d8=R+ Kg7 $15) 33... Kg7 34. Qxf3 (34. Rxc5 $2 Rh1#) 34... Rxf3+ 35. Kg2 $18) 32. Ke2 {[%emt 0:00:07]} Qe4+ {[%emt 0:00:02]} (32... Qxc1 33. Rg8+ (33. Qxg3 $2 Nd4+ 34. Kf2 Qd2+ 35. Kf1 Qe2+ 36. Kg1 Nf3+ $19) 33... Kh6 34. Qxg3 (34. d8=B $2 Nc3#) (34. g5+ $2 Qxg5 $19) 34... Nd4+ 35. Kf2 Qc2+ 36. Kf1 Qc4+ 37. Kg2 Qd5+ 38. Kf2 (38. Kf1 Qc4+ 39. Kg2 Qd5+ 40. Kf2 Qa2+ 41. Kf1 Qc4+ $14) 38... Qa2+ 39. Kf1 Qc4+ 40. Kg2 Qd5+ 41. Kf1 Qc4+ $14) (32... Nc3+ 33. Rxc3 Qe4+ 34. Re3 Qc4+ 35. Kd1 (35. Ke1 Qc1+ 36. Ke2 Qc4+ 37. Kd1 Qd4+ 38. Qd2 Qa1+ 39. Kc2 Qa2+ 40. Kd3 c4+ 41. Kc3 Qa5+ 42. Kc2 Qa2+ 43. Kc3 Qa5+ 44. Kc2 Qa2+ 45. Kc3 $11) 35... Qd4+ 36. Ke2 Qc4+ 37. Ke1 Qc1+ 38. Ke2 Qc4+ $11) 33. Kf1 {[%emt 0:01:18]} Qh1+ {[%emt 0:00:02]} (33... Rxh3 34. Rg8+ (34. Qxc5 Rh1+) 34... Kh6 35. Qd2+ (35. d8=R Rh1+ {[%mdl 64] Skewer}) 35... Re3 36. Qh2+ (36. d8=R Qf3+ 37. Kg1 Qxg4+ 38. Kh1 Qe4+ 39. Kg1 Qg4+ 40. Kh2 Qf4+ 41. Kh1 Qe4+ 42. Kg1 Qg4+ $11) (36. d8=R Qf4+ 37. Kg2 Qf3+ 38. Kg1 Qxg4+ 39. Kh1 Qe4+ 40. Kg1 Qg4+ 41. Kh2 Qf4+ 42. Kh1 Qe4+ 43. Kg1 Qg4+ $11)) 34. Ke2 {[%emt 0:00:06] Rg8+ would kill now.} Qe4+ {[%emt 0:00:01]} (34... Qxc1 35. Rg8+ (35. Qxg3 $2 Nd4+ 36. Kf2 Qd2+ 37. Kf1 Qe2+ 38. Kg1 Nf3+ $19) 35... Kh6 36. Qxg3 (36. d8=B $2 Nc3#) (36. g5+ $2 Qxg5 37. Re8 Nd4+ $19) 36... Nd4+ 37. Kf2 Qc2+ 38. Kf1 Qc4+ 39. Kg2 Qd5+ 40. Kg1 (40. Kf1 Qc4+ 41. Kg2 Qd5+ 42. Kg1 Ne2+ 43. Kf2 Nxg3 $16) 40... Ne2+ 41. Kf2 Nxg3 42. d8=Q Ne4+ 43. Ke3 Qxd8 44. Rxd8 $14) 35. Kf1 {[%emt 0:00:17] The board is on fire.} Rf3 $2 {[%emt 0:02:29]} (35... Rxh3 {leads to mate.} 36. Rg8+ (36. Qxc5 {is a self mate.} Rh1+) 36... Kh6 37. Qd2+ (37. d8=R Rh1+ {[%mdl 64] Skewer}) 37... Re3 38. Qh2+ (38. d8=R Qf4+ 39. Kg2 Qxg4+ 40. Kh2 Qf4+ 41. Kh1 Qe4+ 42. Kg1 Qg4+ 43. Kh2 Qf4+ 44. Kh1 Qe4+ 45. Kg1 Qg4+ 46. Kh2 $11) (38. d8=R Qf4+ 39. Kg2 Qxg4+ 40. Kh2 Qf4+ 41. Kh1 Qe4+ 42. Kg1 Qg4+ 43. Kh1 Qe4+ 44. Kg1 Qg4+ 45. Kh1 Qe4+ $11)) (35... Qd3+ $19 36. Qe2 Qd5) 36. Rg8+ $1 $11 {[%emt 0:00:46][%mdl 64] Decoy} Kxg8 {[%emt 0:00:16]} 37. d8=Q+ {[%emt 0:00:08]} Kg7 {[%emt 0:00:02]} 38. Qdd2 {[%emt 0:01:21]} Nd4 $17 {[%emt 0:01:04]} 39. Rc3 {[%emt 0:02:59] And now Rxf3 would win.} Rxf2+ {[%emt 0:00:10]} 40. Kxf2 {[%emt 0:00:00][%mdl 4096] Endgame KQR-KQN} Ne6 {[%emt 0:00:00]} (40... Qb7 $17 41. Qe3 Qb2+ 42. Kf1 Qb5+ 43. Qd3 Qa5) 41. Qe3 $1 $11 {[%emt 0:03:12]} Qd5 {[%emt 0:09:47]} 42. Ra3 {[%emt 0:02:27]} (42. Rd3 $11 Qb7 43. Qe5+ Kg8 44. g5) 42... h5 {[%emt 0:10:06]} 43. Rxa7 {[%emt 0:02:27] The position is equal.} h4 {[%emt 0:03:10]} 44. Qc3+ {[%emt 0:03:44]} Qd4+ {[%emt 0:03:16]} 45. Qxd4+ {[%emt 0:00:05]} cxd4 {[%emt 0:00:05] KR-KN} 46. Rd7 {[%emt 0:02:01][%cal Ba7d7,Bd7d5,Bd5d4,Bd4a4,Ba4a5][%mdl 32]} Kf6 {[%emt 0:01:16]} 47. Rd5 {[%emt 0:03:15]} Nf4 {[%emt 0:01:24][%csl LRd5,LRh3]} 48. Rxd4 {[%emt 0:00:38]} Nxh3+ {[%emt 0:00:02]} 49. Ke3 {[%emt 0:01:05]} Ng5 {[%emt 0:00:29]} 50. Ra4 {[%emt 0:00:35]} Ne6 {[%emt 0:01:41]} 51. Ra5 {[%emt 0:01:03]} g5 {[%emt 0:02:21]} 52. Ke4 {[%emt 0:00:27][%mdl 1024] White has compensation.} Kg6 {[%emt 0:01:03]} 53. Ke5 {[%emt 0:00:44]} h3 {[%emt 0:00:56]} 54. Ra8 {[%emt 0:01:32]} Kg7 {[%emt 0:00:31]} 55. Ra1 {[%emt 0:01:21]} Kg6 {[%emt 0:00:52]} 56. Ra8 {[%emt 0:01:00]} Kg7 {[%emt 0:00:26]} 57. Ke4 {A brilliant game!   Weighted Error Value: White=0.45/Black=0.36} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.8"]
[White "Czernek, Tymon"]
[Black "Wojdak, Jan"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2314"]
[BlackElo "2097"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,84,21,8,22,13,13,14,0,2,22,0,0,-23,-18,-22,-20,-41,-45,-46,-48,-61,-48,-72,-36,-37,-29,-49,-45,-53,-21,-19,-26,-60,-16,-72,0,0,0,-26,6,12,9,0,11,-20,-26,-21,-9,-14,-14,-20,-14,-41,-18,-13,-19,-27,-26,-29,-10,-22,0,-39,-34,-37,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:06]} e5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:05]} 3. Bc4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:04]} 4. d3 {[%emt 0:00:02]} Bc5 {[%emt 0:00:11]} 5. O-O {[%emt 0:00:13]} d6 {[%emt 0:00:02]} 6. c3 {[%emt 0:00:10]} a5 {[%emt 0:00:06] C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. Nbd2 {[%emt 0:00:37]} O-O {[%emt 0:01:31]} 8. h3 {[%emt 0:00:03]} Be6 {[%emt 0:01:22]} 9. Re1 {[%emt 0:03:42]} h6 {[%emt 0:02:30]} 10. Bb3 {[%emt 0:01:34]} Bxb3 {[%emt 0:01:42]} 11. axb3 {[%emt 0:00:27]} Re8 {[%emt 0:03:07]} 12. Nf1 {[%emt 0:01:27]} d5 {[%emt 0:05:07]} 13. Qe2 {[%emt 0:00:20]} Qd7 {[%emt 0:06:22]} 14. Ng3 {[%emt 0:01:14]} Rad8 {[%emt 0:01:46] [#]} 15. Be3 $146 {[%emt 0:13:50]} ({Predecessor:} 15. Nf5 Bf8 16. Nh2 Kh7 17. Ng4 Nxg4 18. hxg4 Qe6 19. g5 g6 20. Nxh6 Bxh6 21. gxh6 dxe4 22. dxe4 Qxb3 {1-0 Dourerassou,J (2477)-Kollars,D (2586) Titled Tuesday intern op 19th May blitz 2020 (3)}) 15... Bxe3 {[%emt 0:08:59]} 16. Qxe3 {[%emt 0:00:48]} dxe4 {[%emt 0:11:40]} 17. dxe4 {[%emt 0:00:25]} Qd3 {[%emt 0:00:59]} 18. Qc5 {[%emt 0:01:32]} Nd7 {[%emt 0:04:00]} 19. Qd5 {[%emt 0:07:32]} Nb6 {[%emt 0:02:37]} (19... Ndb8 $5 {[%cal Rd8d5]} 20. Qc4 Qxc4 21. bxc4 Na6 $15) 20. Qxd3 {[%emt 0:08:01]} Rxd3 {[%emt 0:00:39]} 21. Nf5 {[%emt 0:00:22]} f6 {[%emt 0:11:02]} 22. Ne3 {[%emt 0:00:46]} (22. Red1 $11 Rxd1+ 23. Rxd1) 22... Ra8 {[%emt 0:00:59]} (22... Nd7 $17) 23. Kf1 $11 {[%emt 0:03:32]} Rdd8 {[%emt 0:01:20]} 24. Ke2 {[%emt 0:01:20]} Ne7 {[%emt 0:00:08]} 25. Red1 {[%emt 0:03:15]} Rxd1 {[%emt 0:00:15]} 26. Rxd1 {[%emt 0:00:24]} Kf7 {[%emt 0:03:01]} 27. c4 {[%emt 0:11:35]} Ke8 {[%emt 0:00:34]} 28. Nh4 {[%emt 0:01:42]} Nd7 {[%emt 0:06:16]} 29. Nhf5 {[%emt 0:05:35]} Nxf5 {[%emt 0:01:12]} 30. Nxf5 {[%emt 0:00:01][%mdl 4096] Endgame KRN-KRN} g6 {[%emt 0:00:16]} 31. Nxh6 {[%emt 0:00:11]} Nc5 {[%emt 0:00:26][%csl LRb3,LRe4]} 32. Ke3 {[%emt 0:04:07]} Nxb3 {[%emt 0:01:08]} 33. f4 {[%emt 0:00:49]} exf4+ {[%emt 0:00:33]} 34. Kxf4 {[%emt 0:00:01]} Nc5 {[%emt 0:00:07]} 35. e5 {[%emt 0:04:24]} Ne6+ {[%emt 0:00:43]} 36. Ke3 {[%emt 0:01:40]} (36. Kf3 $5 {[%cal Re5f6]}) 36... f5 {[%emt 0:04:50] [#] And now ...Ke7 would win.} 37. Ng8 {[%emt 0:00:59]} Rd8 {[%emt 0:00:20]} (37... Kf7 $5 38. Nf6 $8 Nc5 $15) 38. Nf6+ {[%emt 0:00:06] The position is equal.} Kf7 {[%emt 0:02:08]} 39. Rd5 {[%emt 0:02:08]} b6 {[%emt 0:00:44]} 40. Rxd8 {[%emt 0:00:00]} Nxd8 {[%emt 0:00:00]} 41. Nd5 {[%emt 0:02:04]} Ne6 {[%emt 0:00:20]} 42. h4 {[%emt 0:00:59]} Kg7 {[%emt 0:04:39] Weighted Error Value: White=0.10 (very precise) /Black=0.10 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.9"]
[White "Paprocki, Antoni"]
[Black "Dziendziel, Mateusz"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2255"]
[BlackElo "2084"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 26,96,16,-4,27,6,45,45,35,9,37,31,39,21,41,40,66,12,39,33,33,23,25,35,39,50,45,52,43,40,143,31,43,73,97,89,88,0,0,0,90,85,86,85,85,75,182,146,136,142,685,659,923,201,183,170,383,160,758,734,708,698,610,545,5206,4132,29965,29964,29990,29988,29991,29975,29977]} 1. e4 {[%emt 0:00:24] Gheorghiu,Florin} c5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:25]} d6 {[%emt 0:00:01]} 3. d4 {[%emt 0:00:08]} cxd4 {[%emt 0:00:01]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:03]} 6. Bc4 {[%emt 0:05:54]} Qb6 {[%emt 0:01:16]} 7. Nb3 {[%emt 0:01:25]} a6 {[%emt 0:03:11]} 8. O-O {[%emt 0:06:53]} e6 {[%emt 0:02:26]} 9. Be3 {[%emt 0:02:18]} Qc7 {[%emt 0:00:54]} 10. Bd3 {[%emt 0:02:23]} b5 11. f4 {[%emt 0:01:05]} Bb7 {[%emt 0:12:00]} 12. Qf3 {[%emt 0:03:40]} Be7 {[%emt 0:04:44]} 13. a4 {[%emt 0:06:02] 13.Kh1 is setting a new trend.} b4 {[%emt 0:00:07]} 14. Ne2 {[%emt 0:02:25]} h5 {[%emt 0:05:00] B82: Sicilian Scheveningen: 6 f4.} 15. a5 {[%emt 0:01:47]} Nd7 {[%emt 0:05:03] [#]} 16. Ned4 $146 {[%emt 0:16:53]} ({Predecessor:} 16. Qh3 Nc5 17. Ng3 h4 18. Nh1 Nb8 19. f5 e5 20. Nxc5 dxc5 21. b3 Nc6 22. Qg4 Kf8 23. f6 gxf6 {1-0 Ghizdavu,D-Badilles,G Olympiad-20 Preliminaries H 1972 (6)}) 16... Bf6 {[%emt 0:11:29] White is slightly better.} 17. Qf2 {[%emt 0:04:55]} Rc8 {[%emt 0:15:56]} 18. Nxc6 {[%emt 0:06:40]} Qxc6 {[%emt 0:00:38]} 19. Bd4 {[%emt 0:00:07]} e5 {[%emt 0:11:43]} (19... Nc5 {simplifies} 20. Nxc5 Bxd4 21. Qxd4 Qxc5 22. Qxc5 dxc5 23. e5 Ke7) 20. fxe5 {[%emt 0:00:10]} Nxe5 {[%emt 0:02:52]} 21. h3 {[%emt 0:00:38]} (21. Qd2 $14) 21... Rh6 {[%emt 0:01:10]} 22. Qd2 {[%emt 0:09:02]} Rg6 {[%emt 0:05:25]} 23. Qxb4 {[%emt 0:00:57]} Qd7 {[%emt 0:00:10][%cal Od7h3]} 24. Kh1 {[%emt 0:02:35]} Nxd3 {[%emt 0:05:51]} 25. cxd3 {[%emt 0:00:21]} Rc2 {[%emt 0:00:05]} 26. Rf2 {[%emt 0:01:03]} ({Not} 26. Bxf6 $2 Rgxg2 27. Rf3 Rh2+ 28. Kg1 Rxh3 $19) 26... Rxf2 {[%emt 0:00:44]} 27. Bxf2 {[%emt 0:00:08]} Bxb2 {[%emt 0:01:43] [#]} (27... Be7 $14) 28. Nc5 {[%emt 0:08:47]} dxc5 {[%emt 0:02:29]} 29. Qxb2 {[%emt 0:00:02]} Bc6 {[%emt 0:01:09]} 30. Qe5+ {[%emt 0:07:45]} Qe7 {[%emt 0:00:17]} 31. Qb8+ {[%emt 0:02:20]} ({Much worse is} 31. Qxc5 $6 Qxc5 32. Bxc5 f5 $11) (31. Qxh5 $16 {Bh4 is the strong threat.} Qg5 32. Qh8+ Kd7 33. Rg1) 31... Qd8 $11 {[%emt 0:00:25]} 32. Qe5+ {[%emt 0:00:02]} ({White should try} 32. Rb1 $11 Qxb8 33. Rxb8+ Kd7 34. Bxc5) 32... Qe7 $16 {[%emt 0:00:10]} 33. Qxh5 {[%emt 0:00:04] Black must now prevent Bh4. White is more active.} Qg5 {[%emt 0:03:25][%csl Gg6][%cal Rg5g2] Prevents Bh4.} 34. Qh8+ {[%emt 0:04:46]} Kd7 {[%emt 0:00:16][%csl Gg6][%cal Rg5g2]} 35. Rg1 {[%emt 0:00:04] aiming for Qb8.} f5 {[%emt 0:01:51]} (35... Rd6 $16 {was worth a try.}) 36. Qb8 {[%emt 0:02:10]} ({Inferior is} 36. Bxc5 fxe4 37. Qf8 exd3 38. Qf7+ Kc8 39. Qf8+ Qd8 40. Qf5+ Qd7 41. Qf8+ Qd8 42. Qf5+ Qd7 43. Qf8+ Qe8 44. Qf5+ Qd7 $11) 36... fxe4 {[%emt 0:01:53]} 37. dxe4 {[%emt 0:00:58] Threatens to win with Rd1+.} Rd6 {[%emt 0:02:42][%mdl 8192] Prevents Rd1. A mistake that costs the game.} (37... Ke7 $16) 38. Qa7+ $18 {[%emt 0:00:49]} Ke6 {[%emt 0:01:19]} 39. Qxa6 $2 {[%emt 0:00:55]} (39. Bxc5 Bb5 40. Bxd6 Kxd6 41. Rd1+ Ke6 42. Qc7) 39... Bxe4 {[%emt 0:00:24]} 40. Qe2 $36 {[%emt 0:00:00][%mdl 2048] White is on the roll.} Qf5 {[%emt 0:00:00]} (40... Qg6 41. Bxc5 Rd3) 41. Kh2 {[%emt 0:05:06]} (41. Bg3 $18 {and the rest is easy.} Rd3 42. Bh2) 41... Rd3 {[%emt 0:06:42]} (41... Kf7 $16 42. Bh4 Kg8) 42. Re1 {[%emt 0:05:26][%csl LRd3,LRe4]} Kd5 {[%emt 0:01:09]} 43. a6 {[%emt 0:06:15][%cal Ba5a6,Ba6a7][%mdl 32]} Ra3 {[%emt 0:04:16] Repels Qa2+} 44. Bg3 {[%emt 0:07:01]} Qg6 {[%emt 0:05:09]} 45. Rd1+ {[%emt 0:00:39]} Bd3 {[%emt 0:00:16] [#]} 46. a7 $1 {[%emt 0:00:35][%mdl 512] White mates.} c4 {[%emt 0:01:39]} (46... Qa6 47. Qf3+) 47. Qe5+ {[%emt 0:00:18]} Kc6 {[%emt 0:00:10]} 48. Qb8 {[%emt 0:00:07] Black is weak on the dark squares} Kd5 {Artfully played by Paprocki.   Weighted Error Value: White=0.34/Black=0.53} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.10"]
[White "Kolodziejski, Piotr"]
[Black "Madajczak, Piotr"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2118"]
[BlackElo "1897"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,147,-14,-16,0,0,-38,0,0,0,-19,0,-30,-17,-31,-34,-33,-27,-29,-31,-18,-31,-30,-6,-13,-6,-8,52,35,103,103,103,104,80,84,84,79,77,73,76,97,108,89,80,86,109,140,125,139,145,131,212,69,61,66,60,60,69,0,6,0,52,49,51,62,52,74,98,0,0,0,0,0,94,0,0,0,0,0,0,0,0,0,39,39,39,41,41,41,42,37,41,37,39,41,42,40,42,42,43,43,43,43,45,45,58,45,56,48,70,43,70,39,43,43,43,8,8,8,43,8,43,8,43,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:22]} 2. Nc3 {[%emt 0:00:11]} d5 {[%emt 0:00:10]} 3. Bf4 {[%emt 0:00:08]} a6 {[%emt 0:01:00]} 4. e3 {[%emt 0:00:40]} e6 {[%emt 0:01:02]} 5. Nf3 {[%emt 0:06:39]} c5 {[%emt 0:00:59]} 6. dxc5 {[%emt 0:12:44] D00: 1 d4 d5: Unusual lines.} Bxc5 {[%emt 0:00:39]} 7. Bd3 {[%emt 0:02:04]} Nc6 {[%emt 0:02:04]} (7... Nbd7 {is more complex.} 8. e4 Qb6 9. O-O Qxb2 10. Qd2 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qb4) 8. O-O {[%emt 0:05:41]} O-O {[%emt 0:01:57]} 9. h3 {[%emt 0:11:29]} h6 {[%emt 0:15:18] [#]} 10. Bh2 $146 {[%emt 0:01:52]} ({Predecessor:} 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qf6 13. Bg3 Qxb2 14. Qe2 Bd7 15. Rab1 Qc3 16. Rxb7 {1-0 Liyanage,R (2331)-Singh,O (2382) Asian Continental Blitz op 19th 2022 (9)}) 10... Bd6 {[%emt 0:05:54]} 11. e4 {[%emt 0:06:11]} Bxh2+ {[%emt 0:02:37]} 12. Nxh2 {[%emt 0:00:41]} d4 {[%emt 0:01:25]} 13. Ne2 {[%emt 0:01:17]} e5 {[%emt 0:03:01]} 14. f4 {[%emt 0:03:40]} exf4 {[%emt 0:07:02]} 15. Nxf4 {[%emt 0:04:04]} Re8 {[%emt 0:01:04]} 16. Qf3 {[%emt 0:00:53]} Ne5 {[%emt 0:03:24]} (16... Be6 {keeps more tension.} 17. Qg3 Qd6 18. Nf3 Rad8) 17. Qf2 {[%emt 0:00:17]} Qb6 {[%emt 0:13:48]} (17... Bd7 $11) 18. Nf3 $14 {[%emt 0:07:36] Black must now prevent Nxe5.} Nxf3+ {[%emt 0:13:06]} (18... Qxb2 $2 19. Nxe5 Rxe5 20. Nd5 $18) (18... Qc7 $1 $14) 19. Qxf3 $16 {[%emt 0:01:16]} Re7 {[%emt 0:01:39]} (19... Qxb2 $2 20. Nd5 Qa3 21. e5 Rxe5 22. Nxf6+ Kh8 23. Nd5 $18) 20. Rae1 {[%emt 0:03:36] Threatens to win with e5.} Bd7 {[%emt 0:09:19]} 21. Nd5 {[%emt 0:11:06]} Nxd5 {[%emt 0:00:27]} 22. exd5 {[%emt 0:00:04]} Rae8 {[%emt 0:00:22]} 23. Rxe7 {[%emt 0:02:28]} Rxe7 {[%emt 0:00:01] [#]} 24. d6 $1 {[%emt 0:04:50][%mdl 64] Deflection} Qxd6 {[%emt 0:00:44]} 25. Qxb7 {[%emt 0:00:05]} Qe5 {[%emt 0:09:48]} 26. Qxa6 {[%emt 0:01:59] White has more active pieces.} Bxh3 {[%emt 0:01:05] [#]} 27. Qa8+ $1 {[%emt 0:01:49]} (27. gxh3 $6 Qg3+ 28. Kh1 Qxh3+ 29. Kg1 Qg3+ 30. Kh1 Qh3+ 31. Kg1 Qg3+ 32. Kh1 Qh3+ $11) 27... Re8 {[%emt 0:00:01]} 28. Qf3 {[%emt 0:01:01]} Be6 {[%emt 0:00:08]} 29. a4 {[%emt 0:00:43]} Bd5 {[%emt 0:00:28] [#]} (29... Qc5 $16 30. Qf4 f6) 30. Qf5 {[%emt 0:01:50]} (30. Qf4 $1 $18) 30... Qe3+ $1 $14 {[%emt 0:00:25]} 31. Kh2 {[%emt 0:00:46]} Re5 {[%emt 0:00:40]} 32. Qc8+ {[%emt 0:00:38]} (32. Qh7+ Kf8 33. Rf5 (33. Qh8+ $2 Ke7 $19) 33... Ke7 34. Rxe5+ (34. Qxg7 $2 Rxf5 {[%mdl 64] Remove Defender} 35. Bxf5 Qf4+ 36. Kg1 Qxf5 $19) 34... Qxe5+ 35. Kh1 Qe1+ 36. Kh2 Qe5+ 37. Kg1 Qg3 $17) 32... Re8 {[%emt 0:00:01]} 33. Qf5 {[%emt 0:00:44]} ({White should try} 33. Qh3 $14) 33... Re5 $1 $132 {[%emt 0:00:05][%mdl 2048] Black puts up resistance} 34. Qc8+ {[%emt 0:01:15]} ({But not} 34. Qh7+ Kf8 35. Rf5 (35. Qh8+ $2 Ke7 $19) 35... Ke7 36. Rxe5+ (36. Qxg7 $2 {perishes.} Rxf5 {[%mdl 64] Remove Defender} 37. Bxf5 Qf4+ 38. Kg1 Qxf5 $19) 36... Qxe5+ 37. Kh1 Qe1+ 38. Kh2 Qe5+ 39. Kg1 Qg5 $17) (34. Qh3 $11) 34... Re8 $14 {[%emt 0:00:01]} 35. Qh3 {[%emt 0:00:40] Some like it hot} Qe5+ {[%emt 0:01:10]} 36. Qg3 $1 {[%emt 0:00:26] Qxe5 would be deadly.} Qh5+ {[%emt 0:01:48]} 37. Kg1 {[%emt 0:00:06] aiming for a5.} g6 {[%emt 0:01:06]} 38. Re1 {[%emt 0:03:21] Repels Re5} (38. Qf4 $16) 38... Rxe1+ $11 {[%emt 0:02:03]} 39. Qxe1 {[%emt 0:00:04][%mdl 4096] Endgame KQB-KQB} Qg5 {[%emt 0:01:11][%csl Gd5][%cal Rg5g2]} 40. Bf1 {[%emt 0:00:00]} Bb7 {[%emt 0:00:00]} (40... h5 $11) 41. a5 {[%emt 0:08:18]} (41. Qf2 $16) 41... d3 $1 {[%emt 0:11:02]} 42. cxd3 {[%emt 0:04:40] Strongly threatening d4.} Qc5+ {[%emt 0:00:52]} 43. d4 {[%emt 0:06:08]} Qxd4+ {[%emt 0:01:09]} 44. Qf2 {[%emt 0:00:02]} Qd1 {[%emt 0:03:03]} 45. Qf6 {[%emt 0:07:20]} Qa1 {[%emt 0:08:19]} 46. a6 {[%emt 0:01:41]} Bxa6 {[%emt 0:01:13][%mdl 64] Deflection} 47. Qxa6 {[%emt 0:00:10]} Qxb2 {[%emt 0:00:06]} 48. Qa8+ {[%emt 0:00:37]} Kg7 {[%emt 0:00:09]} 49. Qe4 {[%emt 0:00:24] Prevents Qd4+.} h5 {[%emt 0:00:45]} 50. Qf4 {[%emt 0:00:48]} Qa1 {[%emt 0:00:26]} 51. Kh2 {[%emt 0:00:40]} Qa7 {[%emt 0:07:40]} 52. Qe5+ {[%emt 0:00:30]} f6 {[%emt 0:00:20]} 53. Qf4 {[%emt 0:01:09]} Qd7 {[%emt 0:00:28]} 54. Bc4 {[%emt 0:01:20]} Qe7 {[%emt 0:00:29]} 55. Bd3 {[%emt 0:01:48]} Qd7 {[%emt 0:01:09]} 56. Qg3 {[%emt 0:00:04]} Qf7 {[%emt 0:00:08]} 57. Kh1 {[%emt 0:00:59]} Kh7 {[%emt 0:00:43]} 58. Bc2 {[%emt 0:00:32]} Kg7 {[%emt 0:00:17]} 59. Qd3 {[%emt 0:00:21]} Qe8 {[%emt 0:00:16]} 60. Qe4 {[%emt 0:00:37]} Qxe4 {[%emt 0:02:03]} 61. Bxe4 $14 {[%emt 0:00:06] KB-K3P} f5 {[%emt 0:00:06]} 62. Bc6 {[%emt 0:02:33]} g5 {[%emt 0:00:22]} 63. Kh2 {[%emt 0:00:28]} Kf6 {[%emt 0:00:32]} 64. Kg3 {[%emt 0:01:23]} (64. Be8 $5 {[%cal Re8h5]}) 64... Ke5 {[%emt 0:00:32]} 65. Bd7 {[%emt 0:02:51]} (65. Be8 $5 {[%cal Re8h5]} h4+ 66. Kh3 $16) 65... Ke4 {[%emt 0:00:43]} 66. Kf2 {[%emt 0:01:41]} (66. Be8 $5 {[%cal Re8h5]} h4+ 67. Kh3 $14) 66... h4 {[%emt 0:00:32] The position is equal.} 67. Ba4 {[%emt 0:00:28]} Kf4 {[%emt 0:00:10]} 68. Bc2 {[%emt 0:00:20]} g4 {[%emt 0:00:20]} 69. Ba4 {[%emt 0:00:27]} Kg5 {[%emt 0:00:06]} 70. Bd7 {[%emt 0:00:32]} f4 {[%emt 0:00:07]} 71. Bc8 {[%emt 0:00:27]} h3 {[%emt 0:00:11]} 72. gxh3 {[%emt 0:00:13]} gxh3 {[%emt 0:00:04]} 73. Bxh3 {[%emt 0:00:06]} f3 {[%emt 0:00:03]} 74. Kxf3 {[%emt 0:00:06] Weighted Error Value: White=0.13 (very precise) /Black=0.12 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.11"]
[White "Grzesik, Gracjan"]
[Black "Zdybel, Przemyslaw"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2149"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,88,39,48,2,19,0,5,14,20,0,10,12,11,0,7,-15,27,23,28,0,42,37,41,0,57,-13,43,16,64,55,46,0,0,0,0,-104,-56,-74,-25,-15,0,-18,0,-174,-201,-203,-191,-264,-256,-356,-345,-908,-893,-814,-762,-746,-656,-709,-570,-893,-882,-853,-850,-982,-962,-1157,-1101,-1997,-1959,-5152,-5143,-2379,-1224,-2990,-2423]} 1. Nf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:44]} 2. g3 {[%emt 0:00:17]} g6 {[%emt 0:00:37]} 3. Bg2 {[%emt 0:00:06]} Bg7 {[%emt 0:00:03]} 4. c4 {[%emt 0:00:35]} O-O {[%emt 0:00:06]} 5. O-O {[%emt 0:00:12]} d6 {[%emt 0:00:08]} 6. d4 {[%emt 0:00:53]} Nc6 {[%emt 0:00:27]} 7. Nc3 {[%emt 0:00:31]} e5 {[%emt 0:00:31]} 8. d5 {[%emt 0:02:18]} Nb8 $1 {[%emt 0:00:07][%mdl 4] [#] outshines the older 8...Ne7.} 9. c5 {[%emt 0:10:16] E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} Na6 $11 {[%emt 0:17:21]} 10. cxd6 {[%emt 0:04:35]} cxd6 {[%emt 0:00:01]} 11. Ne1 {[%emt 0:06:39] The position is equal.} Nd7 {[%emt 0:02:40]} 12. Nd3 {[%emt 0:02:24]} f5 {[%emt 0:02:03]} 13. e4 {[%emt 0:00:34]} Nac5 {[%emt 0:08:10]} 14. Nxc5 {[%emt 0:11:15]} Nxc5 {[%emt 0:00:24] [#]} 15. Be3 $146 {[%emt 0:10:06]} ({Predecessor:} 15. exf5 Bxf5 16. Be3 Rc8 17. b4 Nd3 18. Ne4 Nxb4 19. Rb1 Nxa2 20. Rxb7 Bxe4 21. Bxe4 Nc3 22. Qd3 Nxe4 23. Qxe4 Rc7 24. Rxa7 {½-½ Blagojevic,D (2465)-Djukic,N (2562) MNT-chT Niksic 2018 (1.4)}) 15... Nd7 {[%emt 0:17:52]} (15... f4 $5 {[%cal Rf4e3]} 16. Bxc5 dxc5 $11) 16. f3 {[%emt 0:04:19]} Nf6 {[%emt 0:08:40]} 17. Rc1 {[%emt 0:08:28]} Qa5 {[%emt 0:06:47]} 18. Qb3 {[%emt 0:04:20]} Bd7 {[%emt 0:02:11] Against Nb5} 19. Kh1 {[%emt 0:06:09]} Qa6 {[%emt 0:04:25]} (19... b5 $11) 20. Qb4 {[%emt 0:04:43]} (20. exf5 $14 Bxf5 21. Rfd1) 20... b5 {[%emt 0:15:07]} (20... fxe4 $1 $11 21. Rce1 (21. fxe4 Ng4 $17) 21... exf3 22. Bxf3 b5) 21. Rfd1 {[%emt 0:04:50]} Ne8 {[%emt 0:02:40]} (21... fxe4 $11 22. Nxe4 Nxe4 23. fxe4 Rac8) 22. exf5 $14 {[%emt 0:05:22]} gxf5 {[%emt 0:00:11] [#]} 23. a4 {[%emt 0:00:35]} bxa4 $11 {[%emt 0:00:59]} 24. Bf1 {[%emt 0:01:19]} Qc8 {[%emt 0:00:04]} 25. Nb5 {[%emt 0:08:32]} (25. Nxa4 $11 Rb8 26. Qa5) 25... Qb8 {[%emt 0:00:48]} ({Black should play} 25... Qb7 $17 {Threatens to win with ...a6.} 26. Qa5 Rb8) 26. Qa5 $15 {[%emt 0:02:40]} (26. Qxa4 $2 a6 27. Rc6 (27. Ra1 $2 Nf6 $19) 27... Bxc6 28. dxc6 axb5 $19) 26... f4 {[%emt 0:00:11]} ({Black should try} 26... a6 $17 27. Nc3 (27. Nc7 Nxc7 28. Rxc7 Rf7 $17) 27... e4 28. Nxa4 Qb3) 27. gxf4 $11 {[%emt 0:01:10]} exf4 {[%emt 0:00:01]} 28. Bf2 {[%emt 0:00:41]} ({Much worse is} 28. Bd4 a6 29. Nc7 (29. Bxg7 $2 axb5 30. Qd2 Nxg7 $19) 29... Bxd4 30. Rxd4 Qxb2 $17) 28... a6 {[%emt 0:03:59]} 29. Nc7 {[%emt 0:00:31] White is now going downhill.} (29. Nd4 $11 {and White is okay.}) 29... Nxc7 $19 {[%emt 0:00:22]} 30. Rxc7 {[%emt 0:00:29]} Qxb2 {[%emt 0:01:33]} 31. Bg1 {[%emt 0:00:32]} (31. Rxd7 {is a better defense.} Qxf2 32. Bg2) 31... Rf7 {[%emt 0:01:48] ...Qb3 would be deadly.} 32. Bd3 {[%emt 0:00:28]} Qb3 {[%emt 0:01:16]} 33. Qd2 {[%emt 0:00:31] [#]} (33. Rd2) 33... Bg4 $1 {[%emt 0:01:33][%mdl 576] Discovered Attack. Black is clearly winning.} 34. fxg4 {[%emt 0:00:30]} Qxd5+ {[%emt 0:00:42]} 35. Qg2 {[%emt 0:00:30]} Qxg2+ {[%emt 0:00:08]} 36. Kxg2 {[%emt 0:00:02]} Rxc7 {[%emt 0:00:05]} 37. Be4 {[%emt 0:00:14]} Re8 {[%emt 0:01:35]} 38. Bd5+ {[%emt 0:00:06]} Kh8 {[%emt 0:00:19]} 39. Rd2 {[%emt 0:00:34]} a3 {[%emt 0:00:48] aiming for ...Rc3.} 40. Bf2 {[%emt 0:00:00]} Rc3 {[%emt 0:00:00]} 41. h4 {[%emt 0:01:14]} Rb8 {[%emt 0:03:34]} 42. Rd4 {[%emt 0:01:28]} a2 {[%emt 0:06:00]} 43. Bxa2 {[%emt 0:01:30]} Rc2 {[%emt 0:00:10]} 44. Ra4 {[%emt 0:00:42]} Rbb2 {[%emt 0:00:07][%csl LRa2,LRf2] Excellently played by Zdybel!   Weighted Error Value: White=0.89/Black=0.25 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.12"]
[White "Wilk, Igor"]
[Black "Jedraszek, Pawel"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2058"]
[BlackElo "1944"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,71,-12,-21,-9,-17,-12,-55,-55,-82,-78,-81,-50,-70,-65,-64,-71,-123,-108,-114,-156,-141,-110,-105,-101,-106,-96,-95,-77,-151,-175,-385,-115,-144,-104,-94,0,0,0,0,0,-8,-8,-19,-8,-8,-8,-8,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:07]} 2. Nc3 {[%emt 0:00:07]} Nc6 {[%emt 0:01:23]} 3. g3 {[%emt 0:00:29]} g6 {[%emt 0:00:07]} 4. Bg2 {[%emt 0:00:29]} Bg7 {[%emt 0:00:31]} 5. Nge2 {[%emt 0:00:31]} e6 {[%emt 0:02:25]} 6. O-O {[%emt 0:01:15]} Nge7 {[%emt 0:00:29]} 7. d3 {[%emt 0:01:02]} d6 {[%emt 0:03:07]} 8. Be3 {[%emt 0:04:30]} Nd4 {[%emt 0:00:50]} 9. f4 {[%emt 0:01:17]} O-O {[%emt 0:02:09]} 10. Qd2 {[%emt 0:02:31]} Rb8 {[%emt 0:02:20]} 11. a4 {[%emt 0:02:20]} a6 {[%emt 0:03:09] B26: Closed Sicilian: 3 g3, lines with early Be3.} 12. g4 {[%emt 0:07:22]} f5 {[%emt 0:03:50] [#]} 13. exf5 $146 {[%emt 0:02:45]} ({Predecessor:} 13. h3 b5 14. axb5 axb5 15. Ng3 b4 16. Nd1 Bb7 17. Kh2 Ra8 18. Nf2 Qd7 19. Rxa8 Rxa8 {1-0 Marcziter,D (2243)-Boskovic,D (2457) Titled Tuesday intern op 10th Aug blitz 2021 (3)}) 13... gxf5 {[%emt 0:00:54] Black is slightly better.} 14. h3 {[%emt 0:07:22]} b5 {[%emt 0:03:27]} 15. axb5 {[%emt 0:02:30]} axb5 {[%emt 0:01:36]} 16. Bxd4 {[%emt 0:03:59]} cxd4 {[%emt 0:00:19]} 17. Nd1 {[%emt 0:00:17]} e5 {[%emt 0:16:48]} 18. g5 {[%emt 0:14:45]} ({Better is} 18. fxe5 dxe5 19. Qg5) 18... Ng6 $17 {[%emt 0:07:17]} 19. Ra7 {[%emt 0:09:38]} Be6 {[%emt 0:04:24] Against Bd5} 20. Qa5 {[%emt 0:00:53]} Qxa5 {[%emt 0:01:50]} 21. Rxa5 {[%emt 0:00:05]} Rfc8 {[%emt 0:04:49]} 22. c3 {[%emt 0:00:36]} Nxf4 {[%emt 0:04:43]} 23. Nxf4 {[%emt 0:00:45]} exf4 {[%emt 0:00:02]} 24. Re1 {[%emt 0:04:08]} (24. Rxf4 $142 dxc3 25. bxc3) 24... Bb3 {[%emt 0:03:38]} 25. Ra7 $2 (25. Ra6) 25... Re8 $2 {[%emt 0:03:57]} (25... dxc3 $19 {and Black stays clearly on top.} 26. bxc3 b4) 26. Kf2 {[%emt 0:05:10]} Rxe1 {[%emt 0:04:46]} 27. Kxe1 {[%emt 0:01:00] [#]} Bxd1 {[%emt 0:06:22]} (27... h6 $1 $17 {[%cal Rh6g5]} 28. gxh6 Bxh6) 28. Kxd1 $11 {[%emt 0:00:30] The position is equal.} dxc3 $17 {[%emt 0:00:05][%mdl 4096] Endgame KRB-KRB} 29. Bd5+ {[%emt 0:01:06]} Kh8 {[%emt 0:00:08]} 30. bxc3 {[%emt 0:00:05]} Bxc3 {[%emt 0:00:12]} 31. Kc2 {[%emt 0:02:58]} b4 {[%emt 0:04:45][%cal Of4f3]} 32. Kb3 {[%emt 0:00:40]} Be1 {[%emt 0:05:25]} 33. Rf7 {[%emt 0:01:01]} Bh4 {[%emt 0:01:20]} 34. Rxf5 {[%emt 0:00:34]} Kg7 {[%emt 0:00:12]} 35. Rxf4 {[%emt 0:00:21]} Bxg5 {[%emt 0:00:06]} 36. Rxb4 {Weighted Error Value: White=0.25 (precise) /Black=0.30} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.13"]
[White "Stachecki, Mikolaj"]
[Black "Lis, Maksymilian"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2015"]
[BlackElo "1784"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,95,36,44,69,39,31,10,14,21,22,16,18,22,11,16,9,-8,18,33,29,28,22,10,15,29,17,0,0,0,0,-20,-21,-18,-22,-22,0,0,8,12,0,0,0,-47,-45,-73,-57,-63,0,-35,0,0,0,0,305,309,309,309,309,309,309,309,309,309,310,310,383,167,691,167,175,175,29986,29987,29987,29988,29993,29994,29994,29995,29995,29996,29996,29997,29997,29998]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:07]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:05]} a6 {[%emt 0:00:06]} 5. Bd3 {[%emt 0:00:07]} Bc5 {[%emt 0:00:04]} 6. Nb3 {[%emt 0:00:54]} Ba7 {[%emt 0:00:06]} 7. O-O {[%emt 0:02:02]} d6 {[%emt 0:01:02] B42: Sicilian: Kan Variation: 5 Bd3.} 8. Qe2 {[%emt 0:04:45]} (8. Qg4 $5 {[%cal Rg4g7]}) 8... Nf6 {[%emt 0:00:28] [#]} 9. Bf4 $146 {[%emt 0:02:56][%cal Of4d6]} ({Predecessor:} 9. Be3 e5 10. N1d2 O-O 11. Kh1 Nc6 12. Rad1 Qe7 13. Bxa7 Rxa7 14. Nc4 b5 15. Ne3 {0-1 Polgar,J (2711)-Kamsky,G (2729) Wch Blitz 3th 2008 (6)}) 9... Nc6 {[%emt 0:00:42] The position is equal.} 10. c4 {[%emt 0:02:54]} e5 {[%emt 0:00:04]} 11. Be3 {[%emt 0:00:19]} Bxe3 {[%emt 0:00:04]} 12. Qxe3 {[%emt 0:00:45]} Be6 {[%emt 0:00:05]} 13. Nc3 {[%emt 0:03:47]} Rc8 {[%emt 0:00:19]} 14. a3 {[%emt 0:04:23]} Na5 {[%emt 0:01:16]} (14... Ng4 {seems wilder.} 15. Qf3 Qb6 16. Qd1 O-O) 15. Nxa5 {[%emt 0:00:45]} Qxa5 {[%emt 0:00:05]} 16. b4 {[%emt 0:05:43]} Qc7 {[%emt 0:00:08]} 17. Nd5 {[%emt 0:00:19]} Bxd5 {[%emt 0:00:04]} 18. exd5 {[%emt 0:02:44]} O-O {[%emt 0:01:06]} 19. Bf5 {[%emt 0:18:16]} Ra8 {[%emt 0:00:05]} 20. Rfc1 {[%emt 0:00:34]} a5 {[%emt 0:00:18]} 21. Qb3 {[%emt 0:01:21]} g6 {[%emt 0:06:19]} 22. Bh3 {[%emt 0:01:35]} axb4 {[%emt 0:00:06]} 23. axb4 {[%emt 0:00:09]} b6 {[%emt 0:00:05]} 24. g3 {[%emt 0:09:51]} Ra7 {[%emt 0:00:38]} 25. Rxa7 {[%emt 0:02:41]} Qxa7 {[%emt 0:00:18]} 26. Qe3 {[%emt 0:07:54]} Ra8 {[%emt 0:03:27]} 27. Bg2 {[%emt 0:01:10]} (27. c5 $11 bxc5 28. bxc5) 27... Qa3 $15 {[%emt 0:02:39]} 28. Qd2 {[%emt 0:01:09]} Ra4 {[%emt 0:02:03]} 29. Rb1 {[%emt 0:00:18][%cal Bc1b1,Bb1b2,Bb2b8][%mdl 32]} Nh5 {[%emt 0:02:55]} (29... Qa2 $15 30. Qxa2 Rxa2) 30. Bf1 {[%emt 0:11:06]} Qa2 {[%emt 0:07:10]} 31. Rb2 {[%emt 0:02:04]} Qa1 {[%emt 0:00:31]} 32. Qc2 {[%emt 0:00:45]} h6 $2 {[%emt 0:01:10][%mdl 8192] [#] Black is on the road to losing.} (32... Ra8 $11 {and Black has nothing to worry.}) 33. c5 $1 $18 {[%emt 0:06:56]} bxc5 {[%emt 0:00:04]} 34. bxc5 {[%emt 0:00:04]} dxc5 {[%emt 0:00:07]} 35. Rb8+ {[%emt 0:00:03]} Kh7 {[%emt 0:02:14]} 36. Qxc5 {[%emt 0:00:07] White threatens Qf8 and mate.} Ra8 {[%emt 0:00:32]} 37. Rxa8 {[%emt 0:00:42]} Qxa8 {[%emt 0:00:04][%mdl 4096] Endgame KQB-KQN} 38. d6 {[%emt 0:00:35] d7 would kill now.} Ng7 {[%emt 0:02:04]} 39. d7 {[%emt 0:04:53]} (39. Qc7 $142 Qf3 40. Bc4) 39... Qd8 $2 {[%emt 0:01:24]} (39... Ne6 40. Qe7 Nd8 41. Qxe5 Qa7) 40. Qc8 $2 {[%emt 0:00:00]} ({And not} 40. Qxe5 Qxd7 41. Bc4 Ne6 $11) (40. Qc6 {Intending Bc4 and mate.} Ne6 41. Bc4) 40... Ne6 {[%emt 0:00:00]} 41. Bc4 {[%emt 0:00:55]} Qa5 $2 {[%emt 0:00:23] [#]} (41... Qb6 $18) 42. Bxe6 {[%emt 0:02:17] White mates.} fxe6 {[%emt 0:00:11]} 43. d8=Q {[%cal Rc8d7][%mdl 64] Discovered Attack} Qe1+ {[%emt 0:00:04]} 44. Kg2 {[%emt 0:02:37][%cal Rd8c7]} Qe4+ {[%emt 0:00:04]} 45. f3 {[%emt 0:03:04][%csl Gc8][%cal Rd8g8]} Qe2+ {[%emt 0:00:04]} 46. Kh3 {[%emt 0:00:03][%csl Gc8][%cal Rd8g8]} Qf1+ {[%emt 0:00:04]} 47. Kg4 {[%emt 0:00:06][%cal Rd8e7]} h5+ {[%emt 0:00:02]} 48. Kg5 {[%emt 0:00:04] Weighted Error Value: White=0.30/Black=0.61} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.14"]
[White "Krasniewski, Szymon"]
[Black "Budzisz, Adrian"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1771"]
[BlackElo "2069"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,54,8,-2,-10,-15,0,6,6,0,0,8,10,-16,-5,-10,0,-47,-54,-72,-66,-54,-50,-138,-145,-131,-137,-137,-122,-140,-37,-67,-29,-504,-506,-495,-495,-1419,-1404,-1419,-1419,-1412,-1359,-29997,-29998]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:01:18]} 2. Nf3 {[%emt 0:00:25]} e6 {[%emt 0:00:17]} 3. c4 {[%emt 0:00:09]} d5 {[%emt 0:00:06]} 4. Nc3 {[%emt 0:00:35]} Bb4 {[%emt 0:00:05]} 5. Bd2 {[%emt 0:01:50]} O-O {[%emt 0:00:23]} 6. e3 {[%emt 0:00:09]} c5 {[%emt 0:00:55]} 7. dxc5 {[%emt 0:01:29]} Bxc5 {[%emt 0:00:33] E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} 8. Be2 {[%emt 0:08:17]} Nc6 {[%emt 0:00:55]} 9. O-O {[%emt 0:02:40]} b6 {[%emt 0:02:00] The position is equal.} 10. Rc1 {[%emt 0:14:13]} Bb7 {[%emt 0:00:22]} 11. cxd5 {[%emt 0:02:01]} Nxd5 {[%emt 0:01:02][%cal Bf6d5,Bd5e7,Be7g6,Bg6e5,Be5g4,Bg4f2][%mdl 32] [#]} 12. e4 $146 {[%emt 0:03:41]} ({Predecessor:} 12. Nxd5 exd5 13. a3 Qe7 14. Bc3 Rfd8 15. Nd4 Nxd4 16. Bxd4 Rac8 17. Bf3 Bd6 18. Rxc8 Rxc8 {0-1 Quinones,F (1697)-Pai,J (2031) Palmira op 2018 (6)}) 12... Nde7 {[%emt 0:05:07]} 13. Na4 {[%emt 0:17:11]} Bd6 {[%emt 0:01:26]} 14. Bc4 {[%emt 0:06:45]} (14. g3 $11) 14... Ng6 $15 {[%emt 0:09:37]} 15. Qe2 {[%emt 0:04:54]} Nce5 {[%emt 0:03:48]} 16. Nxe5 {[%emt 0:01:19]} Nxe5 {[%emt 0:01:22]} 17. Ba6 {[%emt 0:15:30]} (17. Bb3 $1 $15) 17... Bxa6 $17 {[%emt 0:10:06]} 18. Qxa6 {[%emt 0:00:02] [#]} Ng4 $1 {[%emt 0:00:11]} 19. f4 {[%emt 0:07:31] [#]} Bc5+ $1 {[%emt 0:00:11][%mdl 576] Discovered Attack, Decoy} 20. Nxc5 {[%emt 0:00:07] aiming for Nb3.} Qd4+ {[%emt 0:00:12]} (20... Qxd2 $17 21. Qd3 Rfd8 22. Qxd2 Rxd2) 21. Kh1 $15 {[%emt 0:00:24][%cal Oa6e2] Qe2! would be deadly.} Qxd2 {[%emt 0:00:52]} 22. Nd3 {[%emt 0:01:22][%mdl 8192] This costs White the game.} (22. Nb3 $11 Qe3 23. h3) 22... Rad8 $19 {[%emt 0:02:07]} ({Less strong is} 22... Ne3 23. Rf2 Qa5 24. Qxa5 bxa5 25. Re2 $14) 23. Ne5 {[%emt 0:06:39]} Nf2+ {[%emt 0:01:07][%mdl 64] Deflection} 24. Rxf2 {[%emt 0:01:13]} (24. Kg1 $142 Nxe4 25. Rb1 Qe3+ 26. Kh1 Nf2+ 27. Rxf2 Qxf2 28. Nf3) 24... Qxc1+ {[%emt 0:00:18]} 25. Rf1 {[%emt 0:00:07]} Rd1 {[%emt 0:00:06]} 26. Kg1 {[%emt 0:00:14]} Rfd8 {[%emt 0:00:25] ( -> ...Qc5+)} 27. Rxd1 {[%emt 0:00:34]} Qe3+ {[%emt 0:00:20] Weighted Error Value: White=0.82/Black=0.15 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.15"]
[White "Syrkiewicz, Michal"]
[Black "Zeissel, Andrzej"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2000"]
[BlackElo "1717"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,80,41,0,39,25,30,0,0,0,0,0,0,0,0,-11,0,-6,6,0,38,-48,-14,-26,94,77,93,48,205,203,185,182,261,275,272,280,260,246,302,272,334,333,465,364,480,459,434,445,595,600,831,826,844,835,936,922,1760,1618,29987,29988,29988,29989,29989,29989,29989,29990,29996]} 1. e4 {[%emt 0:00:13]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:03]} e6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:03]} 6. Nxc6 {[%emt 0:03:51]} bxc6 {[%emt 0:00:03]} 7. e5 {[%emt 0:00:17]} Nd5 8. Ne4 {[%emt 0:00:07]} Qc7 {[%emt 0:00:06]} 9. f4 $1 {[%emt 0:01:33]} Rb8 {[%emt 0:00:09] B45: Sicilian Four Knights.} 10. Bd3 {[%emt 0:07:12]} Qb6 {[%emt 0:00:08]} 11. Qe2 {[%emt 0:06:05]} (11. c4 {looks sharper.} Bb4+ 12. Ke2 f5 13. Ng5) 11... Be7 {[%emt 0:07:39] The position is equal.} 12. c4 {[%emt 0:12:37]} f5 {[%emt 0:05:13]} 13. Nf2 {[%emt 0:12:47] [#]} Bb4+ $146 {[%emt 0:10:50]} ({Predecessor:} 13... Nb4 14. Be3 Bc5 15. Bxc5 Qxc5 16. b3 Qd4 17. Rd1 Qxf4 18. Bb1 c5 19. O-O Nc6 {0-1 Zeller,F (2361)-Kurmann,O (2437) SUI-chT Switzerland 2021 (5.1)}) 14. Kf1 {[%emt 0:02:20]} Ne7 {[%emt 0:02:34]} 15. a3 {[%emt 0:05:16]} Bc5 {[%emt 0:00:33]} 16. b4 {[%emt 0:00:25]} (16. Rb1 $5 {[%cal Rb2b4]}) 16... Bd4 {[%emt 0:11:06]} 17. Rb1 $36 {[%emt 0:00:48][%mdl 2048] White has good play.} Ba6 {[%emt 0:09:02]} 18. Nd1 {[%emt 0:09:59]} ({White should play} 18. h4 $14) 18... O-O {[%emt 0:18:38]} (18... g5 {seems wilder.} 19. Ne3 gxf4 20. Nc2 Rg8) 19. Nb2 {[%emt 0:07:14]} Bxb2 {[%emt 0:05:16]} (19... g5 $11 {remains equal.}) 20. Rxb2 $16 {[%emt 0:01:15]} Qc7 {[%emt 0:10:53]} 21. Be3 {[%emt 0:01:48]} Ng6 $2 {[%emt 0:03:38] [#] Black is weak on the dark squares. A mistake that costs the game.} (21... d6 $14) 22. g3 $1 $18 {[%emt 0:01:29]} d6 {[%emt 0:04:53]} 23. exd6 {[%emt 0:01:30]} Qd7 {[%emt 0:00:26]} (23... Qxd6 {was worth a try.} 24. Bc5 {[%mdl 64] Skewer, Deflection} (24. Bxa7 Rbd8 $11) 24... Qd7) 24. c5 {[%emt 0:03:03]} Bxd3 {[%emt 0:00:03]} 25. Qxd3 {[%emt 0:00:04]} e5 {[%emt 0:00:04]} 26. Qc4+ {[%emt 0:01:43]} Kh8 {[%emt 0:00:01]} 27. Kf2 {[%emt 0:01:44]} Rbe8 {[%emt 0:00:19]} 28. Re1 {[%emt 0:01:01]} Re6 {[%emt 0:03:04]} 29. Rbe2 {[%emt 0:00:30]} Rfe8 {[%emt 0:00:12] [#]} 30. Bd4 $1 {[%emt 0:01:11][%cal Rd4e5][%mdl 512]} e4 {[%emt 0:00:41]} 31. Rb1 {[%emt 0:01:16]} Qd8 {[%emt 0:01:41]} 32. Qa6 {[%emt 0:01:20]} Nxf4 {[%emt 0:00:19]} 33. gxf4 {[%emt 0:00:09]} Qh4+ {[%emt 0:01:46]} 34. Ke3 {[%emt 0:00:13][%cal Bf2e3,Be3d2,Bd2c3][%mdl 32]} Qh3+ {[%emt 0:00:16]} 35. Kd2 {[%emt 0:00:12]} e3+ {[%emt 0:00:21]} 36. Kc3 {[%emt 0:00:11]} Qf3 {[%emt 0:00:34]} 37. Rg1 {[%emt 0:00:55] White mates.} Rg6 {[%emt 0:00:13]} 38. Rxg6 {[%emt 0:00:17]} hxg6 {[%emt 0:00:05] [#]} 39. Qxa7 $1 {[%emt 0:00:20][%csl Gd4][%cal Ra7g7]} Rg8 {[%emt 0:00:01]} 40. Rxe3 {[%emt 0:00:00]} Qd1 {[%emt 0:00:00] Beautiful play by Syrkiewicz!   Weighted Error Value: White=0.11 (very precise) /Black=0.68} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.16"]
[White "Bem, Tymoteusz"]
[Black "Kitewski, Bartosz"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1748"]
[BlackElo "1968"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,78,5,40,25,39,37,43,46,58,58,80,61,110,18,50,48,45,26,52,19,27,0,8,0,36,8,8,8,12,8,10,12,35,-17,-18,-21,6,9,78,-104,-112,-187,-10,-217,-211,-214,-228,-200,-184,-200,-171,-215,-215,-215,-156,-233,-232,-1037,-1038,-793,-524,-916,-908,-909,-889,-845,-843]} 1. d4 {[%emt 0:00:37]} Nf6 {[%emt 0:00:15]} 2. c4 {[%emt 0:00:42]} e6 {[%emt 0:00:08]} 3. Nf3 {[%emt 0:00:29]} d5 {[%emt 0:00:06]} 4. Nc3 {[%emt 0:00:34]} Bb4 {[%emt 0:00:05]} 5. Qa4+ {[%emt 0:00:04]} Nc6 {[%emt 0:00:05]} 6. Bd2 {[%emt 0:00:08]} O-O {[%emt 0:00:39]} 7. e3 {[%emt 0:00:25] 7.a3 is more advanced technology.} a6 {[%emt 0:02:39]} 8. a3 {[%emt 0:01:09] D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} Bxc3 {[%emt 0:00:37]} 9. Bxc3 {[%emt 0:00:09]} Ne4 {[%emt 0:02:36]} 10. Qc2 {[%emt 0:02:19] White is slightly better.} b6 {[%emt 0:03:11]} 11. Bd3 {[%emt 0:04:23]} f5 {[%emt 0:01:52] [#]} 12. b4 $146 {[%emt 0:11:43]} ({Predecessor:} 12. O-O Bb7 13. b4 Nxc3 14. Qxc3 dxc4 15. Bxc4 Qd6 16. Rac1 Ne7 17. Ne5 Rac8 18. Rfd1 {0-1 Samojlov,A (2331)-Muter,D (2190) Krakow op-A 19th 2008 (9)}) 12... Bd7 {[%emt 0:11:08]} (12... dxc4 $14 13. Bxc4 Ne7) 13. b5 {[%emt 0:04:22]} (13. O-O $16) 13... axb5 {[%emt 0:07:03]} 14. cxb5 {[%emt 0:00:16]} Na7 {[%emt 0:02:54]} 15. a4 {[%emt 0:04:09]} (15. Bb4 $5 {[%cal Rb4f8]}) 15... c6 {[%emt 0:01:01][%cal Rc6b5]} 16. bxc6 {[%emt 0:21:41]} (16. Bb4 {with more complications.} Re8 17. Ne5 cxb5 18. f3) 16... Nxc6 {[%emt 0:00:09]} 17. Bd2 {[%emt 0:00:51]} Rc8 {[%emt 0:26:29][%cal Oc6d4] aiming for ...Nxd4!} 18. Qb2 {[%emt 0:02:21]} Be8 {[%emt 0:00:08]} 19. Ba6 {[%emt 0:03:51]} Ra8 {[%emt 0:02:01]} 20. Bb5 {[%emt 0:03:07]} Na5 {[%emt 0:11:27]} 21. Bxa5 {[%emt 0:03:50]} bxa5 {[%emt 0:00:11]} 22. O-O {[%emt 0:01:26]} Rb8 {[%emt 0:00:16]} 23. Rab1 {[%emt 0:04:23]} (23. Rfb1 $14) 23... Nd6 $11 {[%emt 0:01:40]} 24. Qe2 {[%emt 0:02:39]} Bxb5 {[%emt 0:04:43]} 25. axb5 {[%emt 0:00:09]} Qb6 {[%emt 0:00:23]} (25... Nc4 $11) 26. Rb3 $2 {[%emt 0:09:49] [#]} (26. Ne5 $16) 26... a4 $1 $17 {[%emt 0:01:47] Black is more active.} 27. Rb4 {[%emt 0:02:30]} (27. Rb2 $17) 27... Nxb5 $2 {[%emt 0:02:21]} (27... Qa5 $19 28. Rbb1 Rxb5) 28. Rxa4 {[%emt 0:01:14] This costs White the game.} (28. Rfb1 $1 $11 Nc3 29. Rxb6 (29. Qc2 $2 Qxb4 30. Rxb4 Rxb4 $19) 29... Nxe2+ 30. Kf1 Rxb6 31. Rxb6) 28... Nc3 $1 $19 {[%emt 0:00:09][%csl LRa4,LRe2]} 29. Qc2 {[%emt 0:00:01]} Nxa4 {[%emt 0:00:29]} 30. Qxa4 {[%emt 0:00:02]} Ra8 {[%emt 0:03:52]} 31. Qd1 {[%emt 0:00:48]} Ra2 {[%emt 0:01:19]} 32. g3 {[%emt 0:00:30]} Rfa8 {[%emt 0:02:14]} 33. Ne5 {[%emt 0:00:56]} g6 {[%emt 0:00:59][%cal Bg7g6,Bg6g5][%mdl 32] Wards off Qh5} 34. Qf3 {[%emt 0:00:50]} (34. Qc1 $17 {was worth a try.}) 34... Ra1 {[%emt 0:00:25]} 35. Rxa1 {[%emt 0:09:59]} (35. g4) 35... Rxa1+ {[%emt 0:00:05] Black is clearly winning.} 36. Kg2 {[%emt 0:00:01]} Qb1 {[%emt 0:05:55][%csl Ga1][%cal Rb1f1] [#]} 37. Qe2 {[%emt 0:00:28] Repels Qf1+} g5 {[%emt 0:00:58] And now ...Kg7 would win.} 38. Kh3 {[%emt 0:06:00]} Kg7 {[%emt 0:00:54] ( -> ...Ra2)} 39. g4 Ra2 {[%mdl 64] Skewer.   Weighted Error Value: White=0.76/Black=0.35} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.17"]
[White "Karut, Kacper"]
[Black "Pisarek, Jan"]
[Result "0-1"]
[ECO "B75"]
[WhiteElo "1904"]
[BlackElo "1931"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 22,64,13,19,27,24,33,-105,-106,-107,-100,-104,-92,-157,-164,-168,-147,-185,-187,-206,-204,-234,-247,-277,-276,-320,-306,-291,-301,-330,-320,-356,-353,-341,-327,-389,-374,-547,-537,-706,-700,-824,-823,-743,-690]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:05]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:19]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:13]} g6 {[%emt 0:00:07]} 6. f3 {[%emt 0:00:48]} Bg7 {[%emt 0:00:06]} 7. Be3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:06]} 8. Qd2 {[%emt 0:00:22]} O-O {[%emt 0:00:08]} 9. g4 {[%emt 0:00:44]} Be6 {[%emt 0:00:14]} 10. Nxe6 {[%emt 0:01:09]} fxe6 {[%emt 0:00:07]} 11. O-O-O {[%emt 0:01:27]} Ne5 {[%emt 0:00:21]} 12. Be2 {[%emt 0:05:06] g5 is the strong threat.} Qc8 {[%emt 0:00:24] B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0.} 13. h4 {[%emt 0:06:35]} Nfd7 {[%emt 0:00:53]} 14. Bh6 {[%emt 0:23:40]} (14. f4 $14 {keeps the upper hand.} Nc4 15. Bxc4 Qxc4 16. e5) 14... Nxf3 $17 {[%emt 0:12:39] Black is better.} 15. Bxf3 {[%emt 0:08:57]} Bxc3 {[%emt 0:29:13]} (15... Rxf3 16. Bxg7 Kxg7 17. h5 $11) 16. Qe3 {[%emt 0:10:36][%cal Oh6f8]} Bg7 {[%emt 0:01:37] [#] And now ...Bxh6 would win.} 17. Bxg7 {[%emt 0:08:34]} (17. Bg5 $142) 17... Kxg7 {[%emt 0:00:06] [#]} 18. Be2 $146 {[%emt 0:00:39]} ({Predecessor:} 18. h5 Qc5 19. Qb3 Rac8 20. Kb1 b5 21. hxg6 hxg6 22. Qxe6 Ne5 23. Qxe7+ Rf7 24. Qh4 Nxf3 {0-1 Qalabegashvili,D (1308)-Dumbelovic,N (1688) EU-ch Hybrid U10 2021 (9)}) 18... Qc5 {[%emt 0:01:47]} 19. Qd2 {[%emt 0:05:25]} Qe5 {[%emt 0:03:09]} 20. Kb1 {[%emt 0:02:43]} h6 {[%emt 0:11:22]} (20... Qxe4 21. h5 Qf4 22. Qc3+ Qe5 23. Qd2 $17) 21. Rde1 {[%emt 0:06:14]} Rf4 {[%emt 0:02:40] White is weak on the dark squares} ({Don't do} 21... Qxe4 22. Bb5 Qf4 23. Qxf4 Rxf4 24. Bxd7 $16) 22. Rhf1 {[%emt 0:05:14]} Raf8 {[%emt 0:01:51]} ({Weaker is} 22... Rxe4 23. Bf3 Rxe1+ 24. Rxe1 $17) 23. Bd3 {[%emt 0:03:38]} Nc5 {[%emt 0:01:29]} 24. Rxf4 {[%emt 0:02:44]} Rxf4 {[%emt 0:00:09]} (24... Qxf4 $2 {loses.} 25. Qg2 $19) 25. Qe2 {[%emt 0:02:31]} Qd4 {[%emt 0:03:35]} 26. Rf1 {[%emt 0:01:36]} Rxf1+ {[%emt 0:00:31]} 27. Qxf1 {[%emt 0:00:01]} Nxe4 {[%emt 0:00:11] [#] White must now prevent ...Nd2+.} 28. Bxe4 {[%emt 0:01:21]} Qxe4 $19 {[%emt 0:00:05] KQ-KQ} 29. a3 {[%emt 0:00:37]} (29. Qg1 {is a better defense.}) 29... Qxg4 {[%emt 0:00:57] Black is clearly winning.} 30. b4 {[%emt 0:00:27]} Qxh4 {[%emt 0:00:45]} 31. Qb5 {[%emt 0:00:07]} Qh1+ {[%emt 0:01:13]} 32. Kb2 {[%emt 0:00:05]} Qc6 {[%emt 0:00:44] White got outplayed after the opening.   Weighted Error Value: White=0.50/Black=0.01 (flawless)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.18"]
[White "Malik, Maciej"]
[Black "Smetek, Michal"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2163"]
[BlackElo "1787"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,121,-18,-33,-1,0,-4,5,-13,-39,-30,-29,-16,-27,27,39,30,0,0,0,0,0,0,-27,25,26,15,25,22,25,27,27,22,17,72,16,33,37,49,57,87,85,94,90,87,93,86,58,60,56,66,65,73,72,77,61,226,90,90,18,21,18,18,24,21,0,0,0,0,-106,-96,-335,-320,-473,-473,-473,-471,-472,-471,-1663,-1542,-1523,-8889,-12832,-12832,-12833,-12833,-12834,-12835,-12785,-4631,-12839,-12837,-12841,-12841,-12840,-12839,-12843,-12843,-12844,-12844,-12845,-12845,-12845,-12846,-12846,-12847,-12847,-12847,-12849,-12848,-12849,-12848,-27999]} 1. Nf3 {[%emt 0:01:45]} d5 {[%emt 0:00:09]} 2. g3 {[%emt 0:00:23]} c5 {[%emt 0:00:30]} 3. Bg2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:04]} 4. O-O {[%emt 0:00:08]} e5 {[%emt 0:00:18]} 5. d3 {[%emt 0:00:06]} Be7 {[%emt 0:00:34]} 6. Nbd2 {[%emt 0:02:44]} g5 {[%emt 0:05:32] A08: King's Indian Attack.} 7. e4 {[%emt 0:04:30] Black must now prevent exd5.} d4 {[%emt 0:08:32]} 8. Nc4 {[%emt 0:00:32]} f6 {[%emt 0:00:16] The position is equal.} 9. a4 {[%emt 0:03:21]} h5 {[%emt 0:03:37]} 10. h4 {[%emt 0:07:58]} Bg4 {[%emt 0:00:42] [#]} 11. Qd2 $146 {[%emt 0:04:16][%cal Rh4g5]} ({Predecessor:} 11. Qe1 Bxf3 12. Bxf3 gxh4 13. Qe2 hxg3 14. Bxh5+ Kd7 15. fxg3 Qf8 16. g4 Qg7 17. Qg2 {1-0 Waghorn,K-Boross Harmer,P Ontario-ch U20 1981 (4)}) 11... Bxf3 {[%emt 0:01:49]} (11... Qc7 $142) 12. Bxf3 $11 {[%emt 0:00:08]} gxh4 {[%emt 0:01:05]} 13. gxh4 {[%emt 0:00:06]} Qc7 {[%emt 0:09:52]} 14. Qe2 {[%emt 0:01:46]} O-O-O {[%emt 0:01:05]} 15. Bg2 {[%emt 0:02:14][%cal Bf3g2,Bg2h3,Bh3f5][%mdl 32]} (15. Bxh5 f5 16. Bg6 (16. exf5 $2 Nf6 $19) 16... fxe4 $17) 15... Kb8 {[%emt 0:01:13]} 16. Bh3 {[%emt 0:02:03]} Nh6 {[%emt 0:10:02]} (16... f5 $142) 17. Bxh6 {[%emt 0:01:59]} (17. Qxh5 Rdg8+ 18. Bg2 Ng4 $19) 17... Rxh6 {[%emt 0:00:32] Black is weak on the light squares} 18. Bf5 {[%emt 0:00:08]} Rhh8 {[%emt 0:01:06]} 19. Kh1 {[%emt 0:01:39]} Bf8 {[%emt 0:00:30]} 20. Rg1 {[%emt 0:03:55]} Bh6 {[%emt 0:01:03]} 21. Rg2 {[%emt 0:03:52]} (21. Qxh5 $2 Be3 22. Qg6 (22. Qg4 $2 Bxf2 23. h5 Bxg1 $19) 22... Bxf2 $19) 21... Rdg8 {[%emt 0:08:04]} (21... b6 $11) 22. Rag1 {[%emt 0:10:38]} (22. Qxh5 Bg5 23. Qg4 Qd8 $15) (22. Rxg8+ $16 Rxg8 23. Rg1 (23. Qxh5 Qg7 $11) (23. Be6 Rh8 $11) 23... Rxg1+ 24. Kxg1) 22... Rxg2 {[%emt 0:00:26]} 23. Rxg2 {[%emt 0:00:06]} Qd8 {[%emt 0:08:03]} 24. Qd1 {[%emt 0:06:42]} Ne7 {[%emt 0:02:30]} 25. Be6 {[%emt 0:01:10]} ({Reject} 25. Qxh5 $6 Bf4 26. Qg4 Nxf5 27. exf5 Bg5 $11) 25... Qe8 {[%emt 0:05:29]} 26. Qf3 {[%emt 0:19:27]} Rf8 {[%emt 0:00:55]} 27. b3 {[%emt 0:02:35]} Ng6 {[%emt 0:14:29] [#]} 28. Bd7 $1 {[%emt 0:08:32][%mdl 64] Deflection} Nxh4 {[%emt 0:05:35]} 29. Qh3 {[%emt 0:02:23]} Qe7 {[%emt 0:00:19]} 30. Qxh4 {[%emt 0:00:43]} Qxd7 {[%emt 0:00:09]} 31. Qxh5 {[%emt 0:00:30]} Bf4 {[%emt 0:04:59]} 32. Kg1 {[%emt 0:00:43]} Rf7 $2 {[%emt 0:04:59] [#]} ({Black should try} 32... Re8 $14) 33. Rg6 {[%emt 0:06:31]} (33. Qh8+ $1 $18 Kc7 34. Kf1 (34. Qa8 Rg7 $11)) 33... Kc7 $16 {[%emt 0:01:05]} 34. Qg4 {[%emt 0:02:53]} (34. Qf5 $16) 34... Qxg4+ $11 {[%emt 0:01:01]} 35. Rxg4 {[%emt 0:00:19][%mdl 4096] Endgame KRB-KRN} b6 {[%emt 0:00:49]} 36. Rg8 {[%emt 0:00:23]} a6 {[%emt 0:00:33]} 37. a5 {[%emt 0:00:11]} b5 {[%emt 0:00:29]} 38. Nb6 {[%emt 0:00:05]} Kb7 {[%emt 0:00:31]} 39. Rc8 {[%emt 0:01:30]} (39. Nd5 $11 {keeps the balance.}) 39... Bd2 $17 {[%emt 0:00:25] White is on the road to losing.} 40. Rxc5 $2 {[%emt 0:00:00]} (40. Re8 $17) 40... Bxa5 $19 {[%emt 0:00:00]} 41. Nd5 {[%emt 0:02:05]} (41. Nc4 $142 Bc7 42. Nd2) 41... Bb6 {[%emt 0:03:10] Black is clearly winning.} 42. Nxb6 {[%emt 0:01:03]} Kxb6 {[%emt 0:00:14] KR-KR} 43. Rc8 {[%emt 0:00:34]} a5 {[%emt 0:01:14] ...a4 is the strong threat.} 44. Kf1 {[%emt 0:05:30]} (44. Kg2 $142 a4 45. Rh8) 44... a4 {[%emt 0:02:09] And now ...a3 would win.} 45. bxa4 {[%emt 0:15:35]} bxa4 {[%emt 0:00:11][%cal Bb5a4,Ba4a3,Ba3a2][%mdl 32]} 46. Ra8 {[%emt 0:00:14]} Ra7 {[%emt 0:02:09]} 47. Rb8+ {[%emt 0:00:30]} Ka5 {[%emt 0:01:11]} 48. Rb2 {[%emt 0:03:28]} a3 {[%emt 0:00:50]} 49. Ra2 {[%emt 0:00:01]} Ka4 {[%emt 0:00:19]} 50. Ke2 {[%emt 0:00:18]} Rb7 {[%emt 0:00:21]} 51. Kd2 {[%emt 0:00:40]} Rb2 {[%emt 0:00:09]} 52. Ra1 {[%emt 0:00:17]} a2 {[%emt 0:00:21]} 53. Kc1 {[%emt 0:00:34]} Ka3 {[%emt 0:00:05]} 54. f3 {[%emt 0:00:08]} Rb8 {[%emt 0:00:17]} 55. c3 {[%emt 0:00:21]} dxc3 {[%emt 0:00:15] ( -> ...Rb2)} 56. Kc2 {[%emt 0:00:02]} Rb2+ {[%emt 0:01:14]} 57. Kxc3 {[%emt 0:00:15]} Rb1 {[%emt 0:00:16][%mdl 64] Trapped Piece} 58. Rxa2+ {[%emt 0:00:03]} Kxa2 {[%emt 0:00:04]} 59. d4 {[%emt 0:00:04]} Rb3+ {[%emt 0:00:56]} 60. Kc4 {[%emt 0:00:16]} exd4 61. Kxd4 {Weighted Error Value: White=0.50/Black=0.12 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.19"]
[White "Kotowicz, Kamil"]
[Black "Czarniecki, Pawel"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1828"]
[BlackElo "1625"]
[Annotator "NA RC COMBH"]
[PlyCount "140"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:48]} d5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:21]} Nf6 {[%emt 0:00:10]} 3. g3 {[%emt 0:00:38]} Bf5 {[%emt 0:01:13]} 4. c4 {[%emt 0:00:32]} c6 {[%emt 0:00:49]} 5. Qb3 {[%emt 0:01:36]} Qb6 {[%emt 0:00:25]} 6. c5 {[%emt 0:00:43]} Qxb3 {[%emt 0:01:00]} 7. axb3 {[%emt 0:00:09]} g6 {[%emt 0:00:56]} 8. Nc3 {[%emt 0:02:54]} Bg7 {[%emt 0:01:57]} 9. h3 {[%emt 0:01:56]} h5 {[%emt 0:01:43]} 10. Bf4 {[%emt 0:01:24]} O-O {[%emt 0:02:38]} 11. e3 {[%emt 0:01:35]} Nfd7 {[%emt 0:04:17]} 12. Kd2 {[%emt 0:04:59]} (12. b4 $14) 12... f6 {[%emt 0:12:31]} (12... e5 $1 $11 13. Bxe5 Nxe5 14. Nxe5 Bxe5 $11 15. dxe5 Nd7) 13. Bxb8 {[%emt 0:01:42]} Rfxb8 {[%emt 0:00:12] [#]} 14. Nh4 $1 {[%emt 0:00:30]} Kf7 {[%emt 0:02:53]} 15. Be2 {[%emt 0:01:32]} (15. Nxf5 $14 {is more appropriate.} gxf5 16. b4) 15... Be6 {[%emt 0:02:48]} 16. Na4 {[%emt 0:05:29]} Rh8 {[%emt 0:05:16]} 17. Bd3 {[%emt 0:02:55]} Rh6 {[%emt 0:04:28]} 18. Nc3 {[%emt 0:02:55]} f5 {[%emt 0:01:40] [#]} 19. b4 $1 {[%emt 0:01:20]} Bf6 {[%emt 0:04:00]} 20. b5 {[%emt 0:03:13]} Rhh8 {[%emt 0:00:38]} 21. bxc6 {[%emt 0:00:48]} bxc6 {[%emt 0:00:06]} 22. Ra6 {[%emt 0:01:05]} Rhc8 {[%emt 0:02:42]} 23. Rha1 {[%emt 0:01:18]} Rc7 {[%emt 0:00:07]} 24. b4 {[%emt 0:00:57]} Nb8 {[%emt 0:05:28]} 25. R6a2 {[%emt 0:02:21]} Rb7 {[%emt 0:03:58]} 26. Na4 {[%emt 0:03:30]} Rxb4 {[%emt 0:04:32]} 27. Kc3 {[%emt 0:03:59]} Rb7 {[%emt 0:00:50]} 28. Nb6 {[%emt 0:00:23]} axb6 {[%emt 0:00:13]} 29. Rxa8 {[%emt 0:00:06]} bxc5 {[%emt 0:00:08]} 30. Nf3 {[%emt 0:03:11]} (30. Rb1 $1 $11 Rxb1 31. Bxb1 cxd4+ 32. exd4) 30... cxd4+ {[%emt 0:03:41]} 31. exd4 {[%emt 0:00:29]} c5 {[%emt 0:02:10]} 32. h4 $2 {[%emt 0:03:11]} (32. Kd2 $17 {was worth a try.}) 32... Nc6 {[%emt 0:04:31]} 33. Ng5+ {[%emt 0:00:34]} Bxg5 {[%emt 0:00:11]} 34. hxg5 {[%emt 0:01:48]} Nxd4 {[%emt 0:00:27]} ({Inferior is} 34... cxd4+ 35. Kc2 $15) 35. Rb1 {[%emt 0:03:33]} Rxb1 {[%emt 0:01:15]} 36. Bxb1 {[%emt 0:00:02]} Nf3 {[%emt 0:00:11]} 37. Ra5 {[%emt 0:01:56]} c4 {[%emt 0:02:44]} 38. Ba2 {[%emt 0:02:10]} Nxg5 {[%emt 0:00:41]} 39. Kd4 {[%emt 0:00:17]} Ne4 {[%emt 0:03:30]} 40. f3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 41. Bb1 {[%emt 0:02:51]} Nd7 {[%emt 0:04:26]} 42. Ra6 {[%emt 0:00:24]} Kf6 {[%emt 0:01:48]} 43. Bc2 {[%emt 0:00:15]} Ne5 {[%emt 0:00:46]} 44. f4 {[%emt 0:00:44]} Nf7 {[%emt 0:01:26]} 45. Bd1 {[%emt 0:02:10]} Nd6 {[%emt 0:04:15]} 46. Ba4 {[%emt 0:00:55]} Bc8 {[%emt 0:07:17]} 47. Rb6 {[%emt 0:00:45]} Bb7 {[%emt 0:00:08]} 48. Bc6 {[%emt 0:02:57]} Bxc6 {[%emt 0:00:10]} 49. Rxc6 {[%emt 0:00:04]} g5 {[%emt 0:08:38]} 50. Kxd5 {[%emt 0:04:27]} gxf4 {[%emt 0:05:53]} 51. gxf4 {[%emt 0:00:14]} h4 {[%emt 0:00:04]} 52. Ra6 {[%emt 0:05:52]} Kg6 {[%emt 0:01:38]} 53. Ra1 {[%emt 0:02:32]} Ne4 {[%emt 0:02:26]} 54. Ke5 {[%emt 0:00:47]} Ng3 {[%emt 0:00:53]} (54... h3 $142 55. Ra2 Nf6) 55. Ra3 {[%emt 0:02:00]} Kh5 {[%emt 0:00:59]} 56. Rc3 {[%emt 0:00:19]} Kg4 {[%emt 0:02:08]} 57. Rxc4 {[%emt 0:00:15]} h3 {[%emt 0:00:49]} 58. Rc2 {[%emt 0:00:09]} Nf1 {[%emt 0:00:59]} 59. Rf2 {[%emt 0:00:12]} Ne3 {[%emt 0:01:00]} 60. Re2 {[%emt 0:02:02]} Ng2 {[%emt 0:03:12]} 61. Rf2 {[%emt 0:00:36]} Kg3 {[%emt 0:01:00]} 62. Rf1 {[%emt 0:00:42]} h2 {[%emt 0:00:39]} 63. Rh1 {[%emt 0:01:43]} Nh4 {[%emt 0:00:46]} ({And not} 63... Nxf4 64. Kxf5 Nh5 65. Ke6 $11) 64. Ke6 {[%emt 0:01:24]} Kg2 {[%emt 0:00:44]} ({Weaker is} 64... Kxf4 65. Rxh2 Kg3 66. Re2 $11) 65. Ra1 {[%emt 0:00:14]} h1=Q {[%emt 0:00:11]} 66. Rxh1 {[%emt 0:00:04]} Kxh1 {[%emt 0:00:06]} 67. Kxe7 {[%emt 0:00:06]} Kg2 {[%emt 0:00:05]} 68. Kf6 {[%emt 0:00:02]} Kf3 {[%emt 0:00:36]} 69. Kg5 {[%emt 0:00:04]} Kg3 {[%emt 0:00:06]} 70. Kh5 {[%emt 0:00:03]} Nf3 {[%emt 0:00:15]} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.20"]
[White "Kossowski, Pawel"]
[Black "Pieczulis, Blazej"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1766"]
[BlackElo "1784"]
[Annotator "NA RC COMBH"]
[PlyCount "83"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:01]} c6 2. d4 {[%emt 0:00:16]} d5 {[%emt 0:00:09]} 3. Nc3 {[%emt 0:00:12]} dxe4 {[%emt 0:00:06]} 4. Nxe4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:03]} 5. Nxf6+ {[%emt 0:01:31]} exf6 {[%emt 0:00:03]} 6. c3 {[%emt 0:00:24]} Bd6 {[%emt 0:00:35]} 7. Bd3 {[%emt 0:02:09]} O-O {[%emt 0:02:16]} 8. Qc2 {[%emt 0:01:02]} h5 {[%emt 0:09:56]} 9. Ne2 {[%emt 0:02:27]} Re8 {[%emt 0:13:04]} 10. Be3 {[%emt 0:01:23]} Be6 {[%emt 0:05:29]} 11. O-O {[%emt 0:06:32]} Qc7 {[%emt 0:09:31]} 12. h3 {[%emt 0:02:48]} c5 {[%emt 0:12:02]} 13. c4 {[%emt 0:05:08]} a6 {[%emt 0:11:52]} 14. d5 {[%emt 0:02:28]} Bd7 {[%emt 0:00:07]} 15. a4 {[%emt 0:11:44]} a5 {[%emt 0:00:39]} 16. Qd2 {[%emt 0:05:30]} Na6 {[%emt 0:03:56]} 17. Nf4 {[%emt 0:02:49]} Bxf4 {[%emt 0:08:13]} 18. Bxf4 {[%emt 0:00:06]} Qc8 {[%emt 0:00:55]} 19. Be2 {[%emt 0:15:32]} h4 {[%emt 0:03:11]} 20. Bf3 {[%emt 0:00:58]} Nb4 {[%emt 0:00:35]} 21. b3 {[%emt 0:08:22]} Bf5 {[%emt 0:00:43]} 22. Rfe1 {[%emt 0:05:57]} Nc2 {[%emt 0:01:27]} 23. Rxe8+ {[%emt 0:00:05]} Qxe8 {[%emt 0:00:01]} 24. Rc1 {[%emt 0:01:53]} Nd4 {[%emt 0:02:52]} 25. Bd1 {[%emt 0:01:45]} Qe4 {[%emt 0:00:52]} 26. f3 {[%emt 0:02:21]} Qe7 {[%emt 0:00:45]} 27. Rc3 {[%emt 0:00:29]} b6 {[%emt 0:02:51]} 28. Re3 {[%emt 0:01:31]} Qd7 {[%emt 0:00:14]} 29. Re1 {[%emt 0:04:37]} Re8 {[%emt 0:00:34]} 30. Be3 {[%emt 0:02:27]} Qd6 {[%emt 0:04:16]} 31. Bxd4 {[%emt 0:06:01]} Rxe1+ {[%emt 0:00:10]} 32. Qxe1 {[%emt 0:00:05]} cxd4 {[%emt 0:00:03]} 33. Qxh4 {[%emt 0:00:56]} Qe5 {[%emt 0:00:42]} 34. Qf2 {[%emt 0:01:01]} g5 {[%emt 0:00:34]} 35. Qe2 {[%emt 0:04:30]} Qf4 {[%emt 0:01:57]} 36. Kf1 {[%emt 0:00:47]} Kg7 {[%emt 0:03:24]} 37. Kg1 {[%emt 0:01:45]} Qc1 {[%emt 0:01:36]} 38. g4 {[%emt 0:00:51]} d3 {[%emt 0:01:17]} 39. Qf1 {[%emt 0:00:53]} Bg6 {[%emt 0:00:20]} 40. d6 {[%emt 0:00:00]} Qf4 {[%emt 0:00:00]} 41. d7 {[%emt 0:05:07]} Qd6 {[%emt 0:05:10]} 42. Qf2 {[%emt 0:13:57]} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.21"]
[White "Kozlowski, Franciszek"]
[Black "Wesolek, Krzysztof"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1829"]
[BlackElo "1765"]
[Annotator "NA RC COMBH"]
[PlyCount "95"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:02]} d5 {[%emt 0:01:20]} 2. c4 {[%emt 0:00:10]} dxc4 {[%emt 0:00:06]} 3. e3 {[%emt 0:00:39]} a6 {[%emt 0:00:06]} 4. Bxc4 {[%emt 0:00:19]} Nf6 {[%emt 0:00:03]} 5. Nf3 {[%emt 0:00:20]} b5 {[%emt 0:00:03]} 6. Bb3 {[%emt 0:01:25]} Bb7 {[%emt 0:00:24]} 7. O-O {[%emt 0:00:37]} e6 {[%emt 0:00:31]} 8. a4 {[%emt 0:01:25]} b4 {[%emt 0:02:49]} 9. a5 {[%emt 0:01:52]} Nbd7 {[%emt 0:01:27]} 10. Nbd2 {[%emt 0:00:47]} Be7 {[%emt 0:02:32]} 11. Nc4 {[%emt 0:02:42]} O-O {[%emt 0:02:10]} 12. Qe2 {[%emt 0:02:04]} c5 {[%emt 0:03:50]} 13. Rd1 {[%emt 0:01:37]} Qc7 {[%emt 0:02:39]} 14. Bd2 {[%emt 0:05:48]} Rac8 {[%emt 0:30:08]} 15. Rac1 {[%emt 0:04:06]} Qb8 {[%emt 0:02:42]} 16. Ba4 {[%emt 0:08:21]} cxd4 {[%emt 0:09:10]} 17. exd4 {[%emt 0:01:06]} Rfd8 {[%emt 0:04:22]} 18. Bg5 {[%emt 0:00:40]} Nd5 $11 {[%emt 0:12:28]} 19. Bxe7 {[%emt 0:03:04]} Nxe7 {[%emt 0:00:02]} 20. Ng5 {[%emt 0:13:56]} Nf8 {[%emt 0:15:50]} 21. Qh5 {[%emt 0:08:38]} g6 {[%emt 0:00:28]} 22. Qg4 {[%emt 0:04:52]} Nf5 {[%emt 0:03:51]} 23. Ne4 {[%emt 0:05:07]} Bxe4 {[%emt 0:01:44]} 24. Qxe4 {[%emt 0:00:09]} Qa7 {[%emt 0:01:32]} 25. Nb6 {[%emt 0:06:03]} Rxc1 {[%emt 0:00:12]} 26. Rxc1 {[%emt 0:00:08]} Rxd4 {[%emt 0:00:24]} 27. Qe5 {[%emt 0:00:23]} Qe7 {[%emt 0:01:45]} 28. Rc8 {[%emt 0:01:23]} f6 {[%emt 0:01:05]} 29. Qb8 {[%emt 0:00:49]} Qd6 {[%emt 0:00:36]} 30. Qxd6 {[%emt 0:00:52]} Nxd6 {[%emt 0:00:02]} 31. Ra8 {[%emt 0:01:01]} Nb5 {[%emt 0:00:30]} 32. h3 {[%emt 0:00:25]} Rd2 {[%emt 0:01:07]} 33. Bxb5 {[%emt 0:00:30]} axb5 {[%emt 0:00:02]} 34. a6 {[%emt 0:00:11]} Rxb2 {[%emt 0:00:25]} 35. Nd7 {[%emt 0:01:34]} b3 {[%emt 0:01:01]} 36. Rxf8+ {[%emt 0:01:58]} Kg7 {[%emt 0:00:07]} 37. Rb8 {[%emt 0:01:38]} Ra2 {[%emt 0:00:51]} 38. Rxb5 {[%emt 0:00:10]} b2 {[%emt 0:00:32]} 39. Kh2 {[%emt 0:00:21]} Rxa6 {[%emt 0:00:32]} 40. Rxb2 {[%emt 0:00:00]} Ra7 {[%emt 0:00:00]} 41. Nc5 {[%emt 0:00:24]} Ra3 {[%emt 0:02:49]} 42. Rb7+ {[%emt 0:00:30]} Kh6 {[%emt 0:00:32]} 43. Nxe6 {[%emt 0:00:08]} Ra8 {[%emt 0:00:02]} 44. Rf7 {[%emt 0:00:54]} f5 {[%emt 0:01:01]} 45. Nf8 {[%emt 0:00:15]} Ra2 {[%emt 0:00:09]} 46. h4 {[%emt 0:00:30]} Kh5 {[%emt 0:00:08]} 47. Rxh7+ {[%emt 0:00:10]} Kg4 {[%emt 0:00:08]} 48. f3+ 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.18"]
[Round "8.22"]
[White "Smuda, Tomasz"]
[Black "Sternik, Piotr"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1654"]
[BlackElo "1746"]
[Annotator "NA RC COMBH"]
[PlyCount "79"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nc3 {[%emt 0:00:12]} d5 {[%emt 0:00:12]} 2. e4 {[%emt 0:00:09]} dxe4 {[%emt 0:01:56]} 3. Nxe4 {[%emt 0:00:14]} c6 {[%emt 0:03:26]} 4. Nf3 {[%emt 0:08:28]} Bg4 {[%emt 0:02:46]} 5. Bc4 {[%emt 0:01:04]} e6 {[%emt 0:00:23]} 6. h3 {[%emt 0:04:39]} Bh5 {[%emt 0:03:02]} 7. Ng3 {[%emt 0:00:41]} Bxf3 {[%emt 0:00:08]} 8. Qxf3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:31]} 9. O-O {[%emt 0:00:21]} Be7 {[%emt 0:01:28]} 10. c3 {[%emt 0:07:40]} Nbd7 {[%emt 0:00:27]} 11. d4 {[%emt 0:00:55]} O-O {[%emt 0:00:31]} 12. Re1 {[%emt 0:00:50]} Re8 {[%emt 0:06:23]} 13. Bg5 {[%emt 0:04:31]} h6 {[%emt 0:04:12]} 14. Bxf6 {[%emt 0:00:45]} Nxf6 {[%emt 0:00:06]} 15. Rad1 {[%emt 0:01:19]} Qc7 {[%emt 0:00:36]} 16. Ne4 {[%emt 0:03:43]} Nd5 {[%emt 0:01:02]} 17. Bd3 {[%emt 0:11:08]} Qf4 {[%emt 0:07:16]} 18. Qxf4 {[%emt 0:07:48]} Nxf4 {[%emt 0:00:07]} 19. Bc2 {[%emt 0:00:05]} Rad8 {[%emt 0:00:17]} 20. Kf1 {[%emt 0:00:26]} Rd7 {[%emt 0:11:53]} 21. h4 {[%emt 0:13:01]} Red8 {[%emt 0:01:19]} 22. g3 {[%emt 0:00:27]} Nd5 {[%emt 0:00:31]} 23. Rd2 {[%emt 0:07:22]} b6 {[%emt 0:00:33]} 24. Rd3 {[%emt 0:06:54]} a5 {[%emt 0:06:40]} 25. Red1 {[%emt 0:03:00]} b5 {[%emt 0:02:40]} 26. Nd2 {[%emt 0:08:05]} Nb6 {[%emt 0:00:30]} 27. Ke2 {[%emt 0:02:30]} a4 {[%emt 0:16:42]} 28. b3 {[%emt 0:03:08]} axb3 {[%emt 0:02:09]} 29. axb3 {[%emt 0:03:14]} Ra7 {[%emt 0:00:36]} 30. b4 {[%emt 0:01:50]} Nd5 {[%emt 0:01:38]} 31. Bb3 {[%emt 0:00:27]} Ra3 {[%emt 0:01:02]} 32. Bxd5 {[%emt 0:00:51]} cxd5 {[%emt 0:00:01]} 33. Rb1 {[%emt 0:00:28]} Rc8 {[%emt 0:00:09]} 34. Nb3 {[%emt 0:00:08]} Ra2+ {[%emt 0:02:32]} 35. Rd2 {[%emt 0:00:47]} Rca8 {[%emt 0:00:56]} 36. Rbb2 {[%emt 0:00:31]} R2a3 {[%emt 0:01:07]} 37. Kd3 {[%emt 0:00:36]} Bd6 {[%emt 0:00:23]} 38. f4 {[%emt 0:00:30]} Kf8 {[%emt 0:01:08]} 39. Nc5 {[%emt 0:00:32]} Ra1 {[%emt 0:00:52]} 40. Nb3 {[%emt 0:00:00]} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.1"]
[White "Dzida, Kamil"]
[Black "Karolczuk, Iwo"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2333"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,76,20,11,0,0,0,0,0,0,0,14,13,10,4,15,26,15,17,50,0,0,0,0,0,0,0,0,-17,-9,-15,-6,-53,-41,-54,-40,-49,-47,-41,-35,-39,-44,-50,-52,-70,-62,-63,-43,-45,-35,-29,0,0,0,-8,-8,-8,-8,-28,0,0,0]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:33]} 2. Nf3 {[%emt 0:00:03]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:08]} cxd4 {[%emt 0:00:25]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:07]} a6 {[%emt 0:00:06]} 6. g3 {[%emt 0:00:06]} e5 {[%emt 0:00:40]} 7. Nb3 {[%emt 0:00:10]} Be7 {[%emt 0:00:18]} 8. Bg2 {[%emt 0:00:07]} O-O {[%emt 0:00:58]} 9. O-O {[%emt 0:00:08]} b5 {[%emt 0:00:49]} 10. a4 {[%emt 0:00:10] B91: Sicilian Najdorf: 6 g3.} b4 {[%emt 0:00:08]} 11. Nd5 {[%emt 0:00:05]} Nxd5 {[%emt 0:00:13]} 12. Qxd5 {[%emt 0:00:06]} Ra7 {[%emt 0:00:34][%cal Ba8a7,Ba7b7,Bb7b4][%mdl 32]} 13. Be3 {[%emt 0:00:08]} Be6 {[%emt 0:01:28]} 14. Qd3 {[%emt 0:00:07]} Rb7 {[%emt 0:03:17]} 15. Rfc1 {[%emt 0:00:08]} Qc7 {[%emt 0:02:31] [#]} 16. c3 $1 {[%emt 0:00:18] [#] Threatens to win with cxb4.} bxc3 $146 {[%emt 0:05:23]} (16... Bxb3 $2 17. cxb4 Qd8 18. Qxb3 $18) (16... Qd8 17. c4) ({Predecessor:} 16... Bc4 17. Qc2 Be6 18. Qd1 Qd8 19. Bf1 bxc3 20. Rxc3 Bg5 21. Bxg5 Qxg5 22. Bc4 Bxc4 23. Rxc4 {1-0 Ponomariov,R (2734)-Safarli,E (2620) Olympiad-40 Istanbul 2012 (10.2)}) 17. Rxc3 {[%emt 0:00:16]} Qd7 {[%emt 0:01:04]} 18. Na5 {[%emt 0:09:27]} (18. Qc2 $14) 18... Rb4 $11 {[%emt 0:16:57]} 19. b3 {[%emt 0:04:05]} Qd8 {[%emt 0:05:21]} 20. Nc4 {[%emt 0:04:17]} Nc6 {[%emt 0:02:44]} 21. Nxd6 {[%emt 0:24:59][%mdl 64] [#] Discovered Attack} Nd4 {[%emt 0:01:12]} 22. Nc4 {[%emt 0:00:53]} ({Avoid the trap} 22. Bxd4 $2 exd4 23. Rc6 Bxd6 $19) 22... Bxc4 {[%emt 0:10:28]} 23. bxc4 {[%emt 0:00:04]} Bc5 {[%emt 0:00:19]} 24. Bxd4 {[%emt 0:06:01]} (24. Qd1 $11) 24... Bxd4 $15 {[%emt 0:03:27]} 25. Rd1 $1 {[%emt 0:00:08] White is weak on the dark squares} Qb6 {[%emt 0:04:10]} 26. c5 {[%emt 0:01:23]} Bxc5 {[%emt 0:01:55]} 27. Rc2 {[%emt 0:03:09]} Rxa4 {[%emt 0:02:23]} 28. Rdc1 {[%emt 0:03:12]} Bd4 {[%emt 0:03:26]} 29. Bf1 {[%emt 0:01:01]} a5 {[%emt 0:04:51]} 30. Kg2 {[%emt 0:02:30]} Rb4 {[%emt 0:03:30]} 31. Rc6 {[%emt 0:08:41]} Qd8 {[%emt 0:04:34]} 32. R1c2 {[%emt 0:02:23]} g6 {[%emt 0:04:38]} 33. Qf3 {[%emt 0:04:50]} Rb2 {[%emt 0:03:15]} (33... Kg7 {feels hotter.} 34. Bc4 Rb6 35. Rxb6 Bxb6 36. Bd5 f5) 34. Rxb2 {[%emt 0:03:36]} Bxb2 {[%emt 0:00:05]} 35. Qb3 {[%emt 0:00:49]} Bd4 {[%emt 0:02:14]} 36. Bc4 {[%emt 0:02:44]} Kg7 {[%emt 0:01:37]} 37. Qb5 {[%emt 0:05:59]} a4 {[%emt 0:05:42]} 38. Qxa4 {[%emt 0:03:09]} Qe7 {[%emt 0:03:46] Weighted Error Value: White=0.07 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.2"]
[White "Kacprzak, Kacper"]
[Black "Luczak, Filip"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2248"]
[BlackElo "2345"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,108,80,68,68,75,66,75,59,55,53,81,73,91,77,87,83,93,89,170,159,172,182,190,157,170,168,156,100,155,100,106,120,133,133,133,133,137,135,130,125,124,99,115,116,211,210,210,202,232,218,202,202,264,38,55,0,31,0,0,-40,0,-32,-31,-85,0,0,0,-85,-85,-108,-97,-99,-106,-139,-116,-145,-139,-139,-131,-175,-174,-285,-265,-451,-439,-439,-425,-488,-451,-606,-601,-628,-653,-827,-831,-1074,-1000,-29988,-1364,-29989,-29990]} 1. e4 {[%emt 0:00:02]} d6 {[%emt 0:00:03]} 2. d4 {[%emt 0:00:04]} Nd7 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:02:12]} g6 {[%emt 0:01:56]} 4. Bc4 {[%emt 0:00:27]} Nb6 {[%emt 0:01:01]} 5. Bb3 {[%emt 0:00:37]} Bg7 {[%emt 0:00:12]} 6. O-O {[%emt 0:03:15] B07: Pirc Defence: Miscellaneous Systems.} e6 {[%emt 0:00:43]} 7. Re1 {[%emt 0:01:02]} Ne7 {[%emt 0:01:28] [#]} 8. Nbd2 $146 {[%emt 0:02:37][%cal Bb1d2,Bd2f1,Bf1e3,Be3g4][%mdl 32] White is better.} ({Predecessor:} 8. Bf4 d5 9. exd5 Nbxd5 10. Bg5 c6 11. Nbd2 h6 12. Bh4 O-O 13. c3 Nf6 14. Ne5 g5 15. Bg3 Nf5 16. Qe2 Nxg3 17. hxg3 Nd5 18. Rad1 Qc7 19. c4 Ne7 {1-0 Skokov,B (2016)-Breit,N (1993) Omsk-ch 2010 (5)}) 8... O-O {[%emt 0:08:15]} 9. Nf1 {[%emt 0:02:42]} d5 {[%emt 0:01:46]} 10. e5 {[%emt 0:01:49]} c5 {[%emt 0:01:18] And now ...c4 would win.} 11. c3 {[%emt 0:03:43]} (11. dxc5 Nd7 $14) 11... cxd4 {[%emt 0:04:50]} 12. cxd4 {[%emt 0:00:08]} Bd7 {[%emt 0:01:58]} 13. Ne3 {[%emt 0:07:22]} h6 {[%emt 0:10:50]} (13... Nf5 $16 {was necessary.}) 14. Ng4 $18 {[%emt 0:05:24]} Nf5 {[%emt 0:03:03]} 15. Bc2 {[%emt 0:00:32] aiming for Bxf5.} Kh7 {[%emt 0:02:42]} 16. b3 {[%emt 0:05:02]} Rh8 {[%emt 0:07:15]} 17. a4 {[%emt 0:03:52]} Rc8 {[%emt 0:01:58]} 18. Qd2 {[%emt 0:05:16]} (18. Bf4 $142) 18... Kg8 {[%emt 0:05:30]} (18... Nh4 $142) 19. Ba3 {[%emt 0:09:46]} (19. a5 $142 Na8 20. Bxf5 gxf5 21. Nf6+ Bxf6 22. exf6) 19... Nh4 $16 {[%emt 0:13:15]} 20. Re3 {[%emt 0:07:35]} h5 {[%emt 0:02:41] [#]} 21. Nf6+ {[%emt 0:00:05][%mdl 512]} Bxf6 {[%emt 0:00:05]} 22. exf6 {[%emt 0:00:06]} Qxf6 {[%emt 0:02:37]} 23. Bd6 {[%emt 0:00:52] Threatens to win with Be5.} Rh7 {[%emt 0:04:55]} 24. Be5 {[%emt 0:03:28]} Qd8 {[%emt 0:00:09]} 25. Nxh4 {[%emt 0:00:29]} Qxh4 {[%emt 0:00:03]} 26. Rf3 f5 {[%emt 0:01:11]} (26... Qe7 $16 {was called for.}) 27. a5 $18 {[%emt 0:02:27][%mdl 1024] White has strong compensation.} Na8 {[%emt 0:00:44]} 28. Rg3 {[%emt 0:03:39]} Kf7 {[%emt 0:03:31]} 29. Bd3 {[%emt 0:05:15] This pair of bishops is nice. Black is weak on the dark squares} Qd8 {[%emt 0:02:00] [#]} 30. h4 $1 {[%emt 0:00:23][%mdl 512]} Nc7 {[%emt 0:03:07]} (30... Be8 31. a6) 31. Rg5 $2 {[%emt 0:02:27]} (31. a6 $18 bxa6 32. Bxa6 Nxa6 33. Rxa6) 31... Ne8 $1 $14 {[%emt 0:00:51]} 32. Re1 {[%emt 0:05:39]} ({Better is} 32. a6 $14 b6 33. Rc1) 32... Nf6 {[%emt 0:02:18]} 33. b4 {[%emt 0:06:50]} a6 {[%emt 0:01:15]} (33... Ne4 34. Bxe4 dxe4 35. Rxe4 $16) 34. f3 {[%emt 0:04:58]} Rg7 {[%emt 0:00:43]} 35. Rg3 {[%emt 0:03:11]} Rg8 {[%emt 0:01:01]} 36. Qf4 {[%emt 0:02:51]} ({White should play} 36. Rh3 $15) 36... Nh7 {[%emt 0:03:50]} ({Black should try} 36... Bb5 $17 37. Bxb5 axb5) 37. Qh6 $11 {[%emt 0:00:10]} Nf8 {[%emt 0:01:20]} 38. Qf4 {[%emt 0:02:23]} (38. Rg5 $11 Qe7 39. Rb1) 38... Bb5 $17 {[%emt 0:02:59]} 39. Bxb5 {[%emt 0:00:45]} axb5 {[%emt 0:00:05]} 40. Bd6 {[%emt 0:00:00]} Rc4 {[%emt 0:00:00]} 41. Bc5 {[%emt 0:03:40] [#]} Nd7 $1 {[%emt 0:04:57][%cal Oe6e5] Prevents Qe5} 42. Bd6 {[%emt 0:04:32]} Qf6 {[%emt 0:02:23]} 43. Rd1 {[%emt 0:02:24]} Rgc8 {[%emt 0:04:32]} 44. Qh6 {[%emt 0:01:50]} R8c6 {[%emt 0:04:23]} (44... Rxd4 45. Qh7+ Ke8 46. Re1 $16 (46. Qxg6+ $2 Qxg6 47. Rxg6 Rxd1+ $19)) (44... Rh8 45. Qf4 $17) 45. Be7 {[%emt 0:06:46] [#]} (45. Qh7+ Qg7 46. Qxg7+ Kxg7 $19) (45. Qf4 $142) 45... Qg7 $1 $19 {[%emt 0:03:43]} (45... Qxe7 $2 {gets mated.} 46. Qxg6+ Kf8 47. Qg8#) (45... Kxe7 46. Rxg6 $16) 46. Qg5 {[%emt 0:01:07]} (46. Qxg7+ Kxg7 47. f4) 46... Rxd4 {[%emt 0:01:31]} 47. Re1 {[%emt 0:01:16]} (47. Rxd4 $2 Qxd4+ 48. Kh2 f4 49. Qxg6+ Kxe7) 47... e5 {[%emt 0:01:18]} ({But not} 47... Ke8 $2 48. Bc5 $19) 48. Bd8 {[%emt 0:00:05]} Kg8 {[%emt 0:04:37]} ({Don't do} 48... Rxb4 49. Qe7+ Kg8 50. Qxb4 $18) 49. a6 {[%emt 0:02:06]} bxa6 {[%emt 0:01:19]} 50. Ba5 {[%emt 0:00:26]} Kh7 {[%emt 0:00:54]} 51. Qd8 {[%emt 0:00:10]} Rdc4 {[%emt 0:01:39]} 52. Rg5 {[%emt 0:00:21]} e4 {[%emt 0:00:44] Strongly threatening ...Rc1.} 53. fxe4 {[%emt 0:00:41]} dxe4 {[%emt 0:00:48]} (53... Rc1 $142 54. Kh2 Rxe1 55. Bb6 Nxb6 56. Qb8 Rcc1 57. Qf4 Rh1+ 58. Kg3 Rc3+ 59. Qe3 Rxe3+ 60. Kf2 Qd4 61. Rxh5+ gxh5 62. exf5 Qf4#) 54. Rd1 {[%emt 0:00:18]} Rc1 {[%emt 0:01:07] Quite a comeback for Black.   Weighted Error Value: White=0.61/Black=0.23 (precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.3"]
[White "Kaliszuk, Kamil"]
[Black "Kacprzak, Karol"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2217"]
[BlackElo "2221"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,68,8,-16,-20,-19,-8,-46,-39,-37,-45,-39,-20,-94,-67,-79,-27,-50,-52,-61,11,-46,25,28,23,-35,-50,-43,0,-79,-79,-72,-70,-64,-54,-81,-64,-81,-63,-103,-97,-123,-102,-109,-87,-202,-198,-195,-205,-391,-397,-478,-457,-461,-427,-418,-380,-451,-431]} 1. e4 {[%emt 0:00:06]} c6 {[%emt 0:01:20]} 2. d4 {[%emt 0:00:11]} d5 {[%emt 0:00:09]} 3. e5 {[%emt 0:01:21]} Bf5 {[%emt 0:01:51]} 4. h4 {[%emt 0:00:27]} h5 {[%emt 0:00:16]} 5. c4 {[%emt 0:00:07]} e6 {[%emt 0:01:11]} 6. Nc3 {[%emt 0:00:48]} Ne7 {[%emt 0:01:25]} 7. Bg5 {[%emt 0:01:00]} Qb6 $1 {[%emt 0:10:46][%mdl 4] is recently more successful than 7...dxc4. B12: Caro-Kann: Advance Variation.} 8. Qd2 {[%emt 0:05:15]} Nd7 {[%emt 0:05:56]} 9. Nge2 {[%emt 0:07:15]} dxc4 {[%emt 0:03:16] Black is slightly better.} 10. Ng3 {[%emt 0:06:25]} Bg6 {[%emt 0:00:11] Threatens to win with ...0-0-0.} 11. Bxc4 {[%emt 0:02:43]} O-O-O {[%emt 0:07:08][%cal Od7e5] [#] aiming for ...Nxe5!} 12. Bf4 {[%emt 0:10:55]} (12. O-O-O $11 {remains equal.}) 12... Qb4 {[%emt 0:07:28]} 13. Be2 {[%emt 0:22:45]} Nb6 {[%emt 0:03:32] [#]} (13... c5 $17 14. dxc5 Nxc5) 14. Rd1 $146 {[%emt 0:02:37]} ({Predecessor:} 14. O-O-O Ned5 15. Nxd5 Nxd5 16. Qxb4 Nxb4 17. Bc4 b5 18. Bb3 Nd3+ 19. Rxd3 Bxd3 20. Kd2 Rxd4 21. Ke3 Rd7 22. Rd1 Bc5+ {0-1 Perez Guerra,R (1478)-Natalicchio Escalante,N (2237) Gran Canaria Cabildo op 2015 (3)}) 14... Ned5 {[%emt 0:08:36][%cal Be7d5,Bd5b6,Bb6c4,Bc4e3][%mdl 32] White must now prevent ...Nxf4.} 15. Bg5 {[%emt 0:11:52]} Rd7 {[%emt 0:03:37]} (15... f6 $15 16. exf6 gxf6 17. Nxd5 Nxd5 18. Qxb4 {[%mdl 64] Remove Defender} Bxb4+ 19. Bd2 Bxd2+ 20. Kxd2 e5) 16. O-O {[%emt 0:06:40]} (16. a3 $11 Qb3 17. Nxd5 Nxd5 18. Rc1) 16... Nc4 {[%emt 0:16:46]} ({Better is} 16... f6 $15 17. exf6 gxf6 18. Bxf6 {[%mdl 64] Remove Defender} Nxf6) 17. Bxc4 $11 {[%emt 0:03:58]} Qxc4 {[%emt 0:00:36]} 18. Qe2 {[%emt 0:03:14]} (18. Nxd5 $11 Qxd5 19. a3) 18... Qxe2 $15 {[%emt 0:02:05]} 19. Ngxe2 {[%emt 0:00:10]} Nb6 {[%emt 0:02:30]} 20. Be3 {[%emt 0:06:11]} (20. f3 $11) 20... Nc4 $17 {[%emt 0:05:05]} 21. b3 {[%emt 0:00:25]} Nxe3 {[%emt 0:04:38]} 22. fxe3 {[%emt 0:00:03]} Bb4 {[%emt 0:01:00]} 23. Rc1 {[%emt 0:01:44]} Ba3 {[%emt 0:01:31]} 24. Rcd1 {[%emt 0:00:39]} Rhd8 {[%emt 0:02:19]} 25. Ng3 {[%emt 0:03:44]} Be7 {[%emt 0:03:44]} 26. Rf4 {[%emt 0:00:26]} f6 {[%emt 0:01:22]} 27. exf6 {[%emt 0:00:55]} gxf6 {[%emt 0:00:02][%cal Bg7f6,Bf6e5][%mdl 32]} 28. Rc1 {[%emt 0:00:49]} (28. Nce2 $17 {keeps fighting.}) 28... e5 $19 {[%emt 0:01:23]} 29. dxe5 {[%emt 0:00:12]} fxe5 {[%emt 0:00:02]} 30. Rc4 {[%emt 0:01:15] [#]} (30. Rf3) 30... Bd3 {[%emt 0:00:48]} 31. Nce2 {[%emt 0:01:13]} Bxc4 {[%emt 0:00:28]} 32. Rxc4 {[%emt 0:00:08]} Rd1+ {[%emt 0:00:55]} 33. Kh2 {[%emt 0:00:07]} R1d2 {[%emt 0:00:40]} 34. Nc3 {[%emt 0:00:20]} Rc2 {[%emt 0:02:23] Weighted Error Value: White=0.41/Black=0.18 (very precise)} ({Avoid the trap} 34... Rg8 $2 35. Kh3 $19) 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.4"]
[White "Ochedzan, Tymon"]
[Black "Paprocki, Antoni"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "2240"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,92,-14,-13,0,0,0,0,22,14,-3,0,-9,0,17,0,0,0,0,0,0,-2,16,20,13,0,0,0,0,0,16,0,0,0,0,0,0,-31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12,-273,-402,-780,0,0,0,0,12,12,148,0,0,0,0,0,0,0,0,0,71,74,58,0,0,0,0]} 1. e4 {[%emt 0:02:03]} e5 {[%emt 0:00:09]} 2. Nc3 {[%emt 0:00:25]} Nf6 {[%emt 0:02:14]} 3. g3 {[%emt 0:00:37]} d5 {[%emt 0:01:28]} 4. exd5 {[%emt 0:00:11]} Nxd5 {[%emt 0:00:07]} 5. Bg2 {[%emt 0:00:05]} Nxc3 {[%emt 0:00:11]} 6. bxc3 {[%emt 0:00:06]} Nc6 {[%emt 0:01:17]} 7. Nf3 {[%emt 0:00:07]} Bc5 {[%emt 0:01:16]} 8. O-O {[%emt 0:00:39]} O-O {[%emt 0:00:30]} 9. Re1 {[%emt 0:00:14]} Qf6 {[%emt 0:01:55] C47: Scotch Four Knights and Four Knights with 4 g3.} 10. d3 {[%emt 0:00:33]} Bg4 {[%emt 0:05:09]} 11. h3 {[%emt 0:05:21]} Bh5 {[%emt 0:01:07]} 12. Be3 {[%emt 0:04:37]} (12. g4 $5 {[%cal Rg4h5]} Bg6 13. Bg5 $14) 12... Bb6 {[%emt 0:01:12]} 13. g4 {[%emt 0:02:40]} Bg6 {[%emt 0:00:14]} 14. Nd2 {[%emt 0:00:14] [#]} Qd8 $146 {[%emt 0:24:08]} ({Predecessor:} 14... Rad8 15. Qf3 Qxf3 16. Bxf3 Ba5 17. Rab1 Bxc3 18. Rxb7 Nd4 19. Bxd4 Rxd4 20. Re2 Bxd2 21. Rxd2 {½-½ Adhiban,B (2677)-Nguyen,N (2629) FIDE World Cup 2017 (1.3)}) 15. Bxb6 {[%emt 0:11:16]} axb6 {[%emt 0:00:07]} 16. Bxc6 {[%emt 0:00:08][%mdl 64] Remove Defender} bxc6 {[%emt 0:00:05]} 17. Rxe5 {[%emt 0:00:19]} f5 {[%emt 0:00:30]} 18. Qe2 {[%emt 0:02:07]} (18. Qf3 $5 {[%cal Rf3c6]}) 18... Ra3 {[%emt 0:17:48]} 19. Re7 {[%emt 0:05:31]} Qd5 {[%emt 0:03:49]} 20. c4 {[%emt 0:07:53]} Qd4 {[%emt 0:01:01]} 21. Re1 {[%emt 0:00:09] And now Qe6+ would win.} fxg4 {[%emt 0:01:32]} 22. hxg4 {[%emt 0:06:59]} Rxa2 {[%emt 0:00:28]} 23. Nf1 {[%emt 0:04:15][%cal Bd2f1,Bf1g3,Bg3e4][%mdl 32]} Qf4 {[%emt 0:09:36]} (23... Bxd3 $2 24. Qe6+ Kh8 25. Rf7 $18 (25. cxd3 $2 {gets mated.} Qxf2+ 26. Kh1 Qg2#)) 24. Ng3 {[%emt 0:07:37]} h6 {[%emt 0:03:00]} 25. Kg2 {[%emt 0:03:08]} Kh7 {[%emt 0:05:29]} 26. Rh1 {[%emt 0:03:34]} Ra5 {[%emt 0:05:09]} (26... b5 $5 {[%cal Rb5c4]} 27. Nh5 Bxh5 $15) 27. Ne4 {[%emt 0:01:39]} Kg8 {[%emt 0:03:54]} 28. Rh3 {[%emt 0:03:05]} Re5 {[%emt 0:03:02]} (28... Ra1 {feels hotter.} 29. Re3 h5 30. Qf3 Qxf3+ 31. Rxf3 Bxe4 32. Rxe4 Rxf3 33. Kxf3 hxg4+ 34. Rxg4 Kf7) 29. Rxe5 {[%emt 0:00:55]} Qxe5 {[%emt 0:00:02]} 30. Re3 {[%emt 0:00:27]} Qf4 {[%emt 0:01:35]} 31. Ng3 {[%emt 0:01:59]} b5 {[%emt 0:01:57]} 32. c5 {[%emt 0:02:42]} Qd4 {[%emt 0:00:55]} 33. Re6 {[%emt 0:01:25][%csl LRc6,LRg6]} Bf7 {[%emt 0:01:44]} 34. Qe5 {[%emt 0:03:07][%mdl 8192]} ({Don't go for} 34. Qe4 $2 Qxe4+ 35. Rxe4 Bd5 $19) (34. Nf5 $11 {and White stays safe.} Qd5+ 35. Re4 Qxc5 36. c4 bxc4 37. dxc4) 34... Qxg4 $19 {[%emt 0:00:37]} 35. Rxc6 {[%emt 0:00:23] [#]} (35. Re7 $142 Bd5+ 36. Kg1) 35... Be8 $2 {[%emt 0:01:03]} (35... Re8 $1 $19 {[%cal Re8e5]} 36. Qf5 Qxf5 {[%mdl 64] Remove Defender} 37. Nxf5 Bd5+ 38. Kg3 Bxc6) 36. Rxc7 $11 {[%emt 0:02:20] Hoping for Qe4.} Qf3+ {[%emt 0:00:56]} 37. Kh3 {[%emt 0:01:56][%csl Gc7][%cal Re5g7] Dancing on a razor blade.} Bf7 {[%emt 0:00:02]} 38. Qe3 {[%emt 0:02:55]} Qd1 {[%emt 0:00:54] [#]} (38... Bd5 $11 39. Qxf3 Rxf3) 39. Qe2 {[%emt 0:00:55] White is more active.} (39. c6 $1 $16) 39... Qg1 $1 {[%emt 0:00:41]} 40. Re7 {[%emt 0:00:00] Threatens to win with c6.} Bd5 {[%emt 0:00:00] Dodges c6. ( -> ...Qg2+)} 41. Qf1 {[%emt 0:05:35] Against Qg2+} (41. Qe5 $2 {is a self mate.} Qg2+ 42. Kg4 Bf3+ 43. Kh4 Qh2#) 41... Qxf2 {[%emt 0:03:13]} 42. Qxf2 {[%emt 0:00:35]} Rxf2 {[%emt 0:00:06]} 43. Ne2 {[%emt 0:00:26]} g5 {[%emt 0:07:54]} (43... b4 $11 {remains equal.}) 44. Nd4 $16 {[%emt 0:01:48] Strongly threatening Rd7.} Rf4 {[%emt 0:05:41]} 45. Nxb5 {[%emt 0:01:54]} (45. c3 $1 $14) 45... Rf3+ $1 $11 {[%emt 0:00:34]} 46. Kg4 {[%emt 0:01:12] c4 is the strong threat.} Rf4+ {[%emt 0:00:38] Weighted Error Value: White=0.27 (precise) /Black=0.23 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.5"]
[White "Backiel, Hubert"]
[Black "Chyzy, Jakub"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2127"]
[BlackElo "2250"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 25,92,21,21,20,29,22,33,38,37,38,38,35,93,52,66,69,83,83,83,70,75,65,66,76,111,112,164,78,115,90,93,92,160,138,156,115,118,103,120,105,105,97,108,115,107,87,86,85,86,81,89,77,87,39,45,45,53,25,25,25,25,25,22,8,8,4,4,4,6]} 1. d4 {[%emt 0:01:19]} Nf6 {[%emt 0:01:47]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:20]} 3. Nc3 {[%emt 0:00:04]} d5 {[%emt 0:01:20]} 4. cxd5 {[%emt 0:00:15]} exd5 {[%emt 0:00:07]} 5. Bg5 {[%emt 0:00:06]} Be7 {[%emt 0:00:32]} 6. e3 {[%emt 0:00:05]} O-O {[%emt 0:00:09]} 7. Bd3 {[%emt 0:00:07]} Nbd7 {[%emt 0:00:49]} 8. Qc2 {[%emt 0:00:55]} Re8 {[%emt 0:00:11]} 9. h3 {[%emt 0:01:57]} Nf8 {[%emt 0:04:54]} 10. Nf3 {[%emt 0:00:54]} c6 {[%emt 0:01:19]} 11. O-O {[%emt 0:04:46]} Ne4 {[%emt 0:00:16]} 12. Bf4 {[%emt 0:02:01]} Ng5 {[%emt 0:04:17] is the legacy move (12...f5).} 13. Nxg5 {[%emt 0:04:17]} Bxg5 {[%emt 0:00:07]} 14. Bh2 {[%emt 0:00:04] D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} Be7 {[%emt 0:02:31] Prevents b4} 15. Rab1 {[%emt 0:14:32]} Bd6 {[%emt 0:06:49]} 16. Bxd6 {[%emt 0:04:48] White is slightly better.} Qxd6 {[%emt 0:00:03]} 17. b4 {[%emt 0:00:39]} a6 {[%emt 0:01:51]} 18. a4 {[%emt 0:02:40][%cal Ba2a4,Ba4b5][%mdl 32] [#]} Re6 $146 {[%emt 0:10:08]} ({Black should play} 18... g6 $14) ({Predecessor:} 18... Ng6 19. Qd1 f5 20. Re1 Bd7 21. Bf1 Nh8 22. a5 Re7 23. Na4 Rae8 24. Nc5 Bc8 25. Qd2 Nf7 26. f4 Qh6 27. Qf2 Nd6 28. h4 Qf6 29. g3 {½-½ Terrieux,K (2331)-Vernay,C (2381) FRA-ch Accession 2007 (8)}) 19. Ne2 {[%emt 0:03:56]} Rh6 {[%emt 0:12:17]} 20. Ng3 {[%emt 0:09:33]} Ng6 {[%emt 0:00:25]} 21. b5 {[%emt 0:07:32]} cxb5 {[%emt 0:11:40]} 22. axb5 {[%emt 0:00:26]} a5 {[%emt 0:00:01]} 23. Rfc1 {[%emt 0:02:31] [#] Threatens to win with Qxc8+.} Ne7 {[%emt 0:10:38]} 24. Rb3 {[%emt 0:08:01]} Kf8 {[%emt 0:09:22]} 25. Rc3 {[%emt 0:02:04][%cal Rc3c8] Strongly threatening Rxc8+!} (25. Bxh7 $2 g6 26. Bxg6 Rxg6 $19) 25... Qb6 {[%emt 0:05:10] [#]} (25... Bd7 $16 26. Rc7 (26. Bxh7 $2 g6 $19) 26... b6) 26. Rc7 {[%emt 0:03:42]} ({Stronger than} 26. Bxh7 g6 27. Bxg6 Rxg6 $17) (26. Bf5 $1 $18 {[%cal Rf5c8]} Be6 27. Rc7 (27. Bxh7 g6 $17)) 26... Nc6 {[%emt 0:04:22]} 27. Qc5+ {[%emt 0:06:43]} Qxc5 {[%emt 0:00:02]} 28. dxc5 {[%emt 0:02:20]} Ne7 {[%emt 0:03:33] Wards off Bf5} ({Better is} 28... Nd8) 29. Ne2 $16 {[%emt 0:01:57][%cal Bg3e2,Be2d4,Bd4b3][%mdl 32]} b6 {[%emt 0:04:56]} 30. Nd4 {[%emt 0:00:16]} Ke8 {[%emt 0:01:39]} 31. Ra1 {[%emt 0:01:07] White is much more active. The black rooks are badly placed.} Bd7 {[%emt 0:03:22]} 32. cxb6 {[%emt 0:10:26]} (32. c6 $6 Bc8 $11) 32... Rxb6 {[%emt 0:00:02]} 33. Rc3 {[%emt 0:00:08]} ({Don't do} 33. Bxh7 g6 $14) 33... Rb7 {[%emt 0:00:32]} 34. Rca3 {[%emt 0:01:12]} ({Of course not} 34. Bxh7 g6 $11) 34... Rba7 {[%emt 0:00:03]} 35. Nb3 {[%emt 0:01:27]} Nc8 {[%emt 0:01:30]} 36. Rxa5 {[%emt 0:02:03]} Rxa5 {[%emt 0:00:12]} 37. Rxa5 {[%emt 0:01:32]} Rxa5 {[%emt 0:00:12]} 38. Nxa5 {[%emt 0:00:03][%mdl 4096] Endgame KBN-KBN} Kd8 {[%emt 0:00:44]} 39. Nb7+ {[%emt 0:01:28]} (39. Nb3 $16) 39... Kc7 $14 {[%emt 0:00:08]} 40. Nc5 {[%emt 0:00:00] And now Nxd7 would win.} Be8 {[%emt 0:00:00]} 41. Na4 {[%emt 0:02:13][%cal Oa4c3]} h6 {[%emt 0:05:16]} 42. Kh2 {[%emt 0:10:19]} Nb6 $1 {[%emt 0:15:55]} 43. Nc3 {[%emt 0:00:13]} Kd6 {[%emt 0:00:33]} 44. Kg3 {[%emt 0:05:11] The position is equal.} Nc4 {[%emt 0:05:17]} 45. Kf4 {[%emt 0:10:26]} Kc5 {[%emt 0:00:20]} 46. h4 {[%emt 0:03:02]} Bxb5 {[%emt 0:00:35] Black escapes into a draw.   Weighted Error Value: White=0.11 (very precise) /Black=0.10 (very precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.6"]
[White "Taranowicz, Michal"]
[Black "Turski, Bartlomiej"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1900"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "136"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,136,12,8,29,0,0,-10,20,20,10,16,20,22,24,0,0,-8,-14,-24,-20,-25,-29,-47,0,0,0,0,0,-63,-63,-70,-72,-120,-125,-577,-115,-102,-68,-99,-71,-68,-64,-65,0,-43,0,0,0,-54,0,0,322,333,304,272,329,234,225,229,212,209,208,203,538,400,354,229,210,197,216,222,219,227,334,315,316,195,214,183,222,117,324,313,311,313,347,270,291,96,97,85,309,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-726,-702,-1191,-1191,-1118,-1109,-896,-850,-29967,-29968,-29955,-29961,-29982,-8670,-6566,-5636,-1992,-1937,-1590,-1210]} 1. e4 {[%emt 0:02:51]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:05]} e6 {[%emt 0:00:05]} 3. d3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:22]} 4. g3 {[%emt 0:00:04]} d6 {[%emt 0:02:52]} 5. Bg2 {[%emt 0:00:07]} Nf6 {[%emt 0:00:07]} 6. O-O {[%emt 0:00:06]} Be7 {[%emt 0:00:08]} 7. Re1 {[%emt 0:00:12]} e5 {[%emt 0:00:59] B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 8. h3 {[%emt 0:02:11]} Be6 {[%emt 0:01:36]} 9. c3 {[%emt 0:00:14] [#]} Qb6 $146 {[%emt 0:03:37] The position is equal.} ({Predecessor:} 9... O-O 10. Na3 h6 11. Nc2 Qd7 12. Kh2 Rfe8 13. b3 Bd8 14. Bb2 {½-½ Clair,M (2185)-Pansier,P (2299) Jacques Jaudran mem sf2 corr 2002}) 10. Nbd2 {[%emt 0:03:14]} O-O {[%emt 0:03:46]} 11. Nc4 {[%emt 0:03:42]} Qc7 {[%emt 0:01:56]} 12. Ne3 {[%emt 0:05:49]} d5 {[%emt 0:16:25]} 13. Nf5 {[%emt 0:07:00]} (13. Ng5 $5 {[%cal Re4d5]} d4 14. Nxe6 fxe6 15. Nc4 $11) 13... Bxf5 {[%emt 0:08:33]} 14. exf5 {[%emt 0:00:05]} Rad8 {[%emt 0:01:49]} 15. Qa4 {[%emt 0:05:45]} Rfe8 {[%emt 0:06:28]} 16. g4 {[%emt 0:00:09]} h6 {[%emt 0:10:38]} 17. Be3 {[%emt 0:08:35] [#]} b5 {[%emt 0:03:43]} 18. Qxb5 $11 {[%emt 0:04:41]} Rb8 {[%emt 0:00:46]} 19. Qa4 {[%emt 0:01:01]} Rxb2 {[%emt 0:00:47]} 20. h4 {[%emt 0:06:57]} (20. Nd2 $11) 20... e4 $1 $15 {[%emt 0:07:31]} 21. dxe4 {[%emt 0:00:06]} dxe4 {[%emt 0:01:42]} 22. Nd2 {[%emt 0:08:21]} (22. g5 $142 exf3 23. gxf6 fxg2 24. Bc1 Rxf2 25. Qg4 (25. Kxf2 $2 Qh2 $19)) 22... Nxg4 $17 {[%emt 0:10:26]} 23. Nxe4 $2 {[%emt 0:02:31][%mdl 8192]} (23. Qxe4 $17 Qh2+ 24. Kf1) 23... Bxh4 $2 {[%emt 0:10:42]} (23... Qh2+ $1 $19 24. Kf1 Bxh4) 24. Nf6+ {[%emt 0:08:48]} Bxf6 {[%emt 0:01:26]} 25. Qxg4 {[%emt 0:01:02]} Ne5 {[%emt 0:01:29] Black is more active.} 26. Qg3 {[%emt 0:00:33]} Kh8 {[%emt 0:01:42]} (26... Kh7 {seems wilder.} 27. Bf4 c4 28. Re3 Rd2) 27. Bf4 {[%emt 0:04:53]} Rbb8 {[%emt 0:02:27]} (27... c4 $15) 28. Re3 {[%emt 0:04:09]} Re7 {[%emt 0:00:35]} 29. Rae1 {[%emt 0:00:07][%cal Rf4e5]} Rbe8 {[%emt 0:00:09]} 30. Bf1 {[%emt 0:00:29]} (30. c4 $11) 30... Kh7 {[%emt 0:01:52]} (30... c4 $15) 31. Bb5 {[%emt 0:00:58]} Rb8 {[%emt 0:00:42][%mdl 8192] Black is weak on the light squares} (31... Qb7 $1 $11 {and Black is okay.} 32. Bxe5 (32. Bxe8 Nf3+ {[%mdl 64] Pin, Double Attack} 33. Kf1 Nd2+ 34. Kg1 Nf3+ {[%mdl 64] Pin, Double Attack} 35. Kf1 Nd2+ 36. Kg1 Nf3+ $11 {[%mdl 64] Pin, Double Attack}) 32... Bxe5 33. Bxe8 Bxg3 34. Rxe7 Qf3 35. fxg3 Qxg3+ 36. Kf1 Qf3+ 37. Kg1 Qg3+ 38. Kh1 Qh3+ 39. Kg1 Qg3+) 32. a4 $18 {[%emt 0:02:10][%cal Ba2a4,Ba4a5][%mdl 32]} (32. Bxe5 Bxe5 33. Rxe5 Rxe5 34. Qxe5 Qxe5 35. Rxe5 Rxb5 $17) (32. Ba4 Qa5 $18) 32... a6 {[%emt 0:00:15]} 33. Bxa6 {[%emt 0:00:11] A strong pair of Bishops.} ({Weaker is} 33. Bxe5 Bxe5 34. Rxe5 Rxe5 35. Qxe5 Qxe5 36. Rxe5 axb5 37. axb5 Rxb5 $11) 33... Qc6 {[%emt 0:00:40] And now ...Nf3+ would win.} 34. Bxe5 {[%emt 0:01:16]} ({Worse is} 34. Rxe5 Bxe5 35. Bxe5 f6 $11) 34... Rxe5 {[%emt 0:00:13]} 35. Rxe5 {[%emt 0:00:52]} Qxa6 {[%emt 0:00:02]} 36. Rxc5 {[%emt 0:00:43]} Rd8 {[%emt 0:00:18]} 37. a5 {[%emt 0:00:58]} Qb7 {[%emt 0:00:20]} (37... Rd2 {is more resistant.} 38. Qb8 Bd8) 38. Qg2 {[%emt 0:02:35]} Qb2 {[%emt 0:00:42]} 39. Qf3 {[%emt 0:01:31]} Qa3 {[%emt 0:00:26]} 40. Qc6 {[%emt 0:00:00]} Qa2 {[%emt 0:00:00]} 41. Qe4 {[%emt 0:17:43] Prevents Rd3} Rd2 {[%emt 0:02:18]} 42. Rf1 {[%emt 0:00:06]} Rd8 {[%emt 0:04:21]} (42... Rd7 $142 43. Qc4 Qd2) 43. Kg2 {[%emt 0:04:46]} Qd2 {[%emt 0:01:52]} 44. Qe3 {[%emt 0:00:18]} Qa2 {[%emt 0:00:08]} 45. Rh1 {[%emt 0:03:35]} Qa4 {[%emt 0:01:17]} 46. Re1 {[%emt 0:01:38]} (46. Qe2 $18) 46... Qg4+ $2 {[%emt 0:03:18]} (46... Be7 $16) 47. Qg3 {[%emt 0:00:06]} Qa4 {[%emt 0:00:11]} 48. Qf3 {[%emt 0:01:47] Inhibits Ra8.} Qa2 {[%emt 0:01:43]} 49. c4 {[%emt 0:01:59]} Rd2 {[%emt 0:01:44] Hoping for ...Bd4.} 50. Rd5 {[%emt 0:01:25]} (50. Rd1 $18 {has better winning chances. Rxd2 would be deadly.} Rc2 51. Rc6) 50... Rc2 $16 {[%emt 0:00:46]} 51. Re4 {[%emt 0:02:14] Strongly threatening Rd7.} Rc1 $2 {[%emt 0:03:06]} (51... Qa1 $16) 52. Rc5 $2 {[%emt 0:02:17]} (52. Rd1 $1 $18 {[%cal Rd1c1]} Rc3 53. Rd3) 52... Qb1 $11 {[%emt 0:02:22] The board is on fire.} (52... Qa1 $5 53. Kh2 $8 Rc3 $11) 53. Kh2 {[%emt 0:01:27] Wards off Rh1+} Qb8+ {[%emt 0:00:50]} 54. Qg3 {[%emt 0:00:17]} Qb1 {[%emt 0:00:32]} 55. Qg2 {[%emt 0:00:42] Re8 is the strong threat.} Qb8+ {[%emt 0:00:40]} 56. Kh3 {[%emt 0:01:03]} Qb1 {[%emt 0:01:10]} 57. Kh2 {[%emt 0:04:10] Against Rh1+. Threatens to win with Re8.} Qb8+ {[%emt 0:00:11]} 58. f4 {[%emt 0:03:31]} Bg5 {[%emt 0:04:59]} 59. Qf2 {[%emt 0:02:08][%mdl 8192] [#]} (59. Qf3 $11) 59... Qb1 $1 $19 {[%emt 0:01:43]} 60. Rce5 {[%emt 0:02:21] [#]} Rh1+ $1 {[%emt 0:03:13]} 61. Kg2 {[%emt 0:00:06]} Bh4 {[%emt 0:00:38]} 62. Re1 {[%emt 0:01:33]} Qb7+ {[%emt 0:00:26]} (62... Rxe1 $2 63. Rxe1 Qb7+ 64. Qf3 $18) 63. Qf3 {[%emt 0:00:06]} Rh2+ $1 {[%emt 0:00:10][%mdl 64] Deflection} ({Don't do} 63... Bxe1 64. Qxb7 Rh4 65. Rxe1 Rg4+ 66. Kf3 Rh4 67. Qxf7 Rh3+ 68. Kg4) 64. Kxh2 {[%emt 0:00:18]} Qxf3 {[%emt 0:00:02]} 65. R1e2 {[%emt 0:00:14]} Qxf4+ {[%emt 0:01:14]} (65... Bf2 $142 66. Rxf2 Qxf2+ 67. Kh3 Qf3+ 68. Kh2 Qxf4+ 69. Kg1 Qxe5 70. a6 Qe1+ 71. Kh2 Qf2+ 72. Kh1 h5 73. c5 h4 74. a7 Qa2 75. Kg1 h3 76. a8=Q Qxa8 77. Kf2 h2 78. c6 Qxc6 79. Kg3 h1=Q 80. Kg4 Qcf3+ 81. Kg5 Qh6#) 66. Kg2 {[%emt 0:00:09] Black is clearly winning.} Qg4+ {[%emt 0:00:25]} 67. Kh1 {[%emt 0:00:28]} Qf3+ {[%emt 0:00:49]} 68. Kg1 {[%emt 0:00:05] [#]} Bf2+ $1 {[%emt 0:00:31][%mdl 576] Decoy. What a fight! A cool game by Turski.   Weighted Error Value: White=0.57/Black=0.41} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.7"]
[White "Luberanski, Jakub"]
[Black "Czernek, Tymon"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2242"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,60,-16,-13,-40,-35,-23,-24,-28,-35,-43,-22,-25,-29,-37,-38,-20,-38,-41,-33,-17,-10,-47,-38,-48,-48,-46,0,-82,-82,-84,-81,-83,0,-59,0,-79,-44,-383,-400,-391,-388,-845,-833]} 1. Nf3 {[%emt 0:00:02]} Nf6 {[%emt 0:00:12]} 2. b3 {[%emt 0:00:03]} g6 {[%emt 0:02:51]} 3. Bb2 {[%emt 0:00:04]} Bg7 {[%emt 0:00:05]} 4. g3 {[%emt 0:00:06]} b6 {[%emt 0:00:52]} 5. Bg2 {[%emt 0:00:05]} Bb7 {[%emt 0:00:03]} 6. O-O {[%emt 0:00:06]} O-O {[%emt 0:00:03]} 7. c4 {[%emt 0:00:10]} c5 {[%emt 0:01:03]} 8. d4 {[%emt 0:02:46]} cxd4 {[%emt 0:01:30]} 9. Nxd4 {[%emt 0:05:15]} Bxg2 {[%emt 0:00:22]} 10. Kxg2 {[%emt 0:00:04]} d5 {[%emt 0:02:23]} 11. cxd5 {[%emt 0:00:59] A30: Symmetrical English: Double Fianchetto and Hedgehog.} Qxd5+ {[%emt 0:04:44]} 12. Nf3 {[%emt 0:03:07]} Qb7 {[%emt 0:00:05]} 13. Nbd2 {[%emt 0:00:28][%cal Bb1d2,Bd2c4,Bc4e5][%mdl 32] Black has an edge.} Rd8 {[%emt 0:00:59] [#] And now ...Ne4 would win.} 14. Qc2 {[%emt 0:01:18] [#] Prevents Ne4.} Nc6 $146 {[%emt 0:01:57] Strongly threatening ...Nb4.} (14... Na6 $5 {[%cal Ra8c8]} 15. Rad1 Rac8 $11) ({Predecessor:} 14... Na6 15. Rac1 Nb4 16. Qb1 Rxd2 17. Bc3 Rxe2 18. Bxb4 Nd5 19. Qd3 Ne3+ 20. Qxe3 Rxe3 21. fxe3 {0-1 Drazic,S (2473)-Kuljasevic,D (2577) Split op 3rd 2013 (6)}) 15. Rad1 {[%emt 0:07:02]} Rac8 {[%emt 0:03:28]} 16. Qb1 {[%emt 0:00:40]} Nd4 {[%emt 0:01:39]} 17. Bxd4 {[%emt 0:01:14]} Rxd4 {[%emt 0:00:01]} 18. Nc4 {[%emt 0:00:28]} Rxd1 {[%emt 0:07:54]} 19. Rxd1 {[%emt 0:00:47]} b5 {[%emt 0:00:21]} 20. Nce5 {[%emt 0:04:54]} (20. Na5 $5 {[%cal Ra5b7]} Qb6 21. b4 $11) 20... Nd5 {[%emt 0:02:57]} 21. Qe4 {[%emt 0:01:02]} e6 {[%emt 0:00:19]} 22. Nd3 {[%emt 0:13:38]} Qe7 {[%emt 0:11:29] Against Nb4} (22... Qd7 $15 23. Rd2 f5) 23. Rd2 {[%emt 0:08:39]} (23. Nf4 $1 $11 Nc3 24. Nd5 Nxd5 25. Rxd5) 23... f5 $17 {[%emt 0:06:22]} 24. Qh4 {[%emt 0:00:09]} Bf6 $36 {[%emt 0:00:26][%mdl 2048] Black is on the roll. Black is more active.} 25. Qh6 {[%emt 0:02:21]} Bg7 {[%emt 0:13:10]} 26. Qh4 {[%emt 0:01:44]} Bf6 {[%emt 0:00:25]} 27. Qh6 {[%emt 0:00:04]} a5 {[%emt 0:05:05]} 28. h4 $2 {[%emt 0:05:33][%mdl 8192]} (28. Nf4 $15) 28... Bg7 $19 {[%emt 0:01:42]} 29. Qg5 {[%emt 0:00:06] [#]} Qf8 {[%emt 0:00:11]} 30. h5 $2 {[%emt 0:03:03]} (30. Nf4 Bf6 31. Nxe6 Bxg5 32. Rxd5) 30... Bf6 {[%emt 0:00:24][%mdl 64] Trapped Piece.   Weighted Error Value: White=0.52/Black=0.12 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.8"]
[White "Zdybel, Przemyslaw"]
[Black "Madajczak, Piotr"]
[Result "1-0"]
[ECO "E44"]
[WhiteElo "2268"]
[BlackElo "1897"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,79,41,34,41,44,47,51,54,56,54,51,71,61,62,64,64,57,62,62,53,54,75,49,73,49,85,0,29,4,104,5,110,109,118,108,108,109,132,112,142,138,143,146,161,168,196,56,252,252,261,237,304,318,313,299,608,446,427,445,440,409,427,356,1316,1298,1274,1221,29987,29988]} 1. d4 {[%emt 0:00:43]} Nf6 {[%emt 0:00:18]} 2. c4 {[%emt 0:00:14]} e6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:01:15]} Bb4 {[%emt 0:00:11]} 4. e3 {[%emt 0:00:38][%cal Be2e3,Be3e4][%mdl 32]} b6 {[%emt 0:03:39]} 5. Nge2 {[%emt 0:08:53]} O-O {[%emt 0:03:46]} 6. a3 {[%emt 0:02:46]} Be7 {[%emt 0:00:48]} 7. e4 {[%emt 0:01:43]} d6 {[%emt 0:12:30] E44: Nimzo-Indian: Rubinstein: 4...b6 5 Ne2.} 8. g3 {[%emt 0:02:37]} Bb7 {[%emt 0:02:12]} 9. Bg2 {[%emt 0:00:09]} Nbd7 {[%emt 0:15:49] White is slightly better.} 10. O-O {[%emt 0:00:30][%cal Oe4e5]} e5 {[%emt 0:00:58]} 11. d5 {[%emt 0:02:03]} Ne8 {[%emt 0:00:42]} 12. b4 {[%emt 0:09:33]} a5 {[%emt 0:00:57]} 13. Rb1 {[%emt 0:00:08] [#]} Bg5 $146 {[%emt 0:09:13]} ({Predecessor:} 13... f5 14. exf5 Rxf5 15. Ne4 Rf8 16. f4 h6 17. Bb2 Nef6 18. fxe5 Nxe5 19. Bxe5 dxe5 {1-0 Romanchuk,V (2258)-Siniauski,A (2275) Titled Tuesday intern op 12th Jan blitz 2021 (8)}) 14. f4 {[%emt 0:02:59]} Bh6 {[%emt 0:01:57]} 15. Bb2 {[%emt 0:09:52]} Nef6 {[%emt 0:01:34]} 16. Qd3 {[%emt 0:05:26]} Re8 {[%emt 0:01:28]} 17. Nd1 {[%emt 0:12:26]} g6 {[%emt 0:06:11]} 18. Nf2 {[%emt 0:02:10]} Bg7 {[%emt 0:00:19]} 19. Bc1 {[%emt 0:07:59]} (19. f5 $1 $16) 19... Qe7 {[%emt 0:04:38]} 20. Nc3 {[%emt 0:01:32]} Rec8 {[%emt 0:05:49]} (20... exf4 $11 {keeps the balance.} 21. gxf4 axb4 22. axb4 Nh5) 21. Bh3 {[%emt 0:01:26]} (21. f5 $1 $16) 21... Re8 {[%emt 0:02:08] [#]} (21... axb4 $11 {remains equal.} 22. axb4 exf4) 22. f5 $1 $16 {[%emt 0:03:33]} h6 {[%emt 0:01:02]} 23. fxg6 {[%emt 0:02:41]} fxg6 {[%emt 0:00:09]} 24. Nb5 {[%emt 0:02:45]} Nf8 {[%emt 0:00:43]} 25. Be3 {[%emt 0:00:16]} Bc8 {[%emt 0:01:10]} 26. Bxc8 {[%emt 0:00:47]} Rexc8 {[%emt 0:00:11] [#]} 27. c5 $1 {[%emt 0:00:43][%mdl 512] White has more active pieces. The black rooks are badly placed.} bxc5 {[%emt 0:01:20]} (27... axb4 28. cxb6) 28. bxc5 {[%emt 0:00:08]} dxc5 {[%emt 0:01:09]} 29. Qc4 {[%emt 0:01:30]} (29. Rbc1 $18) 29... Kh7 $2 {[%emt 0:01:24] This move loses the game for Black.} ({Better is} 29... c6 $1 $14) 30. Bxc5 {[%emt 0:01:13]} ({But not} 30. Qxc5 $6 Qxc5 31. Bxc5 N8d7 $16) 30... Qd7 {[%emt 0:00:17] [#]} 31. Na7 {[%emt 0:00:34][%cal Bb5a7,Ba7c6,Bc6e5,Be5d3,Bd3f2][%mdl 32]} Rcb8 {[%emt 0:00:30]} 32. Rxb8 {[%emt 0:01:36]} ({Not} 32. Nc6 Rxb1 33. Rxb1 Qe8 $16) 32... Rxb8 {[%emt 0:00:01]} 33. Nc6 {[%emt 0:00:01]} Rb2 {[%emt 0:03:57]} (33... Re8 34. a4 Qc8 35. Nxa5 N8d7) 34. Nxe5 {[%emt 0:00:42]} Qb5 {[%emt 0:00:20]} 35. Bxf8 {[%emt 0:00:47]} Bxf8 {[%emt 0:00:38]} 36. Qxc7+ {[%emt 0:00:05]} Bg7 {[%emt 0:00:03]} 37. Qf7 {[%emt 0:01:14]} Qc5 $2 {[%emt 0:04:01]} (37... Qe8) 38. Qxg6+ $18 {[%emt 0:01:01]} Kg8 {[%emt 0:00:02]} 39. Ned3 {[%emt 0:00:57][%csl LRb2,LRc5]} Qxf2+ {[%emt 0:01:51]} 40. Nxf2 {[%emt 0:00:00] Excellently played by Zdybel!   Weighted Error Value: White=0.30/Black=0.64} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.9"]
[White "Wojdak, Jan"]
[Black "Stachecki, Mikolaj"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2097"]
[BlackElo "2015"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,70,-12,-27,-18,83,79,78,27,33,33,41,44,64,46,62,41,78,-44,-57,-62,-86,-81,-8,-79,-60,-89,-7,-41,-31,-37,-43,-76,-49,-103,-22,-22,-22,-23,-22,-55,-53,-60,-51,-100,-22,-122,-79,-165,-146,-368,-354,-416,-318,-308,-245,-225,-101,-114,-91,-92,-70,-55,-54]} 1. e4 {[%emt 0:02:51]} c5 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:04]} 3. b4 {[%emt 0:02:02]} cxb4 {[%emt 0:02:23]} 4. d4 {[%emt 0:00:24]} d5 {[%emt 0:01:51]} 5. exd5 {[%emt 0:00:05]} Qxd5 {[%emt 0:00:05]} 6. c4 {[%emt 0:00:04] B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Qe4+ {[%emt 0:19:20]} (6... bxc3 $11 7. Nxc3 Qa5) 7. Be3 $16 {[%emt 0:02:05]} Bf5 {[%emt 0:04:59]} 8. d5 {[%emt 0:18:00]} (8. Nbd2 $16 Qc2 9. Qxc2 Bxc2 10. d5) 8... Ne5 $11 {[%emt 0:02:36]} 9. Nbd2 {[%emt 0:08:18] [#]} Nxf3+ $146 {[%emt 0:00:29]} ({Predecessor:} 9... Nd3+ 10. Bxd3 Qxd3 11. Qa4+ Bd7 12. Qxd7+ {1-0 Asvang,J (1933)-Kristensen,K (1998) Harstad Advokatfirmaet op 2019 (4)}) 10. Nxf3 {[%emt 0:00:10]} Qc2 {[%emt 0:02:04] Dodges Qa4+} 11. Qd4 {[%emt 0:04:13][%mdl 1024] White has compensation.} Nf6 {[%emt 0:11:17]} 12. c5 {[%emt 0:04:43] aiming for Bb5+.} (12. Rc1 $5 {[%cal Rc1c2]} Qa4 13. Ne5 $14) 12... O-O-O {[%emt 0:09:55] And now ...e5 would win.} 13. d6 {[%emt 0:15:25]} (13. Rc1 $16 Qe4 14. c6 Qxd4 15. Nxd4 Rxd5 16. Bc4) 13... Qc3+ $15 {[%emt 0:04:12]} (13... exd6 14. Rc1 (14. Qxb4 $2 dxc5 15. Qb3 Ng4 $19) 14... dxc5 15. Rxc2 Rxd4 16. Nxd4 Bxc2 17. Nxc2 $14) 14. Bd2 {[%emt 0:01:48]} Qxd4 {[%emt 0:00:06]} 15. Nxd4 {[%emt 0:00:04]} Be4 {[%emt 0:01:39]} ({Better is} 15... Bg6 $17 16. f3 exd6) 16. Rc1 {[%emt 0:03:00]} (16. f3 $1 $11 Bd5 17. Bb5) 16... exd6 $17 {[%emt 0:01:11]} 17. c6 {[%emt 0:00:09]} (17. cxd6+ $2 Kb8 18. f3 Bd5 $17) 17... bxc6 {[%emt 0:01:33]} (17... Re8 $17 18. Kd1 Ng4 19. cxb7+ Kxb7) 18. Nxc6 {[%emt 0:02:48]} (18. f3 $5 {[%cal Rf3e4]} Bd5 19. Nxc6 Bxc6 20. Bb5 $11 (20. Rxc6+ Kb7 $17)) 18... Bxc6 {[%emt 0:00:05]} 19. Bb5 $1 {[%emt 0:00:04] [#]} (19. Rxc6+ Kb7 20. Ra6 (20. Bb5 $2 Re8+ 21. Kd1 Re5 $19) 20... d5 $17) 19... d5 $1 {[%emt 0:04:48][%cal Oc8b7]} 20. Rxc6+ {[%emt 0:04:45]} (20. Bxc6 Kb8) 20... Kb7 {[%emt 0:01:23] Hoping for ...Ne4.} 21. O-O {[%emt 0:02:31]} (21. Ke2 $1 $15) 21... Rd6 {[%emt 0:06:21]} (21... a6 $17 22. Rxa6 (22. Bxa6+ $2 Kxc6 23. Be2 Ne4 $19) 22... Ne4) 22. Rfc1 $11 {[%emt 0:00:45] Ba6+ would kill now.} Rxc6 {[%emt 0:00:09][%mdl 64] Remove Defender} 23. Bxc6+ {[%emt 0:00:28] This pair of bishops is nice.} Ka6 {[%emt 0:00:29]} 24. Be3 {[%emt 0:01:17]} Be7 {[%emt 0:01:34]} 25. Bd4 {[%emt 0:00:40]} Rd8 {[%emt 0:05:30]} (25... Ka5 $5 {[%cal Rh8c8]}) 26. Kf1 {[%emt 0:06:18]} (26. Ba4 $1 $15 {feels stronger.} Ka5 27. Bd1) 26... g6 {[%emt 0:01:10]} ({Black should play} 26... Ne4 $17 {White must now prevent ...Bg5.} 27. Bxg7 Kb6) 27. Ke2 {[%emt 0:00:11]} (27. Ba4 $1 $11 {keeps the balance.} Ka5 28. Bb3) 27... Ne8 {[%emt 0:00:11]} 28. Rb1 {[%emt 0:04:31] [#]} (28. Kd3 $17 Nc7 29. a3) 28... Nc7 $1 $19 {[%emt 0:02:14]} 29. a4 $2 {[%emt 0:01:43]} (29. Ba4 $17) 29... Ne6 {[%emt 0:00:39]} (29... bxa3 $2 30. Bb7+ (30. Rb7 Nb5 $14) 30... Ka5 31. Bc3+ $18 (31. Bxa7 $2 {too greedy.} Nb5 $19) (31. Bxa7 $2 Nb5 $19)) 30. Kd3 {[%emt 0:01:03]} Nxd4 {[%emt 0:01:23]} 31. Kxd4 {[%emt 0:00:03]} Kb6 {[%emt 0:01:53]} 32. Bxd5 {[%emt 0:00:06]} Bc5+ {[%emt 0:03:18]} (32... Ka5 $19 {and Black stays clearly on top.} 33. Kc4 Bf6 34. Bxf7 Rc8+ 35. Kd3 Kxa4) 33. Kc4 $17 {[%emt 0:01:08] a5+ is the strong threat.} a5 {[%emt 0:00:05]} ({Much weaker is} 33... Bxf2 $6 34. Rxb4+ Ka5 35. Rb5+ Kxa4 36. Rb4+ Ka3 37. Rb3+ Ka2 38. Rf3 $11) 34. f3 {[%emt 0:00:51]} f5 {[%emt 0:00:52]} 35. Re1 {[%emt 0:00:04]} Bd6 {[%emt 0:04:02] Weighted Error Value: White=0.34/Black=0.33} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.10"]
[White "Ciszewski, Krzysztof"]
[Black "Biesiadecki, Adam"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "2047"]
[BlackElo "1761"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,43,-4,0,-4,-1,-3,-5,-4,26,18,16,26,43,0,19,-48,134,109,131,126,133,128,213,180,212,192,255,232,452,462,345,233,234,234,239,227]} 1. d4 {[%emt 0:00:12]} Nf6 {[%emt 0:00:03]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:04]} 4. e3 {[%emt 0:00:06]} b6 {[%emt 0:00:07]} 5. f3 {[%emt 0:00:08]} O-O {[%emt 0:01:44]} 6. e4 {[%emt 0:00:29] E43: Nimzo-Indian: Rubinstein: 4...b6.} d5 {[%emt 0:00:37]} 7. cxd5 {[%emt 0:02:13]} exd5 {[%emt 0:00:08]} 8. e5 {[%emt 0:00:06] The position is equal.} Nfd7 {[%emt 0:00:43]} (8... Nh5 $5 {[%cal Rd8h4]} 9. Nge2 c5 $11) 9. f4 {[%emt 0:02:22]} c5 $1 {[%emt 0:00:31]} 10. a3 $1 {[%emt 0:06:08]} Ba5 {[%emt 0:05:43]} 11. Nf3 {[%emt 0:03:18]} Nc6 {[%emt 0:05:54]} 12. Bb5 {[%emt 0:09:25] [#]} (12. Be3 $11) 12... Bb7 $146 {[%emt 0:06:02]} (12... Nxd4 $1 $15 {keeps the upper hand.} 13. Nxd4 cxd4 14. Qxd4 Nc5) ({Predecessor:} 12... Qc7 13. b4 Nxb4 14. axb4 Bxb4 15. Bd2 Bb7 16. Ne2 Bxd2+ 17. Qxd2 c4 18. Qb4 a5 {½-½ Niemann,P (2113)-Litwak,A (2284) Oberhausen op 2008 (4)}) 13. O-O $36 {[%emt 0:01:20][%mdl 2048] White is in control.} a6 {[%emt 0:09:03]} 14. Bd3 {[%emt 0:05:49][%cal Od3h7] And now Bxh7+! would win. White is more active.} g6 {[%emt 0:03:17]} (14... Nxd4 $2 15. Bxh7+ Kxh7 16. Ng5+ Kg8 17. Qh5 $18) 15. Ne2 {[%emt 0:13:30] f5 would be deadly.} ({Don't do} 15. b4 $6 cxb4 16. Nxd5 Ndxe5 $14) 15... b5 {[%emt 0:02:58] [#]} (15... f5 $16 {keeps fighting.}) 16. b4 $1 $18 {[%emt 0:03:17][%mdl 512]} cxb4 {[%emt 0:01:54]} 17. f5 {[%emt 0:00:13]} Bb6 {[%emt 0:06:03] [#]} (17... bxa3 {is a better defense.} 18. Bxa3 b4) 18. Kh1 $1 {[%emt 0:01:23]} Qe7 $2 {[%emt 0:02:23]} (18... f6 {was called for.}) 19. f6 {[%emt 0:05:27]} Qd8 {[%emt 0:01:08]} 20. Qd2 {[%emt 0:03:43] White wants to mate with Qh6.} Nxf6 {[%emt 0:03:16]} 21. exf6 {[%emt 0:01:07]} Qxf6 {[%emt 0:00:05]} 22. axb4 {[%emt 0:00:30] Weighted Error Value: White=0.13 (very precise) /Black=0.43} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.11"]
[White "Jedraszek, Pawel"]
[Black "Kolodziejski, Piotr"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "1944"]
[BlackElo "2118"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,97,-17,28,0,0,-37,-49,-36,-4,0,-12,-82,-36,-91,-97,-111,-104,-112,-93,-85,-77,-70,-70,-63,-66,-64,-55,-63,-45,-48,-43,-48,-41,-37,-37,-90,-63,-66,-26,-29,-22,-28,-29,-22,-19,-60,-56,-48,0,-44,0,-51,-54,-79,-52,-60,0,-77,0,-60,0,-82,-40,-48,-51,-50,0,-49,0,-43,0,-45,-46,-62,-62,-62,-37,-64,-60,-65,-48,-73,-31,-71]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:06]} d6 {[%emt 0:00:03]} 3. d4 {[%emt 0:00:11]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:15]} a6 {[%emt 0:00:05]} 6. Bg5 {[%emt 0:00:45]} e6 {[%emt 0:00:21]} 7. f4 {[%emt 0:00:31]} b5 {[%emt 0:00:18]} 8. Bd3 {[%emt 0:13:25]} Nbd7 {[%emt 0:04:05]} (8... b4 $5 {[%cal Rb4c3]} 9. Bxf6 gxf6 $11) 9. Qe2 {[%emt 0:05:22] [#] Threatens to win with e5. B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7...Qb6 and 7...Be7.} (9. f5 $5 {[%cal Rf5e6]} e5 10. Nc6 $11) 9... Qb6 {[%emt 0:09:34]} 10. Nf3 {[%emt 0:00:40]} (10. Nb3 $5 {[%cal Re4e5]}) 10... Bb7 {[%emt 0:01:54]} 11. e5 {[%emt 0:14:04] [#]} Nd5 $146 {[%emt 0:12:02]} ({Predecessor:} 11... dxe5 12. fxe5 Nd5 13. Nxd5 Bxd5 14. Be4 Bc5 15. O-O-O h6 16. Bxd5 exd5 17. Bh4 Qe6 {1-0 Efroimski,M (2221)-Visanescu,D (2010) EU-ch U16 Girls 2011 (7)}) 12. Nxd5 {[%emt 0:03:00]} Bxd5 {[%emt 0:00:05]} 13. Bh4 {[%emt 0:07:14]} (13. O-O-O $1 $11 {keeps the balance.}) 13... dxe5 {[%emt 0:11:26]} (13... Nc5 $17) 14. fxe5 {[%emt 0:00:24]} ({Better is} 14. Nxe5 $15 Nxe5 15. fxe5) 14... Nc5 $17 {[%emt 0:01:57]} 15. Bf2 {[%emt 0:05:13]} Nxd3+ {[%emt 0:07:36]} 16. Qxd3 {[%emt 0:00:06]} Qa5+ {[%emt 0:03:06]} 17. c3 {[%emt 0:01:55]} Be7 {[%emt 0:00:41]} 18. O-O {[%emt 0:02:01]} O-O {[%emt 0:04:59]} 19. Rfe1 {[%emt 0:02:54]} Qc7 {[%emt 0:05:51]} (19... Bxa2 $2 20. Qd7 $18) 20. Bd4 {[%emt 0:03:48]} Qb7 {[%emt 0:03:49]} 21. a3 {[%emt 0:04:23]} Rac8 {[%emt 0:02:09]} 22. Qe3 {[%emt 0:01:08]} a5 {[%emt 0:06:07] White is weak on the light squares} 23. Re2 {[%emt 0:01:41]} Qc6 {[%emt 0:03:30]} 24. Ng5 {[%emt 0:03:27]} h6 {[%emt 0:08:22]} 25. Nh3 {[%emt 0:01:25]} ({White should play} 25. Ne4 $15) 25... Rfd8 {[%emt 0:00:38]} 26. Nf4 {[%emt 0:01:21]} Bg5 {[%emt 0:01:09]} 27. Qg3 {[%emt 0:00:53]} Be4 {[%emt 0:01:39]} 28. h4 {[%emt 0:02:02]} Be7 {[%emt 0:01:25]} 29. Nh5 {[%emt 0:10:05][%csl Gh5][%cal Rg3g7] [#]} Bg6 {[%emt 0:00:03] This pair of bishops is nice.} 30. Nf4 {[%emt 0:00:31]} Bf5 {[%emt 0:00:11]} 31. Nh5 {[%emt 0:00:33][%csl Gh5][%cal Rg3g7]} Bg6 {[%emt 0:00:04]} 32. Nf4 {[%emt 0:00:07]} Bf5 {[%emt 0:00:41]} 33. Nh5 $1 {[%emt 0:00:17][%csl Gh5][%cal Rg3g7]} Bf8 {[%emt 0:02:03]} 34. Rf1 {[%emt 0:01:53]} Bg6 {[%emt 0:01:23]} 35. Nf4 {[%emt 0:00:51]} Bf5 {[%emt 0:00:42]} 36. Nh5 $1 {[%emt 0:00:25]} Bg6 {[%emt 0:00:16]} 37. Nf4 {[%emt 0:00:21]} Bf5 {[%emt 0:00:04]} 38. Nh5 $1 {[%emt 0:00:10]} Kh7 {[%emt 0:02:42]} 39. Rd2 {[%emt 0:08:46]} Bg6 {[%emt 0:01:01]} 40. Nf4 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} (40... Be4 $5 {[%cal Rb5b4]}) 41. Nh5 $1 {[%emt 0:01:53]} Bg6 {[%emt 0:03:43]} 42. Nf4 {[%emt 0:03:09]} Bf5 {[%emt 0:02:29]} (42... Be4 $5 {[%cal Rb5b4]}) 43. Nh5 $1 {[%emt 0:00:06]} Rd7 {[%emt 0:00:52]} 44. Qf4 {[%emt 0:05:18]} Bg6 {[%emt 0:05:08]} 45. Ng3 {[%emt 0:00:24]} Kh8 {[%emt 0:00:28]} 46. Rfd1 {[%emt 0:02:08]} Rcd8 {[%emt 0:00:41]} 47. Kh2 {[%emt 0:00:44]} Qc4 {[%emt 0:04:56]} 48. Ne2 {[%emt 0:08:39]} f6 {[%emt 0:07:54]} 49. g3 {[%emt 0:04:45] Weighted Error Value: White=0.11 (very precise) /Black=0.22 (precise)} (49. exf6 $2 {perishes.} Bd6 50. fxg7+ Kh7 $19) 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.12"]
[White "Dziendziel, Mateusz"]
[Black "Syrkiewicz, Michal"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2084"]
[BlackElo "2000"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,113,8,16,8,15,0,0,0,0,0,0,0,0,0,0,-19,-8,-25,-41,-35,-27,-23,-17,-29,0,16,36,-31,-18,-20,26,-36,0,0,-7,-23,0,-45,-34,-154,-153,-162,-61,-192,-140,-125,-139,-139,-82,-64,-65,-60,192,185,360,353,344,219,216,160,159,160,294,324,312,298,1186,250,243,243,236,236,276,274,206,204,208,193,212,212,244,272,362,0,219,0,362,362,373,355,355,355,364,364,363,362,348,348,665,658,29971,29971,29969,29970,6195,6038]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:03]} e6 {[%emt 0:00:05]} 3. g3 {[%emt 0:00:02]} Nc6 {[%emt 0:00:27]} 4. Bg2 {[%emt 0:00:03]} Nf6 {[%emt 0:00:46]} 5. Qe2 {[%emt 0:00:08]} e5 {[%emt 0:00:14]} 6. O-O {[%emt 0:00:05] B40: Sicilian: 2...e6, Unusual lines.} Be7 {[%emt 0:00:20]} 7. c3 {[%emt 0:00:05][%cal Od2d4]} O-O {[%emt 0:00:47]} 8. Na3 $1 {[%emt 0:00:16] The position is equal. 8.Na3 scores better than 8.Rd1.} Re8 {[%emt 0:00:49]} 9. d3 {[%emt 0:00:05]} h6 {[%emt 0:01:56]} 10. Nc4 {[%emt 0:00:09]} Bf8 {[%emt 0:01:06]} 11. h3 {[%emt 0:00:03]} d6 {[%emt 0:02:56][%cal Bd7d6,Bd6d5,Bd5d4][%mdl 32]} 12. Ne3 {[%emt 0:04:45] [#]} d5 $146 {[%emt 0:05:50]} ({Predecessor:} 12... Be6 13. Nh2 d5 14. Nhg4 Nxg4 15. hxg4 d4 16. Nd5 dxc3 17. bxc3 Ne7 18. c4 Nc6 {1-0 Andriasian,Z (2621)-Karavade,E (2415) Abu Dhabi op 23rd 2016 (4)}) 13. Nh4 {[%emt 0:01:13][%cal Re4d5]} (13. exd5 {seems wilder.} Nxd5 14. Nxd5 Qxd5 15. Nd2) 13... d4 {[%emt 0:04:46]} 14. Nd5 {[%emt 0:00:36]} Nxd5 {[%emt 0:03:32]} 15. exd5 {[%emt 0:00:07]} Ne7 {[%emt 0:00:14]} 16. c4 $1 {[%emt 0:00:32]} (16. Qxe5 $2 Nf5 17. Qf4 g5 $19) 16... g5 {[%emt 0:05:26]} 17. Nf3 {[%emt 0:01:04]} Ng6 {[%emt 0:00:16]} 18. Re1 {[%emt 0:09:13]} (18. Nd2 $14) 18... Bd7 $15 {[%emt 0:07:13]} 19. Nh2 {[%emt 0:02:27]} Rb8 {[%emt 0:04:52]} (19... f5 $142) 20. a4 {[%emt 0:04:29]} (20. Qh5 $11) 20... f5 {[%emt 0:08:03]} 21. Qh5 {[%emt 0:01:27]} Qf6 {[%emt 0:01:02]} 22. Bd2 {[%emt 0:04:16]} b6 {[%emt 0:05:34]} 23. b3 {[%emt 0:01:27][%cal Oh3h4]} Re7 {[%emt 0:02:34]} 24. f4 {[%emt 0:05:52]} gxf4 $17 {[%emt 0:05:46]} 25. gxf4 {[%emt 0:00:08]} Be8 {[%emt 0:02:43]} (25... exf4 26. Rxe7 Bxe7 27. Qxh6 $11) (25... Nxf4 $19 26. Bxf4 exf4 27. Rxe7 Bxe7) 26. Qe2 {[%emt 0:04:19]} (26. fxe5 $15 Nxe5 {[%mdl 64] Discovered Attack} 27. Qe2) 26... Nxf4 {[%emt 0:03:39]} (26... exf4 $19 27. Qf1 Re3) 27. Bxf4 {[%emt 0:00:36]} exf4 {[%emt 0:00:05]} 28. Qf2 {[%emt 0:00:58]} Re3 {[%emt 0:00:56]} (28... Bd7 $142 {Hoping for ...Re3.} 29. Rxe7 Bxe7 30. Qxf4 Bd6) 29. Qxf4 {[%emt 0:13:20]} Bd6 {[%emt 0:00:22]} 30. Ng4 {[%emt 0:00:14]} Qg6 {[%emt 0:08:04][%mdl 8192]} (30... fxg4 $2 31. Qxf6 Bf8 32. hxg4 $18) (30... Bxf4 $15 {stays ahead.} 31. Nxf6+ Kg7 32. Nxe8+ Rbxe8) 31. Qxf5 $1 $18 {[%emt 0:00:08][%mdl 64] Decoy} (31. Qxh6 $2 fxg4 32. Qxg6+ Bxg6 $19) 31... Re7 $2 {[%emt 0:05:08] [#]} (31... Rxe1+ {was necessary.} 32. Rxe1 Kg7 33. Nxh6 Bf7) 32. Rxe7 $1 {[%emt 0:01:14]} Bxe7 {[%emt 0:00:12] Black is weak on the light squares} 33. Re1 {[%emt 0:00:21]} Bg5 {[%emt 0:00:45]} 34. Qe5 {[%emt 0:01:54]} Rd8 {[%emt 0:01:04]} 35. Rf1 {[%emt 0:02:50] White is more active.} Bf7 {[%emt 0:07:59]} (35... Qd6 $16 36. Be4 Qxe5 37. Nxe5 Rd6) 36. Nf6+ {[%emt 0:02:59]} Bxf6 {[%emt 0:00:34]} 37. Rxf6 {[%emt 0:01:17]} ({Not} 37. Qxf6 Qxf6 38. Rxf6 Kg7 $16) 37... Qxd3 {[%emt 0:00:59]} (37... Qg5 38. Qxg5+ hxg5) 38. Rxh6 $2 {[%emt 0:00:39]} (38. Rf3 Qd1+ 39. Kh2 Qxf3 40. Bxf3) 38... Qe3+ {[%emt 0:00:12]} 39. Qxe3 {[%emt 0:00:02]} dxe3 {[%emt 0:00:05][%mdl 4096] Endgame KRB-KRB} 40. Kf1 {[%emt 0:00:00]} Re8 {[%emt 0:00:00]} 41. Bf3 {[%emt 0:12:40] Ke2 would be deadly.} Kg7 {[%emt 0:08:02] Dodges Ke2} 42. Rc6 {[%emt 0:00:19]} Bg6 {[%emt 0:02:37]} 43. Ke1 {[%emt 0:10:47][%cal Oa4a5] Strongly threatening a5!} Bc2 {[%emt 0:04:41]} 44. Bd1 {[%emt 0:00:04]} Bf5 {[%emt 0:00:24]} 45. Bg4 {[%emt 0:02:37]} Bc2 {[%emt 0:00:13]} 46. Bd1 {[%emt 0:19:39]} Bf5 {[%emt 0:01:29] [#]} 47. Bg4 {[%emt 0:00:58]} (47. Bh5 $142 $1 {[%cal Rh5e8]} Rh8 48. Bg4) 47... Bc2 {[%emt 0:00:14]} 48. d6 {[%emt 0:00:02]} Rd8 {[%emt 0:00:43]} 49. d7 {[%emt 0:01:45] aiming for Rc8.} Kf7 {[%emt 0:00:25] [#]} 50. a5 $1 {[%emt 0:02:21][%mdl 512]} Bxb3 {[%emt 0:01:24]} (50... bxa5 51. Rxc5) 51. axb6 {[%emt 0:01:46]} axb6 {[%emt 0:00:03]} 52. Be6+ {[%emt 0:01:01]} ({Worse is} 52. Rxb6 Bxc4 53. Rc6 Bb5 54. Rxc5 Bxd7 $11) 52... Ke7 {[%emt 0:00:05]} 53. Rxb6 {[%emt 0:00:04]} Ba4 {[%emt 0:00:12]} (53... Bxc4 54. Bxc4 Kxd7) 54. Bg4 {[%emt 0:00:03]} Ra8 {[%emt 0:02:13]} 55. Re6+ {[%emt 0:00:18]} Kf7 {[%emt 0:00:34] [#]} 56. Ra6 $3 {[%emt 0:00:13][%mdl 576] Deflection, Promotion} Rxa6 {[%emt 0:01:09]} 57. d8=Q {[%emt 0:00:07] Magnificent play by Dziendziel!   Weighted Error Value: White=0.38/Black=0.47} (57. d8=B $2 {too greedy.} Bb3 58. Bg5 Bxc4 59. Bxe3 Ra5 60. Bh5+ Kf6 $19) 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.13"]
[White "Budzisz, Adrian"]
[Black "Smetek, Michal"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2069"]
[BlackElo "1787"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,93,19,9,0,20,-41,-16,-50,0,-22,21,-24,41,35,42,38,66,61,101,97,170,16,113,109,140,96,227,207,283,207,211,208,470,470,454,454,432,32,39,32,32,33,25,24,35,25,25,25,17,17,97,0,0,0,0,-64,-63,-58,-43,-106,-93,-113,-113,-104,-68,-121,-119,-118,-107,-110,-99,-388,-392,-353,-375,-526,-507,-626,-291,-379,-444,-378,-148,-382,-112,-227]} 1. e4 {[%emt 0:01:46]} c6 {[%emt 0:00:35]} 2. d4 {[%emt 0:00:10]} d5 {[%emt 0:00:03]} 3. e5 {[%emt 0:00:07]} c5 {[%emt 0:00:26]} 4. dxc5 {[%emt 0:00:10]} e6 {[%emt 0:02:03]} 5. a3 {[%emt 0:00:15]} Bxc5 {[%emt 0:01:03]} 6. Qg4 {[%emt 0:00:48] B12: Caro-Kann: Advance Variation.} Bf8 {[%emt 0:04:39]} 7. b4 {[%emt 0:00:50] [#]} (7. Nc3 $11) 7... h5 $146 {[%emt 0:02:36]} ({Predecessor:} 7... Nc6 8. Bb2 Nh6 9. Qd1 Qg5 10. Nf3 Qh5 11. Nbd2 Ng4 12. Be2 Qf5 13. O-O h5 14. Bd3 Qf4 15. Re1 a6 16. h3 Nh6 17. g3 {1-0 Petrova,I (2127)-Cagara,P (2045) Titled Tuesday intern op 10th May Early blitz 2022 (6)}) 8. Qg3 {[%emt 0:00:20] The position is equal.} g6 {[%emt 0:03:03]} (8... Nd7 $15) 9. Bd3 {[%emt 0:01:29]} Bg7 {[%emt 0:02:26]} 10. Nf3 {[%emt 0:05:36]} Ne7 {[%emt 0:02:54]} (10... h4 $1 $11 11. Qg4 Qc7) 11. Bg5 $36 {[%emt 0:01:31][%mdl 2048] White has some pressure.} Qc7 {[%emt 0:03:03]} 12. O-O $1 {[%emt 0:01:56]} O-O {[%emt 0:02:33]} 13. Re1 {[%emt 0:06:53]} Re8 {[%emt 0:05:14]} 14. Nbd2 {[%emt 0:06:05][%cal Bb1d2,Bd2f3,Bf3g5][%mdl 32]} Nd7 {[%emt 0:06:15]} (14... a5 $16) 15. Bf4 $2 {[%emt 0:02:48]} ({Better is} 15. c4 $18) 15... Nb6 {[%emt 0:02:14]} (15... a5 $1 $11) 16. Ng5 $1 $16 {[%emt 0:02:32]} Bd7 {[%emt 0:06:44]} 17. Ndf3 {[%emt 0:02:36] White is more active.} a6 {[%emt 0:03:26]} (17... Nc4 $16) 18. Qh3 $18 {[%emt 0:04:01]} Bb5 {[%emt 0:17:29][%cal Od5d4] [#]} 19. Nxf7 $1 {[%emt 0:10:11][%mdl 576] Decoy, Clearance} Bxd3 {[%emt 0:05:47]} 20. cxd3 {[%emt 0:00:07]} Kxf7 {[%emt 0:07:26]} (20... Nf5 {was worth a try.}) 21. Ng5+ {[%emt 0:00:05][%mdl 64] Deflection, Double Attack} Kg8 {[%emt 0:00:09] White must now prevent ...Nc6.} 22. Qxe6+ {[%emt 0:00:03]} Kh8 {[%emt 0:00:09]} 23. Qf7 $2 {[%emt 0:00:45]} (23. Rac1 $18 Qd7 24. Qxb6) 23... Rf8 $14 {[%emt 0:02:12] [#]} 24. Qxg7+ {[%emt 0:00:31][%mdl 64] Decoy} Kxg7 {[%emt 0:00:06]} 25. Ne6+ {[%emt 0:00:05]} Kg8 {[%emt 0:01:01]} 26. Nxc7 {[%emt 0:00:05]} Rxf4 {[%emt 0:00:19]} 27. Nxa8 {[%emt 0:00:06]} Nxa8 {[%emt 0:00:02]} 28. Rac1 {[%emt 0:02:29]} Nc6 {[%emt 0:00:55]} 29. g3 {[%emt 0:01:00]} Rf8 {[%emt 0:03:50] [#]} (29... Rf3 $11) 30. e6 {[%emt 0:01:08]} ({White should try} 30. Rc5 $1 $16) 30... Re8 $11 {[%emt 0:00:11]} 31. Rc5 $1 {[%emt 0:01:14]} Nc7 {[%emt 0:02:57]} 32. Kg2 {[%emt 0:01:08]} ({Reject} 32. e7 Kf7 $15) (32. a4 $11) 32... Kf8 $15 {[%emt 0:00:28]} 33. e7+ {[%emt 0:04:43]} Rxe7 {[%emt 0:00:31]} 34. Rxe7 {[%emt 0:00:09]} (34. Rec1 $1 $15) 34... Kxe7 $17 {[%emt 0:00:05]} 35. f4 {[%emt 0:00:15]} Kd6 {[%emt 0:04:22]} 36. Rc1 {[%emt 0:01:30]} d4 {[%emt 0:01:42]} 37. g4 {[%emt 0:01:22]} Nd5 {[%emt 0:05:00]} 38. Kf3 {[%emt 0:00:34]} hxg4+ {[%emt 0:00:48]} 39. Kxg4 {[%emt 0:00:14] [#]} Nd8 $1 {[%emt 0:00:16]} 40. Kg5 $2 {[%emt 0:00:00][%mdl 8192]} (40. f5 $17 Ne3+ 41. Kf3 Nxf5 42. Kf4) 40... Ne6+ $19 {[%emt 0:00:00]} 41. Kxg6 {[%emt 0:13:44]} Nexf4+ {[%emt 0:13:18]} ({Weaker is} 41... Ndxf4+ 42. Kf5 Nxd3 43. Rd1 $17) 42. Kf5 {[%emt 0:05:17]} (42. Kh6 {is a better defense.} Nxd3 43. Rd1) 42... Nxd3 {[%emt 0:00:24] A dynamic duo of knights.} 43. Rg1 {[%emt 0:00:02]} N3f4 {[%emt 0:05:23] Wards off Rg6+} (43... Ne5 $142 {And now ...d3 would win.} 44. Rh1 Nc3) 44. Ke4 {[%emt 0:04:16]} d3 {[%emt 0:01:58]} 45. Rf1 {[%emt 0:01:13]} Ke6 $2 {[%emt 0:14:34]} (45... d2 $19 {and Black stays clearly on top. ...Ng2 is the strong threat.} 46. Kd4 Ng2) 46. h4 $2 {[%emt 0:02:09]} (46. b5 $17) 46... Kf6 $2 {[%emt 0:00:57]} (46... d2 $19 {has better winning chances. ...Ng2 would be deadly.} 47. Ra1 Nh3) 47. Rf2 {[%emt 0:01:39] Prevents . Never resign too early!   Weighted Error Value: White=0.57/Black=0.54} (47. a4 $17 {keeps fighting.}) 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.14"]
[White "Kitewski, Bartosz"]
[Black "Wilk, Igor"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1968"]
[BlackElo "2058"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,56,16,25,0,0,0,30,-3,56,32,31,49,42,16,71,61,72,18,16,25,21,7,42,43,28,18,31,25,51,51,74,78,81,51,126,0,72,0,127,0,87]} 1. d4 {[%emt 0:03:10]} Nf6 {[%emt 0:00:08]} 2. c4 {[%emt 0:00:04][%cal Bc2c4,Bc4b5,Bb5b6][%mdl 32]} c5 {[%emt 0:00:04]} 3. d5 {[%emt 0:00:04]} b5 {[%emt 0:00:04]} 4. cxb5 {[%emt 0:00:16]} a6 {[%emt 0:00:06]} 5. b6 {[%emt 0:01:25]} g6 {[%emt 0:00:08]} 6. Nc3 {[%emt 0:00:04]} Bg7 {[%emt 0:00:27]} 7. Nf3 {[%emt 0:00:07]} O-O {[%emt 0:00:36]} 8. e4 {[%emt 0:00:05]} d6 {[%emt 0:00:09]} 9. h3 {[%emt 0:01:27]} Qxb6 {[%emt 0:00:53]} 10. Bc4 {[%emt 0:02:10] E90: King's Indian: Classical: Early deviations and 6 h3.} Qb4 {[%emt 0:10:43] [#]} 11. Nd2 $146 {[%emt 0:01:36]} ({Predecessor:} 11. Qb3 a5 12. Nd2 Ba6 13. Qxb4 cxb4 14. Bxa6 bxc3 15. bxc3 Nxa6 {0-1 Nordenstrom,S (1961)-Nyholm,T SWE-chT2 0910 2009 (1)}) 11... Nbd7 {[%emt 0:02:44]} 12. O-O {[%emt 0:00:54] White has an edge.} Qb7 {[%emt 0:00:51]} (12... Nh5 $11) 13. Re1 {[%emt 0:01:11]} Nb6 {[%emt 0:00:34]} 14. Bf1 {[%emt 0:03:05]} e6 {[%emt 0:01:19]} 15. Nc4 {[%emt 0:03:39]} exd5 {[%emt 0:09:06]} (15... Nxc4 $11 {keeps the balance.} 16. Bxc4 Re8) 16. Nxd6 $16 {[%emt 0:10:33] White is more active.} Qc6 {[%emt 0:00:12]} 17. Nxc8 {[%emt 0:00:06]} (17. e5 $16 Ne8 18. Nxc8 {[%mdl 64] Remove Defender} Rxc8 19. Bxa6) 17... Rfxc8 $11 {[%emt 0:01:10]} 18. exd5 {[%emt 0:01:04]} Nfxd5 {[%emt 0:01:23]} 19. Nxd5 {[%emt 0:00:11]} Qxd5 {[%emt 0:00:40]} 20. Qc2 {[%emt 0:01:17]} a5 {[%emt 0:05:49]} 21. Bd2 {[%emt 0:03:57]} Rd8 {[%emt 0:07:19]} 22. Bf4 {[%emt 0:10:18]} Rac8 {[%emt 0:04:53] Dodges Bc7} 23. Rad1 {[%emt 0:05:27]} Bd4 {[%emt 0:00:30]} 24. Ba6 {[%emt 0:06:50]} Ra8 {[%emt 0:01:59]} 25. Be2 {[%emt 0:01:32] Black must now prevent Bf3.} Rac8 {[%emt 0:01:50] [#]} ({Black should try} 25... Qxa2 $14 26. Bc7 Qa4) 26. Ba6 {[%emt 0:05:06] A strong pair of Bishops.} (26. Bg4 $142 $1 {[%cal Rg4c8]}) 26... Ra8 $16 {[%emt 0:00:17]} 27. Be2 {[%emt 0:01:09]} ({White should play} 27. Bb5) 27... Rac8 $1 {[%emt 0:00:51]} 28. Ba6 {[%emt 0:06:44]} Ra8 {[%emt 0:02:44] Weighted Error Value: White=0.34/Black=0.22 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.15"]
[White "Pisarek, Jan"]
[Black "Grzesik, Gracjan"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1931"]
[BlackElo "2149"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,116,24,25,22,8,16,13,25,19,46,12,25,5,21,4,12,8,15,28,26,27,35,20,34,0,0,-8,-8,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-51,-51,-51,-51,-51,-52,-52,-52,-52,-52,-87,-62,-53,-41,-104,-97,-119,-95,-117,-102,-111,-77,-76,-48,-88,-51,-103,-51,-127,-113,-151,-140,-341,-331,-331,-322,-508,-503,-481,-464,-611,-586,-550,-345,-337,-337,-262,-262,-337,-191,-191,-191,-191,-191,-191,-191,-337,-255,0,0,-29983,-29984]} 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:06][%cal Bg1f3,Bf3d4,Bd4b3,Bb3a5,Ba5c4,Bc4e3][%mdl 32]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:12]} a6 {[%emt 0:00:13]} 6. Nb3 {[%emt 0:00:15]} e5 {[%emt 0:02:51]} 7. Bg5 {[%emt 0:00:21]} Be6 {[%emt 0:01:56] is the new trend. B94: Sicilian Najdorf: 6 Bg5 Nbd7.} 8. Bxf6 {[%emt 0:00:37]} Qxf6 {[%emt 0:00:31]} 9. Na5 {[%emt 0:00:29]} Nc6 {[%emt 0:12:38] The position is equal.} 10. Nc4 {[%emt 0:00:27]} (10. Nxb7 $2 {too greedy.} Qe7 11. Nxd6+ Qxd6 12. Qxd6 Bxd6 $19) 10... Qd8 {[%emt 0:04:09]} 11. Ne3 {[%emt 0:02:38]} Be7 {[%emt 0:00:43]} 12. Ncd5 {[%emt 0:01:23]} O-O {[%emt 0:02:46] [#]} 13. g3 $146 {[%emt 0:04:00]} ({Predecessor:} 13. Be2 Nd4 14. O-O Rc8 15. c3 Bxd5 16. Nxd5 Ne6 17. Bg4 Rb8 18. Qe2 Nc7 19. Ne3 {½-½ Lochina,J (1526)-Szmidt,P (1852) Rubinstein Memorial op-D 57th 2021 (1)}) 13... Bg5 {[%emt 0:03:52]} 14. Bg2 {[%emt 0:01:02]} Qa5+ {[%emt 0:03:16]} 15. c3 {[%emt 0:03:23]} Bxe3 {[%emt 0:03:23]} 16. Nxe3 {[%emt 0:00:19]} Rfd8 {[%emt 0:00:14]} (16... Bxa2 $2 17. O-O $18 (17. Qxd6 Rfd8 $15)) 17. O-O {[%emt 0:04:12]} b5 {[%emt 0:01:59]} 18. Qd3 {[%emt 0:18:55]} (18. Nf5 {looks sharper.} f6 19. Bh3 Bc4 20. Qg4) 18... b4 {[%emt 0:08:33]} 19. c4 {[%emt 0:01:47]} Qc5 {[%emt 0:03:51]} 20. Rfd1 {[%emt 0:04:59]} Rac8 {[%emt 0:07:07]} 21. b3 {[%emt 0:08:59]} a5 {[%emt 0:01:08]} 22. h4 {[%emt 0:09:55]} a4 {[%emt 0:04:02]} 23. Kh2 {[%emt 0:02:42]} Ra8 {[%emt 0:04:21]} 24. Rab1 {[%emt 0:13:26]} axb3 {[%emt 0:07:19]} 25. axb3 {[%emt 0:00:05]} Ra2 {[%emt 0:06:52]} 26. Rd2 {[%emt 0:00:53]} Rxd2 {[%emt 0:03:14]} 27. Qxd2 {[%emt 0:00:05]} Qd4 {[%emt 0:02:11]} 28. Rd1 {[%emt 0:08:55]} (28. Qe2 $11) 28... Qxd2 $15 {[%emt 0:01:57]} 29. Rxd2 {[%emt 0:00:03]} Nd4 {[%emt 0:00:09]} 30. Rb2 {[%emt 0:01:23]} Ra8 {[%emt 0:01:18]} 31. Nc2 {[%emt 0:00:25] Wards off Ra3} Nxc2 {[%emt 0:01:45]} 32. Rxc2 {[%emt 0:00:03][%mdl 4096] Endgame KRB-KRB} Kf8 {[%emt 0:04:30]} 33. Bh3 {[%emt 0:02:12]} Bxh3 {[%emt 0:05:28]} 34. Kxh3 $17 {[%emt 0:00:05] KR-KR} Ra3 {[%emt 0:00:04]} 35. Rb2 {[%emt 0:04:40]} (35. c5 $1 $15) 35... h5 {[%emt 0:01:12]} 36. Kg2 {[%emt 0:00:56]} Ke7 {[%emt 0:00:25]} 37. Kf3 {[%emt 0:00:26]} Kd7 {[%emt 0:00:45]} 38. Ke3 {[%emt 0:00:55]} Kc6 {[%emt 0:00:27]} 39. Rb1 {[%emt 0:03:01]} Kc5 {[%emt 0:01:41]} 40. Rb2 {[%emt 0:00:00]} g6 {[%emt 0:00:00][%cal Bg7g6,Bg6h5][%mdl 32]} 41. f3 {[%emt 0:18:58] [#]} (41. Rb1 $15) 41... Kb6 {[%emt 0:18:40]} (41... Ra1 $1 $17 42. Rd2 Re1+ 43. Kf2 Rb1) 42. g4 {[%emt 0:00:57]} (42. f4 $15) 42... f6 {[%emt 0:02:54]} 43. gxh5 {[%emt 0:00:32]} gxh5 {[%emt 0:00:03]} 44. f4 $2 {[%emt 0:01:21]} (44. Kd3 $17) 44... Kc5 {[%emt 0:02:14]} 45. f5 {[%emt 0:08:21]} Ra1 {[%emt 0:03:09]} 46. Rg2 {[%emt 0:00:26]} (46. Rd2 $142 Rh1 47. Rd5+ Kc6 48. Kf2) 46... Rb1 $19 {[%emt 0:03:24]} 47. Rg6 {[%emt 0:00:23]} Rxb3+ {[%emt 0:00:04]} 48. Kd2 {[%emt 0:00:07]} Kxc4 {[%emt 0:01:32]} 49. Rxf6 {[%emt 0:00:05]} Kd4 {[%emt 0:01:52]} 50. Rxd6+ {[%emt 0:00:16]} Kxe4 {[%emt 0:00:01]} 51. f6 {[%emt 0:00:28]} Rf3 {[%emt 0:00:29]} 52. Rb6 {[%emt 0:00:50]} b3 {[%emt 0:01:02]} (52... Rf2+ $142 53. Ke1 Ke3 54. Rxb4 Rxf6) 53. Ke2 {[%emt 0:00:06] Threatening mate with Rb4+.} Rf5 {[%emt 0:00:46]} 54. Rb4+ {[%emt 0:00:26]} Kd5 {[%emt 0:00:05]} 55. Rxb3 {[%emt 0:00:34]} Rxf6 {[%emt 0:00:05] And now ...Rf4 would win.} 56. Rb4 {[%emt 0:01:38]} (56. Rb5+ $142 Ke6 57. Rb6+ Kf5 58. Rb7) 56... Rf4 {[%emt 0:01:25]} 57. Rxf4 {[%emt 0:00:40]} (57. Rb6 $19) 57... exf4 $11 {[%emt 0:00:01]} 58. Kf3 {[%emt 0:01:30][%mdl 8192] [#]} (58. Kd3 $11 Ke5 59. Kd2 Kf5 60. Ke1 f3 61. Kf1 Kf4 62. Kf2 Kg4 63. Kf1 Kxh4 64. Kf2 Kg4 65. Kf1 Kg3 66. Kg1 f2+ 67. Kf1 h4 68. Ke2 h3 69. Kd3 f1=Q+ 70. Ke4 h2 71. Kd5 h1=Q+ 72. Kd4 Qc6 73. Ke3 Qe1+ 74. Kd4 Qee4#) 58... Ke5 {[%emt 0:00:04] Weighted Error Value: White=0.36/Black=0.15 (very precise)} 0-1

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.16"]
[White "Czarniecki, Pawel"]
[Black "Lis, Maksymilian"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1625"]
[BlackElo "1784"]
[Annotator "NA RC COMBH"]
[PlyCount "97"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:05]} 2. a3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:08]} 3. b4 {[%emt 0:00:05]} cxb4 {[%emt 0:00:01]} 4. axb4 {[%emt 0:00:05]} Nxb4 {[%emt 0:00:04]} 5. c3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:02]} 6. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:03]} 7. exd5 {[%emt 0:00:03]} Qxd5 {[%emt 0:00:06]} 8. Na3 {[%emt 0:00:04]} Bf5 {[%emt 0:13:47]} 9. Nb5 {[%emt 0:03:06]} Rc8 {[%emt 0:00:06]} 10. Bf4 {[%emt 0:01:59]} e5 {[%emt 0:04:20]} 11. dxe5 {[%emt 0:08:23]} Qxd1+ {[%emt 0:00:05]} 12. Rxd1 {[%emt 0:00:17]} a6 {[%emt 0:00:07]} 13. Nd6+ {[%emt 0:00:39]} Bxd6 {[%emt 0:00:05]} 14. exd6 {[%emt 0:01:02]} Nf6 {[%emt 0:00:09]} 15. Nf3 {[%emt 0:00:54]} O-O {[%emt 0:00:12]} 16. Bd3 {[%emt 0:04:21]} Bxd3 {[%emt 0:04:33]} 17. Rxd3 {[%emt 0:00:05]} Rfe8+ {[%emt 0:00:09]} 18. Kd1 {[%emt 0:06:08]} Rcd8 {[%emt 0:00:25]} 19. Re1 {[%emt 0:03:31]} Ne4 {[%emt 0:02:28]} 20. Kc2 {[%emt 0:10:02]} Nc5 {[%emt 0:09:46]} 21. Rxe8+ {[%emt 0:01:10]} Rxe8 {[%emt 0:00:04]} 22. Rd5 {[%emt 0:11:02]} Nd7 {[%emt 0:00:05]} 23. Be3 {[%emt 0:02:20]} f6 {[%emt 0:01:27]} 24. Nd4 {[%emt 0:03:52]} Nce5 {[%emt 0:00:25]} 25. h3 {[%emt 0:01:34]} Nc4 {[%emt 0:00:35]} 26. Bf4 {[%emt 0:00:42]} Re4 {[%emt 0:03:37]} 27. Bg3 {[%emt 0:01:49]} b5 {[%emt 0:01:45]} 28. Nb3 {[%emt 0:11:35]} Re2+ {[%emt 0:02:07]} 29. Kd1 {[%emt 0:03:43]} Rb2 {[%emt 0:01:36]} 30. Nc5 {[%emt 0:04:20]} Ncb6 {[%emt 0:01:33]} 31. Rf5 {[%emt 0:00:11]} g6 {[%emt 0:00:25]} 32. Nxd7 {[%emt 0:00:15]} Nxd7 {[%emt 0:00:04]} 33. Rf3 {[%emt 0:00:18]} b4 {[%emt 0:04:19]} 34. c4 {[%emt 0:08:33]} Rb1+ {[%emt 0:00:20]} 35. Kc2 {[%emt 0:01:10]} Re1 {[%emt 0:00:06]} 36. Kb3 {[%emt 0:00:28]} a5 {[%emt 0:00:25]} 37. Ka4 {[%emt 0:09:03]} Ra1+ {[%emt 0:03:20]} 38. Kb5 {[%emt 0:00:07]} Ra3 {[%emt 0:00:04]} 39. Kc6 {[%emt 0:02:59]} b3 {[%emt 0:05:44]} 40. Kxd7 {[%emt 0:00:00]} b2 {[%emt 0:00:00]} 41. Kc7 {[%emt 0:04:52]} Ra4 {[%emt 0:03:37]} 42. Rb3 {[%emt 0:07:34]} Rxc4+ {[%emt 0:00:10]} 43. Kb8 {[%emt 0:00:24]} Rb4+ {[%emt 0:00:04]} 44. Rxb4 {[%emt 0:00:04]} axb4 {[%emt 0:00:03]} 45. d7 {[%emt 0:00:04]} b1=Q {[%emt 0:00:04]} 46. d8=Q+ {[%emt 0:00:06]} Kf7 {[%emt 0:00:09]} 47. Qd7+ {[%emt 0:00:11]} Kg8 {[%emt 0:00:08]} 48. Bd6 {[%emt 0:00:20]} g5 {[%emt 0:00:18]} 49. Qe8+ {[%emt 0:00:18]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.17"]
[White "Kossowski, Pawel"]
[Black "Karut, Kacper"]
[Result "1/2-1/2"]
[ECO "B89"]
[WhiteElo "1766"]
[BlackElo "1904"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,112,12,5,26,12,6,-16,0,-32,0,0,7,0,0,0,0,0,0,-13,-16,-12,13,0,0,-45,-22,-27,-20,-15,-18,-28,-18,-205,-21,-16,-2,-8,0,-168,-120,-179,-56,-139,-107,-193,-102,-116,-105,-102,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:02] ChessBase II} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:29]} Nc6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:25]} d6 {[%emt 0:00:05]} 6. Bc4 {[%emt 0:00:36]} e6 {[%emt 0:00:17]} 7. Be3 {[%emt 0:00:19]} Be7 {[%emt 0:00:46] 7...a6 is the hot move.} 8. O-O {[%emt 0:01:34]} O-O {[%emt 0:01:10]} 9. Bb3 {[%emt 0:04:19]} Nxd4 {[%emt 0:08:32] B88: Sicilian: Sozin Attack.} 10. Qxd4 {[%emt 0:03:36]} Bd7 {[%emt 0:02:48]} 11. Rad1 {[%emt 0:02:10]} Bc6 {[%emt 0:01:55]} 12. h3 {[%emt 0:04:08]} (12. Qc4 {feels hotter.} Qa5 13. Bd4 Nxe4 14. Nxe4 Bxe4 15. Bxg7 Bxg2 16. Qg4) 12... Qc7 {[%emt 0:11:09]} 13. f4 {[%emt 0:05:01]} b5 {[%emt 0:03:13][%cal Bb7b5,Bb5b4][%mdl 32]} 14. f5 {[%emt 0:03:08]} e5 {[%emt 0:01:49]} 15. Qd3 {[%emt 0:01:04] [#]} b4 $146 {[%emt 0:11:21]} ({Predecessor:} 15... Rac8 16. g4 Qb7 17. Nd5 Bxd5 18. exd5 Nd7 19. c3 f6 20. Qe2 a5 21. Bc2 Rc7 {½-½ Honfi,K-Paoli,E Reggio Emilia-09 1966/67 (9)}) 16. Nd5 {[%emt 0:02:22]} Bxd5 {[%emt 0:00:23]} 17. Bxd5 {[%emt 0:03:01]} Nxd5 {[%emt 0:05:22]} 18. Qxd5 {[%emt 0:02:11]} Qxc2 {[%emt 0:02:49]} 19. Rd2 {[%emt 0:08:11]} Qc7 {[%emt 0:01:53]} 20. g4 {[%emt 0:01:31]} Qd8 {[%emt 0:04:46]} 21. Rg2 {[%emt 0:01:29]} Bg5 {[%emt 0:01:36]} 22. Bxg5 {[%emt 0:04:20]} Qxg5 {[%emt 0:00:07]} 23. f6 {[%emt 0:00:17]} (23. Qd2 {simplifies} Qxd2 24. Rxd2 Rac8 25. Rxd6 Rc4 26. Rd7) 23... g6 {[%emt 0:02:25]} 24. Qxd6 $2 {[%emt 0:01:04]} (24. Qd2 $11 Qh4 25. Kh2) 24... Qe3+ $2 {[%emt 0:01:03]} (24... Rad8 $19 25. Qxb4 Qe3+ 26. Rgf2 Qxh3) 25. Kh2 $11 {[%emt 0:00:58]} Rad8 {[%emt 0:09:36]} 26. Qxe5 {[%emt 0:13:22]} Rd3 {[%emt 0:01:01]} (26... Rfe8 {simplifies} 27. Qg3 Rxe4 28. Qxe3 Rxe3 29. Rf4 a5) 27. Qf4 $2 {[%emt 0:09:30]} (27. Qg3 $1 $11) 27... Qxh3+ $19 {[%emt 0:00:18]} 28. Kg1 {[%emt 0:00:14] [#]} Qe3+ {[%emt 0:09:11]} ({Better is} 28... Rfd8 $1 $19 {aiming for ...a5.} 29. e5 R3d4) 29. Qf2 {[%emt 0:05:35]} (29. Qxe3 $15 Rxe3 30. Rf4) 29... Re8 {[%emt 0:08:19]} 30. Re1 {[%emt 0:01:33] [#]} (30. Qxe3 $17 Rxe3 31. Rc1) 30... Qh6 {[%emt 0:01:07]} (30... Qg5 $1 $19 31. Rf1 Rxe4 32. Qxa7 Rd8) 31. g5 $17 {[%emt 0:03:27]} Qh5 {[%emt 0:01:33] ...Rh3 would be deadly.} 32. Qe2 {[%emt 0:02:08]} Rh3 {[%emt 0:02:24]} (32... Rf3 $17 {[%cal Oh5h4] Strongly threatening ...Qh4!} 33. e5 Qh4) 33. Qxh5 $11 {[%emt 0:01:43] The position is equal.} Rxh5 {[%emt 0:00:02][%mdl 4096] Endgame KRR-KRR} 34. Rd1 {[%emt 0:03:19]} Rh4 {[%emt 0:03:00][%cal Bh5h4,Bh4e4,Be4e1][%mdl 32]} 35. Rd7 {[%emt 0:01:28]} a5 {[%emt 0:01:08]} 36. Ra7 {[%emt 0:00:25]} Rhxe4 {[%emt 0:00:35]} 37. Rxa5 {[%emt 0:01:24]} h6 {[%emt 0:01:15]} 38. gxh6 Re1+ {[%emt 0:01:25]} 39. Kh2 {[%emt 0:01:09]} R8e6 {[%emt 0:00:19]} 40. Rb5 {[%emt 0:00:00]} R1e4 {[%emt 0:00:00]} 41. Rf2 {[%emt 0:04:08]} Re2 {[%emt 0:03:49]} 42. Kg2 {[%emt 0:00:46]} Rxf2+ {[%emt 0:00:55]} ({Don't take} 42... Kh7 43. Rxb4 Rxf2+ 44. Kxf2 $14) 43. Kxf2 {[%emt 0:00:07]} Rxf6+ {[%emt 0:00:06] KR-KR} 44. Kg3 {[%emt 0:00:09]} Ra6 {[%emt 0:00:40]} 45. Rxb4 {[%emt 0:01:06]} Rxa2 {[%emt 0:00:11]} 46. Rb7 {[%emt 0:00:15]} Ra8 {[%emt 0:08:26]} 47. Kg4 {[%emt 0:02:34]} Ra4+ {[%emt 0:00:49]} 48. b4 {[%emt 0:00:12]} Ra1 {[%emt 0:00:42]} 49. h7+ {[%emt 0:02:00][%mdl 64] Decoy} Kxh7 {[%emt 0:00:02] Hoping for ...Rf1.} 50. Rxf7+ {[%emt 0:00:05]} Kh6 {[%emt 0:00:07]} 51. b5 {[%emt 0:01:02]} Rb1 {[%emt 0:00:11]} 52. Rb7 {[%emt 0:00:10]} Rb4+ {[%emt 0:00:05]} 53. Kg3 {[%emt 0:00:18]} Kg5 {[%emt 0:00:13]} 54. b6 {[%emt 0:00:57]} Rb3+ {[%emt 0:00:05]} 55. Kf2 {[%emt 0:01:59]} Kg4 {[%emt 0:00:12]} 56. Rb8 {[%emt 0:00:12]} Rb2+ {[%emt 0:01:13] Weighted Error Value: White=0.20 (precise) /Black=0.20 (precise)} 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.18"]
[White "Zeissel, Andrzej"]
[Black "Kozlowski, Franciszek"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1717"]
[BlackElo "1829"]
[Annotator "NA RC COMBH"]
[PlyCount "62"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:06]} 3. f3 {[%emt 0:00:03]} e6 {[%emt 0:00:25]} 4. Nc3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:08]} 5. e5 {[%emt 0:00:04]} Nfd7 {[%emt 0:00:05]} 6. f4 {[%emt 0:00:04]} c5 {[%emt 0:00:21]} 7. Nf3 {[%emt 0:00:02]} Nc6 {[%emt 0:02:05]} 8. Be3 {[%emt 0:00:02]} cxd4 {[%emt 0:01:04]} 9. Nxd4 {[%emt 0:00:03]} a6 {[%emt 0:00:58]} 10. Be2 {[%emt 0:03:38]} Bc5 {[%emt 0:05:42]} 11. Qd2 {[%emt 0:04:36]} Ndxe5 {[%emt 0:14:31]} 12. O-O-O {[%emt 0:17:38]} ({Don't play} 12. fxe5 Nxd4 13. Bd1 Nxc2+ 14. Bxc2 Bxe3 {[%mdl 64] Remove Defender} 15. Qxe3 d4 $17 {[%mdl 64] Deflection, Double Attack}) ({Only move:} 12. Nxc6 $14 Bxe3 13. Nxd8 (13. Qxe3 Nxc6 14. Qc5 Bd7 $17) 13... Bxd2+ 14. Kxd2) 12... Nc4 {[%emt 0:12:30]} 13. Bxc4 {[%emt 0:00:42]} dxc4 {[%emt 0:00:23]} 14. Nxc6 {[%emt 0:01:37]} Qxd2+ {[%emt 0:00:30]} 15. Bxd2 {[%emt 0:00:02]} bxc6 {[%emt 0:00:12]} 16. Ne4 {[%emt 0:06:04]} Be7 {[%emt 0:02:36]} 17. Bc3 {[%emt 0:03:21]} f6 {[%emt 0:03:19]} 18. Nd6+ {[%emt 0:08:56]} Bxd6 {[%emt 0:01:46]} 19. Rxd6 {[%emt 0:00:02]} Bd7 {[%emt 0:02:53]} 20. Rhd1 {[%emt 0:01:23]} Ra7 {[%emt 0:00:08]} 21. Bd4 {[%emt 0:02:34]} Rb7 {[%emt 0:00:49]} 22. Bc5 {[%emt 0:01:33]} g5 {[%emt 0:02:29]} 23. fxg5 {[%emt 0:09:01]} fxg5 {[%emt 0:00:32]} 24. R1d4 {[%emt 0:01:56]} Rg8 {[%emt 0:03:05]} 25. Rxc4 {[%emt 0:02:44]} Rg6 {[%emt 0:04:10]} 26. Ra4 {[%emt 0:03:35]} e5 {[%emt 0:03:44]} 27. Rxg6 {[%emt 0:03:59]} hxg6 {[%emt 0:00:05]} 28. Rxa6 {[%emt 0:01:14]} Rb5 {[%emt 0:03:41]} 29. b4 {[%emt 0:00:58]} Kf7 {[%emt 0:00:26]} 30. Ra8 {[%emt 0:02:30]} Ke6 $18 {[%emt 0:01:15]} 31. Rd8 {[%emt 0:01:01]} Kd5 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.19"]
[White "Pieczulis, Blazej"]
[Black "Bem, Tymoteusz"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1784"]
[BlackElo "1748"]
[Annotator "NA RC COMBH"]
[PlyCount "45"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:13]} d5 {[%emt 0:01:05]} 2. c4 {[%emt 0:00:03]} c6 {[%emt 0:00:11]} 3. Nc3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:18]} 4. e3 {[%emt 0:00:10]} e6 {[%emt 0:02:06]} 5. Nf3 {[%emt 0:01:18]} Nbd7 {[%emt 0:00:21]} 6. Be2 {[%emt 0:00:59]} Bd6 {[%emt 0:00:19]} 7. O-O {[%emt 0:00:42]} b6 {[%emt 0:01:19]} 8. b3 {[%emt 0:01:07]} Bb7 {[%emt 0:00:42]} 9. Bb2 {[%emt 0:00:32]} O-O {[%emt 0:00:25]} 10. Bd3 {[%emt 0:09:13]} Qe7 {[%emt 0:05:46]} 11. Re1 {[%emt 0:01:29]} c5 {[%emt 0:02:18]} 12. e4 {[%emt 0:19:13]} cxd4 {[%emt 0:11:06]} 13. Nxd4 {[%emt 0:00:51]} dxe4 {[%emt 0:01:36]} 14. Nxe4 {[%emt 0:00:26]} Nxe4 {[%emt 0:01:16]} 15. Bxe4 {[%emt 0:00:13]} Bxh2+ {[%emt 0:00:29]} 16. Kxh2 {[%emt 0:08:59]} Qh4+ {[%emt 0:00:15]} 17. Kg1 {[%emt 0:00:06]} Bxe4 {[%emt 0:00:20]} 18. f3 {[%emt 0:00:53]} Bf5 {[%emt 0:03:46]} 19. Nxf5 {[%emt 0:00:22]} exf5 {[%emt 0:00:02]} 20. Qxd7 {[%emt 0:01:30]} Rad8 {[%emt 0:00:40]} 21. Qe7 {[%emt 0:01:23]} f6 {[%emt 0:00:34]} 22. Qe3 {[%emt 0:03:36]} Rfe8 {[%emt 0:00:44]} 23. Qc3 {[%emt 0:00:59]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.20"]
[White "Smuda, Tomasz"]
[Black "Krasniewski, Szymon"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1654"]
[BlackElo "1771"]
[Annotator "NA RC COMBH"]
[PlyCount "129"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:27]} g6 {[%emt 0:00:14]} 3. Nbd2 {[%emt 0:00:20]} Bg7 {[%emt 0:00:11]} 4. e4 {[%emt 0:00:37]} d6 {[%emt 0:00:08]} 5. Bb5+ {[%emt 0:00:05]} c6 {[%emt 0:00:54]} 6. Bd3 {[%emt 0:00:08]} O-O {[%emt 0:00:09]} 7. O-O {[%emt 0:00:24]} Nbd7 {[%emt 0:00:36]} 8. a4 {[%emt 0:01:42]} e5 {[%emt 0:02:56]} 9. dxe5 {[%emt 0:01:04]} dxe5 {[%emt 0:00:08]} 10. b4 {[%emt 0:00:42]} Qc7 {[%emt 0:08:35]} 11. Bb2 {[%emt 0:01:13]} Ne8 {[%emt 0:36:35]} 12. c3 {[%emt 0:06:40]} Nd6 {[%emt 0:03:29]} 13. Qe2 {[%emt 0:07:45]} Kh8 {[%emt 0:07:05]} 14. Nc4 {[%emt 0:02:51]} Nxc4 {[%emt 0:09:05]} 15. Bxc4 {[%emt 0:02:07]} Nf6 {[%emt 0:05:10]} 16. Rfd1 {[%emt 0:01:10]} Bg4 {[%emt 0:03:37]} 17. b5 {[%emt 0:14:21]} Nh5 {[%emt 0:05:40]} 18. Ba3 {[%emt 0:03:52]} Rfd8 {[%emt 0:02:02]} 19. h3 {[%emt 0:05:23]} Nf4 20. Qe3 cxb5 {[%emt 0:02:53]} 21. Bxb5 {[%emt 0:01:37]} Bxf3 {[%emt 0:02:10]} 22. Qxf3 {[%emt 0:00:05]} a6 {[%emt 0:00:30]} 23. Bf1 {[%emt 0:00:45]} h6 {[%emt 0:04:00]} 24. g3 {[%emt 0:05:21]} Ne6 {[%emt 0:00:11]} 25. Rd5 {[%emt 0:01:45]} Ng5 {[%emt 0:02:20]} 26. Qe3 {[%emt 0:01:23]} f5 {[%emt 0:01:27]} 27. Rc5 {[%emt 0:21:24]} Qd7 {[%emt 0:01:01]} 28. Bg2 {[%emt 0:03:00]} Qxa4 {[%emt 0:01:51]} 29. exf5 {[%emt 0:02:26]} Rd1+ {[%emt 0:00:56]} 30. Rxd1 {[%emt 0:00:13]} Qxd1+ {[%emt 0:00:01]} 31. Kh2 {[%emt 0:00:05]} Qb3 {[%emt 0:00:28]} 32. Bb4 {[%emt 0:02:44]} gxf5 {[%emt 0:01:03]} 33. Rxe5 {[%emt 0:08:10]} Qf7 {[%emt 0:00:52]} 34. Re7 {[%emt 0:00:34]} Qh5 {[%emt 0:00:11]} 35. f4 {[%emt 0:02:45]} Ne4 {[%emt 0:00:21]} 36. g4 {[%emt 0:01:15]} Qh4 {[%emt 0:00:10]} 37. gxf5 {[%emt 0:00:49]} a5 {[%emt 0:01:03]} 38. Ba3 {[%emt 0:00:54]} Nf6 {[%emt 0:00:41]} 39. Qf3 {[%emt 0:02:39]} Rc8 {[%emt 0:00:33]} 40. c4 {[%emt 0:00:00]} Rg8 {[%emt 0:00:00]} 41. Rxb7 {[%emt 0:07:55]} h5 {[%emt 0:08:48]} 42. Be7 {[%emt 0:07:54]} Re8 {[%emt 0:07:33]} 43. Bxf6 {[%emt 0:05:49]} Bxf6 {[%emt 0:00:22]} 44. Rb6 {[%emt 0:01:46]} Re1 {[%emt 0:05:00]} 45. Re6 {[%emt 0:04:48]} Ra1 {[%emt 0:04:11]} 46. Qa8+ {[%emt 0:05:39]} Kh7 {[%emt 0:00:10]} 47. Qb7+ {[%emt 0:00:22]} Bg7 {[%emt 0:04:12]} 48. Qe4 {[%emt 0:00:54]} Bf6 {[%emt 0:00:42]} 49. Rd6 Ra3 {[%emt 0:01:34]} 50. Rd7+ {[%emt 0:00:58]} Kh6 {[%emt 0:00:12]} 51. Rd1 {[%emt 0:00:33]} Qg3+ {[%emt 0:00:36]} 52. Kh1 {[%emt 0:00:17]} Ra2 {[%emt 0:01:57]} 53. Qc6 {[%emt 0:00:34]} Qh4 {[%emt 0:00:40]} 54. c5 {[%emt 0:00:37]} a4 {[%emt 0:01:06]} 55. Qe8 {[%emt 0:00:32]} Qg3 {[%emt 0:00:50]} 56. Qe4 {[%emt 0:00:30]} a3 {[%emt 0:00:35]} 57. c6 {[%emt 0:00:28]} Ra1 {[%emt 0:00:40]} 58. Rxa1 {[%emt 0:00:18]} Bxa1 {[%emt 0:00:03]} 59. c7 {[%emt 0:00:44]} a2 {[%emt 0:00:23]} 60. c8=Q Bf6 {[%emt 0:00:42]} 61. Qf8+ {[%emt 0:00:59]} Qg7 {[%emt 0:00:15]} 62. Qee8 {[%emt 0:00:32]} a1=Q+ {[%emt 0:00:46]} 63. Kh2 {[%emt 0:00:07]} Kh7 {[%emt 0:00:41]} 64. Qh8+ {[%emt 0:00:16]} Qxh8 {[%emt 0:00:17]} 65. Qg6# {[%emt 0:00:05]} 1-0

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.21"]
[White "Sternik, Piotr"]
[Black "Malik, Maciej"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "1746"]
[BlackElo "2163"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,61,35,35,35,77,38,30,33,47,41,31,33,54,47,74,18,23,0,15,6,7,13,21,5,16,0,55,36,32,31,47,28,54,37,48,35,111,0,51,0]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:35]} 2. c4 {[%emt 0:00:27]} g6 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:00:05]} Bg7 {[%emt 0:00:10]} 4. e4 {[%emt 0:00:10]} d6 {[%emt 0:00:06]} 5. Be2 {[%emt 0:00:36]} O-O {[%emt 0:01:39]} 6. Nf3 {[%emt 0:00:05]} e5 {[%emt 0:00:27]} 7. O-O {[%emt 0:00:20]} Nc6 {[%emt 0:03:49]} 8. Be3 {[%emt 0:02:47]} Ng4 {[%emt 0:04:04]} 9. Bg5 {[%emt 0:02:49][%cal Be3g5,Bg5h4,Bh4g3][%mdl 32]} f6 {[%emt 0:01:08]} 10. Bh4 {[%emt 0:00:03]} g5 {[%emt 0:23:29]} 11. Bg3 {[%emt 0:00:07]} Nh6 {[%emt 0:00:48]} 12. dxe5 {[%emt 0:00:50]} fxe5 {[%emt 0:00:51]} 13. Nd5 $1 {[%emt 0:01:36][%mdl 4] [#] is more profitable than 13.h3 at the moment. E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5 Ne7, not 9 Ne1.} Bg4 $146 {[%emt 0:02:58]} ({Predecessor:} 13... g4 14. Bh4 Qd7 15. Ne1 Nd4 16. Nc2 Kh8 17. Qd2 Rf7 18. Rae1 Qe8 19. Bg5 Ng8 20. Bd1 Be6 {0-1 Petrosyan,M (2637)-Grischuk,A (2764) Titled Tuesday intern op 22nd Feb Early blitz 2022 (7)}) 14. Nd2 {[%emt 0:21:16] White is more active.} Bxe2 {[%emt 0:01:11]} 15. Qxe2 {[%emt 0:00:02] White has an edge.} Nd4 {[%emt 0:00:13][%cal Bc6d4,Bd4e6,Be6c5][%mdl 32]} 16. Qh5 {[%emt 0:06:37]} Ne6 {[%emt 0:03:08]} 17. Qd1 {[%emt 0:03:08]} (17. Rad1 {feels hotter.} Nf4 18. Bxf4 exf4 19. c5) 17... c6 {[%emt 0:09:17]} 18. Ne3 {[%emt 0:01:09]} Qe8 {[%emt 0:00:13]} 19. Nf3 {[%emt 0:02:13]} ({White should try} 19. f3 $16) 19... Rd8 $11 {[%emt 0:00:49]} 20. Qa4 {[%emt 0:04:29]} Nc5 {[%emt 0:03:19]} 21. Qc2 Qg6 {[%emt 0:00:21]} 22. Nd2 {[%emt 0:00:59]} Ne6 {[%emt 0:03:46]} 23. Qa4 {[%emt 0:01:23]} Nc5 {[%emt 0:12:45]} 24. Qc2 {[%emt 0:00:05]} (24. Qxa7 $5 {[%cal Rb2b4]} Bf6 25. Qa3 $11) 24... b6 {[%emt 0:00:46]} (24... Ne6 $11) 25. b4 {[%emt 0:00:10]} Ne6 {[%emt 0:00:17]} 26. Qa4 {[%emt 0:06:11]} Nd4 {[%emt 0:00:25]} 27. Rfe1 {[%emt 0:00:11]} a6 {[%emt 0:02:36]} 28. Rac1 {[%emt 0:01:07]} Qh5 {[%emt 0:02:40]} 29. Qd1 {[%emt 0:01:29]} Qg6 {[%emt 0:02:28]} (29... Qxd1 $14 30. Rcxd1 g4) 30. Qa4 {[%emt 0:02:55]} ({White should play} 30. b5 $16) 30... Qh5 $1 $14 {[%emt 0:03:27]} 31. Qd1 {Weighted Error Value: White=0.20 (precise) /Black=0.17 (very precise)} (31. h3 $14) 1/2-1/2

[Event "Polish Youth B18 Championship 2023"]
[Site "Jastrzebia Gora"]
[Date "2023.03.19"]
[Round "9.22"]
[White "Wesolek, Krzysztof"]
[Black "Kotowicz, Kamil"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1765"]
[BlackElo "1828"]
[Annotator "NA RC COMBH"]
[PlyCount "107"]
[EventDate "2023.03.11"]
[EventType "swiss"]
[EventCountry "POL"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. b3 {[%emt 0:00:09]} c5 {[%emt 0:00:57]} 2. Bb2 {[%emt 0:00:01]} Nc6 {[%emt 0:00:07]} 3. e3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:17]} 4. Nf3 {[%emt 0:00:07]} g6 {[%emt 0:00:06]} 5. Be2 {[%emt 0:02:42]} Bg7 {[%emt 0:00:06]} 6. O-O {[%emt 0:00:03]} O-O {[%emt 0:00:27]} 7. c4 {[%emt 0:00:18]} Re8 {[%emt 0:00:44]} 8. d4 {[%emt 0:04:15]} cxd4 {[%emt 0:00:34]} 9. exd4 {[%emt 0:00:13]} d5 {[%emt 0:00:07]} 10. Nbd2 {[%emt 0:03:44]} b6 {[%emt 0:01:39]} 11. Ne5 {[%emt 0:06:01]} Nxe5 {[%emt 0:04:54]} 12. dxe5 {[%emt 0:00:02]} Nd7 {[%emt 0:00:23]} 13. Nf3 {[%emt 0:09:51]} dxc4 {[%emt 0:00:57]} 14. Bxc4 {[%emt 0:00:06]} ({Reject} 14. Qd5 Ba6 15. Bxc4 (15. Ng5 $2 e6 $19) 15... e6 $11) 14... Nc5 {[%emt 0:01:15]} 15. Qe2 {[%emt 0:07:28]} ({Better is} 15. Ng5 $16 Be6 16. Nxe6 Qxd1 17. Raxd1 (17. Rfxd1 Nxe6 18. g3 g5 $16) 17... Nxe6 18. Rd2) 15... Be6 {[%emt 0:03:43]} 16. Bb5 {[%emt 0:03:25]} Bd7 {[%emt 0:02:56]} 17. Rfd1 {[%emt 0:02:00]} Bxb5 {[%emt 0:01:43]} 18. Qxb5 {[%emt 0:00:08]} a6 {[%emt 0:02:42]} 19. Qe2 {[%emt 0:08:56]} Qc7 {[%emt 0:02:40]} 20. Rac1 {[%emt 0:00:17]} Qb7 {[%emt 0:00:13]} 21. Ba3 {[%emt 0:08:07]} Ne6 {[%emt 0:01:10]} 22. Qe3 {[%emt 0:02:37]} Red8 {[%emt 0:02:45]} 23. h3 {[%emt 0:08:29]} h5 {[%emt 0:03:36]} 24. Nd4 {[%emt 0:07:45]} Nxd4 {[%emt 0:14:21]} 25. Rxd4 {[%emt 0:00:03]} b5 {[%emt 0:01:41]} 26. Rcd1 {[%emt 0:02:36]} Qc7 {[%emt 0:01:26]} 27. Rxd8+ {[%emt 0:04:04]} Rxd8 {[%emt 0:00:05]} 28. Rxd8+ {[%emt 0:09:10]} Qxd8 {[%emt 0:00:21]} 29. e6 {[%emt 0:01:27]} Bf6 {[%emt 0:02:57]} 30. exf7+ {[%emt 0:00:13]} Kxf7 {[%emt 0:00:10]} 31. Bc5 {[%emt 0:03:59]} Qd1+ {[%emt 0:01:58]} 32. Kh2 {[%emt 0:00:02]} Qc2 {[%emt 0:01:26]} 33. a3 {[%emt 0:00:38]} Qf5 {[%emt 0:01:15]} 34. Bd4 $11 {[%emt 0:06:37]} Qe6 {[%emt 0:01:46]} 35. Bxf6 {[%emt 0:01:33]} Qxe3 {[%emt 0:00:24]} 36. fxe3 {[%emt 0:00:08]} exf6 {[%emt 0:01:22]} 37. Kg3 {[%emt 0:00:07]} Ke6 {[%emt 0:00:02]} 38. Kf4 {[%emt 0:00:29]} Kd5 {[%emt 0:00:10]} 39. g3 {[%emt 0:01:29]} a5 {[%emt 0:00:40]} 40. g4 {[%emt 0:00:00]} hxg4 {[%emt 0:00:00]} 41. hxg4 {[%emt 0:00:37]} a4 {[%emt 0:06:52]} 42. bxa4 {[%emt 0:08:14]} bxa4 {[%emt 0:00:08]} 43. e4+ {[%emt 0:00:05]} Kd4 {[%emt 0:00:59]} 44. g5 {[%emt 0:00:19]} fxg5+ {[%emt 0:00:10]} 45. Kxg5 {[%emt 0:00:01]} Kxe4 {[%emt 0:00:11]} 46. Kxg6 {[%emt 0:00:04]} Kd3 {[%emt 0:00:05]} 47. Kf5 {[%emt 0:00:04]} Kc2 {[%emt 0:00:09]} 48. Ke4 {[%emt 0:00:04]} Kb2 {[%emt 0:00:13]} 49. Kd3 {[%emt 0:00:06]} Kxa3 {[%emt 0:00:05]} 50. Kc3 {[%emt 0:00:06]} Ka2 {[%emt 0:00:10]} 51. Kc2 {[%emt 0:00:04]} a3 {[%emt 0:00:09]} 52. Kc1 {[%emt 0:00:05]} Ka1 {[%emt 0:00:28]} 53. Kc2 {[%emt 0:00:06]} a2 {[%emt 0:00:05]} 54. Kc1 {[%emt 0:00:03]} 1/2-1/2

