[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.10"]
[Round "1.1"]
[White "Jares, Michal"]
[Black "Hlavina, Matous"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2177"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,85,18,6,2,13,7,0,0,8,12,7,4,4,0,0,0,0,7,0,0,-6,-9,-18,0,0,11,-10,52,53,165,46,59,52,54,51,58,43,65,0,45,32,72,17,14,0,50,42,43,47,40,10,18,12,7,8,60,11,43,3,24,0,42,17,108,27,120,117,104,0,12,-16,0,0,0,-21]} 1. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 2. g3 {[%emt 0:00:07]} d5 {[%emt 0:00:07]} 3. Bg2 {[%emt 0:00:02]} c6 {[%emt 0:00:13]} 4. d4 {[%emt 0:00:20]} Bg4 {[%emt 0:00:54]} 5. c4 {[%emt 0:00:44]} e6 {[%emt 0:01:17]} 6. O-O {[%emt 0:00:35]} Nbd7 {[%emt 0:00:04]} 7. Qb3 {[%emt 0:02:55]} Qb6 {[%emt 0:00:06] D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} 8. c5 {[%emt 0:00:44]} Qa6 {[%emt 0:00:06]} 9. Nc3 {[%emt 0:02:33]} Be7 {[%emt 0:01:40]} 10. h3 {[%emt 0:11:45]} Bh5 {[%emt 0:01:44]} 11. g4 {[%emt 0:04:06]} Bg6 {[%emt 0:00:27]} 12. Nh4 {[%emt 0:00:51]} b6 {[%emt 0:10:45]} 13. cxb6 {[%emt 0:03:41] [#]} axb6 $146 {[%emt 0:06:41]} ({Predecessor:} 13... Qxb6 14. g5 Nh5 15. Nxg6 hxg6 16. e4 O-O 17. Qd1 dxe4 18. Nxe4 Rad8 19. Qa4 Qc7 {0-1 Adly,A (2473)-Marcelin,C (2441) Corus-C Wijk aan Zee 2006 (11)}) 14. g5 {[%emt 0:04:27] Black must now prevent Nxg6.} Nh5 {[%emt 0:12:01]} 15. Nxg6 {[%emt 0:01:37]} hxg6 {[%emt 0:00:12]} 16. e4 {[%emt 0:00:31][%cal Re4d5] Hoping for exd5.} O-O {[%emt 0:03:37]} 17. Qc2 {[%emt 0:08:43]} Rac8 {[%emt 0:01:28]} 18. Be3 {[%emt 0:01:38]} Qa5 {[%emt 0:17:07]} 19. a3 {[%emt 0:05:15]} dxe4 {[%emt 0:07:37]} ({Black should play} 19... b5 $11) 20. Bxe4 $14 {[%emt 0:03:01]} e5 {[%emt 0:09:00]} (20... Bxg5 $2 21. b4 Qa7 22. Bxg5 $18) (20... Bd6 $14) 21. b4 {[%emt 0:02:56]} (21. Rad1 $18) 21... Qa7 $1 {[%emt 0:00:44]} 22. dxe5 {[%emt 0:02:37]} Nxe5 {[%emt 0:00:17]} 23. Na4 $1 {[%emt 0:02:50]} c5 {[%emt 0:04:15]} 24. bxc5 {[%emt 0:01:02]} bxc5 {[%emt 0:00:17]} 25. Nc3 {[%emt 0:01:21]} (25. Rab1 $14 Qd7 26. Bg2 (26. Bxc5 $2 {is the wrong capture.} Nf4 $19)) 25... Nc6 {[%emt 0:06:12]} 26. Qa4 $1 {[%emt 0:03:54] Wards off Nd4} Qd7 {[%emt 0:05:17][%cal Od7h3]} 27. Nd5 {[%emt 0:07:55] White is more active.} (27. Rfd1 $16 Qe8 28. Rab1) 27... Bd6 $11 {[%emt 0:01:58]} 28. Bg2 {[%emt 0:01:11] Nb6 would be deadly. A strong pair of Bishops.} Qf5 {[%emt 0:03:17]} (28... Qd8 $11) 29. Qe4 $14 {[%emt 0:05:23]} Qxe4 {[%emt 0:02:10]} 30. Bxe4 {[%emt 0:00:14]} Rfe8 {[%emt 0:01:22]} 31. Nb6 {[%emt 0:13:49]} Rc7 {[%emt 0:00:39]} 32. Bxc6 {[%emt 0:00:52]} Rxc6 {[%emt 0:00:21]} 33. Nc4 {[%emt 0:00:31]} Bf4 {[%emt 0:01:10]} (33... Bc7 $11) 34. Kg2 {[%emt 0:02:32]} (34. a4 $14) 34... Bc7 {[%emt 0:01:08]} 35. Kf3 {[%emt 0:01:04]} f5 {[%emt 0:01:04]} 36. gxf6 {[%emt 0:01:42]} gxf6 {[%emt 0:01:27]} 37. Rfd1 {[%emt 0:01:34]} Kf7 {[%emt 0:00:35] [#]} (37... f5 $11 {remains equal.}) 38. Rd7+ {[%emt 0:00:51]} (38. a4 $1 $16) 38... Re7 {[%emt 0:00:18] [#]} (38... Ke6 $1 $11 39. Rh7 (39. Rad1 Rh8 $11) 39... Be5) 39. Rxe7+ $1 $16 {[%emt 0:02:51]} Kxe7 {[%emt 0:00:01]} 40. Re1 {[%emt 0:01:02]} ({White should try} 40. a4 $16) 40... Kf7 {[%emt 0:00:36] The position is equal.} 41. Nd2 {[%emt 0:18:19]} Ng7 {[%emt 0:01:48]} 42. Rc1 {[%emt 0:01:18]} Ne6 {[%emt 0:00:41]} 43. Ne4 {[%emt 0:04:15] Weighted Error Value: White=0.20 (precise) /Black=0.27 (precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.10"]
[Round "1.2"]
[White "Mach, Petr"]
[Black "Svanda, Ondrej"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2167"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,48,0,-6,-10,-20,-13,-29,-26,-35,-18,-33,-28,-55,-53,-49,-17,-37,0,-112,-98,-98,-99,-151,-128,-103,-97,-145,-150,-164,-141,-162,-172,-162,-166,-320,-310,-311,-290]} 1. Nf3 {[%emt 0:00:05]} c5 {[%emt 0:00:08]} 2. g3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:03]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:03]} g6 {[%emt 0:00:04]} 5. Bg2 {[%emt 0:01:27]} Bg7 {[%emt 0:00:02]} 6. Nb3 {[%emt 0:00:13]} d6 {[%emt 0:01:00]} 7. O-O {[%emt 0:00:21] 7.Nc3 gains popularity.} h5 {[%emt 0:00:01] A04: Unusual lines after 1 Nf3 and King's Indian Attack.} 8. h4 {[%emt 0:15:34]} Be6 {[%emt 0:00:25]} 9. Nc3 {[%emt 0:01:06]} Nf6 {[%emt 0:04:06] Black has an edge.} 10. Bg5 {[%emt 0:00:49]} Qd7 {[%emt 0:01:12]} 11. Re1 {[%emt 0:02:04] [#]} O-O $146 {[%emt 0:03:01]} ({Predecessor:} 11... Ng4 12. Rb1 O-O 13. Nd5 Rfe8 14. e4 Rac8 15. c3 Nce5 16. Nd4 Bxd5 17. exd5 Nc4 {1-0 Jeran,B (2205)-Blomqvist,E (2535) Titled Tuesday intern op 10th Nov blitz 2020 (6)}) 12. e4 {[%emt 0:01:10]} Ng4 {[%emt 0:05:26]} 13. Qd2 {[%emt 0:06:28]} Rfe8 {[%emt 0:04:05]} 14. Rad1 {[%emt 0:00:11]} Nge5 {[%emt 0:01:10]} 15. Qf4 {[%emt 0:17:42]} (15. Qe2 $1 $11 {keeps the balance.}) 15... Qc8 {[%emt 0:14:02]} 16. Bh6 {[%emt 0:00:19]} Bh8 $1 {[%emt 0:02:31]} 17. Rb1 {[%emt 0:10:06]} (17. Qc1 $142) 17... Ng4 {[%emt 0:03:39] ...Kh7 is the strong threat.} 18. Qd2 {[%emt 0:03:35]} Nce5 {[%emt 0:07:37][%cal Bc6e5,Be5c4,Bc4b2,Bb2a4,Ba4c3][%mdl 32]} 19. Bg5 {[%emt 0:01:18] [#]} (19. Qc1 $142) 19... Nc4 $1 $17 {[%emt 0:02:11] Black is more active.} 20. Qe2 {[%emt 0:02:28] [#]} Nxb2 {[%emt 0:02:41][%mdl 576] Decoy} 21. Nd5 {[%emt 0:00:04]} Bxd5 {[%emt 0:00:23]} 22. exd5 {[%emt 0:00:06] [#]} Na4 $1 {And now ...Nc3 would win.} 23. Be4 $2 {[%emt 0:04:00]} (23. Bd2 {might work better.}) 23... Nc3 $19 {[%emt 0:00:56][%csl LRa2,LRb1,LRe2]} 24. Qd3 {[%cal Oe4g6]} Ne5 {[%emt 0:01:31] Weighted Error Value: White=0.31/Black=0.08 (flawless)} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.10"]
[Round "1.3"]
[White "Ocelak, Jakub"]
[Black "Smolik, Jachym"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2190"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,77,10,6,47,29,28,30,37,24,31,26,29,27,70,54,80,74,74,89,84,81,86,87,89,90,90,0,94,85,85,58,74,72,81,85,79,0,9,0,166,173,371,369,439,302,754,529,972,989,989,925,946,907,1185,1185,948,1145,1152,1152,1135,1114,1152,1151]} 1. e4 {[%emt 0:00:38]} e6 {[%emt 0:00:02]} 2. d4 {[%emt 0:01:18]} d5 {[%emt 0:00:06]} 3. e5 {[%emt 0:01:18]} c5 {[%emt 0:00:08]} 4. c3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:07]} 5. Nf3 {[%emt 0:00:11]} Nge7 {[%emt 0:00:20][%cal Bg8e7,Be7f5,Bf5h4,Bh4f3][%mdl 32]} 6. Na3 {[%emt 0:04:30]} cxd4 {[%emt 0:00:43]} 7. cxd4 {[%emt 0:00:24]} Nf5 {[%emt 0:00:26]} 8. Nc2 {[%emt 0:01:53]} Bd7 {[%emt 0:07:55]} 9. Bd3 $1 {[%emt 0:06:18] The main line 9.Bd3 scores better than 9.Be2.} Nh4 {[%emt 0:05:53] C02: French: Advance Variation.} 10. O-O {[%emt 0:10:12]} Nxf3+ {[%emt 0:00:18]} 11. Qxf3 {[%emt 0:00:04]} Qb6 {[%emt 0:04:02] White has an edge.} 12. Be3 {[%emt 0:05:32]} Rc8 {[%emt 0:02:50] [#]} 13. Rfc1 $146 {[%emt 0:27:10]} ({Predecessor:} 13. Qe2 h5 14. Rab1 Nb4 15. Nxb4 Bxb4 16. Rbc1 Rxc1 17. Rxc1 a6 18. Qc2 Be7 19. b3 {1-0 Aliavdin,N (2355)-Moskalets,S (2138) Dnipropetrovsk Sinitsin Memorial 2006 (11)}) 13... Na5 {[%emt 0:19:36]} 14. b3 {[%emt 0:02:03]} Nc6 {[%emt 0:06:31]} 15. h4 {[%emt 0:06:06][%cal Bh2h4,Bh4h5][%mdl 32]} a5 {[%emt 0:08:05]} 16. h5 {[%emt 0:03:45]} h6 {[%emt 0:00:17]} 17. Qg4 {[%emt 0:05:06]} Ne7 {[%emt 0:03:06]} 18. Ne1 {[%emt 0:03:25]} Rxc1 {[%emt 0:01:30]} 19. Rxc1 {[%emt 0:00:13]} (19. Bxc1 Bb5 $11) 19... Rg8 {[%emt 0:15:26] [#]} 20. Bh7 $1 {[%emt 0:03:11] White is much more active.} Rh8 {[%emt 0:00:01]} 21. Bd3 {[%emt 0:00:09]} (21. Bb1 $16) 21... Nc6 {[%emt 0:07:58]} (21... Rg8 $1 $11 {remains equal.}) 22. Kh2 {[%emt 0:02:43]} Qb4 {[%emt 0:09:54]} 23. Nf3 {[%emt 0:10:09]} Qa3 {[%emt 0:00:53]} 24. Rc2 $36 {[%emt 0:01:24][%mdl 2048] White is on the roll.} a4 {[%emt 0:01:25]} 25. Bc1 {[%emt 0:01:23]} Qb4 {[%emt 0:02:43]} 26. Bd2 {[%emt 0:01:02]} (26. bxa4 $16 {Threatens to win with Bb5.} Qxa4 27. Bd2) 26... Qa3 $11 {[%emt 0:00:01]} 27. Bc1 {[%emt 0:00:17]} Qe7 {[%emt 0:00:35]} (27... Qb4 $11) 28. bxa4 $18 {[%emt 0:01:03]} f5 $2 {[%emt 0:01:25]} (28... Nd8 29. a5 (29. Rc7 Qb4 $14) 29... Nc6) 29. exf6 {[%emt 0:01:53]} Qxf6 {[%emt 0:00:19]} 30. Bf4 {[%emt 0:01:24] Prevents Bd6} Kd8 $2 {[%emt 0:00:58]} (30... e5 31. Qg6+ (31. dxe5 Nxe5 32. Bg6+ Nxg6 $18) 31... Kd8 32. Qxf6+ {[%mdl 64] Remove Defender} (32. Bxe5 Qxg6 33. Bxg6 Nxe5 $18) 32... gxf6) 31. Be5 {[%emt 0:00:35] White is clearly winning.} Nxe5 {[%emt 0:01:00]} 32. dxe5 {[%emt 0:00:01]} Qe7 {[%emt 0:00:22]} 33. Bb5 {[%emt 0:00:54]} Qf7 {[%emt 0:01:14]} 34. Nd4 {[%emt 0:00:26]} Be7 {[%emt 0:00:28]} 35. Bxd7 {[%emt 0:00:21]} Kxd7 {[%emt 0:00:01] [#]} 36. Nxe6 $1 {[%emt 0:00:23][%mdl 512]} Qxe6 {[%emt 0:00:50] [#]} 37. Rc7+ $3 {[%emt 0:00:06][%mdl 576] Deflection} Kxc7 {[%emt 0:00:04]} 38. Qxe6 {[%emt 0:00:04]} Bg5 {[%emt 0:00:53]} 39. Qxd5 {[%emt 0:00:40] Beautiful play by Ocelak!   Weighted Error Value: White=0.34/Black=0.43} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.10"]
[Round "1.4"]
[White "Hrbek, Stepan"]
[Black "Gnojek, Petr"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2340"]
[BlackElo "2313"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,97,14,14,11,27,14,31,25,41,26,72,24,51,53,91,97,99,87,92,91,119,84,97,85,133,122,199,199,200,194,317,318,308,297,426,425,413,399,352,312,283,260,298,300,296,256,299,281,305,305,301,302,305,299,302,263,332,317,333,337,345,345,342,342,353,341,345,311,316,302,321,308,383,340,397,395,396,366,427,442,622,612,669,659,804,785,12831,9688]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:13]} e6 {[%emt 0:00:08]} 3. g3 {[%emt 0:00:47]} Nc6 {[%emt 0:04:20]} 4. Bg2 {[%emt 0:00:15]} Nf6 {[%emt 0:03:21]} 5. d3 {[%emt 0:00:18]} d6 {[%emt 0:01:56]} 6. O-O {[%emt 0:00:37]} Be7 {[%emt 0:00:06]} 7. b3 {[%emt 0:00:38] [#] B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Nd7 $146 {[%emt 0:08:29]} ({Predecessor:} 7... O-O 8. Bb2 e5 9. Nc3 a6 10. a4 Bg4 11. h3 Bxf3 12. Bxf3 Nd4 13. Bg2 b5 14. f4 b4 {1-0 Livaic,L (2569)-Mickiewicz,P (2284) Titled Tuesday intern op 21st Jun Late blitz 2022 (5)}) 8. Bb2 {[%emt 0:10:40]} Bf6 {[%emt 0:01:37]} 9. c3 {[%emt 0:00:49] White is slightly better.} O-O {[%emt 0:04:05]} 10. d4 {[%emt 0:01:22]} Qc7 {[%emt 0:09:01]} (10... d5 $11) 11. Nbd2 {[%emt 0:03:24]} ({White should play} 11. Na3 $16) 11... g6 {[%emt 0:01:17]} 12. Nc4 {[%emt 0:07:12]} Rd8 {[%emt 0:06:40]} 13. Ne3 {[%emt 0:08:02]} Ne7 {[%emt 0:10:21]} 14. Qe2 {[%emt 0:05:53]} Bg7 {[%emt 0:00:06]} 15. Rad1 {[%emt 0:00:11] White is more active.} Nf6 {[%emt 0:11:05]} 16. e5 {[%emt 0:14:53]} dxe5 {[%emt 0:00:10]} 17. dxe5 {[%emt 0:00:08]} Rxd1 {[%emt 0:00:47]} ({Better is} 17... Nfd5) 18. Rxd1 $16 {[%emt 0:00:23]} Nd7 {[%emt 0:00:09]} (18... Nfd5 $16) 19. c4 $18 {[%emt 0:00:54]} h5 {[%emt 0:04:50] [#]} 20. g4 $1 {[%emt 0:04:21][%cal Bg3g4,Bg4h5][%mdl 32] Strongly threatening gxh5.} Nc6 {[%emt 0:05:31]} (20... h4 {was worth a try.} 21. g5 (21. Nxh4 Nxe5 22. Qd2 N5c6 $14) 21... Qa5) 21. gxh5 {[%emt 0:02:50]} Ndxe5 {[%emt 0:00:04]} 22. Nxe5 {[%emt 0:01:14]} Nxe5 {[%emt 0:00:35]} (22... Nd4 {keeps fighting.} 23. Bxd4 cxd4) 23. f4 {[%emt 0:02:31]} Nc6 {[%emt 0:00:46]} 24. Bxc6 {[%emt 0:01:55]} (24. Bxg7 Kxg7 25. Bxc6 bxc6 $18) 24... bxc6 {[%emt 0:00:12]} 25. hxg6 {[%emt 0:08:59]} fxg6 {[%emt 0:03:55]} 26. Bxg7 {[%emt 0:05:48]} Kxg7 {[%emt 0:01:15]} 27. Qb2+ {[%emt 0:00:07]} e5 {[%emt 0:05:16]} 28. Qxe5+ {[%emt 0:00:43]} ({Don't do} 28. fxe5 Be6 29. Rd6 Qe7 $18) 28... Qxe5 {[%emt 0:00:04]} 29. fxe5 {[%emt 0:00:05][%mdl 4096] Endgame KRB-KRN} Bh3 {[%emt 0:00:02]} 30. Kf2 {[%emt 0:00:19]} Re8 {[%emt 0:04:49]} 31. Rd6 {[%emt 0:00:20]} Rxe5 {[%emt 0:00:14]} 32. Rxc6 {[%emt 0:00:16]} Kh6 {[%emt 0:03:14]} 33. Ra6 {[%emt 0:01:39]} Re7 {[%emt 0:04:47]} 34. Ra5 {[%emt 0:00:47]} Rc7 {[%emt 0:01:18]} 35. Nd5 {[%emt 0:00:24]} Rf7+ {[%emt 0:00:03]} 36. Kg3 {[%emt 0:00:53]} Bf5 {[%emt 0:00:04]} 37. Rxc5 {[%emt 0:02:10]} Be4 {[%emt 0:00:04]} 38. Nf4 {[%emt 0:01:31]} Rd7 {[%emt 0:03:59]} 39. Re5 {[%emt 0:00:25]} Bb1 {[%emt 0:00:47]} 40. Re2 {[%emt 0:01:06]} Rd1 {[%emt 0:00:15]} 41. Nd5 {[%emt 0:31:52]} Bd3 {[%emt 0:30:20]} 42. Rf2 {[%emt 0:01:59]} Be4 {[%emt 0:02:06]} 43. Nc3 {[%emt 0:04:34]} Rd3+ {[%emt 0:00:08]} 44. Kf4 {[%emt 0:00:06]} Bf5 {[%emt 0:02:29]} 45. Nd5 {[%emt 0:01:31] White is clearly winning.} a5 {[%emt 0:01:34]} (45... Rd4+ $142 46. Ke5 Re4+ 47. Kd6 Re8) 46. Ke5 {[%emt 0:02:53]} Bg4 {[%emt 0:00:00]} 47. c5 {[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 48. Kd6 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00] [#]} 49. Rxf5 $1 {[%emt 0:00:00] White took control after the opening.   Weighted Error Value: White=0.06 (flawless) /Black=0.29 (precise)} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.10"]
[Round "1.5"]
[White "Jun, Rudolf"]
[Black "Mica, Marek"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2152"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,44,0,0,-5,-12,0,0,-13,0,0,14,7,14,0,0,0,27,0,0,0,0,0,0,0,2,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:07]} c5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:51]} d6 {[%emt 0:00:11]} 3. Bb5+ {[%emt 0:01:51]} Bd7 {[%emt 0:00:07]} 4. Bxd7+ {[%emt 0:00:09]} Qxd7 {[%emt 0:00:08]} 5. O-O {[%emt 0:01:04]} Nc6 {[%emt 0:00:35]} 6. c3 {[%emt 0:01:56]} d5 {[%emt 0:02:23]} 7. exd5 {[%emt 0:05:25]} Qxd5 {[%emt 0:00:10]} 8. d4 {[%emt 0:03:26]} e6 {[%emt 0:05:14][%cal Be7e6,Be6e5][%mdl 32]} 9. dxc5 {[%emt 0:02:42] Hoping for Qxd5. B52: Sicilian: Moscow Variation with 3...Bd7.} Qxd1 {[%emt 0:00:22]} 10. Rxd1 {[%emt 0:00:08]} Bxc5 {[%emt 0:00:07]} 11. Bf4 {[%emt 0:05:41] [#]} f6 $146 {[%emt 0:05:11]} ({Predecessor:} 11... Nf6 12. Nbd2 Nh5 13. Be5 Nxe5 14. Nxe5 Nf6 15. Ndc4 Rc8 16. Nd6+ Bxd6 17. Rxd6 {½-½ Mokshanov,A (2434)-Kokarev,D (2631) RUS-chT2 Sochi 2021 (7.3)}) 12. Nbd2 {[%emt 0:01:41][%cal Bb1d2,Bd2e4,Be4d6,Bd6f5][%mdl 32]} e5 {[%emt 0:04:08]} 13. Ne4 {[%emt 0:01:16]} Bb6 {[%emt 0:01:29]} 14. Be3 {[%emt 0:02:23]} Bxe3 $1 {[%emt 0:02:00]} 15. fxe3 {[%emt 0:03:22]} b6 {[%emt 0:03:20]} 16. Nd6+ {[%emt 0:02:18]} Ke7 $1 {[%emt 0:07:55] The position is equal.} 17. Nf5+ {[%emt 0:03:08]} Kf7 $1 {[%emt 0:01:44]} 18. Nd6+ {[%emt 0:01:13]} Ke7 {[%emt 0:06:32]} 19. Nf5+ {[%emt 0:00:41]} Kf7 $1 {[%emt 0:00:10]} 20. Nd6+ {[%emt 0:00:23]} Ke7 {[%emt 0:05:42]} 21. Nf5+ {[%emt 0:00:08]} Kf7 $1 {[%emt 0:00:07]} 22. Nd6+ {[%emt 0:00:27]} Ke7 {Not much happened in this game.   Weighted Error Value: White=0.04 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.10"]
[Round "1.6"]
[White "Kubiczek, Michal"]
[Black "Frank, Adam"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2087"]
[BlackElo "2391"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,120,0,-10,29,-32,18,26,33,36,73,71,66,68,74,72,144,125,130,124,126,119,115,150,148,151,140,150,133,114,191,134,158,127,239,175,166,176,170,165,122,64,44,52,91,14,131,140,169,78,102,37,56,48,37,-35,-36,-201,-197,-450,-449,-441,-411,-351,-351,-725,-755,-1077,-1049,-1062,-1057,-946,-930,-1166,-1191,-1120,-1553,-1283,-893,-5097,-4233,-29967,-29970,-29966,-29967,-29977,-29978,-29981,-29982,-29982,-29983,-29983,-29983,-29985,-29986,-29987,-29988,-29989,-29988,-29991,-29986,-29987,-29986,-29986,-29987,-29993,-29991]} 1. d4 {[%emt 0:00:06]} g6 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:23]} Bg7 {[%emt 0:00:06]} 3. g3 {[%emt 0:00:15]} d6 {[%emt 0:00:06]} 4. Bg2 {[%emt 0:00:26]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:14]} O-O {[%emt 0:00:05]} 6. e3 {[%emt 0:00:23]} c6 {[%emt 0:03:38]} 7. Nge2 {[%emt 0:01:16]} e5 {[%emt 0:00:15]} 8. O-O {[%emt 0:00:39]} Re8 {[%emt 0:00:49]} 9. h3 {[%emt 0:02:44]} h5 {[%emt 0:00:45] E61: King's Indian: Early deviations for White, including Smyslov System.} 10. b4 {[%emt 0:08:26] [#]} (10. e4 $11) 10... Be6 $146 {[%emt 0:10:12]} (10... Nbd7 $15) ({Predecessor:} 10... e4 11. b5 Bf5 12. bxc6 Nxc6 13. Rb1 b6 14. Qa4 Qd7 15. Kh2 Rac8 16. Rb5 Na5 17. c5 dxc5 18. dxc5 Rxc5 19. Rxc5 Qxa4 20. Nxa4 bxc5 21. Nxc5 {1-0 Pena Gomez,M (2408)-Barbero Sendic,A (2370) ESP-chT CECLUB Div1 GpA 2012 (1)}) 11. d5 $11 {[%emt 0:07:41]} cxd5 {[%emt 0:00:04] White has an edge.} 12. cxd5 {[%emt 0:00:09]} Bc8 {[%emt 0:01:42]} 13. e4 {[%emt 0:05:21]} Nbd7 {[%emt 0:01:14]} 14. a4 {[%emt 0:05:09]} a5 {[%emt 0:07:25]} 15. Nb5 {[%emt 0:05:29]} Nb8 {[%emt 0:18:17]} (15... Ra6 $142) 16. Qc2 {[%emt 0:04:47]} Na6 {[%emt 0:00:39] Prevents Nc7} 17. bxa5 {[%emt 0:01:50]} Bf8 {[%emt 0:13:40]} 18. Ba3 {[%emt 0:05:26]} Bd7 {[%emt 0:00:07]} 19. Nxd6 {[%emt 0:07:02]} Bxd6 {[%emt 0:00:06]} 20. Bxd6 {[%emt 0:00:08] Black must now prevent Qb2.} Bxh3 {[%emt 0:00:14]} 21. Bxh3 {[%emt 0:05:45]} Qxd6 {[%emt 0:00:03]} 22. Rfc1 {[%emt 0:02:11]} Re7 {[%emt 0:08:04]} (22... Red8 $16) 23. Rab1 {[%emt 0:03:26]} (23. Nc3 $18) 23... Rc7 $16 {[%emt 0:02:23]} 24. Nc3 {[%emt 0:01:55][%cal Oc3b5]} Ne8 {[%emt 0:02:28]} (24... Qc5 $16) 25. Rb6 {[%emt 0:03:54]} Qa3 {[%emt 0:04:03]} 26. Qb2 $1 {[%emt 0:04:13]} Qxb2 {[%emt 0:00:04]} 27. Rxb2 {[%emt 0:00:02]} Nd6 {[%emt 0:00:22] [#]} 28. Rcc2 {[%emt 0:01:15]} ({White should play} 28. f3 $1 $16) 28... Rc5 {[%emt 0:09:24]} 29. Nb5 {[%emt 0:02:20] Inhibits Nc7.} Nxe4 {[%emt 0:00:41]} 30. Rxc5 {[%emt 0:07:30]} (30. Bg2 $16 Nf6 31. d6) 30... Nexc5 {[%emt 0:03:09]} (30... Naxc5 $11 {remains equal.} 31. Rc2 Nb3) 31. Nd6 {[%emt 0:02:30]} Rb8 {[%emt 0:07:18] [#]} 32. Rb6 {[%emt 0:00:44]} (32. Bf1 $1 $18 {[%cal Rf1a6]}) 32... Nc7 {[%emt 0:02:32]} 33. Bc8 {[%emt 0:03:45]} (33. Nc4 $16) 33... Ne8 $14 {[%emt 0:01:07][%mdl 64] Deflection} 34. Nxe8 {[%emt 0:08:39]} Rxc8 {[%emt 0:00:03][%mdl 4096] Endgame KRN-KRN} 35. Nf6+ {[%emt 0:00:13]} ({Better is} 35. Nd6 $14 Rc7 36. Kg2) 35... Kg7 $15 {[%emt 0:00:09]} 36. d6 $2 {[%emt 0:00:40] This move loses the game for White.} Nxa4 $1 $19 {[%emt 0:02:40]} (36... Kxf6 $2 37. d7+ Rc6 38. d8=Q+ $18) 37. d7 $2 {[%emt 0:01:03]} (37. Nxh5+ gxh5 38. Rxb7) 37... Nxb6 {[%emt 0:00:25]} 38. dxc8=Q {[%emt 0:00:55]} Nxc8 {[%emt 0:00:04] KN-KN} 39. Nd7 {[%emt 0:00:08]} f6 {[%emt 0:01:21][%cal Bf7f6,Bf6f5,Bf5f4][%mdl 32]} 40. Nc5 $2 {[%emt 0:00:46]} (40. Kg2) 40... b6 {[%emt 0:00:10]} 41. axb6 {[%emt 0:30:25]} Nxb6 {[%emt 0:30:07]} 42. Kg2 {[%emt 0:00:44]} f5 {[%emt 0:03:22]} 43. Nd3 {[%emt 0:00:00]} Kf6 {[%emt 0:00:00]} 44. Kf1 {[%emt 0:00:00]} Nd5 {[%emt 0:00:00] Hoping for ...f4.} 45. Kg2 {[%emt 0:00:00]} f4 {[%emt 0:00:00]} 46. Nc5 {[%emt 0:00:00]} Kf5 {[%emt 0:00:00] ...e4 is the strong threat.} 47. Kf3 {[%emt 0:00:00]} g5 {[%emt 0:00:00][%cal Bg6g5,Bg5f4,Bf4f3][%mdl 32]} 48. gxf4 {[%emt 0:00:00]} e4+ {[%emt 0:00:00] Black mates.} 49. Kg2 {[%emt 0:00:00]} gxf4 {[%emt 0:00:00]} 50. Nb3 {[%emt 0:00:00]} Kg4 {[%emt 0:00:00]} 51. Nd2 {[%emt 0:00:00]} f3+ {[%emt 0:00:00]} 52. Kh2 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 53. Kg1 {[%emt 0:00:00]} Kf4 {[%emt 0:00:00]} 54. Nc4 {[%emt 0:00:00]} Ng4 {[%emt 0:00:00]} 55. Nd6 {[%emt 0:00:00]} h4 {[%emt 0:00:00][%cal Bh5h4,Bh4h3][%mdl 32]} 56. Nb5 {[%emt 0:00:00]} h3 {[%emt 0:00:00]} 57. Nd4 {[%emt 0:00:00]} Ke5 {[%emt 0:00:00]} 58. Nc2 {[%emt 0:00:00]} Kd5 {[%emt 0:00:00]} 59. Nb4+ {[%emt 0:00:00]} Kc4 {[%emt 0:00:00]} 60. Na6 {[%emt 0:00:00]} Nxf2 {[%emt 0:00:00][%mdl 64] Promotion.   Weighted Error Value: White=0.54/Black=0.20 (precise)} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.11"]
[Round "2.1"]
[White "Hlavina, Matous"]
[Black "Frank, Adam"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "2091"]
[BlackElo "2391"]
[Annotator "TA"]
[PlyCount "138"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,138,20,13,22,15,19,31,39,31,33,39,75,70,89,43,88,-50,-53,-57,-46,-51,-55,-75,-66,-89,-81,-98,-91,-130,-101,-109,-95,-92,-50,-49,-25,-26,-25,-25,-25,-25,0,-25,-29,-47,-41,-45,-41,-41,-41,-41,-31,-41,-41,-44,-44,-44,-44,-64,-44,-48,-44,-48,-48,-67,-64,-67,-67,-122,-122,-122,-122,-114,-122,-132,-133,-133,-133,-171,-172,-213,-203,-200,-199,-176,-169,-236,-236,-237,-204,-416,-235,-372,-408,-413,-374,-410,-376,-362,0,-398,0,-350,-320,-506,-548,-567,-562,-501,-461,-517,-435,-29966,-29967,-1896,-1530,-29979,-29980,-1473,-1109]} 1. e4 {[%emt 0:00:55]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:23]} d6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:04]} 5. Nc3 {[%emt 0:00:06]} g6 {[%emt 0:00:04]} 6. g3 {[%emt 0:02:53]} Nc6 {[%emt 0:00:10]} 7. Bg2 {[%emt 0:02:06]} Nxd4 {[%emt 0:00:05]} 8. Qxd4 {[%emt 0:00:13]} Bg7 {[%emt 0:00:03]} 9. O-O {[%emt 0:04:01]} O-O {[%emt 0:00:05]} 10. Qd3 {[%emt 0:00:58]} Be6 {[%emt 0:07:07]} 11. Nd5 {[%emt 0:06:21]} Rc8 {[%emt 0:03:53] B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3).} 12. c3 {[%emt 0:00:40]} Re8 {[%emt 0:01:18]} 13. Be3 {[%emt 0:02:28] [#]} Nd7 $146 {[%emt 0:06:44] White is slightly better.} ({Predecessor:} 13... Qa5 14. a4 Bxd5 15. exd5 Ng4 16. Bf4 Ne5 17. Qe2 Qa6 18. Qc2 Qd3 19. Qb3 Rc7 {1-0 Fercec,N (2410)-Damjanovic,V Pula op 1990 (5)}) 14. f4 {[%emt 0:05:41][%cal Bf2f4,Bf4f5][%mdl 32]} (14. Bxa7 $2 {is the wrong capture.} Bxd5 15. Qxd5 b6 $19) 14... Nc5 {[%emt 0:08:45]} 15. Qd2 {[%emt 0:03:00]} b5 {[%emt 0:03:18]} 16. f5 {[%emt 0:18:48]} Bxd5 {[%emt 0:00:04]} 17. Qxd5 {[%emt 0:01:12]} (17. exd5 $16 Qd7 18. fxg6 hxg6 19. Rf4 (19. Qf2 e5 $14)) 17... Rf8 {[%emt 0:02:26]} 18. Bxc5 {[%emt 0:03:14]} (18. Rf2 $16) 18... Rxc5 $15 {[%emt 0:00:21]} 19. Qb3 {[%emt 0:02:02]} Qb6 $36 {[%emt 0:04:43][%mdl 2048] Black is pushing.} 20. Kh1 {[%emt 0:00:36]} Bf6 {[%emt 0:00:49]} 21. Rad1 {[%emt 0:00:48]} Rb8 {[%emt 0:08:18]} 22. Rd5 {[%emt 0:08:50][%cal Oe4e5]} Kg7 {[%emt 0:00:06]} 23. a3 {[%emt 0:05:46]} a5 {[%emt 0:02:43]} 24. g4 {[%emt 0:07:40]} Rxd5 {[%emt 0:03:15]} 25. Qxd5 {[%emt 0:00:52][%cal Og4g5]} Qe3 {[%emt 0:00:05]} (25... g5 {simplifies} 26. Qd2 h6 27. Ra1 Qc5) 26. Rf3 {[%emt 0:04:54]} Qg5 {[%emt 0:04:54]} 27. fxg6 {[%emt 0:02:08]} hxg6 {[%emt 0:00:04]} (27... Qxg6 {seems wilder.} 28. Qf5 b4 29. cxb4 axb4 30. Rb3 Qh6) 28. Qxg5 {[%emt 0:00:37]} Bxg5 {[%emt 0:00:05][%mdl 4096] Endgame KRB-KRB} 29. Bf1 {[%emt 0:00:58]} e6 {[%emt 0:09:09]} 30. Kg2 {[%emt 0:02:50]} Bf6 {[%emt 0:00:33]} 31. b3 {[%emt 0:00:56]} g5 {[%emt 0:01:18]} 32. Kf2 {[%emt 0:00:29]} Rc8 {[%emt 0:01:33]} 33. Bxb5 {[%emt 0:01:09]} Bxc3 {[%emt 0:00:04]} 34. Bc4 {[%emt 0:00:33]} Bb2 {[%emt 0:09:19]} 35. a4 {[%emt 0:00:36]} Be5 {[%emt 0:00:08]} 36. h3 {[%emt 0:00:28]} Rh8 {[%emt 0:00:45]} 37. Bf1 {[%emt 0:01:01]} Kf8 {[%emt 0:02:52]} 38. Bb5 {[%emt 0:01:59]} Ke7 {[%emt 0:00:10]} 39. Bc4 {[%emt 0:01:17]} Rc8 {[%emt 0:00:23]} 40. Ke2 {[%emt 0:00:27]} Rc7 {[%emt 0:00:06]} 41. Kd1 {[%emt 0:33:03]} Rc5 {[%emt 0:32:04]} 42. Rd3 {[%emt 0:01:13]} Bf4 {[%emt 0:00:25]} 43. Ke2 {[%emt 0:01:44]} Kf6 {[%emt 0:00:18]} 44. Kf3 {[%emt 0:00:58] [#] White is on the road to losing.} ({Better is} 44. Rd1 $15) 44... Ke5 $1 $17 {[%emt 0:00:23]} 45. Rd1 {[%emt 0:00:50]} d5 {[%emt 0:00:29]} 46. exd5 {[%emt 0:00:26]} exd5 {[%emt 0:00:04]} 47. Bb5 {[%emt 0:02:07]} Rc3+ {[%emt 0:01:46]} 48. Rd3 {[%emt 0:00:14]} Rc2 {[%emt 0:00:06]} 49. Be8 {[%emt 0:00:00]} f6 {[%emt 0:00:00]} 50. Bg6 {[%emt 0:00:00][%cal Od3d5]} Rh2 {[%emt 0:00:00]} 51. Bf5 {[%emt 0:00:00]} Rxh3+ {[%emt 0:00:00]} 52. Ke2 {[%emt 0:00:00]} Rh2+ {[%emt 0:00:00]} 53. Kd1 {[%emt 0:00:00] [#]} (53. Kf3 $142) 53... d4 $1 $19 {[%emt 0:00:00]} 54. Rf3 {[%emt 0:00:00]} Kd5 {[%emt 0:00:00]} 55. Rd3 $2 {[%emt 0:00:00]} (55. Ke1) 55... Kc5 {[%emt 0:00:00]} (55... Be3 $142 {Strongly threatening ...Rb2.} 56. Ke1 Rf2) 56. Be6 {[%emt 0:00:00]} (56. Ke1 {is a better defense.}) 56... Be3 {[%emt 0:00:00]} 57. Bf5 {[%emt 0:00:00]} Kb4 {[%emt 0:00:00]} 58. Be6 {[%emt 0:00:00]} Ka3 {[%emt 0:00:00]} 59. Bf5 {[%emt 0:00:00]} Kb4 {[%emt 0:00:00]} 60. Be6 $1 {[%emt 0:00:00]} Kc5 {[%emt 0:00:00]} 61. Bf5 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 62. Be4 {[%emt 0:00:00]} (62. b4 {was forced.} axb4 63. Rb3) 62... Ke5 {[%emt 0:00:00]} 63. Bf5 {[%emt 0:00:00]} Kf4 {[%emt 0:00:00]} 64. Bd7 {[%emt 0:00:00]} Kf3 {[%emt 0:00:00]} 65. Bf5 {[%emt 0:00:00]} Rf2 {[%emt 0:00:00]} 66. Bd7 {[%emt 0:00:00]} (66. Ke1 $19 Rg2 67. Kd1) 66... Ke4 {[%emt 0:02:12]} 67. Bb5 {[%emt 0:00:00]} Rb2 {[%emt 0:00:04] ( -> ...f5)} 68. Ke1 {[%emt 0:00:00]} f5 {[%emt 0:00:15]} 69. gxf5 {[%emt 0:00:00]} Kxf5 {[%emt 0:00:09] Weighted Error Value: White=0.23 (precise) /Black=0.31} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.11"]
[Round "2.2"]
[White "Mica, Marek"]
[Black "Kubiczek, Michal"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2248"]
[BlackElo "2087"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,139,33,45,50,37,50,62,51,38,37,50,35,50,37,34,34,43,27,48,44,51,35,37,33,89,85,91,76,83,88,81,82,156,102,113,86,79,65,102,93,125,137,144,123,126,107,121,114,111,106,70,82,117,65,83,75,143,143,141,136,185,173,168,166,196,205,201,143,163,172,170,137,214,224,228,225,224,216,202,192,203,212,207,196,349,337,245,208,406,406,406,406,406,406,406,406,406,406,420,416,415,416,424,424,450,450,1064,739,729,728,712,701,694,622,29977,420,29982,29983,29983,29984,29984,29985,29985,29986,29986,29987,29987,29988,29988,29989,29989,29990]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:08]} 2. c4 {[%emt 0:00:06][%cal Bc2c4,Bc4b5][%mdl 32]} c5 {[%emt 0:00:04]} 3. d5 {[%emt 0:00:05]} b5 {[%emt 0:00:05]} 4. cxb5 {[%emt 0:00:05]} a6 {[%emt 0:00:04]} 5. bxa6 {[%emt 0:00:06]} g6 {[%emt 0:00:05][%cal Of8g7]} 6. Nc3 {[%emt 0:00:07] A58: Benko/Volga Gambit: Lines with 5 bxa6.} Bg7 {[%emt 0:00:04][%cal Oe8g8]} 7. e4 {[%emt 0:00:09]} O-O {[%emt 0:00:06][%cal Oe7e6]} 8. a7 {[%emt 0:00:05] White is slightly better.} Rxa7 {[%emt 0:00:29]} 9. Nf3 {[%emt 0:00:09]} e6 {[%emt 0:00:30]} 10. Be2 exd5 {[%emt 0:00:16]} 11. exd5 {[%emt 0:00:15]} d6 {[%emt 0:00:19]} 12. O-O {[%emt 0:00:10]} Na6 {[%emt 0:00:43]} 13. Nb5 {[%emt 0:00:15] Repels Nc7} Rd7 {[%emt 0:05:02]} 14. Bc4 {[%emt 0:02:06]} Bb7 {[%emt 0:01:25]} 15. Qb3 {[%emt 0:00:32]} Qa8 {[%emt 0:02:10][%cal Rb7d5]} 16. Rd1 {[%emt 0:00:09]} Nb4 {[%emt 0:04:24]} (16... Nc7 $14) 17. Bf4 $16 {[%emt 0:01:16]} Rfd8 {[%emt 0:06:33][%cal Rb4d5]} 18. Nc3 {[%emt 0:00:31]} Rb8 {[%emt 0:01:54]} 19. a3 {[%emt 0:14:15]} Na6 {[%emt 0:35:38]} 20. Nb5 $36 {[%emt 0:04:16][%mdl 2048] White is in control. White has more active pieces. The black rooks are badly placed.} Ne8 {[%emt 0:07:34] [#]} (20... Rbd8 $142) 21. Rab1 $146 {[%emt 0:03:07]} (21. Ng5 $142 {Hoping for Qh3.} Rbd8 22. Ne4 (22. Qh3 h6 $18)) ({Predecessor:} 21. Qc2 Nac7 22. Nxc7 Nxc7 23. Qd2 Ba6 24. Bxa6 Rxb2 25. Qd3 Qxa6 26. Qxa6 Nxa6 27. Rab1 {0-1 Ruhlmann,H (1816)-Mathieu,P (2240) FRA-chT Top 12 2021 (7.1)}) 21... Nac7 {[%emt 0:02:08]} 22. Nxc7 {[%emt 0:04:26]} Rxc7 {[%emt 0:01:58]} 23. Qe3 {[%emt 0:02:56]} Ba6 {[%emt 0:01:11]} 24. b3 {[%emt 0:05:51]} Rcb7 {[%emt 0:00:29] ...Bxc4 would be deadly.} 25. Nd2 {[%emt 0:04:25]} Bd4 {[%emt 0:03:41]} 26. Qd3 {[%emt 0:04:27]} Rb6 {[%emt 0:01:10]} 27. Be3 {[%emt 0:01:27]} Bxe3 {[%emt 0:04:41]} 28. fxe3 {[%emt 0:06:11]} Nf6 {[%emt 0:02:11] [#]} 29. Bxa6 $1 {[%emt 0:03:23]} Rxa6 {[%emt 0:02:27]} 30. Nc4 {[%emt 0:00:38]} Nd7 {[%emt 0:02:05]} 31. e4 {[%emt 0:01:10]} ({White should try} 31. b4 $16) 31... Qa7 {[%emt 0:04:18]} 32. Kh1 {[%emt 0:01:34]} Ne5 {[%emt 0:01:21]} ({Better is} 32... Re8) 33. Nxe5 {[%emt 0:01:55]} dxe5 {[%emt 0:00:02]} 34. Qc3 {[%emt 0:04:22]} f6 {[%emt 0:03:18]} (34... Qe7 $16 35. a4 Rb4) 35. b4 $18 {[%emt 0:02:55]} cxb4 {[%emt 0:04:24]} 36. axb4 {[%emt 0:00:10] Black must now prevent d6.} ({Resist} 36. Rxb4 $6 Ra8 $16) 36... Qd7 {[%emt 0:00:54] Inhibits d6.} 37. h3 {[%emt 0:02:36]} Rab6 {[%emt 0:01:11]} 38. Rd2 {[%emt 0:02:53]} Qd6 {[%emt 0:00:32][%cal Rb6b4]} 39. Rdb2 {[%emt 0:02:11]} Rb5 {[%emt 0:01:15]} 40. Qc6 {[%emt 0:07:51]} Qxc6 {[%emt 0:00:59]} (40... R5b6 $16 {might work better.} 41. Qc4 Rb5) 41. dxc6 $16 {[%emt 0:31:06][%mdl 4096] Endgame Strongly threatening Rd1. KRR-KRR} Rc8 {[%emt 0:32:06]} 42. Rc2 {[%emt 0:00:55]} Kf7 {[%emt 0:00:00]} 43. g4 {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 44. Rc4 {[%emt 0:00:00]} Rc7 {[%emt 0:00:00]} 45. Kg2 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 46. Rd1+ {[%emt 0:00:00]} Ke6 $2 {[%emt 0:00:00]} (46... Ke7) 47. Kf3 {[%emt 0:00:00]} Rb6 {[%emt 0:00:00]} 48. Rdc1 {[%emt 0:00:00]} f5 $2 {[%emt 0:00:00]} (48... Ke7 {was worth a try.} 49. Kf2 Kd6) 49. gxf5+ $18 {[%emt 0:00:00]} gxf5 {[%emt 0:00:00]} 50. exf5+ {[%emt 0:00:00]} Kxf5 {[%emt 0:00:00]} 51. Ke3 {[%emt 0:00:00]} Rb5 {[%emt 0:00:00]} 52. h4 {[%emt 0:00:00][%cal Bh3h4,Bh4h5][%mdl 32]} Rb6 {[%emt 0:00:00]} 53. R1c2 {[%emt 0:00:00]} Rb5 {[%emt 0:00:00]} 54. Rf2+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 55. Ke4 {[%emt 0:00:00]} Rb6 {[%emt 0:01:03]} 56. Rfc2 {[%emt 0:00:00]} Rb5 {[%emt 0:00:09]} 57. h5 {[%emt 0:00:00]} Kf6 {[%emt 0:01:26]} (57... Rb6 $142 58. Rc1 Rb8) 58. Rd2 {[%emt 0:00:00]} Ke6 {[%emt 0:00:29]} 59. Rd8 {[%emt 0:01:53]} Rb6 {[%emt 0:00:21]} 60. Re8+ {[%emt 0:01:21]} Kd6 {[%emt 0:00:54]} 61. Rxe5 {[%emt 0:11:47] aiming for b5.} Rcxc6 {[%emt 0:00:24]} 62. Rxc6+ {[%emt 0:03:38]} (62. Rec5 $142 Rc8 63. Rxc8 Rb7 64. R8c6+ Ke7 65. Rc7+ Rxc7 66. Rxc7+ Kd6 67. Rc1) 62... Kxc6 {[%emt 0:00:16] KR-KR} (62... Rxc6 $18 63. Rd5+ Ke6) 63. Re6+ {[%emt 0:00:09] White mates.} Kb5 {[%emt 0:00:36]} 64. Rxb6+ {[%emt 0:00:07]} Kxb6 {[%emt 0:00:19] KPP-KP} 65. Kf5 {[%emt 0:00:13]} Kb5 {[%emt 0:00:05]} 66. Kg5 {[%emt 0:00:08]} Kxb4 {[%emt 0:01:07] [#]} 67. Kh6 $1 {[%emt 0:00:05]} Kc5 {[%emt 0:00:04]} 68. Kxh7 {[%emt 0:00:05]} Kd6 {[%emt 0:00:03]} 69. h6 {[%emt 0:00:15]} Ke7 {[%emt 0:00:05]} 70. Kg7 {[%emt 0:00:05] Weighted Error Value: White=0.06 (flawless) /Black=0.20 (precise)} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.11"]
[Round "2.3"]
[White "Gnojek, Petr"]
[Black "Jun, Rudolf"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2313"]
[BlackElo "2152"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,73,-2,10,0,7,0,0,0,24,15,14,0,11,12,7,6,7,0,2,-20,10,0,10,16,19,12,12,14,20,13,15,15,24,0,0,0,0,0,30,44,43,50,44,32,108,107,236,244,293,285,250,234,403,403,394,343,568,559,802,799,3045,3039,2289,1734]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:41]} 2. c4 {[%emt 0:00:13]} e6 {[%emt 0:00:55]} 3. Nc3 {[%emt 0:00:14]} Bb4 {[%emt 0:00:28]} 4. Bd2 {[%emt 0:00:32]} O-O {[%emt 0:01:06]} 5. Nf3 {[%emt 0:00:14]} d5 {[%emt 0:06:57]} 6. e3 {[%emt 0:00:17]} Nbd7 {[%emt 0:05:35]} 7. Rc1 {[%emt 0:03:38]} c6 {[%emt 0:05:42]} 8. Bd3 {[%emt 0:20:00]} Bd6 {[%emt 0:09:12]} 9. O-O {[%emt 0:10:38] The position is equal.} Re8 {[%emt 0:06:36]} 10. Qc2 {[%emt 0:00:51]} h6 {[%emt 0:08:02]} 11. e4 {[%emt 0:12:21]} dxe4 {[%emt 0:01:20]} 12. Nxe4 {[%emt 0:00:05]} Nxe4 {[%emt 0:01:35]} 13. Bxe4 {[%emt 0:00:04]} e5 $1 {[%emt 0:02:51]} 14. Bc3 {[%emt 0:05:53]} exd4 $1 {[%emt 0:02:28]} 15. Bxd4 {[%emt 0:00:07]} Ne5 {[%emt 0:07:35] [#] Hoping for ...Nxf3+.} (15... Nf6 $5 {[%cal Rf6e4]} 16. Bf5 Bxf5 17. Qxf5 Ne4 $11) 16. Rcd1 {[%emt 0:05:11]} Nxf3+ {[%emt 0:01:30]} 17. Bxf3 {[%emt 0:00:04][%cal Od4c5]} Qg5 {[%emt 0:08:56] Repels Bc5} 18. Qc3 {[%emt 0:05:14][%cal Od4g7]} Bc7 {[%emt 0:04:31]} 19. Rfe1 {[%emt 0:05:17]} Bg4 {[%emt 0:06:14]} 20. Bxg4 {[%emt 0:06:36]} Qxg4 {[%emt 0:00:32]} 21. h3 {[%emt 0:00:04]} Qg5 {[%emt 0:04:14]} 22. Rxe8+ {[%emt 0:02:51]} Rxe8 {[%emt 0:00:05]} 23. Bxa7 {[%emt 0:00:40]} b6 {[%emt 0:04:05] And now ...Ra8 would win.} 24. c5 {[%emt 0:00:08]} b5 {[%emt 0:01:22]} (24... Qf4 $5 {[%cal Rf4h2]} 25. g3 Qa4 $11) 25. Bb6 $36 {[%emt 0:02:35][%mdl 2048] White has good play.} Be5 {[%emt 0:03:19]} 26. Qf3 {[%emt 0:00:10]} Qg6 {[%emt 0:01:45]} 27. b3 {[%emt 0:00:44] aiming for a4.} (27. b4 {feels hotter.} Qc2 28. g3 Bc3 29. Rd7) 27... b4 {[%emt 0:00:44]} (27... Qc2 $1 $14) 28. g3 $16 {[%emt 0:00:10]} Bb2 {[%emt 0:05:33] Black cannot hold the game after this.} (28... Qc2 $16 {keeps fighting.}) 29. Kg2 $18 {[%emt 0:01:16]} Re6 {[%emt 0:00:35]} 30. Ba5 {[%emt 0:03:13]} Bc3 {[%emt 0:00:30]} 31. a3 {[%emt 0:00:33][%cal Ba2a3,Ba3b4,Bb4b5][%mdl 32]} Kh7 $2 {[%emt 0:00:31]} (31... Be1 {is a better defense.}) 32. Bxb4 {[%emt 0:00:32]} Bxb4 {[%emt 0:00:23]} 33. axb4 {[%emt 0:00:05]} f5 $2 {[%emt 0:00:37]} (33... Rf6 {was called for.} 34. Qd3 Re6) 34. h4 {[%emt 0:05:16][%cal Bh3h4,Bh4h5][%mdl 32] White is clearly winning.} f4 {[%emt 0:00:24]} 35. h5 {[%emt 0:01:42]} Qe4 {[%emt 0:00:26]} 36. Qxe4+ {[%emt 0:01:37]} Rxe4 {[%emt 0:00:06] [#]} 37. b5 $1 {[%emt 0:00:05] Weighted Error Value: White=0.05 (flawless) /Black=0.30} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.11"]
[Round "2.4"]
[White "Smolik, Jachym"]
[Black "Hrbek, Stepan"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2297"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,79,0,10,0,-6,-25,10,0,8,8,30,35,25,-20,-33,-38,-33,-23,-23,-74,28,49,57,-35,-48,-41,-28,-50,0,0,12,19,12,21,57,-18,162,21,139,45,182,16,404,407,718,718,711,700,693,662,633,609,585,545,808,818,802,802,827,803,803,803,772,752,942,939,1130,1130,1116,1094,1070,1055]} 1. e4 {[%emt 0:00:08] Erenburg,Sergey} c5 {[%emt 0:00:37]} 2. Nf3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:40]} 3. Bb5 {[%emt 0:00:06]} e6 {[%emt 0:00:12]} 4. Bxc6 {[%emt 0:00:32]} bxc6 {[%emt 0:00:08]} 5. d3 {[%emt 0:00:30]} Qc7 {[%emt 0:00:16]} 6. e5 {[%emt 0:07:09] B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} f6 {[%emt 0:13:36]} 7. Qe2 {[%emt 0:02:30]} fxe5 {[%emt 0:03:30]} 8. Nxe5 {[%emt 0:00:08] The position is equal.} Nf6 {[%emt 0:01:12] [#] Repels Qh5+} 9. f4 $146 {[%emt 0:04:10]} ({Predecessor:} 9. O-O Be7 10. f4 O-O 11. Nd2 d6 12. Nec4 Bd7 13. b3 Nd5 14. Ne4 Rf7 15. g3 {½-½ Volkmann,F (2452)-Moiseenko,A (2618) EU-chT (Men) 14th 2003 (5.1)}) 9... Be7 {[%emt 0:08:31]} 10. c4 {[%emt 0:08:19]} O-O {[%emt 0:00:49]} 11. Nc3 {[%emt 0:04:01]} d6 {[%emt 0:04:00]} 12. Nf3 {[%emt 0:00:03]} Nh5 $1 {[%emt 0:01:10]} 13. g3 {[%emt 0:02:23]} e5 {[%emt 0:01:08]} 14. Ng5 {[%emt 0:10:41] [#]} (14. fxe5 $11 dxe5 15. O-O (15. Nxe5 Bd6 $17) (15. Qxe5 $2 {loses.} Qxe5+ 16. Nxe5 Bd6 $19)) 14... Bxg5 {[%emt 0:05:02]} (14... Nf6 $1 $17 {And now ...Bg4 would win.} 15. fxe5 Bg4) 15. fxg5 $11 {[%emt 0:00:20]} g6 {[%emt 0:00:56]} 16. Bd2 {[%emt 0:19:29]} (16. g4 $1 $14 Nf4 17. Bxf4 Rxf4 18. Rg1) 16... Bh3 $15 {[%emt 0:02:29]} 17. O-O-O {[%emt 0:09:08]} Qd7 {[%emt 0:00:25]} 18. Qe4 {[%emt 0:06:55]} Rf7 {[%emt 0:19:48]} ({Black should try} 18... Rab8 $15) 19. Rhg1 $11 {[%emt 0:04:40][%cal Bh1g1,Bg1g3,Bg3f3][%mdl 32]} Raf8 {[%emt 0:00:18]} 20. g4 {[%emt 0:02:43] Prevents Bf5} Ng7 {[%emt 0:00:15]} ({But not} 20... Nf4 21. Qf3 $16) 21. Rg3 {[%emt 0:00:29] Dodges Rf3} Bf1 {[%emt 0:00:12]} 22. Qe3 {[%emt 0:08:58]} (22. h4 $1 $14) 22... Qe7 $2 {[%emt 0:12:21] Black is now going downhill.} (22... Ne6 $1 $11 {and Black has nothing to worry.}) 23. Re1 {[%emt 0:01:14]} (23. Ne4 $18) 23... Ne8 {[%emt 0:00:42]} (23... Ne6 $1 $11 {keeps the balance.}) 24. Kc2 {[%emt 0:02:26]} (24. h4 $16) 24... Rf2 {[%emt 0:09:19]} (24... Ng7 $14) 25. Nd1 $2 {[%emt 0:02:41]} ({White should play} 25. Ne4 $18 R2f7 26. Kb1) 25... Rg2 {[%emt 0:02:28][%mdl 8192] [#]} (25... Rxh2 $2 26. Qg1 Rh3 27. Rxh3 Bxh3 28. Qg3 $18) (25... R2f7 $1 $11 {and Black stays safe.}) 26. Rf3 $1 $18 {[%emt 0:00:08]} Rxd2+ {[%emt 0:03:12]} (26... Rxf3 $2 27. Qxf3 Qf8 28. Rxf1 $18) (26... Bxd3+ $142 27. Qxd3 Rxg4 28. Rxf8+ Qxf8) 27. Kxd2 {[%emt 0:00:05] White is clearly winning.} Bg2 {[%emt 0:00:03]} 28. Rxf8+ {[%emt 0:00:11]} Qxf8 {[%emt 0:00:05]} 29. Re2 {[%emt 0:01:36]} Qf3 {[%emt 0:00:31]} 30. Qf2 {[%emt 0:01:21]} Bh1 {[%emt 0:00:44]} 31. Ne3 {[%emt 0:01:18]} Ng7 {[%emt 0:05:12]} 32. Qxf3 {[%emt 0:00:06]} Bxf3 {[%emt 0:00:03][%mdl 4096] Endgame KRN-KBN} 33. Rf2 {[%emt 0:00:04]} e4 {[%emt 0:00:04]} 34. dxe4 {[%emt 0:00:10]} Bxe4 {[%emt 0:00:05]} 35. Rf6 {[%emt 0:00:17]} d5 {[%emt 0:00:04]} 36. Rxc6 {[%emt 0:00:36]} d4 {[%emt 0:00:06]} 37. Nd5 {[%emt 0:00:04] Strongly threatening Nf6+.} Kf7 {[%emt 0:00:04] Inhibits Nf6.} 38. Rc7+ {[%emt 0:00:25]} Kf8 {[%emt 0:00:08]} 39. Nf6 {[%emt 0:00:30]} Bf3 {[%emt 0:00:10]} 40. Nxh7+ {[%emt 0:00:22] Weighted Error Value: White=0.36/Black=0.51} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.11"]
[Round "2.5"]
[White "Svanda, Ondrej"]
[Black "Ocelak, Jakub"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "2366"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,69,43,43,36,30,26,30,32,29,29,38,47,42,36,58,43,57,99,93,78,43,72,0,0,0,2,8,7,0,7,24,66,69,131,94,108,84,175,170,257,233,251,233,305,291,350,352,460,446,484,477,479,474,474,445,908,602]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:01:28]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:04]} 3. Bc4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:07]} 4. Ng5 {[%emt 0:07:22]} d5 {[%emt 0:00:11]} 5. exd5 {[%emt 0:00:01]} Na5 {[%emt 0:00:08]} 6. Bb5+ {[%emt 0:00:05]} c6 {[%emt 0:00:06]} 7. dxc6 {[%emt 0:00:02]} bxc6 {[%emt 0:00:07]} 8. Bd3 {[%emt 0:00:01]} Nd5 {[%emt 0:17:20] C58: Two Knights: 4 Ng5 d5 5 exd5 Na5 sidelines.} 9. Nf3 {[%emt 0:00:02][%cal Oe1g1]} (9. Qh5 g6 10. Nxf7 gxh5 $17) 9... Bd6 {[%emt 0:03:22]} 10. O-O {[%emt 0:00:03]} O-O {[%emt 0:01:52] White has an edge.} 11. Re1 $1 {[%emt 0:00:05][%cal Oc2c3]} Re8 {[%emt 0:03:05] 11...f5 is more advanced technology.} 12. Nc3 {[%emt 0:00:52]} f5 {[%emt 0:07:45]} 13. Bf1 {[%emt 0:05:04]} e4 {[%emt 0:20:50]} 14. Nxd5 {[%emt 0:00:08]} cxd5 {[%emt 0:00:17]} 15. Nd4 {[%emt 0:00:01]} Qh4 {[%emt 0:03:48][%csl Gd6][%cal Rh4h2] [#]} 16. g3 {[%emt 0:06:06]} Qf6 {[%emt 0:00:11]} 17. Nb5 {[%emt 0:29:05]} Bb8 {[%emt 0:15:23] [#]} 18. d4 $146 {[%emt 0:05:42]} (18. d3 $16) ({Predecessor:} 18. d3 a6 19. dxe4 Qf7 20. Nc3 dxe4 21. Qd5 Qxd5 22. Nxd5 Be6 23. Rd1 Nc6 24. c4 {1-0 Bobel,P (2281)-Manninen,J (2117) EU-ch C71P/sf05 email 2017}) 18... Be6 $11 {[%emt 0:08:17]} 19. f4 {[%emt 0:00:35]} a6 {[%emt 0:03:49]} 20. Nc3 {[%emt 0:00:43]} Ba7 {[%emt 0:01:04]} 21. Be3 {[%emt 0:00:36]} (21. Bxa6 $2 Bxd4+ 22. Be3 Bxc3 23. bxc3 Rxa6 $19) 21... Bf7 {[%emt 0:03:24]} 22. Na4 {[%emt 0:06:02]} Nc6 {[%emt 0:02:05][%cal Ra7d4]} 23. c3 {[%emt 0:00:44]} (23. Bxa6 $2 {loses.} Nxd4 24. Kh1 Qxa6 $19) 23... Nd8 {[%emt 0:00:13]} (23... a5 $14) 24. b4 {[%emt 0:01:41][%cal Bb2b4,Bb4c5][%mdl 32]} Ne6 {[%emt 0:01:51]} 25. Nc5 {[%emt 0:03:28]} Bxc5 {[%emt 0:00:24]} (25... a5 $16 {might work better.}) 26. bxc5 $18 {[%emt 0:00:03]} ({Weaker is} 26. dxc5 Qxc3 27. g4 (27. Qxd5 Ng5 $15) 27... fxg4 $11) 26... g5 {[%emt 0:00:08]} (26... Reb8 $142 27. Rb1 Nc7) 27. Qd2 {[%emt 0:03:59][%cal Rf4g5]} h6 {[%emt 0:02:46]} 28. Rab1 {[%emt 0:05:05]} gxf4 {[%emt 0:00:45]} 29. Bxf4 {[%emt 0:03:04]} Ng5 {[%emt 0:00:11] ...Nf3+ would be deadly.} 30. Bg2 {[%emt 0:01:03]} Bh5 {[%emt 0:01:09]} 31. Rb6 {[%emt 0:00:13] White is clearly winning.} Re6 {[%emt 0:00:44] Black is weak on the dark squares} 32. Bxg5 {[%emt 0:01:46][%mdl 64] [#] Remove Defender} hxg5 {[%emt 0:00:16]} 33. Rxe6 {[%emt 0:00:02][%mdl 64] Deflection} Qxe6 {[%emt 0:00:07]} 34. Qxg5+ {[%emt 0:00:01]} Bg6 {[%emt 0:00:11]} (34... Qg6 $142 35. Qf4 Qg4) 35. h4 {[%emt 0:00:01] Weighted Error Value: White=0.10 (very precise) /Black=0.31} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.11"]
[Round "2.6"]
[White "Jares, Michal"]
[Black "Mach, Petr"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2177"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "239"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,239,11,27,22,29,21,47,-8,0,-12,12,0,0,-6,-7,-8,-6,-18,0,0,0,-8,7,-1,-13,-13,0,0,1,0,0,0,20,16,13,19,22,23,11,11,11,9,47,47,47,47,47,47,47,47,47,47,47,18,27,38,35,38,44,37,82,72,72,70,72,66,61,62,75,75,75,72,81,73,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,83,0,83,83,83,20,45,60,64,45,45,45,45,34,60,60,60,60,64,60,66,60,67,60,60,60,67,67,67,66,67,67,67,68,74,51,51,51,66,51,51,51,64,64,65,64,64,64,64,64,65,65,65,65,65,65,65,65,66,66,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,161,157,146,132,0,132,132,132,131,131,131,131,131,131,131,29976,29977,29980,29981,29981,29982,29984,29985,29985,29986,29987,29988,29992,29993,29997,29998,29998,29999]} 1. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 2. g3 {[%emt 0:00:06]} g6 {[%emt 0:00:02]} 3. Bg2 {[%emt 0:00:07]} Bg7 {[%emt 0:00:02]} 4. O-O {[%emt 0:00:09]} d5 {[%emt 0:00:01]} 5. d4 {[%emt 0:00:20]} c6 {[%emt 0:00:07]} 6. c4 {[%emt 0:00:12]} dxc4 {[%emt 0:00:08]} 7. a4 {[%emt 0:00:24]} O-O {[%emt 0:02:57][%cal Oc6c5]} 8. Na3 $1 {[%emt 0:02:25] D73: Fianchetto Grünfeld: 5 Nf3 .} Na6 {[%emt 0:02:12]} 9. Nxc4 {[%emt 0:01:04]} Be6 {[%emt 0:00:12]} 10. Nce5 {[%emt 0:01:24]} (10. b3 $14) 10... Bd5 {[%emt 0:13:14] [#]} 11. Bd2 $146 {[%emt 0:12:53]} ({Predecessor:} 11. Bf4 Ne4 12. Qc1 c5 13. Rd1 f6 14. dxc5 Naxc5 15. Nd2 fxe5 16. Nxe4 Nb3 17. Qb1 {1-0 Siddharth,J (2132)-Podat,V (2345) Karlsruhe Grenke op 2019 (6)}) 11... Nd7 {[%emt 0:07:19]} 12. Nxd7 {[%emt 0:07:17]} Qxd7 {[%emt 0:01:39]} 13. Bc3 {[%emt 0:02:27]} Rfd8 {[%emt 0:12:42]} 14. Qc2 {[%emt 0:00:06]} Qe6 {[%emt 0:05:57] Against e4} 15. e3 {[%emt 0:05:01]} Rac8 {[%emt 0:07:37]} 16. b4 {[%emt 0:04:44]} Be4 {[%emt 0:02:03]} 17. Qe2 {[%emt 0:03:15] Threatens to win with Ng5.} Qd6 {[%emt 0:01:43]} 18. Qb2 {[%emt 0:06:41]} Nc7 {[%emt 0:05:10]} 19. Rfc1 {[%emt 0:04:07]} Qd5 {[%emt 0:04:16]} 20. Qe2 {[%emt 0:04:02]} Qh5 {[%emt 0:03:25]} 21. h3 {[%emt 0:02:27]} Nd5 {[%emt 0:01:54]} 22. Bd2 {[%emt 0:02:32]} e5 {[%emt 0:03:23]} 23. g4 {[%emt 0:04:21]} Bxf3 {[%emt 0:00:08]} 24. Qxf3 {[%emt 0:00:14]} Qh4 {[%emt 0:00:18]} 25. dxe5 {[%emt 0:03:01]} Bxe5 {[%emt 0:00:10]} 26. Ra2 {[%emt 0:00:40]} Qe7 {[%emt 0:03:32]} 27. b5 {[%emt 0:04:10]} Nb4 {[%emt 0:00:32]} 28. Bxb4 {[%emt 0:00:52]} Qxb4 {[%emt 0:00:11]} 29. Qe4 {[%emt 0:01:43]} Qxe4 {[%emt 0:09:17]} 30. Bxe4 {[%emt 0:00:02]} cxb5 {[%emt 0:00:10]} 31. Rxc8 {[%emt 0:00:13]} Rxc8 {[%emt 0:00:03]} 32. axb5 $14 {[%emt 0:00:20][%mdl 4096] Endgame KRB-KRB} Rc5 {[%emt 0:00:10]} 33. Bd3 {[%emt 0:03:36]} Rc1+ {[%emt 0:02:09]} 34. Kg2 {[%emt 0:00:04]} Ra1 {[%emt 0:00:03]} 35. Rc2 {[%emt 0:03:00]} Ra3 {[%emt 0:03:31]} 36. Be4 {[%emt 0:02:40]} a6 {[%emt 0:01:50]} 37. Rc8+ {[%emt 0:02:20]} Kg7 {[%emt 0:00:05]} 38. Re8 {[%emt 0:00:24] Against Ra5} Bf6 {[%emt 0:00:20]} 39. Rb8 $1 {[%emt 0:03:49]} ({Much weaker is} 39. Bxb7 axb5 40. Rb8 Be5 $11) 39... axb5 {[%emt 0:02:04]} 40. Rxb7 {[%emt 0:00:23]} Ra8 {[%emt 0:01:17]} 41. Bd5 {[%emt 0:32:29]} Rf8 {[%emt 0:30:04]} 42. Rxb5 {[%emt 0:00:42] White is more active.} Re8 {[%emt 0:00:05]} 43. Ba2 {[%emt 0:09:37]} g5 {[%emt 0:00:22]} 44. Ra5 {[%emt 0:05:23]} Re5 {[%emt 0:00:45]} 45. Ra6 {[%emt 0:00:30]} Re7 {[%emt 0:00:18]} 46. Kf3 {[%emt 0:00:00]} Be5 {[%emt 0:00:00]} 47. Ke2 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 48. Bd5 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} 49. Be4 {[%emt 0:00:00]} Re7 {[%emt 0:00:00]} 50. Bf5 {[%emt 0:00:00]} Rb7 {[%emt 0:00:00]} 51. Kf3 {[%emt 0:00:00]} Re7 {[%emt 0:00:00]} 52. Ra4 {[%emt 0:00:00]} Bf6 {[%emt 0:00:00]} 53. Be4 {[%emt 0:00:00]} Rc7 {[%emt 0:00:00]} 54. Kg3 {[%emt 0:00:00]} Rc3 {[%emt 0:00:00]} 55. Kg2 {[%emt 0:00:00]} Be5 {[%emt 0:00:00]} 56. Ra5 {[%emt 0:00:00]} Bf6 {[%emt 0:00:00]} 57. Ra7 {[%emt 0:00:00]} Be5 {[%emt 0:00:00]} 58. Ra5 {[%emt 0:00:00]} Bf6 {[%emt 0:00:00]} 59. Rf5 {[%emt 0:00:00]} Rc7 {[%emt 0:00:00] [#]} 60. h4 {[%emt 0:00:49]} Re7 {[%emt 0:00:00]} 61. hxg5 {[%emt 0:00:42]} hxg5 {[%emt 0:00:00]} 62. Bd3 {[%emt 0:00:20]} Re5 {[%emt 0:00:00]} 63. Rf3 {[%emt 0:00:06]} Re8 {[%emt 0:00:00]} 64. Kf1 {[%emt 0:02:41]} Rb8 {[%emt 0:00:00]} 65. Rf5 {[%emt 0:00:16]} Re8 {[%emt 0:00:00]} 66. Ra5 {[%emt 0:00:23]} Be5 {[%emt 0:00:00]} 67. Kg2 {[%emt 0:00:20]} Re7 {[%emt 0:00:00]} 68. Rb5 {[%emt 0:00:33]} Bf6 {[%emt 0:00:00]} 69. Kg3 {[%emt 0:00:29]} Re5 {[%emt 0:01:33]} 70. Rb4 {[%emt 0:01:07]} Be7 {[%emt 0:00:33]} 71. Ra4 {[%emt 0:00:11]} Bd6 {[%emt 0:00:56] And now ...Re4+ would win.} 72. Kg2 {[%emt 0:00:17]} Re6 {[%emt 0:00:23]} 73. Be4 {[%emt 0:00:29]} Rh6 {[%emt 0:00:16]} 74. Ra5 {[%emt 0:01:02]} Be7 {[%emt 0:00:56]} 75. f4 {[%emt 0:00:50]} gxf4 {[%emt 0:02:31]} 76. exf4 {[%emt 0:00:02]} Bd6 {[%emt 0:02:35]} 77. Kg3 {[%emt 0:00:40]} Rf6 {[%emt 0:00:20]} 78. Bf5 {[%emt 0:00:18] g5 is the strong threat.} Bc7 {[%emt 0:00:23]} 79. Rc5 {[%emt 0:00:39]} Bb6 {[%emt 0:00:30]} 80. Rb5 {[%emt 0:00:03]} Bc7 {[%emt 0:00:27]} 81. g5 {[%emt 0:01:54]} Rc6 {[%emt 0:01:13]} 82. Be4 {[%emt 0:00:32]} Rc4 {[%emt 0:01:45]} 83. Kf3 {[%emt 0:00:18]} Rc3+ {[%emt 0:00:05]} 84. Kg4 {[%emt 0:00:10]} Rc4 {[%emt 0:00:16]} 85. Kf5 {[%emt 0:01:00]} Bd6 {[%emt 0:02:46]} 86. Rb7 {[%emt 0:01:29]} Rc5+ {[%emt 0:00:12]} 87. Kg4 {[%emt 0:00:05]} Rc4 {[%emt 0:00:21] [#]} (87... Rc7 $14) 88. Rxf7+ $3 $18 {[%emt 0:00:36][%mdl 576] Decoy} Kxf7 {[%emt 0:00:05]} 89. Bd5+ {[%emt 0:00:03]} Kg6 {[%emt 0:00:40]} 90. Bxc4 {[%emt 0:00:02] Intending f5+ and mate. KB-KB} Be7 {[%emt 0:00:08]} 91. Bd3+ {[%emt 0:00:33]} Kf7 {[%emt 0:00:12]} 92. Kf5 {[%emt 0:01:07]} Bd6 {[%emt 0:01:19]} 93. Be2 {[%emt 0:00:02]} Bc7 {[%emt 0:00:19]} 94. Bf3 {[%emt 0:00:18]} Bd6 {[%emt 0:00:05]} 95. Bg4 {[%emt 0:00:16]} Bc7 {[%emt 0:00:08]} 96. Bd1 {[%emt 0:00:34]} Bd6 {[%emt 0:00:05]} 97. Bh5+ {[%emt 0:01:03]} Kg7 {[%emt 0:00:05]} 98. Be8 $1 {[%emt 0:00:31]} Bc7 {[%emt 0:00:07]} 99. Ba4 {[%emt 0:00:33]} Kf7 {[%emt 0:00:07]} 100. Bb3+ {[%emt 0:00:06]} Kg7 {[%emt 0:00:05]} 101. Bc4 {[%emt 0:00:24]} Bd6 {[%emt 0:00:07]} 102. Bb5 {[%emt 0:01:02]} Kf7 {[%emt 0:00:07]} 103. Bc6 $1 {[%emt 0:00:30]} Bc7 {[%emt 0:00:06]} 104. Kg4 {[%emt 0:00:55]} Ba5 {[%emt 0:00:54]} 105. Kf3 {[%emt 0:00:52]} Bd2 {[%emt 0:00:28]} 106. Kg4 {[%emt 0:01:27]} (106. Bd5+ $16 Kg6 107. Kg4) 106... Bc3 {[%emt 0:00:20]} (106... Ba5 $1 $11 {keeps the balance.}) 107. Bd5+ {[%emt 0:02:06]} Kg7 {[%emt 0:00:05]} 108. f5 {[%emt 0:00:27]} Bb2 {[%emt 0:00:06]} 109. Bc4 {[%emt 0:00:43]} Bc3 {[%emt 0:00:05]} 110. Bb5 {[%emt 0:00:33]} Bd4 {[%emt 0:00:16]} 111. Be8 {[%emt 0:00:19]} Bc3 $2 {[%emt 0:00:24][%mdl 8192] This move loses the game for Black.} (111... Kf8 $16) 112. Bh5 $1 {[%emt 0:00:13] White mates.} Bb2 {[%emt 0:00:22] [#]} 113. Kf3 $1 {[%emt 0:00:20]} Bc3 {[%emt 0:06:52]} 114. Ke4 {[%emt 0:00:20]} Bb2 {[%emt 0:00:04] [#]} 115. Kd5 $1 {[%emt 0:01:11]} Bc1 {[%emt 0:00:34]} 116. f6+ {[%emt 0:00:08]} Kh7 {[%emt 0:00:41]} 117. g6+ {[%emt 0:00:14]} Kh6 {[%emt 0:00:06]} 118. g7 {[%emt 0:00:32]} Kh7 {[%emt 0:00:03]} 119. Bf7 {[%emt 0:00:19]} Bb2 {[%emt 0:00:22]} 120. g8=Q+ {Weighted Error Value: White=0.07 (flawless) /Black=0.06 (flawless)} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "3.1"]
[White "Mach, Petr"]
[Black "Hlavina, Matous"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2167"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 26,70,0,0,4,1,6,6,0,2,11,11,9,0,-8,-11,-11,-6,-1,-8,-12,-12,-8,-8,7,7,8,0,10,0,10,0,0,-42,-42,-42,-42,-42,-42,-42,-42,-42,-38,-38,-38,-31,-2]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:01:27]} 2. c4 {[%emt 0:00:16]} g6 {[%emt 0:00:40]} 3. Nc3 {[%emt 0:00:23]} d5 {[%emt 0:00:24]} 4. cxd5 {[%emt 0:00:09]} Nxd5 {[%emt 0:00:18]} 5. e4 {[%emt 0:00:08]} Nxc3 {[%emt 0:00:04]} 6. bxc3 {[%emt 0:00:09]} Bg7 {[%emt 0:00:04]} 7. Nf3 {[%emt 0:00:08]} c5 {[%emt 0:00:08]} 8. Rb1 {[%emt 0:00:06]} O-O {[%emt 0:01:29]} 9. Be2 {[%emt 0:02:20]} cxd4 {[%emt 0:02:32]} 10. cxd4 {[%emt 0:00:12]} Qa5+ {[%emt 0:01:10]} 11. Qd2 {[%emt 0:02:09]} Qxd2+ {[%emt 0:02:05]} 12. Bxd2 {[%emt 0:00:09]} b6 {[%emt 0:00:53]} 13. Rc1 {[%emt 0:02:55]} Bb7 {[%emt 0:01:10]} 14. Bd3 {[%emt 0:01:09]} Rd8 {[%emt 0:02:49] D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 15. Rc7 {[%emt 0:01:04][%csl LRb7,LRe7]} Rd7 {[%emt 0:01:08]} 16. Rxd7 {[%emt 0:00:17]} Nxd7 {[%emt 0:00:12] The position is equal.} 17. Ke2 {[%emt 0:00:29]} Nf6 {[%emt 0:03:33]} 18. d5 {[%emt 0:00:30]} Nd7 {[%emt 0:02:38]} 19. Be3 {[%emt 0:01:17]} Rc8 {[%emt 0:02:15]} 20. Rc1 {[%emt 0:00:59]} Rxc1 {[%emt 0:00:55]} 21. Bxc1 {[%emt 0:00:07]} Nc5 {[%emt 0:00:34]} 22. Ba3 {[%emt 0:00:35]} Nxd3 {[%emt 0:03:02]} 23. Kxd3 $11 {[%emt 0:00:15][%mdl 4096] Endgame KBB-KBN} Kf8 {[%emt 0:00:12]} 24. Nd4 {[%emt 0:01:51]} Bxd4 {[%emt 0:02:09]} 25. Kxd4 {[%emt 0:01:40] KB-KB} Ke8 {[%emt 0:00:12] [#]} 26. g3 $146 {[%emt 0:00:11]} ({Predecessor:} 26. Bc1) 26... Kd7 {[%emt 0:00:45]} 27. f4 {[%emt 0:00:08]} Ba6 {[%emt 0:00:56]} 28. e5 {[%emt 0:01:37]} Bf1 {[%emt 0:02:11]} 29. d6 {[%emt 0:00:59]} exd6 {[%emt 0:01:15] Black is slightly better.} 30. Bxd6 {[%emt 0:00:30]} Bh3 {[%emt 0:00:36]} 31. Bb8 {[%emt 0:01:17]} Kc6 {[%emt 0:00:34]} 32. Bd6 {[%emt 0:00:30]} (32. Bxa7 $2 {perishes.} Kb7 33. Bxb6 Kxb6 $19) 32... Be6 {[%emt 0:00:33]} 33. a3 {[%emt 0:00:12]} Kb5 {[%emt 0:00:27]} 34. Be7 {[%emt 0:00:22]} Ka4 {[%emt 0:01:10]} 35. Kc3 {[%emt 0:00:06]} h5 {[%emt 0:00:26] Weighted Error Value: White=0.05 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "3.2"]
[White "Ocelak, Jakub"]
[Black "Jares, Michal"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2190"]
[BlackElo "2177"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,97,28,0,0,0,40,26,18,49,155,60,125,140,177,180,184,174,189,186,186,191,196,193,175,186,192,137,164,166,156,166,274,258,283,275,280,166,198,163,270,264,269,252,353,329,335,324,512,536,568,587,498,212,208,223,315,315,315,315,310,310,296,250,367,311,319,318,439,424,432,432,382,297,380,279,262,251,210,157,173,72]} 1. e4 {[%emt 0:00:05] Edouard,Romain} c5 {[%emt 0:00:02]} 2. Nf3 {[%emt 0:00:09]} d6 {[%emt 0:00:08]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:09]} 5. Nc3 {[%emt 0:00:04]} g6 {[%emt 0:00:08]} 6. Be3 {[%emt 0:00:03]} Bg7 {[%emt 0:00:07]} 7. f3 {[%emt 0:00:05]} O-O {[%emt 0:00:10]} 8. Qd2 {[%emt 0:00:03]} Nc6 {[%emt 0:00:15]} 9. g4 {[%emt 0:00:04]} Be6 {[%emt 0:00:09]} 10. h4 {[%emt 0:00:06]} d5 {[%emt 0:16:08] B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0.} 11. e5 {[%emt 0:00:05] now supersedes 11.0-0-0.} Nxe5 {[%emt 0:14:04][%cal Oe6g4]} 12. O-O-O $1 {[%emt 0:00:03] [#]} Rc8 $146 {[%emt 0:05:46][%cal Oe6g4] White has an edge.} ({Predecessor:} 12... Qa5 13. Be2 Rfc8 14. h5 Rxc3 15. Qxc3 Qxa2 16. hxg6 hxg6 17. Nxe6 fxe6 18. Qxe5 Qa1+ 19. Kd2 Qa5+ 20. Kc1 Qa1+ 21. Kd2 Qa5+ 22. Kc1 Qa1+ 23. Kd2 {½-½ Bauer,C (2618)-Edouard,R (2634) FRA-ch 90th Saint Quentin 2015 (9)}) 13. h5 {[%emt 0:04:16]} Qa5 {[%emt 0:08:16]} (13... Bd7 $1 $14) 14. a3 {[%emt 0:02:24]} (14. hxg6 $16 Nxf3 15. Nxf3 fxg6 16. Ng5 Rxc3 17. Qxc3 (17. Nxe6 $2 Qxa2 18. Qd4 Qa1+ 19. Kd2 Qxb2 $19) 17... Qxa2 18. Qa3 (18. Nxe6 $2 Qa1+ 19. Kd2 Ne4+ {[%mdl 64] Discovered Attack, Double Attack} 20. Ke2 Ng3+ 21. Kd2 Bxc3+ 22. Kxc3 Qxd1 $19) 18... Qxa3 19. bxa3 Bxg4 20. Bh3 Bxd1 21. Be6+ (21. Kxd1 Bh6 $14) 21... Kh8 22. Kxd1 (22. Rxd1 h5 $16)) 14... Nxf3 {[%emt 0:13:12]} 15. Nxf3 $16 {[%emt 0:19:29]} Nxg4 {[%emt 0:02:09][%cal Rg7c3]} 16. Bd4 {[%emt 0:30:48] Bxg7 would be deadly.} (16. Nxd5 $2 Qxd5 17. Qxd5 Bxd5 18. Rxd5 Nxe3 $19) 16... Bh6 {[%emt 0:02:53]} 17. Ng5 {[%emt 0:00:11]} f6 {[%emt 0:03:44] [#]} 18. Nxe6 {[%emt 0:01:25][%cal Od2h6] aiming for Qxh6! Excellent horsemanship.} Bxd2+ {[%emt 0:00:03]} 19. Rxd2 {[%emt 0:00:07]} Rc6 {[%emt 0:11:16]} 20. Nxf8 {[%emt 0:07:06]} Kxf8 {[%emt 0:00:02]} 21. hxg6 {[%emt 0:02:39]} hxg6 {[%emt 0:00:18]} 22. Be2 {[%emt 0:06:33]} ({White should try} 22. Bh3 $18 e5 23. Bxg4 exd4 24. Ne2 (24. Rxd4 Rxc3 25. bxc3 Qxc3 $11)) 22... e5 {[%emt 0:02:08]} 23. Bxg4 {[%emt 0:03:36]} exd4 {[%emt 0:00:04] [#]} 24. Ne2 {[%emt 0:00:51] White is more active.} (24. Rxd4 Rxc3 25. bxc3 Qxc3 $11) 24... d3 {[%emt 0:03:37]} (24... Rb6 {was worth a try.}) 25. Rxd3 $18 {[%emt 0:01:14]} (25. Nd4 $6 dxc2 26. Nxc6 bxc6 27. Rxc2 (27. Kxc2 $2 Qa4+ 28. Kc1 Qxg4 $19) 27... Qc7 $18) 25... f5 {[%emt 0:07:34]} 26. Bf3 {[%emt 0:00:39]} Re6 {[%emt 0:05:10]} 27. Rhd1 {[%emt 0:07:23]} (27. Bxd5 $2 Rxe2 28. Rhd1 Qc5 $19) (27. Rxd5 $142 Qc7 28. Rhd1) 27... Qc5 {[%emt 0:01:41]} 28. Nd4 {[%emt 0:03:24]} (28. Rxd5 Qe3+ 29. R5d2 Qxf3 $11) 28... Rb6 {[%emt 0:00:44]} (28... Re5 $142 29. Kb1 a6) 29. Re1 {[%emt 0:01:21] And now Ne6+ would win.} Kf7 {[%emt 0:03:03] Prevents Ne6} 30. Kb1 {[%emt 0:05:38]} Qd6 {[%emt 0:00:41]} (30... Qc4 {is a better defense.} 31. Re5 (31. Nxf5 Qb5 $14) 31... Rd6) 31. Nb3 {[%emt 0:00:38]} Qf4 {[%emt 0:00:35]} 32. Nc5 {[%emt 0:01:28]} Qh4 {[%emt 0:00:53]} (32... g5 {keeps fighting.} 33. Bh5+ Kg7 34. Ne6+ (34. Rxd5 Qh4 $18) 34... Rxe6 35. Rxe6 g4) 33. Rh1 {[%emt 0:01:44]} Qf2 {[%emt 0:00:34]} 34. Bxd5+ {[%emt 0:00:26]} Kg7 {[%emt 0:00:27]} 35. Na4 {[%emt 0:01:09]} (35. Nxb7 g5 36. Nd8 Rd6 $18) (35. Nd7 $142 {Black must now prevent Rdh3.} Rd6 36. Rdh3 (36. Bxb7 Rxd3 37. cxd3 Qd4 $17) 36... Rxd7 37. Rh7+ {[%mdl 64] Skewer} Kf6 38. Rxd7) 35... Rd6 {[%emt 0:00:30]} 36. Nc3 {[%emt 0:00:06]} (36. Bxb7 Rxd3 37. cxd3 g5 $11) 36... a6 {[%emt 0:00:50]} (36... Qc5 {might work better.} 37. Re1 (37. Bxb7 Rxd3 38. cxd3 g5 $16) 37... Rd7) 37. Rdh3 {[%emt 0:00:17]} ({Inferior is} 37. Bxb7 Rxd3 38. cxd3 g5 $14) 37... Qd4 {[%emt 0:00:42] Against Ne4} 38. Rh7+ {[%emt 0:01:37]} Kf6 {[%emt 0:00:13]} 39. Rf7+ {[%emt 0:00:45]} Kg5 {[%emt 0:00:26]} 40. Bb3 {[%emt 0:00:49]} ({Less strong is} 40. Rxb7 Rxd5 41. Nxd5 Qxd5 42. Rg1+ Kf4 $16) 40... Qg4 {[%emt 0:01:02]} (40... b5 $142 41. Re7 Qb6) 41. Ka2 {[%emt 0:06:01]} b5 {[%emt 0:04:41]} 42. Re7 {[%emt 0:01:15]} a5 {[%emt 0:10:25]} 43. Nxb5 {[%emt 0:06:05]} Rd1 {[%emt 0:00:42]} 44. Rxd1 {[%emt 0:02:04]} Qxd1 {[%emt 0:00:02]} 45. Nc3 {[%emt 0:00:18]} Qd4 {[%emt 0:02:17]} 46. Bd5 {[%emt 0:00:47]} Kh6 {[%emt 0:01:46]} 47. Rc7 {[%emt 0:06:55]} g5 {[%emt 0:01:17]} 48. Rc6+ {[%emt 0:01:16]} Kg7 {[%emt 0:00:37] [#]} 49. b4 {[%emt 0:02:45] An interesting game.   Weighted Error Value: White=0.35/Black=0.40} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "3.3"]
[White "Hrbek, Stepan"]
[Black "Svanda, Ondrej"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2340"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,96,32,34,26,24,22,32,23,0,0,-29,18,26,24,0,27,0,0,0,0,0,0,0,0,0,0,0,0,-2,0,0,0,0,0,0,0,7,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:41]} e6 {[%emt 0:01:23]} 2. g3 {[%emt 0:01:47]} d5 {[%emt 0:00:07]} 3. Bg2 {[%emt 0:00:06]} Nf6 {[%emt 0:00:04]} 4. O-O {[%emt 0:00:07]} Be7 {[%emt 0:00:01]} 5. c4 {[%emt 0:02:01]} O-O {[%emt 0:00:22]} 6. b3 {[%emt 0:00:07]} a5 {[%emt 0:02:02]} 7. Nc3 {[%emt 0:06:59]} Nbd7 {[%emt 0:04:35] A14: English Opening: 1...e6 with b3 by White.} 8. d4 {[%emt 0:00:41]} c6 {[%emt 0:01:01]} 9. Qc2 {[%emt 0:09:06]} b6 {[%emt 0:03:53] White is slightly better.} 10. Rd1 {[%emt 0:18:22]} Ba6 {[%emt 0:00:44]} 11. Ne5 {[%emt 0:00:05] [#]} Qc7 $146 {[%emt 0:06:55]} (11... Nxe5 {was preferrable.} 12. dxe5 Ng4) ({Predecessor:} 11... Rc8 12. e4 dxc4 13. Nxc4 b5 14. Ne3 Qb6 15. Bf3 Rfd8 16. Bb2 Bb7 17. Rac1 Qa7 {0-1 Vragoteris,A (2261)-Halkias,S (2567) Isthmia op 3rd 2013 (3)}) 12. Nxd7 {[%emt 0:02:46]} Nxd7 {[%emt 0:05:53]} 13. Bf4 {[%emt 0:02:04]} Bd6 {[%emt 0:03:36]} 14. cxd5 {[%emt 0:02:06]} cxd5 {[%emt 0:01:35] The position is equal.} 15. Bxd6 {[%emt 0:00:13]} Qxd6 {[%emt 0:00:01]} 16. e4 {[%emt 0:00:22][%cal Re4d5]} Rac8 {[%emt 0:01:49]} 17. exd5 {[%emt 0:07:58]} exd5 {[%emt 0:02:10]} 18. Rac1 {[%emt 0:02:15]} Nf6 {[%emt 0:00:10]} 19. Qf5 {[%emt 0:00:23][%cal Rc3d5]} Rfd8 {[%emt 0:13:17]} 20. Na4 {[%emt 0:10:04]} Rxc1 {[%emt 0:07:12]} 21. Rxc1 {[%emt 0:00:10]} h6 {[%emt 0:00:01]} 22. Bf1 {[%emt 0:12:10]} Qa3 {[%emt 0:09:18]} 23. Rc2 {[%emt 0:02:41]} Bxf1 {[%emt 0:00:02]} 24. Kxf1 {[%emt 0:00:49]} Qb4 {[%emt 0:00:02]} 25. Rc8 {[%emt 0:00:42]} Rxc8 {[%emt 0:01:31]} 26. Qxc8+ $11 {[%emt 0:00:08][%mdl 4096] Endgame KQN-KQN} Kh7 {[%emt 0:00:01]} 27. Qf5+ {[%emt 0:00:10]} Kg8 {[%emt 0:00:02]} 28. Qc8+ {[%emt 0:00:19]} Kh7 {[%emt 0:00:00]} 29. Qc3 {[%emt 0:07:31]} Qxc3 {[%emt 0:00:31]} 30. Nxc3 {[%emt 0:00:06][%cal Og3g4] KN-KN} Kg6 {[%emt 0:00:03]} 31. Ke2 {[%emt 0:00:46]} Kf5 {[%emt 0:00:02]} 32. f3 {[%emt 0:00:20][%cal Bf2f3,Bf3f4,Bf4g5][%mdl 32]} Ke6 {[%emt 0:03:19]} 33. Ke3 {[%emt 0:06:53]} g5 {[%emt 0:04:27]} 34. g4 {[%emt 0:00:34]} Kd6 {[%emt 0:03:36]} 35. h3 {[%emt 0:01:37]} h5 {[%emt 0:01:15]} 36. f4 {[%emt 0:01:51]} hxg4 {[%emt 0:04:30]} 37. hxg4 {[%emt 0:00:05]} (37. fxg5 $2 {perishes.} gxh3 38. Nb5+ Kc6 39. Na7+ Kb7 $19) 37... Nxg4+ {[%emt 0:05:02]} 38. Kf3 {[%emt 0:00:06]} Nh6 {[%emt 0:09:22] White must now prevent ...g4+.} ({Resist} 38... Nh2+ 39. Kg3 Nf1+ 40. Kf2 $16) 39. fxg5 {[%emt 0:00:07]} Nf5 {[%emt 0:00:02]} 40. Ne2 {[%emt 0:02:59]} Ke6 {[%emt 0:02:28]} 41. a4 {[%emt 0:06:44]} Ne7 {[%emt 0:05:47]} 42. Kf4 {[%emt 0:06:22]} f6 {[%emt 0:01:56]} 43. gxf6 {[%emt 0:03:17]} Kxf6 {[%emt 0:00:03]} 44. Nc3 {[%emt 0:00:08]} Ke6 {[%emt 0:00:29]} 45. Kg5 {[%emt 0:00:16]} Nc6 {[%emt 0:00:38]} 46. Nb5 {[%emt 0:00:28]} Nb4 {[%emt 0:00:22]} 47. Nc7+ {[%emt 0:00:29]} Kd6 {[%emt 0:00:07]} (47... Kd7 $5 48. Nb5 $8 Ke6 $11) 48. Nb5+ {[%emt 0:00:08]} Ke6 {[%emt 0:01:19]} 49. Nc7+ {[%emt 0:00:09] An even fight not without its subleties.   Weighted Error Value: White=0.03 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "3.4"]
[White "Jun, Rudolf"]
[Black "Smolik, Jachym"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2152"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,146,8,25,7,18,4,5,0,2,0,5,6,7,0,0,0,16,15,8,8,13,0,-4,-31,-32,-32,-32,-32,-25,-31,0,-30,-6,-45,-43,-107,-107,-110,-107,-106,-107,-107,-100,-100,-100,-100,-60,-63,-61,-67,-62,-64,-64,-77,-75,-62,-50,-83,-57,-49,-29,-57,-4,0,0,0,0,-90,-85,-83,-83,-95,-8,-70,-18,-143,-143,-148,-153,-151,-143,-143,-143,-107,-43,-43,-43,-43,-43,-43,-43,-72,-68,-236,-204,-208,-190,-1195,-1194,-1083,-1068,-1068,-520,-502,-466,-4798,-404,-12664,-12063,-12664,-4590,-29966,-29964,-29972,-29973,-29973,-29974,-29974,-29975,-29975,-29976,-29976,-29977,-29977,-29978,-29977,-29978,-29978,-29979,-29979,-29979,-29984,-29985,-29985,-29986,-29987,-29988,-29988,0]} 1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:01]} 2. d4 {[%emt 0:00:50]} d5 {[%emt 0:00:05]} 3. exd5 {[%emt 0:01:44]} cxd5 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:01:14]} Nc6 {[%emt 0:00:35]} 5. c3 {[%emt 0:02:12]} Qc7 {[%emt 0:05:22]} 6. g3 {[%emt 0:04:49] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bg4 {[%emt 0:11:28]} 7. Bg2 {[%emt 0:00:55]} e6 {[%emt 0:00:41]} 8. Bf4 {[%emt 0:02:08] The position is equal.} Bd6 {[%emt 0:00:49]} 9. Bxd6 {[%emt 0:01:27]} Qxd6 {[%emt 0:00:02]} 10. Nbd2 {[%emt 0:01:46]} Nf6 {[%emt 0:00:52] [#]} 11. Qe2 $146 {[%emt 0:03:49]} ({Predecessor:} 11. O-O O-O 12. Re1 Nd7 13. Re3 b5 14. h3 Bxf3 15. Qxf3 b4 16. Bf1 bxc3 17. bxc3 {0-1 Parrado,A (1554)-Ryjanova,J (2289) Oceania zt (Women) 2019 (3)}) 11... O-O {[%emt 0:08:59]} 12. h3 {[%emt 0:01:36]} Bxf3 {[%emt 0:03:30]} 13. Nxf3 {[%emt 0:00:27]} Qc7 {[%emt 0:08:08]} 14. O-O {[%emt 0:01:31]} Rab8 {[%emt 0:00:47]} 15. Ne1 {[%emt 0:07:16]} b5 {[%emt 0:13:12]} 16. b4 {[%emt 0:04:17]} Ne7 {[%emt 0:00:24]} 17. Rc1 {[%emt 0:01:30]} a5 {[%emt 0:01:36] Hoping for ...axb4.} 18. a3 {[%emt 0:11:54]} Nf5 {[%emt 0:00:19] White must now prevent ...Nxd4.} 19. Nd3 {[%emt 0:01:18]} Qc4 {[%emt 0:01:26]} 20. Rfd1 {[%emt 0:02:23]} (20. bxa5 Ra8 $17) 20... Rfc8 {[%emt 0:10:27]} 21. Bf1 {[%emt 0:07:09]} Qb3 {[%emt 0:11:19][%csl LRa3,LRc3]} 22. Qb2 {[%emt 0:21:45]} (22. Nc5 $15 Qxa3 23. g4) 22... Qxb2 $17 {[%emt 0:00:08]} 23. Nxb2 {[%emt 0:00:04]} axb4 {[%emt 0:05:36]} 24. axb4 {[%emt 0:01:30]} Ne4 {[%emt 0:00:10]} 25. Rd3 {[%emt 0:01:42]} Ra8 {[%emt 0:01:02] Black has more active pieces. The white rooks are badly placed.} 26. g4 {[%emt 0:00:58]} Nfd6 {[%emt 0:03:19]} 27. f3 {[%emt 0:01:54]} Nf6 {[%emt 0:00:06]} 28. Rd2 {[%emt 0:02:28]} Nd7 {[%emt 0:01:48][%cal Bf6d7,Bd7b6,Bb6a4][%mdl 32]} 29. Nd3 {[%emt 0:01:11]} Ra3 {[%emt 0:00:50]} 30. Nc5 {[%emt 0:00:50]} Nb6 {[%emt 0:00:02]} 31. Kf2 {[%emt 0:01:00]} Kf8 {[%emt 0:01:45]} 32. Bd3 {[%emt 0:02:56]} Ke7 {[%emt 0:02:34]} 33. f4 {[%emt 0:00:55][%cal Bf3f4,Bf4f5][%mdl 32]} Na4 {[%emt 0:04:03]} 34. Rdc2 {[%emt 0:02:56]} h5 {[%emt 0:01:45]} 35. f5 {[%emt 0:01:58]} hxg4 {[%emt 0:00:36]} (35... exf5 $1 $15 36. gxf5 Kf6) 36. hxg4 $11 {[%emt 0:00:29]} Rh8 {[%emt 0:01:23]} 37. fxe6 {[%emt 0:01:14]} Rh2+ {[%emt 0:01:09]} 38. Kg3 {[%emt 0:00:43]} (38. Ke1 $11 Rxc2 39. Rxc2) 38... Rxc2 $17 {[%emt 0:00:02]} 39. Rxc2 {[%emt 0:00:07]} fxe6 {[%emt 0:00:43]} 40. Re2 {[%emt 0:04:23]} Nxc5 {[%emt 0:01:25]} (40... Ne4+ $1 $17 41. Kf4 (41. Bxe4 Nxc3 42. Re3 Nxe4+ 43. Kf4 Rxe3 $17) (41. Nxe4 $2 dxe4 42. Bc2 Nxc3 $19) 41... g5+ 42. Ke3 Naxc3) 41. dxc5 {[%emt 0:06:59][%mdl 4096] Endgame KRB-KRN} (41. bxc5 $11 Nf7 42. Bxb5) 41... Nc4 $15 {[%emt 0:00:13]} 42. Rc2 {[%emt 0:01:13]} (42. Kf4 $11) 42... d4 $17 {[%emt 0:03:32][%cal Bd5d4,Bd4c3,Bc3c2][%mdl 32]} 43. Kf3 {[%emt 0:09:14] [#]} Ne3 $1 {[%emt 0:04:45]} 44. Rc1 {[%emt 0:06:19]} Nd5 {[%emt 0:00:15]} 45. Ke4 {[%emt 0:02:16]} (45. Bxb5 $2 {is the wrong capture.} Nxb4 46. Bc4 dxc3 $19) 45... dxc3 {[%emt 0:00:20]} ({Don't play} 45... Rxc3 $6 46. Rb1 $11) 46. Bxb5 {[%emt 0:00:56] [#]} Nxb4 {[%emt 0:03:34]} (46... Rb3 $1 $17 {[%cal Rb3b4]} 47. Kd3 Rxb4) 47. Kd4 $1 $15 {[%emt 0:02:27]} c2 {[%emt 0:00:47]} 48. Kc4 {[%emt 0:01:51] Repels Rb3} Nd5 {[%emt 0:01:14] ...Rg3 is the strong threat.} 49. Kd4 $1 {[%emt 0:00:45]} Ra5 {[%emt 0:09:38]} 50. Bc4 {[%emt 0:03:12]} Nb4 {[%emt 0:00:11] Strongly threatening ...Ra3.} 51. Kc3 $2 {[%emt 0:00:30] Loses the game.} ({White should play} 51. Bb3 $1 $15) 51... Nc6 $19 {[%emt 0:00:05]} 52. Rxc2 {[%emt 0:00:54]} Rxc5 {[%emt 0:00:02] aiming for ...Ne5.} 53. Re2 {[%emt 0:00:32]} (53. Kd2) 53... Ne5 {[%emt 0:00:22]} 54. Kd4 {[%emt 0:00:29]} Rxc4+ {[%emt 0:00:06]} 55. Kxe5 {[%emt 0:00:07]} Rxg4 {[%emt 0:00:04] KR-KR} 56. Ra2 {[%emt 0:00:23]} Rg5+ {[%emt 0:00:05]} 57. Ke4 {[%emt 0:00:25]} (57. Kf4 $142 Kf6 58. Ke4) 57... Kf6 {[%emt 0:01:08]} (57... Rf5 $142 58. Ra8 Kf7) 58. Rf2+ {[%emt 0:00:28]} (58. Kf3 $142) 58... Rf5 {[%emt 0:00:18]} 59. Ra2 {[%emt 0:00:05]} g5 {[%emt 0:02:37][%cal Bg7g5,Bg5g4,Bg4g3][%mdl 32] ( -> ...g4)} 60. Ra8 {[%emt 0:00:30]} g4 {[%emt 0:05:42] Black mates.} 61. Rg8 {[%emt 0:00:48]} Rg5 {[%emt 0:00:09]} 62. Rf8+ {[%emt 0:00:27]} Ke7 {[%emt 0:00:49]} 63. Rf2 {[%emt 0:00:27]} g3 {[%emt 0:00:23]} 64. Rg2 {[%emt 0:00:05]} Kf6 {[%emt 0:00:32]} 65. Kf4 {[%emt 0:00:04]} e5+ {[%emt 0:00:17][%cal Be6e5,Be5e4][%mdl 32]} 66. Ke4 {[%emt 0:00:13]} Rg4+ {[%emt 0:00:10]} 67. Ke3 {[%emt 0:00:08]} Kf5 {[%emt 0:00:38]} 68. Kf3 {[%emt 0:00:04]} e4+ {[%emt 0:00:41]} 69. Ke3 {[%emt 0:00:05]} Rg8 {[%emt 0:00:06]} 70. Rg1 {[%emt 0:00:06]} g2 {[%emt 0:00:09]} 71. Kf2 {[%emt 0:00:07]} Kf4 {[%emt 0:00:06]} 72. Rxg2 {[%emt 0:00:09]} Rxg2+ {[%emt 0:00:06]} 73. Kxg2 {[%emt 0:00:05]} Ke5 $2 {[%mdl 32768] Weighted Error Value: White=0.75/Black=0.19 (very precise) . Sensor Board Error (Ke4/e5)?} (73... Ke3 {mates} 74. Kf1 Kd2 75. Kg2 e3 76. Kf3 e2 77. Ke4 e1=Q+ 78. Kd5 Kc3 79. Kc6 Qe6+ 80. Kc7 Kc4 81. Kb8 Kc5 82. Kc7 Qe7+ 83. Kc8 Kb6 84. Kb8 Qf8#) 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "3.5"]
[White "Kubiczek, Michal"]
[Black "Gnojek, Petr"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2087"]
[BlackElo "2313"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,92,11,9,15,14,18,38,53,23,59,49,43,34,37,27,22,8,4,11,19,10,23,20,56,62,89,33,92,89,93,91,92,93,141,138,146,82,82,72,81,59,44,65,66,0,0,0,0,0,0,-84,-81,-80,-80,-80,-77,-80,-80,-133,-150,-241,-238,-244,-256,-245,-245,-268,-236,-202,-14,-795,-663,-943,-743,-1641,-1550,-29964,-7154,-29981,-29982,-29982,-29983,-29984,-29985]} 1. d4 {[%emt 0:04:41]} f5 {[%emt 0:00:13]} 2. Nc3 {[%emt 0:00:51]} Nf6 {[%emt 0:01:24]} 3. Bg5 {[%emt 0:00:22]} d5 {[%emt 0:00:24]} 4. Nf3 {[%emt 0:00:56]} e6 {[%emt 0:00:08]} 5. e3 {[%emt 0:00:16]} Be7 {[%emt 0:00:28]} 6. Bd3 {[%emt 0:00:28]} O-O {[%emt 0:00:12]} 7. O-O {[%emt 0:00:18]} c5 {[%emt 0:07:40]} 8. dxc5 {[%emt 0:00:12]} Bxc5 {[%emt 0:00:06] White is slightly better.} 9. Ne2 {[%emt 0:02:20]} Nc6 {[%emt 0:00:42]} 10. c4 $1 {[%emt 0:04:16]} Nb4 {[%emt 0:13:16]} 11. cxd5 {[%emt 0:01:39]} Nxd3 {[%emt 0:00:07]} 12. Qxd3 {[%emt 0:00:11]} Qxd5 {[%emt 0:00:05]} 13. Nf4 {[%emt 0:00:21]} Qxd3 {[%emt 0:01:27]} 14. Nxd3 {[%emt 0:00:08]} Bb6 {[%emt 0:17:08]} 15. Rfd1 {[%emt 0:11:49]} Ne4 {[%emt 0:08:09]} 16. Bf4 {[%emt 0:02:08]} a5 {[%emt 0:09:33]} 17. Rac1 {[%emt 0:16:21]} a4 {[%emt 0:01:05]} 18. Nd4 {[%emt 0:02:35]} (18. Bc7 $16 Ba7 19. Nf4) 18... Ra5 {[%emt 0:12:57]} ({Black should try} 18... Bxd4 $14 19. exd4 Nf6) 19. Bc7 $16 {[%emt 0:01:54]} Bxc7 {[%emt 0:00:06]} 20. Rxc7 {[%emt 0:00:10]} e5 {[%emt 0:08:01]} 21. Nf3 {[%emt 0:03:59]} Rd5 {[%emt 0:00:02]} (21... Rd8 $142) 22. Nfxe5 {[%emt 0:00:44]} Rfd8 {[%emt 0:03:02][%cal Oe4c5]} 23. Kf1 {[%emt 0:01:59]} (23. Rdc1 $142 Be6 24. f3 (24. Rxb7 Nc5 $11)) 23... b6 {[%emt 0:04:03]} 24. Nc6 {[%emt 0:02:43] A dynamic duo of knights.} Ba6 {[%emt 0:00:17]} 25. Ne7+ {[%emt 0:06:51]} Kf8 {[%emt 0:00:04]} 26. Nxd5 {[%emt 0:00:07]} Rxd5 {[%emt 0:00:03]} 27. Ke2 {[%emt 0:01:11]} (27. Ke1 $14 Rxd3 28. Rxd3 Bxd3 29. f3) 27... Nc5 $1 $40 {[%emt 0:00:05][%mdl 128] Black attacks.} 28. Rxc5 {[%emt 0:00:47]} bxc5 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRN} 29. f3 {[%emt 0:00:34]} Rd6 {[%emt 0:00:48]} 30. e4 {[%emt 0:03:44]} (30. h4 $11) 30... f4 $17 {[%emt 0:00:19][%mdl 1024] Black has strong compensation.} 31. b3 {[%emt 0:02:36] [#]} a3 $1 {[%emt 0:00:27]} 32. Rd2 {[%emt 0:01:29]} Ke7 {[%emt 0:01:23] Black is much more active.} 33. Rd1 {[%emt 0:01:41]} g5 {[%emt 0:03:45]} 34. Rd2 {[%emt 0:02:47]} ({White should play} 34. g4) 34... h5 {[%emt 0:00:12][%cal Bh7h5,Bh5h4][%mdl 32]} 35. h3 {[%emt 0:16:43]} (35. Rd1 $17) 35... c4 {[%emt 0:04:21]} 36. bxc4 {[%emt 0:00:13]} Bxc4 {[%emt 0:00:03]} 37. Rd1 {[%emt 0:00:20]} h4 {[%emt 0:00:42]} (37... Bxa2 38. Ra1 Bc4 39. Rxa3 $11) 38. Rd2 {[%emt 0:00:11]} Rd8 {[%emt 0:00:40]} 39. Rd1 {[%emt 0:00:05]} Rb8 $2 {[%emt 0:01:09]} ({Weaker is} 39... Bxa2 40. Ra1 Bc4 41. Rxa3 $11) ({Better is} 39... Ba6 $19 {...Kf6 is the strong threat.} 40. Rd2 Bc4) 40. Ke1 $2 {[%emt 0:00:14][%mdl 8192]} (40. Kd2 $11) 40... Bxa2 $19 {[%emt 0:00:07] [#] Hoping for ...Be6.} 41. Nc1 {[%emt 0:33:03]} Bc4 {[%emt 0:32:36]} 42. Ne2 {[%emt 0:03:15]} Rb2 {[%emt 0:00:37]} 43. Nc3 {[%emt 0:01:31]} Rc2 {[%emt 0:00:06]} 44. Nd5+ {[%emt 0:00:25]} Bxd5 {[%emt 0:00:05] Black mates.} 45. Rxd5 {[%emt 0:01:57]} a2 {[%emt 0:00:04]} 46. Kd1 {[%emt 0:00:05]} Rxg2 {[%emt 0:00:05] Black used his chance.   Weighted Error Value: White=0.67/Black=0.13 (very precise)} ({Inferior is} 46... a1=N 47. Rxg5 Ke6 48. Rf5 $17 (48. Ra5 $2 Rxg2 49. Rf5 Nb3 $19)) 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "3.6"]
[White "Frank, Adam"]
[Black "Mica, Marek"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2391"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 32,131,27,0,37,33,29,2,30,27,27,21,26,-106,-94,-101,-73,-63,9,14,33,29,100,33,33,28,108,105,183,106,235,239,240,247,247,140,289,255,652,659,651,607,588,377,373,366,366,364,364,304,327,336,336,311,322,310,333,308,335,279,298,295,272,208,361,361,362,355,303,0,195,0,269,205,353,377,361,354,386,383,386,345,345,345,337,291,387,385,859,861,1619,647,29979,29981,29981,29981,29982,29983,29982,29979,29983,29984]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:05]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:04]} 3. Nd2 {[%emt 0:00:03][%cal Bb1d2,Bd2e4,Be4g5][%mdl 32]} dxe4 {[%emt 0:00:05]} 4. Nxe4 {[%emt 0:00:03]} Nd7 {[%emt 0:00:10]} 5. Ng5 {[%emt 0:00:04]} Ngf6 {[%emt 0:00:19]} 6. Bd3 {[%emt 0:00:04]} e6 {[%emt 0:00:14]} 7. Qe2 {[%emt 0:00:04]} Bd6 {[%emt 0:00:08]} 8. N1f3 {[%emt 0:00:03]} h6 {[%emt 0:00:07]} 9. Ne4 {[%emt 0:00:03]} Nxe4 {[%emt 0:00:05]} 10. Qxe4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:07]} 11. Qe2 {[%emt 0:00:02]} Qc7 {[%emt 0:00:08]} 12. Bd2 {[%emt 0:00:27]} b6 {[%emt 0:00:07]} 13. O-O-O {[%emt 0:00:04]} Bb7 {[%emt 0:00:07]} 14. Ne5 {[%emt 0:00:04]} c5 {[%emt 0:00:08]} 15. Bb5+ {[%emt 0:00:28]} Ke7 {[%emt 0:00:06]} 16. dxc5 {[%emt 0:00:07]} Qxc5 {[%emt 0:00:06] [#]} 17. a3 $1 {[%emt 0:00:08] Black must now prevent Bb4.} a5 {[%emt 0:00:06] Against Bb4. B17: Caro-Kann: Modern Line (4...Nd7).} (17... Qxe5 $2 18. Qxe5 Bxe5 19. Bb4+ $18) (17... Bxe5 $2 18. Bb4 Bf4+ 19. Kb1 $18) (17... Qc7 $5 {[%cal Ra7a6]}) (17... Qc7 18. Bf4) 18. f4 {[%emt 0:01:41]} Rhd8 {[%emt 0:01:27] [#]} 19. Rhf1 $146 {[%emt 0:05:31]} (19. Be3 $5 Qc7 $8 20. Kb1 $11) ({Predecessor:} 19. Bd3 Qc7 20. Kb1 Rac8 21. Rhe1 Bd5 22. c4 Bb7 23. g4 Bxe5 24. fxe5 Nxg4 25. Qxg4 {1-0 Bratkovic,J (2212)-Kovacs,A (2006) Senta op 19th 2015 (3)}) 19... Rac8 {[%emt 0:03:06][%csl Gc8][%cal Rc5c2] The position is equal.} 20. Be3 {[%emt 0:18:51] Dancing on a razor blade.} Qc7 {[%emt 0:00:15]} 21. Bd3 {[%emt 0:00:17]} (21. Kb1 {seems wilder.} Be4 22. Nc4 Bc5 23. Bc1) 21... Kf8 {[%emt 0:14:01]} (21... Bxe5 {keeps more tension.} 22. fxe5 Qxe5 23. Bxb6 Rd5) 22. Rde1 {[%emt 0:10:29]} (22. Kb1 $11) 22... b5 {[%emt 0:25:36]} 23. Kb1 {[%emt 0:22:22]} b4 {[%emt 0:20:12]} 24. a4 {[%emt 0:03:21]} b3 {[%emt 0:08:17]} ({Black should try} 24... Be4 $15 25. Nc4 Qc6) 25. cxb3 $11 {[%emt 0:00:59]} Bxe5 {[%emt 0:09:13]} (25... Qb8 {simplifies} 26. Nc4 Ba6 27. Nxd6 Bxd3+ 28. Qxd3 Rxd6 29. Qb5 Qxb5 30. axb5 Rd3) 26. fxe5 {[%emt 0:07:29]} Rxd3 {[%emt 0:03:43]} (26... Qxe5 $11 27. Bb6 Qxe2 28. Bxe2 Bxg2) 27. Rc1 {[%emt 0:10:06]} (27. exf6 $6 Rxb3 28. Rc1 (28. fxg7+ Kg8 $15) 28... Qd7 29. fxg7+ Kg8 30. Rxc8+ (30. Bxh6 Rxc1+ 31. Rxc1 Rb4 $11) 30... Qxc8 31. Bxh6 (31. Qh5 $2 Be4+ 32. Ka2 Qb7 $19) 31... Rb4 $14) (27. Qxd3 $16 Be4 28. Bc5+ Qxc5 29. Rxe4 Nxe4 30. Qxe4) 27... Qd8 {[%emt 0:02:25]} (27... Rxb3 $2 28. Rxc7 (28. exf6 Qd8 $11) 28... Rxc7 29. exf6 $18) (27... Rxe3 $2 28. Qxe3 Qd8 29. Rxc8 Qxc8 30. exf6 $18) 28. Rxc8 {[%emt 0:00:23]} Bxc8 {[%emt 0:02:04]} (28... Qxc8 $11 {remains equal.} 29. exf6 (29. Qxd3 $2 Be4 $19) 29... Rxb3 30. fxg7+ Kg8 31. Bxh6 (31. Qh5 $2 Be4+ 32. Ka2 Qb7 $19) 31... Rb4) 29. exf6 $16 {[%emt 0:00:09]} gxf6 {[%emt 0:01:08]} (29... Kg8 $16) 30. Bxh6+ {[%emt 0:03:13]} (30. Qh5 $18) 30... Ke7 {[%emt 0:00:05]} (30... Ke8 $16) 31. Bg7 $18 {[%emt 0:01:35]} Qd5 {[%emt 0:03:08]} 32. Bxf6+ {[%emt 0:00:04]} Kd7 {[%emt 0:00:38]} 33. Bc3 {[%emt 0:01:31]} (33. Rc1 $18 {Qc2 would kill now.} Rd2 34. Qe1) 33... f5 {[%emt 0:00:29]} (33... Ba6 $16) 34. g4 {[%emt 0:05:27] gxf5 would be deadly.} Ba6 $2 {[%emt 0:03:49]} (34... Qe4 35. Qxe4 fxe4) 35. gxf5 {[%emt 0:00:47]} exf5 {[%emt 0:01:40][%cal Od3c3]} 36. Re1 {[%emt 0:02:09]} Qe4 {[%emt 0:01:33] Dodges Qe8+. ( -> ...Rd1+)} 37. Qxe4 {[%emt 0:00:16]} (37. Bxa5 Rd1+ 38. Ka2 Bxe2 39. Rxe2 Qxe2 40. h4 f4 41. Bc3 f3 42. Ka3 f2 43. Bf6 f1=Q 44. Bg5 Ra1+ 45. Kb4 Qf8+) 37... fxe4 {[%emt 0:00:07]} 38. Rxe4 {[%emt 0:00:03][%mdl 4096] Endgame Rd4+ is the strong threat. KRB-KRB} ({Less strong is} 38. Bxa5 Rxb3 39. Kc1 (39. Rxe4 Bd3+ 40. Ka2 Rxb2+ 41. Kxb2 Bxe4 $11) 39... e3 $16) 38... Rh3 {[%emt 0:00:08] Strongly threatening ...Bd3+.} 39. Rd4+ {[%emt 0:00:07]} (39. Bxa5 $2 {perishes.} Bd3+ 40. Ka2 Bxe4 $19) 39... Kc6 {[%emt 0:00:20]} 40. Rd2 {[%emt 0:00:11]} Bd3+ {[%emt 0:00:34]} 41. Ka2 {[%emt 0:30:04]} Kb6 {[%emt 0:30:07]} 42. Rf2 {[%emt 0:01:16]} Be4 {[%emt 0:00:34]} 43. Ka3 {[%emt 0:00:16]} Bc6 {[%emt 0:00:27]} 44. Rd2 {[%emt 0:01:25]} Ka6 {[%emt 0:00:45]} 45. b4 {[%emt 0:02:27]} ({Don't play} 45. Rd6 Kb6 46. Rf6 Rh5) 45... axb4+ {[%emt 0:00:13]} 46. Kxb4 {[%emt 0:00:03]} Rh4+ {[%emt 0:00:26]} 47. Bd4 {[%emt 0:00:04]} Bd5 $2 {[%emt 0:00:26]} (47... Bd7 {is a better defense.} 48. Ka3 Kb7) 48. Ka3 {[%emt 0:06:39]} Rh3+ {[%emt 0:00:26] [#]} 49. Bc3 $1 {[%emt 0:00:05]} Bc6 {[%emt 0:00:09]} 50. Kb4 {[%emt 0:00:00] Threatens to win with Be5.} Rh4+ {[%emt 0:00:00]} 51. Bd4 {[%emt 0:00:00]} (51. Rd4 $142 Rxh2 52. Rd6 Rh4+ 53. Kc5) 51... Bd5 $1 {[%emt 0:00:00]} 52. b3 {[%emt 0:00:00] And now Ka3 would win.} Rh7 {[%emt 0:00:00]} (52... Be6 $142 53. Ka3 Rh3) 53. Ka3 {[%emt 0:00:00]} Rh3 {[%emt 0:00:00] [#]} 54. Bc3 $1 {[%emt 0:00:00][%mdl 512]} Bc6 {[%emt 0:00:00]} (54... Bc4 55. bxc4) 55. Be5 {[%emt 0:00:00]} Re3 {[%emt 0:00:00]} 56. Bf4 {[%emt 0:00:00]} Rf3 {[%emt 0:00:00]} 57. Rd4 {[%emt 0:00:00]} Be8 {[%emt 0:00:00]} 58. h4 {[%emt 0:00:00]} Kb6 {[%emt 0:00:00]} 59. Re4 {[%emt 0:00:00]} Bf7 $2 {[%emt 0:00:00]} (59... Bh5 60. Be3+ Kc7) 60. Be3+ {[%emt 0:00:00]} Ka6 {[%emt 0:00:00]} 61. Rf4 {[%emt 0:00:00]} Bd5 {[%emt 0:00:00]} 62. Rxf3 {[%emt 0:00:00] White mates.} Bxf3 {[%emt 0:00:00]} 63. b4 {[%emt 0:00:00][%cal Bb3b4,Bb4b5][%mdl 32]} Bd1 {[%emt 0:00:00]} 64. b5+ {[%emt 0:00:00]} Ka5 {[%emt 0:00:00]} 65. Bd2+ {[%emt 0:00:00]} Kb6 {[%emt 0:00:00]} 66. Kb4 {[%emt 0:00:00] Artfully played by Frank.   Weighted Error Value: White=0.35/Black=0.48} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "4.1"]
[White "Hlavina, Matous"]
[Black "Mica, Marek"]
[Result "1/2-1/2"]
[ECO "B76"]
[WhiteElo "2091"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,64,29,63,20,80,45,57,58,59,28,79,62,46,44,61,0,0,0,31,22,42,59,52,56,92,0,0,-18,-7,-4,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:02:37]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:09]} d6 {[%emt 0:00:09]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:21]} g6 {[%emt 0:00:06]} 6. Be3 {[%emt 0:00:18]} Bg7 {[%emt 0:00:06]} 7. f3 {[%emt 0:00:05]} O-O {[%emt 0:00:10]} 8. Qd2 {[%emt 0:00:14]} Nc6 {[%emt 0:00:08]} 9. O-O-O {[%emt 0:00:19]} d5 {[%emt 0:00:21]} 10. Nxc6 {[%emt 0:01:12]} bxc6 {[%emt 0:00:08]} 11. Bc4 {[%emt 0:00:39][%cal Re4d5] White is more active. B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0.} Qa5 {[%emt 0:02:56]} (11... e6 $11 {remains equal.}) 12. Bb3 {[%emt 0:06:00][%cal Re4d5]} e6 {[%emt 0:04:02]} 13. Kb1 {[%emt 0:00:45][%cal Rc3d5] Nxd5! would be deadly. White is slightly better.} Qc7 {[%emt 0:01:43]} 14. Bh6 {[%emt 0:04:26] [#]} (14. h4 $5 {[%cal Rh4h5]}) 14... Bb7 $146 {[%emt 0:02:23]} (14... dxe4 $11 15. Bxg7 (15. fxe4 Bxh6 16. Qxh6 Qe5 $11) (15. Nxe4 Nxe4 16. fxe4 Bxh6 $11) 15... Kxg7) ({Predecessor:} 14... Bxh6 15. Qxh6 Nh5 16. Ne2 Ba6 17. Qd2 Bxe2 18. Qxe2 Qe5 19. g3 f5 20. Rhe1 Rfe8 {1-0 Von Hoesslin,H-Arafat,A Wch Seniors 01st 1991 (6)}) 15. Bxg7 {[%emt 0:01:36]} Kxg7 {[%emt 0:00:09]} 16. g4 {[%emt 0:12:31]} Rad8 {[%emt 0:02:51]} 17. Qe3 {[%emt 0:03:25]} (17. Qf2 $14) 17... dxe4 $1 $11 {[%emt 0:09:30]} 18. g5 {[%emt 0:17:36]} Rxd1+ {[%emt 0:06:12][%mdl 64] [#] Remove Defender} 19. Rxd1 {[%emt 0:00:53]} Nd5 {[%emt 0:00:11]} 20. Bxd5 {[%emt 0:02:16]} cxd5 {[%emt 0:00:25]} 21. fxe4 {[%emt 0:00:47]} dxe4 {[%emt 0:00:36] Black is weak on the dark squares} 22. Nxe4 {[%emt 0:01:41]} (22. Qxa7 $16 Rc8 23. h4 (23. Qf2 Bd5 $14)) 22... Qe5 {[%emt 0:02:04] The position is equal.} 23. Qc3 {[%emt 0:02:43]} Qxc3 {[%emt 0:00:42]} 24. Nxc3 {[%emt 0:00:02][%mdl 4096] Endgame KRB-KRN} Bc6 {[%emt 0:00:08] Prevents Rd7} 25. Rd6 {[%emt 0:02:32]} Rc8 {[%emt 0:01:52]} 26. Kc1 {[%emt 0:00:41]} h6 {[%emt 0:00:17]} 27. h4 {[%emt 0:00:30]} hxg5 {[%emt 0:00:11]} 28. hxg5 {[%emt 0:00:01]} Kf8 {[%emt 0:01:20]} 29. Kd2 {[%emt 0:02:23]} Ke7 {[%emt 0:00:33]} 30. Rd4 {[%emt 0:00:53]} Rh8 {[%emt 0:06:13]} 31. Rc4 {[%emt 0:11:07]} Kd6 {[%emt 0:02:45]} 32. Ne4+ {[%emt 0:02:33]} Bxe4 {[%emt 0:08:57] Weighted Error Value: White=0.20 (precise) /Black=0.16 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "4.2"]
[White "Gnojek, Petr"]
[Black "Frank, Adam"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2313"]
[BlackElo "2391"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,90,39,37,33,24,55,20,76,68,80,54,127,122,135,123,136,63,72,81,76,60,58,0,20,0,0,-63,-58,-61,-51,-68,-60,-62,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2,-4,0,0,21,0,0,0,0,0,0,-78,-77,-69,0,0,0,0,0,-4,0,-46,-47,-55,-45,-32,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:03]} g6 {[%emt 0:00:03]} 2. c4 {[%emt 0:00:05]} Bg7 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:12]} d6 {[%emt 0:00:03]} 4. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:03]} 5. Nge2 {[%emt 0:00:47]} Nd7 {[%emt 0:01:10]} 6. Be3 {[%emt 0:00:13]} Ne7 {[%emt 0:02:53]} 7. Qd2 {[%emt 0:04:51]} O-O {[%emt 0:00:35] A42: Modern Defence: Averbakh Variation.} 8. O-O-O $1 {[%emt 0:01:41]} exd4 {[%emt 0:05:36] [#]} (8... a6 {simplifies} 9. h4 h5 10. Ng3 exd4 11. Bxd4 Bxd4 12. Qxd4 Nc5) 9. Bxd4 $146 {[%emt 0:01:06]} ({Predecessor:} 9. Nxd4 Ne5 10. Be2 N7c6 11. h4 Nxd4 12. Bxd4 Be6 13. Nd5 Bxd5 14. cxd5 Nd7 15. Bxg7 Kxg7 16. f4 Re8 17. Bf3 h5 18. g3 Qf6 19. Rhe1 Re7 20. Re3 {½-½ Hoi,C (2380)-Sebastian,D (2442) Bundesliga 1819 2018 (9.2)}) 9... Nc6 {[%emt 0:01:36]} (9... Ne5 $11) 10. Bxg7 $16 {[%emt 0:00:20]} Kxg7 {[%emt 0:00:04]} 11. Nd5 {[%emt 0:02:30]} Nb6 {[%emt 0:21:24]} ({Black should play} 11... Nc5 $14) 12. Nec3 {[%emt 0:01:25] White is more active.} Be6 {[%emt 0:05:57]} 13. h4 {[%emt 0:04:11]} h5 {[%emt 0:00:37]} 14. f3 {[%emt 0:00:10]} ({Better is} 14. Be2 $16) 14... Ne5 $14 {[%emt 0:02:08]} 15. f4 {[%emt 0:10:34]} Ng4 {[%emt 0:04:49]} 16. Qd4+ {[%emt 0:05:11]} Kh7 {[%emt 0:06:24]} 17. Be2 {[%emt 0:17:21]} c5 {[%emt 0:01:53]} 18. Qg1 {[%emt 0:00:06]} (18. Qd2 {seems wilder.} Nf2 19. Nxb6 axb6 20. f5) 18... Nxd5 $1 {[%emt 0:03:07]} 19. exd5 {[%emt 0:02:16]} ({White should try} 19. Nxd5 $11 Bxd5 20. cxd5) 19... Bf5 $15 {[%emt 0:00:40]} 20. Bxg4 {[%emt 0:00:05]} Bxg4 {[%emt 0:00:04]} 21. Re1 {[%emt 0:00:03]} Bf5 {[%emt 0:10:55]} 22. Qe3 {[%emt 0:09:42]} a6 {[%emt 0:01:12]} (22... Kg8 $15) 23. Qe7 $11 {[%emt 0:02:25]} b5 {[%emt 0:02:20]} 24. Qxd8 {[%emt 0:00:22]} Rfxd8 {[%emt 0:00:04]} 25. Re7 {[%emt 0:00:49]} Kg7 {[%emt 0:00:05]} (25... bxc4 26. Rxf7+ Kg8 27. Re7 $14) 26. Rhe1 {[%emt 0:01:37]} bxc4 {[%emt 0:10:15]} 27. Ne4 {[%emt 0:00:12]} Bxe4 {[%emt 0:00:37]} 28. R1xe4 {[%emt 0:03:35][%mdl 4096] Endgame KRR-KRR} Kf6 {[%emt 0:00:30]} 29. Kd2 {[%emt 0:00:37]} Rab8 {[%emt 0:01:23]} 30. Kc3 {[%emt 0:00:34]} Rb4 {[%emt 0:02:26]} 31. Ra7 {[%emt 0:01:16]} Rdb8 {[%emt 0:01:15]} 32. Re2 {[%emt 0:01:09]} (32. Ree7 $5 {[%cal Re7f7]} Kf5 33. Rxa6 Rxb2 34. Rxd6 (34. Rxf7+ Ke4 $11) 34... Rxg2 35. a4 $11 (35. Kxc4 Kg4 $11) (35. Rxf7+ Ke4 $11)) 32... Ra4 {[%emt 0:00:39]} 33. Ree7 {[%emt 0:01:22][%csl Ga7][%cal Re7f7] [#]} Kf5 $1 {[%emt 0:00:05]} 34. Rxf7+ {[%emt 0:00:03]} Ke4 {[%emt 0:00:13]} 35. Rab7 {[%emt 0:02:26]} (35. Rad7 $1 $11 {remains equal.}) 35... Rxb7 $17 {[%emt 0:02:09]} 36. Rxb7 {[%emt 0:00:05]} Rxa2 {[%emt 0:00:18] KR-KR} ({But not} 36... Kxf4 37. a3 $11) (36... Kxd5 $15 37. a3 Ke4) 37. Rg7 $11 {[%emt 0:01:09]} Ra1 {[%emt 0:02:02]} 38. Rxg6 {[%emt 0:00:11]} Kxd5 {[%emt 0:04:43] Strongly threatening ...Rc1+.} 39. Rg5+ {[%emt 0:01:20]} Ke4 {[%emt 0:00:05]} 40. Kxc4 {[%emt 0:00:26]} (40. Rxh5 $11 {feels stronger.} Rc1+ 41. Kd2) 40... Rc1+ $15 {[%emt 0:00:13]} 41. Kb3 {[%emt 0:30:05]} d5 {[%emt 0:37:10]} 42. Re5+ {[%emt 0:03:21]} (42. Rxh5 d4 43. Re5+ Kxf4 $17) 42... Kxf4 {[%emt 0:00:07]} 43. Rxd5 {[%emt 0:00:06] The position is equal.} Kg4 {[%emt 0:00:03]} 44. g3 {[%emt 0:00:10]} c4+ {[%emt 0:01:39]} 45. Kb4 {[%emt 0:01:28]} Rc2 {[%emt 0:00:16] Weighted Error Value: White=0.15 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "4.3"]
[White "Smolik, Jachym"]
[Black "Kubiczek, Michal"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2297"]
[BlackElo "2087"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,43,8,47,55,112,110,146,151,133,145,118,151,185,172,205,205,205,197,197,205,207,203,207,195,184,197,275,275,287,274,1160,1090,1295,981,1320,1302]} 1. d4 {[%emt 0:02:17]} Nf6 {[%emt 0:00:14]} 2. Nf3 {[%emt 0:00:05]} c5 {[%emt 0:00:45]} 3. d5 {[%emt 0:00:03]} b5 {[%emt 0:01:17]} 4. e4 {[%emt 0:00:07]} Nxe4 {[%emt 0:05:42]} 5. Bd3 {[%emt 0:00:06][%cal Bf1d3,Bd3b5,Bb5a4][%mdl 32]} Nf6 {[%emt 0:08:58]} 6. Bxb5 {[%emt 0:00:16] [#] A43: Schmid Benoni.} Qb6 $146 {[%emt 0:02:52]} (6... g6 $14) ({Predecessor:} 6... g6 7. O-O Bg7 8. c4 O-O 9. Nc3 d6 10. Re1 Nbd7 11. Bc6 Rb8 12. h3 Nb6 {½-½ Le,Q (2709)-Ponkratov,P (2624) Chess.com Rapid Wk16 Swiss 2022 (5)}) 7. c4 $16 {[%emt 0:06:28]} e6 {[%emt 0:06:03][%cal Of6d5]} 8. Nc3 {[%emt 0:03:12] White is clearly better.} Be7 {[%emt 0:03:28]} 9. O-O {[%emt 0:00:10] White is more active.} O-O {[%emt 0:01:08]} 10. Re1 {[%emt 0:04:53]} a6 {[%emt 0:16:55]} 11. Ba4 {[%emt 0:00:19]} Qc7 {[%emt 0:04:39]} 12. Qd3 {[%emt 0:03:07]} d6 {[%emt 0:01:24] [#]} 13. dxe6 $1 {[%emt 0:05:10]} Bxe6 {[%emt 0:01:05]} 14. Ng5 {[%emt 0:02:15]} Nc6 {[%emt 0:10:01]} 15. Bxc6 $40 {[%emt 0:09:22][%mdl 128] White goes for the king.} Qxc6 {[%emt 0:00:13]} 16. Nxe6 {[%emt 0:00:04]} fxe6 {[%emt 0:00:07]} 17. Rxe6 {[%emt 0:00:08]} Rf7 {[%emt 0:01:37]} (17... Qd7 {was necessary.} 18. Re2 Rae8) 18. Bg5 $18 {[%emt 0:03:57]} Raf8 {[%emt 0:16:04]} 19. Rae1 {[%emt 0:02:58]} Ng4 $2 {[%emt 0:01:02] [#]} (19... Qb7 20. Qe2 h6) 20. Bxe7 {[%emt 0:06:39] White is clearly winning.} Rxf2 {[%emt 0:00:48]} 21. Qd5 {[%emt 0:00:11]} (21. Qxd6 $2 Qxg2#) 21... Ne3 {[%emt 0:11:17]} 22. R6xe3+ {[%emt 0:00:11] Black did not feel at home in the position after the opening.   Weighted Error Value: White=0.04 (flawless) /Black=0.28 (precise)} (22. Qxc6 $2 {leads to mate.} Rf1+ {[%mdl 64] Back Rank} 23. Rxf1 Rxf1#) 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "4.4"]
[White "Svanda, Ondrej"]
[Black "Jun, Rudolf"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2366"]
[BlackElo "2152"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,94,20,16,81,72,84,18,39,44,25,47,31,25,30,36,35,32,35,30,27,27,27,27,27,27,31,27,29,42,34,43,36,43,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:07]} 2. c3 {[%emt 0:00:03]} d5 {[%emt 0:00:28]} 3. exd5 {[%emt 0:00:01]} Qxd5 {[%emt 0:00:10]} 4. d4 {[%emt 0:00:02]} e5 {[%emt 0:00:23]} 5. Nf3 {[%emt 0:04:32]} Bg4 {[%emt 0:02:29]} 6. dxe5 {[%emt 0:19:40]} Qxd1+ {[%emt 0:01:46]} 7. Kxd1 {[%emt 0:00:06]} Nc6 {[%emt 0:00:20]} 8. Bf4 {[%emt 0:00:03]} O-O-O+ {[%emt 0:00:50]} 9. Nbd2 {[%emt 0:03:40]} Nge7 {[%emt 0:02:01]} 10. Kc1 {[%emt 0:02:26]} Ng6 {[%emt 0:01:46]} 11. Bg3 {[%emt 0:00:03]} f5 {[%emt 0:03:16] B22: Sicilian: 2 c3.} (11... f6 $1 $11 {keeps the balance.}) 12. h3 $16 {[%emt 0:06:19]} f4 {[%emt 0:04:58] [#] aiming for ...Bxf3.} 13. Bh2 {[%emt 0:00:01]} (13. hxg4 $16 fxg3 14. fxg3) 13... Bd7 {[%emt 0:02:03]} 14. Bc4 {[%emt 0:08:01]} Ncxe5 {[%emt 0:04:07]} 15. Nxe5 {[%emt 0:02:41]} Nxe5 {[%emt 0:00:07]} 16. Bxf4 {[%emt 0:00:06] [#]} Nxc4 $146 {[%emt 0:02:50]} ({Predecessor:} 16... Bd6 17. Ne4 Nxc4 18. Nxd6+ Nxd6 19. Bxd6 b6 20. Be7 Rde8 21. Re1 Bxh3 22. gxh3 Kd7 {½-½ Terao,R (2364)-Toth,C (2365) Osasco 50 Years 2012 (2)}) 17. Nxc4 {[%emt 0:00:05]} Bc6 {[%emt 0:01:57] Black is weak on the dark squares} 18. f3 {[%emt 0:01:27]} Bb5 {[%emt 0:01:44]} 19. b3 {[%emt 0:04:08]} Bxc4 {[%emt 0:01:03]} 20. bxc4 {[%emt 0:00:01]} Bd6 {[%emt 0:00:11]} 21. Bxd6 {[%emt 0:02:58]} Rxd6 $11 {[%emt 0:02:09][%mdl 4096] Endgame KRR-KRR} 22. Rd1 {[%emt 0:02:10]} Rhd8 {[%emt 0:01:16]} 23. Kc2 {[%emt 0:05:17]} Rg6 {[%emt 0:03:01]} 24. Rxd8+ {[%emt 0:00:23]} Kxd8 {[%emt 0:00:07] KR-KR} 25. Rd1+ {[%emt 0:00:01]} Ke7 {[%emt 0:00:53]} 26. Rd2 {[%emt 0:00:07]} Ra6 {[%emt 0:00:26]} 27. Kd3 {[%emt 0:00:05]} (27. Re2+ $14 Kd7 28. Kb1) 27... Rd6+ {[%emt 0:00:47] The position is equal.} 28. Ke3 {[%emt 0:01:13] [#] Threatens to win with Rxd6.} Re6+ {[%emt 0:00:32]} 29. Kf2 {[%emt 0:00:00] And now Re2 would win.} Ra6 {[%emt 0:00:07]} 30. Rb2 {[%emt 0:00:07]} b6 {[%emt 0:03:12]} 31. Ke3 {[%emt 0:00:22]} Ra4 {[%emt 0:00:32]} 32. Kd3 {[%emt 0:00:05]} Kf6 {[%emt 0:00:36]} 33. g3 {[%emt 0:01:12]} h6 {[%emt 0:06:18]} 34. Re2 {[%emt 0:00:03]} g6 {[%emt 0:00:48]} 35. Rf2 {[%emt 0:00:36]} Kf5 {[%emt 0:00:44]} 36. Rg2 {[%emt 0:01:22]} Ra3 {[%emt 0:02:40]} 37. h4 {[%emt 0:00:37]} Ra4 {[%emt 0:00:37]} 38. Re2 {[%emt 0:00:20]} Ra3 {[%emt 0:03:17]} 39. Rh2 {[%emt 0:00:35]} Ra4 {[%emt 0:01:15]} 40. h5 {[%emt 0:01:30]} g5 {[%emt 0:00:45][%cal Bg6g5,Bg5g4][%mdl 32]} 41. Re2 {[%emt 0:30:58]} g4 {[%emt 0:35:49]} 42. f4 {[%emt 0:01:03]} Kf6 {[%emt 0:00:39]} 43. Rd2 {[%emt 0:05:49]} Ke6 {[%emt 0:00:42]} 44. Re2+ {[%emt 0:04:49]} Kf6 {[%emt 0:00:08]} 45. Rd2 {[%emt 0:01:09]} Ke6 {[%emt 0:00:15]} 46. Re2+ {[%emt 0:00:02]} Kf6 {[%emt 0:00:11]} 47. Rd2 {[%emt 0:00:01]} Ke6 {[%emt 0:00:07] Weighted Error Value: White=0.07 (flawless) /Black=0.06 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "4.5"]
[White "Jares, Michal"]
[Black "Hrbek, Stepan"]
[Result "1/2-1/2"]
[ECO "A33"]
[WhiteElo "2177"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,61,12,-11,36,0,50,58,47,51,47,44,52,48,45,47,50,47,64,49,52,51,49,44,46,45,52,38,45,45,45,35,42,41,45,33,37,21,72,56,23,14,27,0,17,12,19,15,31,17,45,22]} 1. Nf3 {[%emt 0:00:04]} c5 {[%emt 0:00:14]} 2. c4 {[%emt 0:00:13]} Nc6 {[%emt 0:00:12]} 3. d4 {[%emt 0:00:25]} cxd4 {[%emt 0:00:25]} 4. Nxd4 {[%emt 0:00:11]} Nf6 {[%emt 0:02:50]} 5. Nc3 {[%emt 0:02:02]} e6 {[%emt 0:00:18]} 6. g3 {[%emt 0:01:39]} Qb6 {[%emt 0:00:20]} 7. Nc2 {[%emt 0:09:04] 7.Ndb5 is becoming the main line.} Ne5 {[%emt 0:15:27] A33: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6.} (7... Ng4 8. e3 Nf6 9. Bg2 $14) (7... d5 $11 {deserves consideration.}) 8. Ne3 {[%emt 0:05:57]} Nfg4 {[%emt 0:10:09]} ({Better is} 8... h5 $11) 9. Nxg4 $1 $14 {[%emt 0:10:40][%mdl 64] [#] Remove Defender} Nxg4 {[%emt 0:00:09]} 10. e3 {[%emt 0:03:22]} Qc6 {[%emt 0:09:33] Threatens to win with ...Nxf2.} 11. e4 {[%emt 0:02:53] [#]} Nf6 $146 {[%emt 0:05:03]} ({Predecessor:} 11... Ne5 12. Qe2 Bb4 13. f4 Bxc3+ 14. bxc3 Ng6 15. Ba3 b5 16. Bg2 Qxc4 17. Qxc4 bxc4 {1-0 Makoto,R (2378)-De Abreu,R (2110) Johannesburg PSS Prestige op rapid 2017 (1)}) 12. Qd3 {[%emt 0:04:53]} b6 {[%emt 0:04:46]} 13. Bg2 {[%emt 0:01:07]} Bb7 {[%emt 0:00:45]} 14. O-O {[%emt 0:01:13]} d6 {[%emt 0:03:42]} 15. b3 {[%emt 0:02:40]} Be7 {[%emt 0:00:51]} 16. Bb2 {[%emt 0:02:36]} O-O {[%emt 0:01:44]} 17. Rfd1 {[%emt 0:01:46]} a6 {[%emt 0:03:19]} 18. Rac1 {[%emt 0:03:17]} Rac8 {[%emt 0:01:22]} 19. h3 {[%emt 0:01:24]} Rfd8 {[%emt 0:00:34]} 20. Qe2 {[%emt 0:03:55]} Bf8 {[%emt 0:01:34]} 21. Kh2 {[%emt 0:01:11]} Qc7 {[%emt 0:02:29]} 22. Rd2 {[%emt 0:01:26]} Nd7 {[%emt 0:04:30]} 23. Rcd1 {[%emt 0:02:51]} Bc6 {[%emt 0:00:48]} 24. f4 {[%emt 0:02:36]} Qb8 {[%emt 0:02:57] [#]} (24... h6 $11 {remains equal.}) 25. e5 $1 $16 {[%emt 0:05:50] White is more active.} Bxg2 {[%emt 0:02:39]} 26. Qxg2 {[%emt 0:00:49] With the idea Ne4.} ({Don't do} 26. Kxg2 Qb7+ 27. Qf3 Nc5 $14) 26... Nc5 {[%emt 0:02:15]} 27. Ne4 {[%emt 0:03:09]} dxe5 {[%emt 0:06:09]} 28. Bxe5 {[%emt 0:01:05]} Rxd2 {[%emt 0:01:00]} 29. Rxd2 {[%emt 0:00:02]} Qa8 {[%emt 0:00:51]} 30. Nxc5 {[%emt 0:01:01]} Bxc5 {[%emt 0:00:07]} 31. Qxa8 {[%emt 0:04:16] Weighted Error Value: White=0.07 (flawless) /Black=0.11 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.12"]
[Round "4.6"]
[White "Mach, Petr"]
[Black "Ocelak, Jakub"]
[Result "1/2-1/2"]
[ECO "A58"]
[WhiteElo "2167"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,39,33,25,36,0,9,0,37,0,22,0,0,0,0,0,0,0,0,0,0,-15,0,-16]} 1. c4 {[%emt 0:00:01][%cal Bc2c4,Bc4b5,Bb5a6][%mdl 32]} Nf6 {[%emt 0:02:37]} 2. d4 {[%emt 0:00:56]} c5 {[%emt 0:02:07]} 3. d5 {[%emt 0:05:06]} b5 {[%emt 0:00:01]} 4. cxb5 {[%emt 0:00:14]} a6 {[%emt 0:00:01]} 5. bxa6 {[%emt 0:02:32]} g6 {[%emt 0:00:02]} 6. Nc3 {[%emt 0:01:45]} Bg7 {[%emt 0:00:01]} 7. g3 {[%emt 0:03:41]} O-O {[%emt 0:00:02]} 8. Bg2 {[%emt 0:00:11]} d6 {[%emt 0:00:02]} 9. Nf3 {[%emt 0:02:34]} Nxa6 {[%emt 0:00:38]} 10. O-O {[%emt 0:02:56]} Bf5 {[%emt 0:00:02] E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3.} 11. Nh4 {[%emt 0:02:36] Strongly threatening Nxf5.} Bd7 {[%emt 0:00:03]} 12. Nf3 {[%emt 0:03:59]} Bf5 {[%emt 0:13:04]} 13. Nh4 {[%emt 0:03:39] Black must now prevent Nxf5.} Bd7 {[%emt 0:00:21] The position is equal.} 14. Rb1 {[%emt 0:02:30]} Qa5 {[%emt 0:02:44]} 15. Bd2 {[%emt 0:03:25]} Rfb8 {[%emt 0:00:42]} 16. b3 {[%emt 0:02:48]} Qa3 {[%emt 0:00:56]} 17. Bc1 {[%emt 0:03:33]} Qa5 {[%emt 0:00:02]} 18. Bd2 {[%emt 0:02:18]} Qa3 {[%emt 0:00:07]} 19. Bc1 {[%emt 0:01:20]} Qa5 {[%mdl 1024] [#] Black has compensation.} 20. Bd2 $146 {An uneventful encounter.   Weighted Error Value: White=0.09 (flawless) /Black=0.02 (flawless)} ({Predecessor:} 20. Bb2 Ne8 21. Qc1 c4 22. Ne4 cxb3 23. Bxg7 Nxg7 24. axb3 Qb4 25. Qc4 Bb5 26. Qxb4 Nxb4 27. Nc3 Na2 28. Nxb5 Rxb5 29. Nf3 Rb4 30. e3 Nf5 {½-½ Kornev,A (2511)-Shomoev,A (2566) RUS-ch Higher League 64th 2011 (10)}) 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.13"]
[Round "5.1"]
[White "Ocelak, Jakub"]
[Black "Hlavina, Matous"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2190"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,76,14,25,21,27,23,27,29,43,44,37,13,29,22,38,44,91,90,98,96,92,78,111,88,102,90,94,88,106,93,138,115,251,251,251,257,243,243,255,251,254,248,295,284,300,289,340,324,338,333,341,337,415,401,494,316,495,487,709,708,679,677,941,914,29982,29983,29982,1112,29999]} 1. d4 {[%emt 0:00:05]} d5 {[%emt 0:01:01]} 2. Nc3 {[%emt 0:00:01]} Nf6 {[%emt 0:00:26]} 3. Bf4 {[%emt 0:00:02]} a6 {[%emt 0:00:18]} 4. e3 {[%emt 0:00:07]} Bf5 {[%emt 0:00:21]} 5. Bd3 {[%emt 0:00:18]} Bxd3 {[%emt 0:01:07]} 6. cxd3 {[%emt 0:00:01] D00: 1 d4 d5: Unusual lines.} e6 {[%emt 0:00:35]} 7. Qb3 {[%emt 0:05:51]} b6 {[%emt 0:04:11]} 8. Nf3 {[%emt 0:08:10] [#] White has an edge.} Bd6 $146 {[%emt 0:00:39]} ({Predecessor:} 8... Nbd7 9. e4 c6 10. h3 Be7 11. e5 Ng8 12. Ne2 h5 13. O-O-O c5 14. Kb1 h4 {1-0 Niemann,H (2642)-Ju,W (2560) Charity Cup Prelim rapid 2022 (8)}) 9. Bxd6 {[%emt 0:11:48]} cxd6 {[%emt 0:01:55]} 10. e4 {[%emt 0:00:11]} dxe4 {[%emt 0:02:07]} 11. dxe4 {[%emt 0:00:33]} d5 {[%emt 0:05:33]} 12. exd5 {[%emt 0:02:38]} Nxd5 {[%emt 0:03:05]} (12... exd5 $14 13. Ne5 O-O) 13. Nxd5 $16 {[%emt 0:00:26]} Qxd5 {[%emt 0:00:49]} 14. Qxd5 {[%emt 0:08:21]} ({Much worse is} 14. Qxb6 Qe4+ 15. Kd2 (15. Kf1 O-O $11) 15... O-O $11) 14... exd5 {[%emt 0:00:00] [#]} 15. Rc1 $1 {[%emt 0:01:56] Strongly threatening Rc8+.} Nd7 {[%emt 0:00:56]} 16. Rc6 {[%emt 0:10:15]} Rb8 {[%emt 0:04:48]} 17. O-O {[%emt 0:02:27]} O-O {[%emt 0:01:26]} 18. Rc7 {[%emt 0:05:49]} Rfd8 {[%emt 0:01:41]} 19. Rfc1 {[%emt 0:01:23]} Kf8 {[%emt 0:05:30]} 20. g3 {[%emt 0:05:28] White is much more active.} f6 {[%emt 0:01:08] Loses the game.} (20... Ke8 $16 21. Kg2 a5) 21. Nh4 $18 {[%emt 0:03:52]} g6 {[%emt 0:01:07]} 22. Ng2 {[%emt 0:00:17] Black must now prevent Nf4.} b5 {[%emt 0:10:14]} 23. Nf4 {[%emt 0:09:24]} Rb6 {[%emt 0:01:09] Repels Ne6+} 24. R1c6 {[%emt 0:01:44]} ({Don't take} 24. Nxd5 $6 Rd6 $16) 24... Rxc6 {[%emt 0:02:58]} 25. Rxc6 {[%emt 0:00:02][%mdl 4096] [#] Endgame And now Ne6+ would win. KRN-KRN} Kf7 {[%emt 0:02:16] Inhibits Ne6.} 26. Rxa6 {[%emt 0:01:14]} Rc8 {[%emt 0:02:09]} 27. Nxd5 {[%emt 0:04:32]} Rc2 {[%emt 0:00:58]} 28. b3 {[%emt 0:02:35]} Rd2 {[%emt 0:01:28]} 29. Rd6 {[%emt 0:00:11]} Nf8 {[%emt 0:07:13]} 30. Rxf6+ {[%emt 0:01:10]} Kg7 {[%emt 0:00:12]} 31. Rb6 {[%emt 0:00:19]} Rxa2 {[%emt 0:00:34]} 32. Rxb5 {[%emt 0:00:29] aiming for Rb7+.} Rd2 {[%emt 0:00:06]} (32... Ne6 $142 33. Rb7+ Kh6) 33. Rb7+ {[%emt 0:01:23]} Kh6 {[%emt 0:00:01]} (33... Kh8 $142 34. Nf6 Rxd4) 34. Nf6 {[%emt 0:02:33]} Rxd4 {[%emt 0:00:38]} 35. Rf7 {[%emt 0:01:25]} Rd3 {[%emt 0:02:40]} 36. Ng8+ {[%emt 0:00:39]} Kg5 {[%emt 0:00:17]} 37. Rxf8 {[%emt 0:00:28]} Kg4 {[%emt 0:00:12]} 38. Rf4+ {[%emt 0:00:22]} (38. Kg2 $142 Rxb3 39. Nf6+ Kf5 40. Nxh7+ Ke6 41. Rf6+ Ke7 42. Rxg6 Kf7 43. Rd6) 38... Kh3 {[%emt 0:00:03]} 39. Rh4# {Weighted Error Value: White=0.09 (flawless) /Black=0.74} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.13"]
[Round "5.2"]
[White "Hrbek, Stepan"]
[Black "Mach, Petr"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2340"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,46,31,-8,52,53,85,60,77,79,188,168,210,188,195,198,183,181,178,180,165,156,493,499,487,499,960,934,845,844,1188,1184,2189,974,961,934,29998,29999,29999]} 1. d4 {[%emt 0:00:06]} e6 {[%emt 0:00:03]} 2. c4 {[%emt 0:01:49]} Nf6 {[%emt 0:02:38]} 3. Nf3 {[%emt 0:01:28]} d5 {[%emt 0:00:13]} 4. Nc3 {[%emt 0:00:09]} c6 {[%emt 0:02:41]} 5. Bg5 {[%emt 0:00:32]} h6 {[%emt 0:00:54]} 6. Bh4 {[%emt 0:01:38]} Qb6 {[%emt 0:03:29] D43: Semi-Slav: 5 Bg5 h6.} (6... dxc4 $11 7. e4 g5) 7. Qc2 $14 {[%emt 0:07:57]} dxc4 {[%emt 0:02:15]} 8. e4 {[%emt 0:01:06] [#]} g5 $146 {[%emt 0:02:27] White is slightly better.} ({Predecessor:} 8... Na6 9. Bxc4 Nb4 10. Qe2 g5 11. Bg3 g4 12. Ne5 Qxd4 13. Rd1 Qb6 14. O-O h5 15. a3 {1-0 Dmitrieva,G (2201)-Pajuelo,J ICCF FM/1513 2012}) 9. Bg3 {[%emt 0:00:11]} g4 {[%emt 0:00:12]} (9... Nh5 $16) 10. Ne5 {[%emt 0:01:08]} Qxd4 {[%emt 0:00:47]} 11. Rd1 {[%emt 0:04:46]} ({Less strong is} 11. Bxc4 Nbd7 12. Rd1 Qc5 $14) 11... Qc5 {[%emt 0:03:34]} 12. Nxc4 {[%emt 0:00:34] Nd6+ would be deadly.} ({Much less strong is} 12. Qd2 $6 Nbd7 $16) 12... Nbd7 {[%emt 0:05:41]} 13. Nd6+ {[%emt 0:01:30]} Bxd6 {[%emt 0:00:08]} 14. Bxd6 {[%emt 0:00:10]} Qg5 {[%emt 0:06:11]} 15. Be2 {[%emt 0:05:01]} Nf8 $2 {[%emt 0:08:14]} (15... e5 $16 16. Qd3 Nh5) 16. e5 $18 {[%emt 0:21:53] Black is weak on the dark squares} Nd5 {[%emt 0:00:22]} 17. Ne4 {[%emt 0:00:13]} Qg7 {[%emt 0:01:59] [#]} (17... Qf5 $142 18. Bc7 Qxe4 19. Qxe4 Nxc7 20. Qxg4 Ng6) 18. Rxd5 $1 {[%emt 0:16:30][%mdl 576] Remove Defender} exd5 {[%emt 0:00:10]} 19. Nf6+ {[%emt 0:00:04]} Kd8 {[%emt 0:00:05]} 20. Qc5 {[%emt 0:00:05][%cal Od6c7] Bc7+! would kill now.} Be6 {[%emt 0:03:56]} 21. Be7+ {[%emt 0:00:28] A strong pair of Bishops.} (21. Qb4 $142 Qxf6 22. exf6) 21... Kc8 {[%emt 0:00:16] [#]} 22. Ba6 $1 {[%emt 0:00:17][%mdl 576] Deflection} Kb8 {[%emt 0:05:18]} (22... Bd7 23. O-O) 23. Qd6+ {[%emt 0:00:20]} Kc8 {[%emt 0:00:23]} 24. Qd8# {[%emt 0:00:06] Black did not feel at home in the position after the opening. A cool game by Hrbek.   Weighted Error Value: White=0.11 (very precise) /Black=1.05} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.13"]
[Round "5.3"]
[White "Jun, Rudolf"]
[Black "Jares, Michal"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2152"]
[BlackElo "2177"]
[Annotator "TA"]
[PlyCount "159"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,159,3,4,23,20,48,0,0,0,-11,0,4,-7,0,-4,0,-29,-31,-28,-14,-7,-3,-9,-8,-9,0,-15,3,0,2,-4,0,-4,-4,-4,-4,-4,-4,-4,-4,-4,-3,-3,-3,-3,-3,-3,-5,-9,-12,-55,-54,-54,-62,-56,-67,-86,-70,-86,-77,-77,-87,-75,-8,-8,-8,-8,-8,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-13,-8,-13,0,-13,-13,-13,-8,-8,0,-13,-13,-13,-12,-12,-12,-12,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:16]} c6 {[%emt 0:00:02]} 2. d4 {[%emt 0:01:46]} d5 {[%emt 0:00:03]} 3. Nd2 {[%emt 0:00:05]} dxe4 {[%emt 0:00:21]} 4. Nxe4 {[%emt 0:00:13]} Nf6 {[%emt 0:00:32]} 5. Ng3 {[%emt 0:01:11]} g6 {[%emt 0:00:44]} 6. Nf3 {[%emt 0:00:20]} Bg7 {[%emt 0:00:19]} 7. Be2 {[%emt 0:00:37]} Qc7 {[%emt 0:07:32] [#] B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 8. O-O $146 {[%emt 0:02:43]} ({Predecessor:} 8. h4 Bg4 9. Bg5 Nbd7 10. Qd2 O-O-O 11. a4 e5 12. b4 Rhe8 13. O-O h6 14. Be3 {0-1 Dashdorj,B-Savitski,A (2007) Wch U12 Kemer 2007 (9)}) 8... h5 {[%emt 0:04:30]} 9. h4 {[%emt 0:01:50]} (9. Bc4 $14) 9... Bg4 $11 {[%emt 0:00:46]} 10. Ne5 {[%emt 0:00:51]} Nbd7 {[%emt 0:16:59]} 11. Nxg4 {[%emt 0:06:26]} Nxg4 {[%emt 0:04:18]} 12. Bxg4 {[%emt 0:00:07]} hxg4 {[%emt 0:00:03]} 13. Qxg4 {[%emt 0:00:28]} Nf6 {[%emt 0:01:23]} 14. Qf4 {[%emt 0:00:12]} Qxf4 {[%emt 0:06:27]} 15. Bxf4 {[%emt 0:00:06]} Rxh4 {[%emt 0:00:32]} (15... Nd5 $5 {[%cal Rd5f4]} 16. Bd2 Bxd4 $15) 16. Be5 {[%emt 0:00:12]} O-O-O {[%emt 0:07:51]} 17. Rfe1 {[%emt 0:01:14]} Bf8 {[%emt 0:04:11]} 18. Ne2 {[%emt 0:07:24]} Bg7 {[%emt 0:01:48]} 19. Ng3 {[%emt 0:00:11]} Rdh8 {[%emt 0:01:03]} 20. f3 {[%emt 0:01:41]} Kd7 {[%emt 0:02:35]} 21. c3 {[%emt 0:01:03]} Nh5 {[%emt 0:07:33] ...Bxe5 would be deadly.} 22. Nxh5 {[%emt 0:04:14]} Bxe5 {[%emt 0:00:03]} 23. Rxe5 {[%emt 0:01:04] Threatens to win with Ng3.} R4xh5 {[%emt 0:00:52]} 24. Rxh5 {[%emt 0:00:28]} Rxh5 {[%emt 0:00:04][%mdl 4096] Endgame KR-KR} 25. Kf2 {[%emt 0:00:12]} Kd6 {[%emt 0:01:55]} 26. b3 {[%emt 0:01:17]} a5 {[%emt 0:03:26]} 27. Ke3 {[%emt 0:01:21]} Rh2 {[%emt 0:01:49]} 28. Kf2 {[%emt 0:01:17]} b6 {[%emt 0:02:17]} 29. Kg3 {[%emt 0:00:50]} Rh5 {[%emt 0:00:41]} 30. Kf4 {[%emt 0:01:39] [#]} a4 $1 {[%emt 0:03:40]} 31. bxa4 {[%emt 0:03:22]} (31. Rc1 axb3) 31... Ra5 {[%emt 0:00:24]} 32. Rb1 {[%emt 0:00:27]} Rxa4 {[%emt 0:00:46]} 33. Rxb6 {[%emt 0:00:18]} Rxa2 {[%emt 0:02:19]} 34. g4 {[%emt 0:04:47] [#]} Ra3 $1 {[%emt 0:07:04]} 35. c4 {[%emt 0:00:06]} Ra4 {[%emt 0:02:16]} 36. c5+ {[%emt 0:00:12]} Kd5 {[%emt 0:00:10] Hoping for ...e5+.} 37. Ke3 {[%emt 0:00:03]} Rxd4 {[%emt 0:02:59]} ({Better is} 37... Ra3+ $17 38. Kf4 g5+ 39. Kxg5 Rxf3) 38. Rxc6 {[%emt 0:00:37][%mdl 64] Deflection. The position is equal.} Rxg4 {[%emt 0:03:41]} 39. Rc7 {[%emt 0:00:07]} Rg5 {[%emt 0:02:48] White should prevent ...Re5+.} 40. f4 {[%emt 0:00:20] Repels Re5+} Rf5 {[%emt 0:02:26] next ...e5 is good for Black.} 41. Rxe7 {[%emt 0:30:32]} Kxc5 {[%emt 0:30:02]} 42. Kf3 {[%emt 0:02:13]} Kd6 {[%emt 0:00:00]} 43. Ra7 {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 44. Kg4 {[%emt 0:00:00]} Kf6 {[%emt 0:00:00]} 45. Ra6+ {[%emt 0:00:00]} Kg7 {[%emt 0:00:00]} 46. Ra7 {[%emt 0:00:00]} Rb5 {[%emt 0:00:00]} 47. Rc7 {[%emt 0:00:00]} Rb1 {[%emt 0:00:00]} 48. Ra7 {[%emt 0:00:00]} Rg1+ {[%emt 0:00:00]} 49. Kf3 {[%emt 0:00:00]} Rh1 {[%emt 0:00:00]} 50. Kg4 {[%emt 0:00:00]} Re1 {[%emt 0:00:00]} 51. Rb7 {[%emt 0:00:00]} Re6 {[%emt 0:00:00]} 52. Ra7 {[%emt 0:00:00]} Rf6 {[%emt 0:00:00]} 53. Kg5 {[%emt 0:00:00]} Rf5+ {[%emt 0:00:00]} 54. Kg4 {[%emt 0:00:00]} Kh6 {[%emt 0:00:00]} 55. Rb7 {[%emt 0:00:00]} Rf6 {[%emt 0:00:00]} 56. Ra7 {[%emt 0:00:00]} Kg7 {[%emt 0:00:00]} 57. Kg5 $1 {[%emt 0:00:00]} Rb6 {[%emt 0:00:00]} 58. Rc7 {[%emt 0:00:00]} Rb1 {[%emt 0:00:00]} 59. Kg4 {[%emt 0:00:00]} Rg1+ {[%emt 0:00:00]} 60. Kf3 {[%emt 0:00:00]} g5 {[%emt 0:00:00]} 61. fxg5 {[%emt 0:00:00]} Rxg5 {[%emt 0:00:00]} 62. Kf4 {[%emt 0:00:00]} Ra5 {[%emt 0:00:00]} 63. Rb7 {[%emt 0:00:00]} Kg6 {[%emt 0:00:00]} 64. Rb6+ {[%emt 0:00:00]} f6 {[%emt 0:00:00][%cal Bf7f6,Bf6f5,Bf5f4,Bf4f3][%mdl 32]} 65. Rb3 $1 {[%emt 0:00:00]} Ra4+ {[%emt 0:00:00]} 66. Kf3 {[%emt 0:00:00]} Kg5 {[%emt 0:00:00]} 67. Kg3 {[%emt 0:00:00]} Rg4+ {[%emt 0:00:00]} 68. Kf3 {[%emt 0:00:00]} Rc4 {[%emt 0:00:00]} 69. Kg3 {[%emt 0:00:00]} f5 {[%emt 0:00:00]} 70. Ra3 {[%emt 0:00:00]} Rg4+ {[%emt 0:00:00]} 71. Kf3 {[%emt 0:00:00]} Rh4 {[%emt 0:00:00]} 72. Kg3 {[%emt 0:00:00] Prevents Rh3+} f4+ {[%emt 0:00:00]} 73. Kg2 {[%emt 0:00:00]} Kg4 {[%emt 0:00:00]} 74. Ra8 {[%emt 0:00:00]} f3+ {[%emt 0:00:00]} 75. Kf2 {[%emt 0:00:00]} Rh2+ {[%emt 0:00:00]} 76. Kf1 {[%emt 0:00:00]} Rh5 {[%emt 0:00:00]} 77. Kf2 {[%emt 0:00:00]} Rh2+ {[%emt 0:00:00]} 78. Kf1 {[%emt 0:00:00]} f2 {[%emt 0:00:00]} 79. Rg8+ {[%emt 0:00:00]} Kf3 {[%emt 0:00:00] ( -> ...Rh1+)} 80. Rf8+ {[%emt 0:00:00] Weighted Error Value: White=0.04 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.13"]
[Round "5.4"]
[White "Kubiczek, Michal"]
[Black "Svanda, Ondrej"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2087"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,64,18,19,-10,-12,-2,-2,-2,0,0,0,0,0,-43,-33,-27,-7,-22,0,-63,-65,-66,-60,-50,-60,-98,-94,-100,-97,-115,-114,-187,-120,-152,-114,-151,-140,-138,-154,-156,-149,-237,-231,-233,-231,-212,-210,-257,-253,-666,-663,-715,-708,-4827,-1937]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:03]} 3. g3 {[%emt 0:00:11]} d5 {[%emt 0:00:08]} 4. Nf3 {[%emt 0:00:09]} dxc4 {[%emt 0:00:25]} 5. Bg2 {[%emt 0:00:32]} a6 {[%emt 0:00:09]} 6. O-O {[%emt 0:09:32]} Nc6 {[%emt 0:00:09]} 7. Ne5 {[%emt 0:13:38] E04: Open Catalan: 5 Nf3.} Nxe5 {[%emt 0:04:20]} 8. dxe5 {[%emt 0:00:56]} Qxd1 {[%emt 0:00:01]} 9. Rxd1 {[%emt 0:00:10] The position is equal.} Nd7 {[%emt 0:00:22][%cal Bf6d7,Bd7c5,Bc5b3][%mdl 32]} 10. Bf4 $1 {[%emt 0:05:32]} Rb8 {[%emt 0:03:29]} 11. a4 {[%emt 0:06:29]} Nc5 {[%emt 0:38:03] [#]} 12. a5 $146 {[%emt 0:18:14]} ({Predecessor:} 12. Nd2 Bd7 13. Rdc1 b5 14. axb5 axb5 15. Ra7 Na4 16. b3 Ba3 17. Rc2 Bc5 18. Rxc7 cxb3 19. R2xc5 Nxc5 20. Rxc5 {1-0 Novozhilov,S (1788)-Petrovsky,N (2006) Moscow op-A 17th 2021 (7)}) 12... Nb3 {[%emt 0:09:09]} 13. Ra4 {[%emt 0:00:56]} Bd7 {[%emt 0:00:01][%cal Bc8d7,Bd7a4,Ba4b5][%mdl 32]} 14. Rxc4 {[%emt 0:01:29]} c5 {[%emt 0:00:01]} 15. Be3 {[%emt 0:15:49]} (15. Rc3 $11 Nxa5 16. Ra3) 15... Nxa5 $15 {[%emt 0:01:26]} 16. Rc3 {[%emt 0:00:20]} Ba4 $36 {[%emt 0:02:28][%mdl 2048] Black is pushing.} 17. Rf1 {[%emt 0:10:24]} b6 {[%emt 0:04:13]} 18. Nd2 {[%emt 0:02:45]} Be7 {[%emt 0:05:33]} 19. Ra1 {[%emt 0:00:54]} Bb5 {[%emt 0:00:43]} 20. b3 {[%emt 0:04:19]} O-O {[%emt 0:03:26]} 21. Be4 {[%emt 0:03:02]} (21. Kf1 $17 {might work better.}) 21... Rfd8 {[%emt 0:05:19]} (21... Bxe2 $19 22. Rb1 Bb5) 22. Bd3 {[%emt 0:02:00]} Bxd3 {[%emt 0:00:53]} 23. exd3 {[%emt 0:00:02]} Nc6 {[%emt 0:07:23]} 24. Rxa6 {[%emt 0:01:37]} Nxe5 {[%emt 0:00:01]} 25. Nc4 {[%emt 0:01:17]} Bf6 {[%emt 0:00:44] [#] ...Nf3+ is the strong threat.} ({Inferior is} 25... Rxd3 26. Rxd3 Nxd3 27. Rxb6 Rxb6 28. Nxb6 $15) 26. Nxe5 {[%emt 0:01:38]} (26. Rc2 $17 {keeps fighting.}) 26... Bxe5 $19 {[%emt 0:00:02]} 27. Rc4 {[%emt 0:00:05]} Rxd3 {[%emt 0:03:55]} 28. b4 {[%emt 0:00:01]} Bd4 {[%emt 0:02:15]} 29. bxc5 Bxe3 {[%emt 0:02:34]} ({And not} 29... bxc5 30. Bxd4 cxd4 31. Kg2 $17) 30. c6 {[%emt 0:02:41] [#]} (30. fxe3 bxc5 31. Rxc5) 30... Bc5 {[%emt 0:02:19] Black is clearly winning.} 31. c7 {[%emt 0:00:01]} Rc8 {[%emt 0:00:34]} 32. Rxb6 {[%emt 0:00:03]} Bxb6 {[%emt 0:00:09] Weighted Error Value: White=0.65/Black=0.05 (flawless)} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.13"]
[Round "5.5"]
[White "Frank, Adam"]
[Black "Smolik, Jachym"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2391"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 24,111,6,0,9,8,16,22,25,4,33,32,19,19,18,14,46,62,97,89,81,89,87,104,91,92,85,72,1107,625,1101,1060,1036,1010,769,737,1482,1033,1145,1111,1008,821,772,676,657,659,623,339,303,314,420,419,559,567,572,561,558,545,538,530,513,483,582,531,856,714,678,629,999,699,1008,992,986,986,804,847,591,412,516,220,1888,1389,1331,984,718,208,29982,29983,29987,1113]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:01]} 2. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:04]} 3. Nd2 {[%emt 0:00:04]} dxe4 {[%emt 0:00:04]} 4. Nxe4 {[%emt 0:00:02]} Bf5 {[%emt 0:00:06]} 5. Ng3 {[%emt 0:00:03]} Bg6 {[%emt 0:00:10]} 6. h4 {[%emt 0:00:05]} h6 {[%emt 0:00:07]} 7. Nf3 {[%emt 0:00:03]} Nd7 {[%emt 0:00:09]} 8. h5 {[%emt 0:00:02]} Bh7 {[%emt 0:00:07]} 9. Bd3 {[%emt 0:00:05]} Bxd3 {[%emt 0:00:07]} 10. Qxd3 {[%emt 0:00:02]} Ngf6 {[%emt 0:00:39]} 11. Bd2 {[%emt 0:00:04]} e6 {[%emt 0:00:08]} 12. O-O-O {[%emt 0:00:04]} Be7 {[%emt 0:00:30]} 13. Kb1 {[%emt 0:00:06]} c5 {[%emt 0:06:17] [#] B19: Classical Caro-Kann: 4...Bf5 main line.} 14. d5 $1 {[%emt 0:00:05]} Nxd5 {[%emt 0:05:38] [#]} 15. Nf5 $1 {[%emt 0:00:06][%mdl 64] Deflection} Bf6 {[%emt 0:15:54] The position is equal.} 16. Nd6+ {[%emt 0:13:58][%mdl 1024] White has compensation.} (16. c4 $5 {[%cal Rf5d6]} Qb6 17. b3 $11) 16... Ke7 {[%emt 0:01:50] [#]} 17. Nf5+ {[%emt 0:07:57][%cal Bd6f5,Bf5e3,Be3g4][%mdl 96] Deflection} Kf8 {[%emt 0:06:59]} 18. c4 $1 {[%emt 0:04:33]} N5b6 {[%emt 0:19:28]} 19. Ne3 {[%emt 0:04:45] [#]} Qc7 $146 {[%emt 0:03:11]} ({Predecessor:} 19... Ne5 20. Nxe5 Bxe5 21. Qxd8+ Rxd8 22. Bb4 Ke8 23. Bxc5 Nd7 24. Bxa7 b6 25. c5 bxc5 {½-½ Piccoli,F (2073)-Zaas,P (2366) WZ-ch sf04 email 2018}) 20. Ng4 {[%emt 0:08:01]} Ke7 {[%emt 0:03:06]} 21. g3 {[%emt 0:04:11]} Qc6 {[%emt 0:06:36][%cal Ob6c4]} 22. Bf4 {[%emt 0:04:37]} Rhd8 {[%emt 0:09:36][%cal Ob6c4] ...Nxc4! would be deadly.} 23. Bd6+ {[%emt 0:03:30]} (23. Nxf6 Nxf6 24. Ne5 Qxh1 25. Rxh1 Rxd3 26. Nxd3 Nxc4 $17) 23... Ke8 {[%emt 0:00:02][%cal Ob6c4] [#]} 24. Rhe1 $1 $36 {[%emt 0:00:35][%cal Oe1e6][%mdl 2048] Keeping Black busy.} Nf8 {[%emt 0:00:21] ...Be7 is the strong threat.} (24... Bd4 $2 25. Rxe6+ fxe6 26. Qg6#) 25. Nfe5 {[%emt 0:02:36][%cal Bf3e5,Be5g4,Bg4h6,Bh6f5,Bf5g7][%mdl 32] White is much more active. The black rooks are badly placed.} Qa4 {[%emt 0:03:56][%mdl 8192] This move loses the game for Black.} (25... Rxd6 $16 26. Qxd6 Qxd6 27. Rxd6 Bxe5 28. Nxe5 f6) 26. Nxf6+ $18 {[%emt 0:10:58]} gxf6 {[%emt 0:00:04] Black is weak on the dark squares} 27. Ng4 {[%emt 0:00:04][%cal Rg4f6]} Nbd7 {[%emt 0:01:15]} 28. b3 {[%emt 0:00:14]} Qc6 {[%emt 0:01:09]} 29. f4 {[%emt 0:06:03]} a5 {[%emt 0:04:28]} 30. Nxh6 {[%emt 0:04:26]} Nb6 {[%emt 0:01:48]} 31. Nf5 {[%emt 0:00:06]} Rd7 {[%emt 0:02:22]} 32. Qe3 {[%emt 0:05:53]} a4 {[%emt 0:02:02]} 33. Ng7+ {[%emt 0:00:26][%mdl 64] Deflection} Kd8 {[%emt 0:00:02]} 34. Bxf8 {[%emt 0:00:06]} axb3 {[%emt 0:00:10]} 35. Rxd7+ {[%emt 0:12:03]} (35. Qxc5 Qe4+ 36. Rxe4 Rxd1+ 37. Kb2 Na4+ 38. Kxb3 Nxc5+ 39. Bxc5 Rd3+ 40. Kb4 Rxa2 41. Rd4+ Rxd4 42. Bxd4 Ke7 $18) 35... Nxd7 {[%emt 0:00:08]} 36. Rd1 {[%emt 0:00:04]} Rxa2 {[%emt 0:02:02][%cal Oa2a1] Threatens to win with ...Ra1+!} 37. Bxc5 {[%emt 0:05:42]} (37. Qxc5 $2 Qe4+) (37. Qxb3 Ra6 38. Qd3 Qb6+ 39. Kc1 Ra1+ 40. Kd2 Qb2+ 41. Ke1 Rxd1+ 42. Qxd1 f5 $18) 37... Ra1+ {[%emt 0:00:26]} 38. Kxa1 {[%emt 0:00:04][%cal Bb1a1,Ba1b2,Bb2c3,Bc3b4,Bb4c5][%mdl 32] Black must now prevent Ba3.} Qa4+ {[%emt 0:00:07]} 39. Kb2 {[%emt 0:00:02]} Qa2+ {[%emt 0:00:04]} 40. Kc3 {[%emt 0:00:03] White wants to mate with Bb6+.} Qc2+ {[%emt 0:00:36]} 41. Kb4 {[%emt 0:30:04] Threatening mate with Bb6+.} Qxd1 {[%emt 0:30:45]} 42. Qc3 {[%emt 0:00:00] Repels b2} Nxc5 {[%emt 0:00:00]} 43. Kxc5 {[%emt 0:00:00]} ({Weaker is} 43. Qxf6+ Kc7 44. Qe7+ (44. Kxc5 $2 {is the wrong capture.} Qd6+ 45. Kb5 Qb6+ 46. Ka4 b2 $19) (44. Qe5+ $2 Kd7 $19) 44... Nd7 45. Ne8+ Kc6 46. Qxf7 Qe2 47. Kxb3 Qd3+ 48. Kb2 (48. Kb4 Qd2+ 49. Ka3 Qd3+ 50. Kb4 Qd2+ 51. Ka3 Qd3+ 52. Kb4 $11) 48... Qd4+ 49. Kc2 (49. Kb3 Nc5+ 50. Kc2 Qxc4+ 51. Kd2 Qd3+ 52. Ke1 Qxg3+ 53. Kf1 Qh3+ 54. Kg1 Qg4+ 55. Kh1 Kb5 $11) 49... Qe4+ 50. Kd2 Qg2+ 51. Ke3 Qxg3+ 52. Ke2 Qg2+ 53. Ke3 Qg3+ 54. Ke2 Qg2+ 55. Kd3 Qf3+ 56. Kd2 Qf2+ 57. Kc3 Qe1+ 58. Kd4 Qd2+ 59. Ke4 Qe2+ 60. Kd4 Qf2+ 61. Kc3 Qe1+ 62. Kd4 Qd2+ 63. Ke4 Qg2+ 64. Kd3 Qf3+ 65. Kd2 Qg2+ 66. Ke3 Qg3+ $11) 43... Qc2 {[%emt 0:00:00]} 44. Kb4 {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 45. Qxb3 {[%emt 0:00:00]} Qh7 {[%emt 0:00:00] [#]} 46. Kc5 $1 {[%emt 0:00:00]} Kf8 {[%emt 0:00:00]} 47. h6 {[%emt 0:00:00]} Qxh6 {[%emt 0:00:00] [#]} 48. Nxe6+ $1 {[%emt 0:00:00][%mdl 512]} fxe6 {[%emt 0:00:00]} 49. Qxb7 {[%emt 0:00:00][%mdl 4096] Endgame And now Kd6 would win. KQ-KQ} e5 {[%emt 0:00:00]} 50. Qc8+ {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 51. Qf5 {[%emt 0:00:00]} (51. f5 $142) 51... exf4 $2 {[%emt 0:00:00]} (51... Qh8 52. fxe5 fxe5 53. Qg5+ Kf7) 52. gxf4 {[%emt 0:00:00][%cal Bg3f4,Bf4f5][%mdl 32]} Qf8 {[%emt 0:00:00]} 53. Qd5 {[%emt 0:00:00] White threatens Qd6+ and mate.} Qb8 {[%emt 0:00:32] Inhibits Qd6+.} 54. Qe4+ $2 {[%emt 0:00:00]} (54. f5 {Intending Qe6+ and mate.} Qb2 55. Kc6) 54... Kd7 {[%emt 0:01:44]} (54... Kf8 $18 55. f5 Qc7+ 56. Qc6 Qa5+ 57. Qb5 Qc7+ 58. Kb4 Kg7) 55. Qh7+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:07]} 56. f5+ {[%emt 0:00:00] A superb game by Frank.   Weighted Error Value: White=0.30/Black=0.40} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.13"]
[Round "5.6"]
[White "Mica, Marek"]
[Black "Gnojek, Petr"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2248"]
[BlackElo "2313"]
[Annotator "TA"]
[PlyCount "158"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,157,36,32,16,20,-7,0,0,0,-108,-129,-158,-18,-15,99,85,89,104,62,113,235,222,229,229,228,218,245,243,305,190,188,192,197,179,212,207,296,32,29,28,82,0,0,0,0,0,0,0,0,0,0,0,0,-36,0,-26,-42,-39,-6,-9,-8,-3,0,0,0,0,0,0,0,-8,-8,-8,0,0,0,0,0,0,0,-8,-8,-8,-8,-13,-13,-13,-13,-77,-44,-70,-70,-70,-59,-179,-170,-448,-442,-479,-479,-479,-479,-1238,-375,-352,-315,-409,-410,-360,-362,-261,-8,-8,-8,-8,-8,-56,-8,-56,-56,-56,-8,-56,-8,-29981,-29982,-29982,-29983,-29983,-169,-29984,-29985,-29985,-29986,-29987,-29986,-29988,-29989,-29992,-29990,-29993,-29994,-29994,-29992,-29993,-29992,-29994,-29995,-29995,-29996,-29999]} 1. d4 {[%emt 0:00:03]} e6 {[%emt 0:00:14]} 2. Bf4 {[%emt 0:10:34]} f5 {[%emt 0:00:13]} 3. e3 {[%emt 0:01:34]} Nf6 {[%emt 0:00:09]} 4. Bd3 {[%emt 0:00:54]} Nc6 {[%emt 0:01:58]} 5. Nf3 {[%emt 0:02:24]} d6 {[%emt 0:00:25][%cal Bd7d6,Bd6e5,Be5f4][%mdl 32]} 6. Nbd2 {[%emt 0:01:36]} Qe7 {[%emt 0:01:48]} 7. O-O {[%emt 0:12:53]} (7. e4 $5 {[%cal Re1g1]}) 7... e5 {[%emt 0:04:26]} 8. dxe5 {[%emt 0:00:05] The position is equal.} dxe5 {[%emt 0:00:04]} 9. e4 {[%emt 0:00:08]} exf4 $17 {[%emt 0:00:37]} 10. exf5 {[%emt 0:00:51] Strongly threatening Re1.} Qc5 {[%emt 0:00:21]} (10... Qd8 $1 $17 {And now ...Be7 would win.} 11. Qe2+ Be7) 11. Nb3 $11 {[%emt 0:01:46]} Qd5 {[%emt 0:03:02]} (11... Qb6 $1 $11 12. Re1+ Be7) 12. Qe2+ $16 {[%emt 0:05:31][%mdl 1024] White has strong compensation.} Be7 {[%emt 0:00:11]} 13. Rfe1 $1 {[%emt 0:03:31]} Kf8 {[%emt 0:10:35]} 14. Rad1 {[%emt 0:08:10]} Bd6 {[%emt 0:00:11]} (14... Bxf5 $2 15. Bxf5 Qxf5 16. Nbd4 Nxd4 17. Nxd4 $18) (14... Qf7 $16) 15. c4 $1 $18 {[%emt 0:14:07][%cal Bc2c4,Bc4c5][%mdl 32]} Qf7 {[%emt 0:00:32]} 16. c5 $1 {[%emt 0:00:33]} Be7 {[%emt 0:03:17]} 17. Bc4 {[%emt 0:11:33]} Qe8 {[%emt 0:01:33]} 18. Qd2 {[%emt 0:03:30]} Qh5 {[%emt 0:11:47]} 19. Qxf4 {[%emt 0:07:27][%cal Oe1e7]} Qg4 {[%emt 0:00:12]} (19... Bxf5 $2 20. Qxc7 Rd8 21. Nbd4 $18 (21. Qxb7 Rxd1 22. Rxd1 Be4 $18)) 20. Qc1 {[%emt 0:02:40]} (20. Qxg4 Nxg4 21. Nbd4 Nxd4 22. Rxd4 Bxf5 $11) 20... Qxf5 {[%emt 0:18:41]} (20... Bxf5 21. Nbd4 Re8 22. h3) 21. Qe3 {[%emt 0:00:22]} g5 {[%emt 0:02:29]} 22. Nfd4 {[%emt 0:05:41]} (22. Nxg5 Ng4 23. Ne6+ Bxe6 24. Qxe6 Qxe6 25. Bxe6 Nf6 $17) (22. Qxg5 Qxg5 23. Nxg5 Nh5 $17) 22... Qf4 {[%emt 0:00:11] [#]} (22... Ng4 {is a better defense.} 23. Nxf5 Nxe3 24. Nxe3 Bd8) 23. Qe2 $2 {[%emt 0:00:11]} (23. Ne6+ $6 Bxe6 24. Qxe6 Ng4 $16) (23. Qc3 $1 $18 Ne5 24. f3 (24. g3 Ne4 $14 {[%mdl 64] Double Attack}) 24... Nxc4 25. g3) 23... Ng4 $1 $14 {[%emt 0:06:25]} 24. g3 {[%emt 0:01:43]} Qe5 {[%emt 0:00:31]} (24... Qxf2+ $1 $11 25. Qxf2+ Nxf2 26. Kxf2 Nxd4 27. Nxd4 (27. Rxd4 Bf6 $11) 27... Bg4) 25. Nxc6 {[%emt 0:03:59]} (25. Qf3+ Qf6 26. Qe2 Nge5 $15) (25. Qf1 $16 Qf6 26. Nxc6 bxc6 27. Qe2) 25... Qxe2 $11 {[%emt 0:00:05]} 26. Rxe2 {[%emt 0:00:04]} bxc6 {[%emt 0:00:05]} 27. Rde1 $1 {[%emt 0:00:44]} Bf6 {[%emt 0:01:39]} 28. Re8+ $1 {[%emt 0:00:21]} Kg7 {[%emt 0:00:04]} 29. Rxh8 {[%emt 0:00:12]} Kxh8 {[%emt 0:00:05]} 30. Re8+ {[%emt 0:00:07]} Kg7 {[%emt 0:00:03][%cal Oc8b7]} 31. Rg8+ {[%emt 0:00:25]} Kh6 {[%emt 0:00:06]} 32. Be6 {[%emt 0:00:50]} (32. Be2 $5) 32... Bxe6 {[%emt 0:03:22]} 33. Rxa8 {[%emt 0:00:09]} Bxb3 {[%emt 0:00:07]} 34. axb3 {[%emt 0:00:11]} Bd4 {[%emt 0:00:06]} 35. Rxa7 {[%emt 0:00:44]} Nxf2 {[%emt 0:00:05]} 36. Rxc7 {[%emt 0:01:28] Threatens to win with Kg2.} Nd3+ {[%emt 0:00:05]} 37. Kg2 {[%emt 0:00:21]} Nb4 {[%emt 0:00:20]} 38. Kf3 {[%emt 0:01:03]} Bxc5 {[%emt 0:00:11]} 39. h4 {[%emt 0:00:35]} gxh4 {[%emt 0:00:13]} 40. gxh4 {[%emt 0:00:05]} Bd4 {[%emt 0:02:06]} 41. Rb7 {[%emt 0:04:11]} c5 {[%emt 0:03:51]} 42. Ke4 {[%emt 0:05:44]} Bf2 {[%emt 0:08:22]} 43. Rc7 {[%emt 0:02:02]} Kg6 {[%emt 0:00:19]} 44. Kf3 {[%emt 0:00:58]} Bd4 {[%emt 0:03:25]} 45. Ke4 {[%emt 0:00:16]} h6 {[%emt 0:00:48]} 46. Rb7 {[%emt 0:09:19]} Kh5 {[%emt 0:00:26]} 47. Rb6 {[%emt 0:01:07]} (47. Rxb4 cxb4 48. Kxd4 Kxh4 49. Ke3 Kg3 50. Ke2 Kg2 51. Ke3 h5 52. Kd4 h4 53. Kc5 h3 54. Kxb4 Kg3 55. Kc4 h2 56. Kd5 h1=Q+ 57. Kd6 Kf4 58. Kc5 Qb7 59. Kc4 Ke4 60. Kc5 Qc7+ 61. Kb5 Kd4 62. b4 Qb7+ 63. Ka4 Kc4 64. b3+ Kc3 65. Ka5 Kxb3 66. b5 Qa7#) 47... Bxb2 {[%emt 0:02:59]} 48. Kf3 {[%emt 0:07:16]} (48. Rb5 $11 {remains equal.}) 48... Bc3 {[%emt 0:08:17]} 49. Kg2 {[%emt 0:01:17]} Nc2 {[%emt 0:04:27] White must now prevent ...Nd4.} 50. Kh3 {[%emt 0:01:10]} Bb4 {[%emt 0:00:17]} 51. Re6 {[%emt 0:00:38]} (51. Rd6 $15) 51... Nd4 $19 {[%emt 0:00:05][%csl LRb3,LRe6]} 52. Re3 {[%emt 0:01:03]} (52. Re5+ {is the only way for White.} Kg6 53. Kg4) 52... Kg6 {[%emt 0:00:43]} 53. Kg4 {[%emt 0:00:50]} h5+ {[%emt 0:00:24]} 54. Kh3 {[%emt 0:00:08]} Kf5 {[%emt 0:00:13] aiming for ...Kf4.} 55. Rg3 {[%emt 0:00:16]} (55. Kg2 $142 Kf4 56. Kf2) 55... Ne6 $2 {[%emt 0:00:05]} (55... Ke4 {...Bd2 would be deadly.} 56. Kg2 Be1) 56. Rg8 {[%emt 0:01:23]} Nf4+ {[%emt 0:00:32]} 57. Kg3 {[%emt 0:00:13]} Be1+ {[%emt 0:00:27][%mdl 64] Deflection} 58. Kf3 {[%emt 0:00:41] Hoping for Rf8+.} Bxh4 {[%emt 0:00:09]} 59. Rb8 {[%emt 0:01:32]} Be7 $2 {[%emt 0:00:18]} (59... Nd3 $19 {...Be7 is the strong threat.} 60. Ke3 Nb4 61. Rf8+ Bf6) 60. b4 $1 $11 {[%emt 0:00:36]} Ne6 {[%emt 0:05:29]} 61. bxc5 {[%emt 0:00:21]} Bxc5 {[%emt 0:00:23]} ({Inferior is} 61... Nxc5 62. Rb5 $17) 62. Kg2 {[%emt 0:00:23]} (62. Re8 $11) 62... Nf4+ {[%emt 0:02:27]} (62... Bd4 $1 $15 {feels stronger.} 63. Kh3 Nf4+ 64. Kg3 h4+ 65. Kf3 Ng6) 63. Kh1 {[%emt 0:00:29]} (63. Kf3 $11) 63... Bd4 {[%emt 0:05:23]} 64. Rb3 {[%emt 0:00:51]} Kg4 {[%emt 0:00:33] Repels Rf3} (64... Ne6 $15 {should be considered.} 65. Kg2 h4) 65. Rb4 {[%emt 0:00:15]} (65. Rg3+ $1 $11 Kf5 66. Rb3 (66. Rf3 $2 h4 $19)) 65... Ne2 {[%emt 0:00:04]} (65... Ne6 $15 66. Kh2 Kf3 67. Rb3+ Kf4) 66. Ra4 $2 {[%emt 0:00:30][%mdl 8192]} (66. Kg2 $11) 66... Kh3 {[%emt 0:04:33][%cal Re2g3]} 67. Ra3+ {[%emt 0:00:24] [#]} Bc3 $1 {[%emt 0:00:06]} 68. Ra4 {[%emt 0:00:42]} Ng3+ {[%emt 0:00:04]} 69. Kg1 {[%emt 0:00:30] [#]} Bd4+ $1 {[%emt 0:00:05][%mdl 576] Decoy. Black mates.} 70. Rxd4 {[%emt 0:00:12] KR-KN} Ne2+ {[%emt 0:00:03]} 71. Kh1 {[%emt 0:00:08]} Nxd4 {[%emt 0:00:05]} 72. Kg1 {[%emt 0:00:05]} Kg3 {[%emt 0:00:06]} 73. Kh1 {[%emt 0:00:04]} h4 {[%emt 0:00:05][%cal Bh5h4,Bh4h3,Bh3h2][%mdl 32]} 74. Kg1 {[%emt 0:00:03]} h3 {[%emt 0:00:05]} 75. Kh1 {[%emt 0:00:03]} Nf5 {[%emt 0:00:04][%cal Bd4f5,Bf5h6,Bh6g4,Bg4f2][%mdl 32]} 76. Kg1 {[%emt 0:00:06]} Nh6 {[%emt 0:00:05]} 77. Kh1 {[%emt 0:00:09]} Ng4 {[%emt 0:00:04]} 78. Kg1 {[%emt 0:00:03]} h2+ {[%emt 0:00:04]} 79. Kh1 {[%emt 0:00:03]} Nf2# {[%emt 0:00:04] What a fight!   Weighted Error Value: White=0.32/Black=0.28 (precise)} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.14"]
[Round "6.1"]
[White "Hlavina, Matous"]
[Black "Gnojek, Petr"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2091"]
[BlackElo "2313"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 24,71,41,41,70,15,10,15,7,-25,92,75,355,361,349,347,336,329,371,364,366,293,426,440,435,413,430,442,472,467,458,450,445,446,507,507,507,499,484,466,563,577,649,653,704,666,730,730,752,669]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:05]} e6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:21]} d6 {[%emt 0:00:09]} 6. Be3 {[%emt 0:02:09]} Nf6 {[%emt 0:00:19]} 7. f3 {[%emt 0:01:49]} Be7 {[%emt 0:00:09]} 8. Qd2 {[%emt 0:00:10]} O-O {[%emt 0:00:06]} 9. O-O-O {[%emt 0:00:59]} a6 {[%emt 0:01:00]} 10. g4 {[%emt 0:08:41][%cal Bg2g4,Bg4g5,Bg5g6][%mdl 32]} Nxd4 {[%emt 0:01:10]} 11. Bxd4 {[%emt 0:00:39]} b5 {[%emt 0:00:07]} 12. h4 {[%emt 0:13:36]} Nd7 {[%emt 0:08:58]} 13. g5 {[%emt 0:03:56]} Qc7 {[%emt 0:01:15] B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} 14. h5 {[%emt 0:08:29]} (14. a3 $14) 14... b4 $11 {[%emt 0:00:09]} 15. Na4 {[%emt 0:15:06]} Qa5 {[%emt 0:01:10][%csl LRa4,LRg5] The position is equal.} 16. g6 {[%emt 0:12:45][%cal Oh5h6] [#] Hoping for h6!} h6 $146 {[%emt 0:11:34]} (16... Qxa4 $2 17. h6 fxg6 18. hxg7 $18) (16... Bg5 $1 $11 17. f4 Bh6) ({Predecessor:} 16... Bg5 17. f4 Bh6 18. b3 Bb7 19. Bg2 Rac8 20. Kb1 e5 21. Bb2 Rc6 22. Ba3 Bxf4 23. Qxb4 {1-0 Engineer (2426)-Alexisco (2431) PAL/CSS Freestyle op 5th rapid 2007 (2)}) 17. b3 $16 {[%emt 0:04:07] White has more active pieces. The black rooks are badly placed.} Ne5 $2 {[%emt 0:06:15][%mdl 8192] Loses the game.} (17... fxg6 $16 18. hxg6 Qg5) 18. Bb6 $18 {[%emt 0:01:45][%mdl 64] [#] Trapped Piece} Nxf3 {[%emt 0:00:10] Strongly threatening ...Qe5.} 19. Bxa5 {[%emt 0:00:07]} Nxd2 {[%emt 0:00:03]} 20. Kxd2 {[%emt 0:00:15]} (20. Rxd2 Bg5 21. Nb6 Rb8) 20... fxg6 {[%emt 0:01:18]} 21. Nb6 {[%emt 0:01:04]} ({Don't do} 21. Bxb4 Bb7 22. Bd3 (22. hxg6 a5 $16) 22... Rf4 $18) 21... Rb8 {[%emt 0:01:05]} 22. Bc4 {[%emt 0:01:15] And now Nxc8 would win.} Kh7 {[%emt 0:02:06]} (22... Bg5+ {was called for.} 23. Ke2 Rf4) 23. hxg6+ {[%emt 0:00:17]} Kxg6 {[%emt 0:00:04]} 24. Rdf1 {[%emt 0:01:25]} Bg5+ {[%emt 0:05:20]} 25. Kd1 {[%emt 0:00:48] White is clearly winning.} Rd8 {[%emt 0:12:04]} 26. Nxc8 {[%emt 0:06:50][%mdl 64] [#] Remove Defender} Rdxc8 {[%emt 0:00:04]} 27. Bxe6 {[%emt 0:01:16] Black must now prevent Bf5+.} ({Less strong is} 27. Bxa6 Rc5 $11) 27... Rc5 {[%emt 0:00:04]} 28. Rf5 {[%emt 0:00:10]} Re5 {[%emt 0:00:21]} 29. Rxe5 {[%emt 0:00:38]} dxe5 {[%emt 0:00:05]} 30. Bc7 {[%emt 0:00:29][%csl LRb8,LRe5] Against Bd8} Re8 {[%emt 0:00:21]} 31. Bd7 {[%emt 0:01:30]} Rf8 {[%emt 0:00:43]} 32. Ke2 {[%emt 0:01:18] Wards off Rf2+} ({Not} 32. Bxe5 Rd8 $15) 32... Bf4 {[%emt 0:00:44]} 33. Bf5+ {[%emt 0:00:23]} Kf6 {[%emt 0:00:38]} 34. Rg1 {[%emt 0:01:19]} g5 {[%emt 0:02:28]} 35. Rd1 {[%emt 0:00:14]} h5 {[%emt 0:02:06]} 36. Rd7 {[%emt 0:01:03] Weighted Error Value: White=0.11 (very precise) /Black=0.65} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.14"]
[Round "6.2"]
[White "Smolik, Jachym"]
[Black "Mica, Marek"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2297"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,151,2,16,8,10,16,10,0,0,0,8,0,8,0,8,0,54,52,82,45,56,0,25,0,0,0,0,0,0,0,22,8,25,0,0,0,35,0,0,-11,-40,-23,-30,-24,-30,-30,-19,-117,0,0,0,0,0,0,0,0,73,0,78,80,80,58,74,53,71,58,150,112,212,207,213,208,198,181,225,200,222,202,217,181,223,218,212,211,343,163,320,309,404,403,1129,1043,1136,884,1136,1129,1121,0,1107,984,1107,1106,1106,1102,966,919,834,615,568,538,471,407,397,392,376,362,367,357,367,367,360,354,460,345,12836,11134,12845,12846,12846,12847,12849,12849,12850,12849,12850,27999,27999,27999,27999,27999,27999,27999,27999,27999]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:37]} 2. Nf3 {[%emt 0:00:05]} d6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:07]} 4. Qxd4 {[%emt 0:00:04]} Nc6 {[%emt 0:00:42]} 5. Qe3 {[%emt 0:00:05]} g6 {[%emt 0:02:10]} 6. Be2 {[%emt 0:00:05] B53: Sicilian: 2...d6: Lines with Qxd4.} Bg7 {[%emt 0:01:23]} 7. O-O {[%emt 0:00:22]} Nf6 {[%emt 0:00:41]} 8. h3 {[%emt 0:00:05] The position is equal.} O-O {[%emt 0:00:39]} 9. Rd1 {[%emt 0:00:07]} Nd7 {[%emt 0:07:11]} 10. Nc3 {[%emt 0:01:51]} b6 {[%emt 0:05:01]} 11. Rb1 {[%emt 0:03:56]} Bb7 {[%emt 0:05:52]} 12. Nd5 {[%emt 0:02:01] [#]} Nc5 $146 {[%emt 0:06:57]} (12... Nce5 $11) ({Predecessor:} 12... a6 13. c4 Re8 14. b3 e6 15. Nc3 Qb8 16. Ba3 Bf8 17. Qd2 Nc5 18. Bf1 Rd8 {½-½ Harikrishna,P (2732)-Grischuk,A (2777) Airthings Masters Prelim rapid 2020 (6)}) 13. b4 $14 {[%emt 0:09:09]} Nd7 {[%emt 0:08:25]} 14. c4 {[%emt 0:01:33] White is much more active. The black rooks are badly placed.} Rc8 {[%emt 0:01:27]} 15. a4 {[%emt 0:19:28]} a5 {[%emt 0:14:06]} 16. b5 {[%emt 0:08:53]} Nce5 {[%emt 0:00:28]} 17. Nxe5 {[%emt 0:00:08]} Bxe5 {[%emt 0:00:23]} 18. f4 {[%emt 0:02:46]} Bg7 {[%emt 0:00:50]} 19. Ba3 {[%emt 0:09:21][%cal Oe4e5]} Nc5 {[%emt 0:04:52]} 20. e5 $1 {[%emt 0:02:18] And now exd6 would win.} Bxd5 $1 {[%emt 0:05:12]} 21. Rxd5 {[%emt 0:00:55]} Nxa4 {[%emt 0:08:51]} 22. Rbd1 {[%emt 0:12:28]} (22. exd6 exd6 23. Rxd6 Qh4 $15) 22... Re8 {[%emt 0:01:35] Black is weak on the light squares} 23. Qf3 {[%emt 0:05:26]} Qd7 {[%emt 0:05:16]} 24. Qb3 {[%emt 0:03:01]} Nc5 {[%emt 0:00:33]} 25. Bxc5 {[%emt 0:00:01]} Rxc5 {[%emt 0:01:20]} 26. Rxc5 {[%emt 0:00:02]} (26. exd6 $2 Rxd5 27. Rxd5 exd6 $19) 26... bxc5 {[%emt 0:00:17]} 27. Bf3 {[%emt 0:02:09] aiming for Bc6.} Rb8 {[%emt 0:01:00]} 28. Qa3 {[%emt 0:07:44]} (28. Qc2 $11 {remains equal.}) 28... Qc7 {[%emt 0:01:09]} (28... Qf5 $17 29. exd6 exd6) 29. exd6 $11 {[%emt 0:00:38]} exd6 {[%emt 0:00:07]} 30. Bd5 {[%emt 0:02:15]} Bd4+ {[%emt 0:01:35]} 31. Kh2 {[%emt 0:01:49]} Qd8 {[%emt 0:02:19]} 32. Re1 {[%emt 0:01:00]} Kf8 {[%emt 0:04:08]} (32... h5 $1 $11) 33. Re2 {[%emt 0:03:47]} ({Better is} 33. g3 $16) 33... Qf6 {[%emt 0:01:32]} (33... h5 $1 $11) 34. Qxa5 $16 {[%emt 0:00:52]} Qxf4+ {[%emt 0:01:39]} 35. g3 {[%emt 0:00:01][%cal Bg2g3,Bg3g4][%mdl 32]} Qf1 {[%emt 0:01:19][%csl Gd4][%cal Rf1g1]} 36. Qe1 {[%emt 0:00:10]} Qxe1 {[%emt 0:02:40]} 37. Rxe1 $14 {[%emt 0:00:28][%mdl 4096] Endgame KRB-KRB} Bc3 {[%emt 0:04:42] White now steadily converts the win.} ({Black should try} 37... Re8 $1 $14 38. Rxe8+ Kxe8) 38. Re3 $1 $16 {[%emt 0:01:08]} Ba5 {[%emt 0:01:11]} (38... Be5 $16) 39. Rf3 $18 {[%emt 0:01:09]} f5 {[%emt 0:00:05]} 40. g4 {[%emt 0:00:10]} Kg7 {[%emt 0:00:49]} 41. gxf5 {[%emt 0:31:10]} Rf8 {[%emt 0:30:05]} 42. Ra3 {[%emt 0:00:32]} Bb6 {[%emt 0:00:05]} 43. fxg6 {[%emt 0:00:28]} Kxg6 {[%emt 0:01:02]} 44. Re3 {[%emt 0:00:00]} Kg5 {[%emt 0:00:00] [#]} 45. Kg3 $1 {[%emt 0:00:00]} Bd8 {[%emt 0:00:00]} 46. Re6 {[%emt 0:00:00]} h5 {[%emt 0:00:00]} (46... Bb6 {keeps fighting.} 47. Re7 (47. Rxd6 $2 Bc7 $19) (47. h4+ Kf5 $18) 47... h6 48. h4+ Kf5) 47. Kg2 {[%emt 0:00:00]} (47. Rxd6 $2 Bc7 48. h4+ Kf5 $19) (47. h4+ $142 Kf5 48. Rh6 (48. Rxd6 $2 Bc7 $19)) 47... Bf6 $2 {[%emt 0:00:00] [#]} (47... Bc7 {was called for.} 48. Re7 Ba5) 48. b6 $1 {[%emt 0:00:00]} (48. Rxd6 Bd4 $16) 48... Bd4 {[%emt 0:00:00]} 49. Re2 {[%emt 0:00:00] Prevents Rf2+} (49. Rxd6 Rf2+ 50. Kh1 Rf1+ 51. Kh2 (51. Kg2 Rf2+ 52. Kh1 Rf1+ 53. Kh2 Rf2+ 54. Kh1 $11) 51... Rf2+ 52. Kh1 Rf1+ 53. Kh2 (53. Kg2 Rf2+ 54. Kh1 $11) 53... Rf2+ 54. Kh1 $11) 49... Bc3 {[%emt 0:00:00]} (49... Bf6 $142 50. b7 Rb8) 50. Ra2 {[%emt 0:00:00]} Kh4 {[%emt 0:00:00]} 51. b7 {[%emt 0:00:00] Threatening mate with Ra8.} Bd4 {[%emt 0:00:00]} 52. Re2 {[%emt 0:00:00]} Kg5 {[%emt 0:00:00]} 53. Ra2 {[%emt 0:00:00]} Kh4 $1 {[%emt 0:00:00]} 54. Rd2 {[%emt 0:00:00]} Kg5 {[%emt 0:00:00]} 55. Re2 {[%emt 0:00:00]} Kh4 {[%emt 0:00:00]} 56. Re4+ {[%emt 0:00:00]} Kg5 {[%emt 0:00:00]} 57. h4+ {[%emt 0:00:00]} Kf5 {[%emt 0:00:00]} 58. Re7 {[%emt 0:00:00] White wants to mate with Rf7+.} Kg4 {[%emt 0:00:00]} 59. Rf7 {[%emt 0:00:00] Inhibits Rf2+.} Re8 {[%emt 0:00:00]} 60. Be6+ {[%emt 0:00:00][%mdl 64] Deflection, Promotion} Kxh4 {[%emt 0:00:00]} 61. Bc8 {[%emt 0:00:00]} Re2+ {[%emt 0:00:00]} 62. Kf3 {[%emt 0:00:20]} Rb2 {[%emt 0:00:00]} 63. Ke4 {[%emt 0:02:25]} Kg3 {[%emt 0:00:00]} 64. Rf3+ {[%emt 0:00:36]} Kg2 {[%emt 0:00:00]} 65. Ra3 {[%emt 0:01:05]} Bf2 {[%emt 0:00:00]} 66. Kd5 {[%emt 0:00:31] Threatens to win with Ra8.} h4 $2 {[%emt 0:00:00]} (66... Bg3 67. Ra2 {[%mdl 64] Promotion} Rxa2) 67. Ra8 {[%emt 0:01:05]} h3 {[%emt 0:00:00] [#]} 68. Bxh3+ $1 {[%emt 0:00:22][%mdl 576] Promotion} Kxh3 {[%emt 0:00:00]} (68... Kh2 69. Bc8) 69. b8=Q {[%emt 0:00:03]} ({Worse is} 69. b8=B Rd2+ 70. Ke6 Re2+ 71. Kd5 Bg3 $11) 69... Rxb8 {[%emt 0:00:00]} 70. Rxb8 {[%emt 0:00:03] KR-KB} Kg4 {[%emt 0:00:00]} 71. Rf8 {[%emt 0:00:15]} ({Stronger than} 71. Kxd6 Bg3+ 72. Kxc5 Bxb8 $11) 71... Bd4 {[%emt 0:00:00]} 72. Kxd6 {[%emt 0:00:04]} Kg5 {[%emt 0:00:00] White mates.} 73. Rc8 {[%emt 0:00:43]} Kf6 {[%emt 0:00:00]} 74. Rxc5 {[%emt 0:00:08]} Kf7 {[%emt 0:00:00]} 75. Rd5 {[%emt 0:00:15]} Bg1 {[%emt 0:00:00]} 76. Kd7 {[%emt 0:00:02] Weighted Error Value: White=0.32/Black=0.26 (precise)} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.14"]
[Round "6.3"]
[White "Svanda, Ondrej"]
[Black "Frank, Adam"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2366"]
[BlackElo "2391"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,46,0,0,4,1,6,17,17,37,47,38,56,95,86,86,84,20,-16,-21,-9,9,-45,283,297,632,595,658,656,639,612,666,664,29996,29997,29997,29998,29998,29999,29999]} 1. e4 {[%emt 0:00:04][%cal Be2e4,Be4e5][%mdl 32]} c5 {[%emt 0:00:21]} 2. c3 {[%emt 0:00:02]} Nf6 {[%emt 0:00:05][%cal Bg8f6,Bf6d5,Bd5b6][%mdl 32]} 3. e5 {[%emt 0:00:04]} Nd5 {[%emt 0:00:03]} 4. Nf3 {[%emt 0:00:07]} d6 {[%emt 0:00:08]} 5. Bb5+ {[%emt 0:00:07]} Bd7 {[%emt 0:01:44]} 6. Bc4 {[%emt 0:00:01] B22: Sicilian: 2 c3.} e6 {[%emt 0:17:54]} 7. d4 {[%emt 0:00:01][%cal Bd2d4,Bd4d5][%mdl 32]} Nb6 {[%emt 0:02:13]} 8. Bb3 {[%emt 0:01:23] [#] The position is equal.} Bb5 $146 {[%emt 0:03:57]} ({Predecessor:} 8... cxd4 9. exd6 Bc6 10. Nxd4 Qxd6 11. Nxc6 Qxd1+ 12. Kxd1 Nxc6 13. Ke2 O-O-O 14. a4 a6 {1-0 Leniart,A (2491)-Jeet,J (2218) Roquetas de Mar op 34th 2023 (2)}) 9. a4 {[%emt 0:10:26][%cal Ba2a4,Ba4a5][%mdl 32]} Ba6 {[%emt 0:00:04]} 10. a5 {[%emt 0:09:15]} N6d7 {[%emt 0:02:20] [#]} 11. d5 {[%emt 0:08:04] White is more active.} Nxe5 {[%emt 0:00:06] ...Nd3+ would be deadly.} 12. Nxe5 {[%emt 0:02:36]} ({Weaker is} 12. dxe6 Nd3+ 13. Kd2 Nxf2 14. exf7+ Kd7 $17) 12... dxe5 {[%emt 0:00:04]} 13. Qf3 {[%emt 0:30:59]} (13. Ba4+ {is more complex.} Ke7 14. Qh5 f6 15. Be3) 13... exd5 {[%emt 0:10:18]} 14. Bxd5 $40 {[%emt 0:00:03][%csl Gd5][%cal Rf3f7][%mdl 128] White mounts an attack.} Qc7 {[%emt 0:00:38]} 15. Nd2 {[%emt 0:01:55]} (15. Be3 $11) 15... Bd6 $2 {[%emt 0:11:27][%mdl 8192] Black cannot hold the game after this.} (15... Nc6 $15 {stays ahead.}) 16. Ne4 $18 {[%emt 0:00:02] Threatens to win with Nxd6+.} O-O $2 {[%emt 0:00:07] [#]} (16... Rf8 17. Bg5 (17. Bxb7 Bxb7 18. Nxd6+ {[%mdl 64] Discovered Attack} Qxd6 $16) 17... f6) 17. Nf6+ $1 {[%emt 0:05:06][%mdl 576] Deflection} Kh8 {[%emt 0:03:01] [#]} 18. Qf5 {[%emt 0:00:03][%csl Gf6][%cal Rf5h7] Against Nd7} Bd3 {[%emt 0:00:29]} 19. Qxd3 {[%emt 0:00:02][%csl Gf6][%cal Rd3h7]} gxf6 {[%emt 0:00:06]} 20. Qf5 {[%emt 0:00:02] Be4 would kill now.} Re8 {[%emt 0:07:16] Black is weak on the light squares} 21. Be4 {[%emt 0:00:29][%csl Ge4][%cal Rf5h7] White mates.} Kg7 {[%emt 0:00:04] [#]} 22. Bh6+ $1 {[%emt 0:00:06][%mdl 576] Decoy} Kxh6 {[%emt 0:00:03]} 23. Qxf6+ {[%emt 0:00:02]} Kh5 {[%emt 0:00:05]} 24. Bf3# {Beautiful play by Svanda!   Weighted Error Value: White=0.06 (flawless) /Black=0.65} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.14"]
[Round "6.4"]
[White "Jares, Michal"]
[Black "Kubiczek, Michal"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2177"]
[BlackElo "2087"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,99,35,37,33,41,19,29,20,35,17,27,55,56,16,18,25,19,21,27,20,17,20,21,21,22,34,24,28,18,17,32,26,36,0,8,0,0,0,12,12,44,12,12,0,8,8,8,8,36,36,36,36,36,37,200,167,606,606,602,601,594,595,595,593,587,555,477,334,587,587,579,524,579,561,523,504,583,582,560,546,520,516,1528,1564,1532,1886]} 1. Nf3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:17]} 2. g3 {[%emt 0:00:02]} d5 {[%emt 0:00:12]} 3. Bg2 {[%emt 0:00:08]} c5 {[%emt 0:00:05]} 4. O-O {[%emt 0:00:13]} Nc6 {[%emt 0:00:11]} 5. d4 {[%emt 0:00:15]} cxd4 {[%emt 0:00:04]} 6. Nxd4 {[%emt 0:00:03]} e5 {[%emt 0:00:08]} 7. Nxc6 {[%emt 0:00:12]} bxc6 {[%emt 0:00:02]} 8. c4 {[%emt 0:00:16]} Be6 {[%emt 0:00:06]} (8... dxc4 9. Bxc6+ Bd7 10. Bxa8 Qxa8 11. Nc3 $16) 9. Qa4 {[%emt 0:07:21] [#] Strongly threatening cxd5. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qd7 {[%emt 0:00:12]} (9... dxc4 $2 10. Qxc6+ (10. Bxc6+ Bd7 $18) 10... Bd7 11. Qxa8 $18) 10. Nc3 {[%emt 0:01:43]} Rc8 {[%emt 0:00:05]} 11. cxd5 {[%emt 0:03:06] White has an edge.} cxd5 {[%emt 0:00:06]} 12. Qxd7+ {[%emt 0:00:51]} Kxd7 {[%emt 0:00:01]} 13. Rd1 {[%emt 0:01:40]} Bc5 {[%emt 0:00:04]} 14. Nxd5 {[%emt 0:23:13]} Nxd5 {[%emt 0:00:08]} 15. Bxd5 {[%emt 0:00:05]} Bxd5 {[%emt 0:00:05][%mdl 64] [#] Remove Defender} 16. Rxd5+ {[%emt 0:00:22]} Ke6 {[%emt 0:00:02]} 17. Rd2 {[%emt 0:07:20]} Rhd8 {[%emt 0:01:04]} 18. Kf1 {[%emt 0:03:11]} Bb6 {[%emt 0:02:03][%cal Oc8c1]} 19. Rxd8 {[%emt 0:02:18]} Rxd8 {[%emt 0:00:08]} 20. Be3 {[%emt 0:01:05]} Bxe3 {[%emt 0:00:20]} 21. fxe3 $14 {[%emt 0:00:01][%mdl 4096] Endgame KR-KR} Rd2 {[%emt 0:00:44]} 22. Rb1 {[%emt 0:00:23]} Kf5 {[%emt 0:01:37] [#]} 23. a4 $146 {[%emt 0:11:05]} ({Predecessor:} 23. Ke1 Rc2 24. Kd1 Rc6 25. Rc1 Rb6 26. b3 Ke4 27. Rc3 Rh6 28. Kd2 Rxh2 29. Rc7 {½-½ Matlakov,M (2701)-Akobian,V (2633) Gibraltar Masters 15th 2017 (6)}) 23... g5 {[%emt 0:11:52]} 24. Rc1 {[%emt 0:02:11]} a5 {[%emt 0:07:45]} 25. Rc7 {[%emt 0:06:49]} Ke4 {[%emt 0:23:27]} 26. Kf2 {[%emt 0:01:37]} f5 {[%emt 0:03:23]} 27. Rb7 {[%emt 0:04:47]} Rc2 {[%emt 0:04:37]} 28. Rb5 {[%emt 0:03:23]} (28. b4 $5 {[%cal Rb4a5]}) 28... h5 {[%emt 0:03:35]} 29. h3 {[%emt 0:04:11]} f4 {[%emt 0:11:56]} 30. exf4 {[%emt 0:02:28]} (30. Rxa5 $2 {too greedy.} fxe3+ 31. Kf1 Rc1+ 32. Kg2 Re1 $19) 30... gxf4 {[%emt 0:00:23]} 31. gxf4 {[%emt 0:00:21]} (31. Rxa5 f3 32. Kf1 Rxe2 $19) 31... exf4 {[%emt 0:03:43]} 32. Ke1 {[%emt 0:10:09]} h4 {[%emt 0:15:17]} 33. Kd1 {[%emt 0:01:16]} Rc4 {[%emt 0:00:31]} 34. Rxa5 {[%emt 0:01:32] Threatens to win with Kd2.} Ke3 {[%emt 0:02:49] Black cannot hold the game after this.} (34... Rb4 $1 $14) 35. b3 $18 {[%emt 0:01:18]} Rd4+ {[%emt 0:01:08]} (35... Rc3) 36. Ke1 {[%emt 0:00:30] White wants to mate with Re5+.} Rd8 {[%emt 0:08:17]} 37. Rc5 {[%emt 0:00:43]} Rg8 {[%emt 0:01:21][%cal Rg8g1]} 38. Rc3+ {[%emt 0:00:02]} Ke4 {[%emt 0:00:47]} 39. Rd3 {[%emt 0:01:26]} Rg1+ {[%emt 0:00:52]} 40. Kd2 {[%emt 0:00:57]} Ra1 {[%emt 0:00:31]} 41. Rc3 {[%emt 0:05:42]} Ra2+ $2 {[%emt 0:02:11]} (41... Kd5 {was called for.} 42. Rf3 Ke4) 42. Ke1 {[%emt 0:00:56] White is clearly winning.} Kd4 {[%emt 0:02:21]} 43. Rd3+ {[%emt 0:00:35]} Ke4 {[%emt 0:01:09]} 44. Kf2 {[%emt 0:00:28]} Ra1 {[%emt 0:00:42]} 45. Rc3 {[%emt 0:02:45]} Ra3 {[%emt 0:04:37]} 46. Rc4+ {[%emt 0:00:31]} Ke5 {[%emt 0:01:59]} 47. Rb4 {[%emt 0:00:02]} Ra1 {[%emt 0:00:09]} 48. Rb5+ {[%emt 0:01:22]} Ke4 {[%emt 0:00:14]} (48... Kd6 $142 49. Kf3 Rf1+ 50. Kg4 Rf2) 49. a5 {[%emt 0:00:31] Rb4+ is the strong threat.} Ra2 {[%emt 0:01:26]} 50. Rb4+ {[%emt 0:02:41] Weighted Error Value: White=0.11 (very precise) /Black=0.47} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.14"]
[Round "6.5"]
[White "Mach, Petr"]
[Black "Jun, Rudolf"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2167"]
[BlackElo "2152"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,66,-14,-20,0,-11,-11,-15,0,-4,0,-12,17,-14,-12,-15,-16,-19,-17,-18,0,-34,-33,-35,-40,-33,0,-46,-49,-35,-26,-67,-16,-17,0,0,0,0,0,-22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:03]} c5 {[%emt 0:01:11]} 2. g3 {[%emt 0:00:05]} Nc6 {[%emt 0:01:16]} 3. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:11]} 4. Nxd4 {[%emt 0:00:12]} g6 {[%emt 0:01:56]} 5. Bg2 {[%emt 0:01:00]} Bg7 {[%emt 0:01:36]} 6. Nxc6 {[%emt 0:00:32]} bxc6 {[%emt 0:00:43]} 7. c4 {[%emt 0:00:06]} Qa5+ {[%emt 0:04:01] A30: Symmetrical English: Double Fianchetto and Hedgehog.} 8. Qd2 {[%emt 0:03:53]} Qxd2+ {[%emt 0:04:33]} 9. Nxd2 {[%emt 0:02:21] [#]} a5 $146 {[%emt 0:01:28]} ({Predecessor:} 9... Nf6 10. Rb1 d5 11. e4 Be6 12. b3 O-O 13. Ba3 dxe4 14. Nxe4 Bf5 15. f3 Nxe4 16. fxe4 {1-0 Neiss,J (2076)-Powierski,E (2019) Hamburg St Pauli op-A 2011 (4)}) 10. Rb1 {[%emt 0:02:04]} Nf6 {[%emt 0:01:11]} 11. e4 {[%emt 0:02:28]} Ra6 {[%emt 0:01:14]} 12. O-O {[%emt 0:06:15]} d6 {[%emt 0:00:47]} 13. b3 {[%emt 0:00:40]} O-O {[%emt 0:03:47]} 14. Bb2 {[%emt 0:00:55]} Rd8 {[%emt 0:10:50]} 15. Rfd1 {[%emt 0:03:14]} c5 {[%emt 0:04:17]} 16. h3 {[%emt 0:01:51]} (16. e5 $5 {[%cal Re5f6]} Ng4 17. Ne4 $11) 16... Nd7 {[%emt 0:04:44]} 17. Bxg7 {[%emt 0:01:57]} Kxg7 {[%emt 0:00:06]} 18. f4 {[%emt 0:01:57]} Bb7 {[%emt 0:01:30]} 19. Kf2 {[%emt 0:00:33]} (19. e5 $11 Bxg2 20. Kxg2) 19... Rb6 {[%emt 0:01:37]} 20. Nf1 {[%emt 0:09:45]} Nf6 {[%emt 0:02:04]} 21. Re1 {[%emt 0:03:12] [#]} a4 $1 {[%emt 0:03:31]} 22. e5 $11 {[%emt 0:01:47] The position is equal.} dxe5 {[%emt 0:02:47]} 23. Rxe5 {[%emt 0:00:18]} Bxg2 {[%emt 0:01:40]} 24. Kxg2 {[%emt 0:01:04]} Rd3 {[%emt 0:02:29]} 25. Rxe7 {[%emt 0:00:23]} axb3 {[%emt 0:00:12]} 26. Rxb3 {[%emt 0:00:06]} Rbxb3 {[%emt 0:00:30]} 27. axb3 {[%emt 0:00:05]} Rxb3 {[%emt 0:00:09][%mdl 4096] Endgame KRN-KRN} 28. Re5 {[%emt 0:02:13]} Nd7 {[%emt 0:02:22]} 29. Rd5 {[%emt 0:00:12]} Nb6 {[%emt 0:00:31]} 30. Rxc5 {[%emt 0:00:05]} Rc3 {[%emt 0:00:17]} 31. Kf2 {[%emt 0:02:23]} Rxc4 {[%emt 0:00:41]} 32. Rxc4 {[%emt 0:00:09]} Nxc4 {[%emt 0:00:05]} 33. Ne3 {[%emt 0:00:13]} Nd2 {[%emt 0:00:15] Weighted Error Value: White=0.10 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.14"]
[Round "6.6"]
[White "Ocelak, Jakub"]
[Black "Hrbek, Stepan"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2190"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,83,37,29,20,33,21,29,34,32,23,46,0,36,48,41,35,43,0,25,0,43,0,0,0,0,0,-10,-39,0,-9,0,-5,0,-22,0,0,0,-26,16,-13,11,-41,-46,-46,-29,-53,-37,-53,22,0,67,0,51,0,14,0,0,0,0,0,0,19,8,20]} 1. Nf3 {[%emt 0:00:07]} c5 {[%emt 0:01:47]} 2. c4 {[%emt 0:00:05]} Nc6 {[%emt 0:01:32]} 3. Nc3 {[%emt 0:00:09]} g6 {[%emt 0:00:15]} 4. g3 {[%emt 0:00:13]} Bg7 {[%emt 0:00:07]} 5. Bg2 {[%emt 0:00:04]} e6 {[%emt 0:01:02]} 6. e3 {[%emt 0:11:15]} Nge7 {[%emt 0:00:50]} 7. d4 {[%emt 0:04:24]} cxd4 {[%emt 0:03:05]} 8. Nxd4 {[%emt 0:01:34]} d5 {[%emt 0:01:30]} 9. cxd5 {[%emt 0:00:08]} exd5 {[%emt 0:00:42]} 10. O-O {[%emt 0:05:43]} O-O $1 {[%emt 0:00:25] The main line 10...0-0 scores better than 10...Nxd4.} 11. Nxc6 {[%emt 0:08:51]} bxc6 {[%emt 0:02:20]} 12. Qa4 {[%emt 0:01:04] A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} Qb6 {[%emt 0:10:45]} 13. Qa3 {[%emt 0:03:51] [#]} Nf5 $146 {[%emt 0:00:19]} ({Predecessor:} 13... Re8 14. Na4 Qa6 15. Bd2 Rb8 16. Bb4 Nf5 17. Rfc1 h5 18. Bf1 Qb7 19. Bc3 Bf8 {1-0 Gochelashvili,D (2324)-Vastrukhin,O (2367) Novorossiysk Small Land Blitz 2022 (5)}) 14. Bd2 {[%emt 0:03:52] White has an edge.} ({Much worse is} 14. e4 dxe4 15. Nxe4 Be6 $15) 14... Re8 {[%emt 0:05:04]} 15. Na4 {[%emt 0:10:57]} Qa6 {[%emt 0:03:29][%cal Of5d6]} 16. Rab1 {[%emt 0:10:55]} (16. Bb4 $14) 16... Rb8 {[%emt 0:04:31]} (16... Nd6 $5 17. Qxd6 Qxa4 $11) 17. b3 {[%emt 0:00:48]} Bf8 {[%emt 0:02:36]} 18. Qc1 {[%emt 0:02:53]} Nd6 {[%emt 0:01:17]} 19. Nc5 {[%emt 0:02:58]} Qb6 {[%emt 0:02:07]} (19... Qxa2 $2 20. Ra1 $18) 20. Na4 {[%emt 0:04:34]} Qa6 {[%emt 0:00:17]} 21. Nc5 {[%emt 0:00:06]} Qb5 {[%emt 0:03:54]} (21... Qxa2 $2 22. Ra1 $18) 22. a4 {[%emt 0:07:08]} Qb6 {[%emt 0:00:23]} 23. a5 {[%emt 0:05:43]} Qd8 {[%emt 0:09:19]} 24. Qd1 {[%emt 0:01:53]} Nb5 {[%emt 0:04:39]} 25. b4 {[%emt 0:01:14]} Bg7 {[%emt 0:02:21]} 26. Qb3 {[%emt 0:01:28]} Bf5 {[%emt 0:03:50]} 27. Rbc1 {[%emt 0:00:19]} h5 {[%emt 0:03:17][%cal Bh7h5,Bh5h4,Bh4h3][%mdl 32]} 28. Rfe1 {[%emt 0:02:22]} h4 {[%emt 0:06:49]} 29. Bf1 {[%emt 0:01:19]} Bh6 {[%emt 0:06:23]} 30. Qb2 {[%emt 0:01:21]} Rc8 {[%emt 0:06:19]} 31. Bd3 {[%emt 0:02:31]} (31. Bxb5 $11 cxb5 32. Bc3) 31... Bxd3 $15 {[%emt 0:00:41]} 32. Nxd3 {[%emt 0:00:01]} h3 {[%emt 0:06:15]} 33. Nc5 {[%emt 0:02:04]} Bg7 {[%emt 0:02:40]} 34. Qb3 {[%emt 0:00:49]} f5 {[%emt 0:01:33]} (34... Qg5 $15) 35. Qd3 {[%emt 0:00:50]} Kf7 {[%emt 0:02:29]} (35... Qg5 $11) 36. Rcd1 {[%emt 0:00:51]} (36. Qf1 $1 $14) 36... Qf6 {[%emt 0:00:53]} (36... Nd6 $11) 37. Rb1 {[%emt 0:01:47]} (37. Qf1 $1 $14) 37... Rcd8 {[%emt 0:00:17] The position is equal.} 38. Rbc1 {[%emt 0:00:40]} g5 {[%emt 0:01:38][%cal Bg6g5,Bg5g4,Bg4f3][%mdl 32]} 39. Qf1 {[%emt 0:00:56]} g4 {[%emt 0:00:46]} 40. Qd3 {[%emt 0:00:29]} Re7 {[%emt 0:01:04]} 41. f3 {[%emt 0:08:38]} gxf3 {[%emt 0:09:09] [#] Threatens to win with ...Bh6.} 42. Rf1 {[%emt 0:01:22] Weighted Error Value: White=0.18 (very precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "7.1"]
[White "Hrbek, Stepan"]
[Black "Hlavina, Matous"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2340"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,77,0,25,27,27,25,45,40,37,38,43,42,48,26,45,50,45,49,237,242,233,215,235,241,229,179,244,242,217,203,278,259,427,422,621,620,616,614,583,564,557,382,387,362,362,362,602,602,602,602,602,602,602,602,602,602,587,525,606,606,5387,4512,29962,29967,29969,29971,29974,29973,29972,29972]} 1. c4 {[%emt 0:00:04]} c6 {[%emt 0:01:20]} 2. d4 {[%emt 0:01:15]} d5 {[%emt 0:00:10]} 3. cxd5 {[%emt 0:00:23]} cxd5 {[%emt 0:00:22]} 4. Bg5 {[%emt 0:00:37]} Nc6 {[%emt 0:01:48]} 5. Nc3 {[%emt 0:00:03]} Nf6 {[%emt 0:01:23]} 6. Bxf6 {[%emt 0:03:06] D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} exf6 {[%emt 0:01:31]} 7. e3 {[%emt 0:00:29]} Bb4 {[%emt 0:11:41]} 8. Nge2 {[%emt 0:04:26] White is slightly better.} Bg4 {[%emt 0:03:14]} 9. Qb3 {[%emt 0:02:07]} O-O {[%emt 0:09:49]} 10. a3 {[%emt 0:06:19] [#]} Ba5 $146 {[%emt 0:10:38]} ({Predecessor:} 10... Bxe2 11. Bxe2 Bxc3+ 12. Qxc3 Re8 13. O-O Qd6 14. Bf3 Rac8 15. Qb3 Red8 16. Qxb7 Rb8 {0-1 Orfanidis,K (1819)-Papachristopoulos,G (1658) GRE-ch Online Blitz op 1st 2021 (7)}) 11. h3 {[%emt 0:08:00]} Bxe2 {[%emt 0:07:37]} 12. Bxe2 {[%emt 0:00:08]} Re8 {[%emt 0:00:39]} 13. O-O {[%emt 0:00:29]} (13. Qxb7 Nxd4 14. exd4 Rb8 15. Qxa7 Rxb2 $15) 13... Nxd4 $2 {[%emt 0:02:29] [#] This costs Black the game.} 14. exd4 $18 {[%emt 0:00:08] Bg4 is the strong threat.} Bxc3 {[%emt 0:00:09]} 15. Bb5 {[%emt 0:00:41][%cal Ob5e8]} Bxd4 {[%emt 0:00:05]} 16. Bxe8 {[%emt 0:00:40]} Qxe8 {[%emt 0:00:01]} 17. Rfe1 {[%emt 0:08:39]} (17. Qxb7 $6 Rb8 18. Qxd5 Bxb2 $16) 17... Qc6 {[%emt 0:01:28]} (17... Be5 $142) 18. Rad1 {[%emt 0:00:25]} Be5 {[%emt 0:01:27]} 19. Rxd5 {[%emt 0:00:57]} h6 {[%emt 0:01:28]} 20. Red1 {[%emt 0:00:32][%cal Be1d1,Bd1d8,Bd8a8,Ba8e8,Be8e6,Be6b6,Bb6b5][%mdl 32] aiming for Rd7.} Rc8 $2 {[%emt 0:01:14] [#]} (20... b6 21. Rd7 (21. Rd8+ Rxd8 22. Rxd8+ Kh7 $18) 21... Qe6 22. Qxe6 fxe6) 21. Rd7 {[%emt 0:01:46]} (21. Rd8+ Rxd8 22. Rxd8+ Kh7 23. Qd3+ (23. Qxf7 $2 Qc1+) 23... g6 $18) 21... Qe6 {[%emt 0:01:05]} (21... Qc4 $142 22. Qxc4 Rxc4 23. Rxb7 h5 24. Rd8+ Kh7) 22. Rd8+ {[%emt 0:02:43]} Rxd8 {[%emt 0:01:40]} 23. Rxd8+ {[%emt 0:00:08]} Kh7 {[%emt 0:00:04]} 24. Qxe6 {[%emt 0:00:08]} ({Not} 24. Qxb7 Bd4 25. Qb4 (25. Rxd4 Qe1+ 26. Kh2 Qe5+ 27. g3 Qxd4 $11) 25... Bb6 $18) 24... fxe6 {[%emt 0:00:06][%mdl 4096] Endgame KR-KB} 25. b3 {[%emt 0:00:18]} b6 {[%emt 0:01:02]} 26. Ra8 {[%emt 0:05:40]} a5 {[%emt 0:01:04]} 27. Re8 {[%emt 0:00:07]} Bb2 $2 {[%emt 0:00:51]} (27... Bd4 28. Rxe6 Kg6) 28. Rxe6 {[%emt 0:00:08]} Bxa3 {[%emt 0:00:20]} 29. Rxb6 {[%emt 0:00:08]} Kg6 {[%emt 0:00:12]} 30. Rb5 {[%emt 0:00:18]} Bb4 {[%emt 0:00:02]} 31. g4 {[%emt 0:00:41]} Kf7 {[%emt 0:01:19]} 32. Rb7+ {[%emt 0:02:29]} Kg6 {[%emt 0:00:11]} 33. h4 {[%emt 0:03:33]} h5 {[%emt 0:00:36]} 34. gxh5+ {[%emt 0:00:07]} Kxh5 {[%emt 0:00:01]} 35. Rxg7 {[%emt 0:00:11]} Kxh4 {[%emt 0:00:02]} 36. Kg2 {[%emt 0:00:15] White mates.} Kh5 {[%emt 0:00:17]} 37. Kf3 {[%emt 0:00:33]} Kh6 {[%emt 0:00:10]} 38. Rg2 {[%emt 0:00:12]} Bc3 {[%emt 0:00:25]} 39. Ke4 {Weighted Error Value: White=0.08 (flawless) /Black=0.63} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "7.2"]
[White "Jun, Rudolf"]
[Black "Ocelak, Jakub"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2152"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,60,0,5,0,11,11,12,8,20,0,7,0,18,17,46,23,27,13,0,0,8,0,24,4,22,10,6,0,4,0,7,1,15,15,15,8,31,0,0,-6,6,0,0,0,12,0,34,63,53,56,51]} 1. e4 {[%emt 0:00:03]} e6 {[%emt 0:00:03]} 2. d4 {[%emt 0:01:16]} d5 {[%emt 0:00:03]} 3. exd5 {[%emt 0:01:38]} exd5 {[%emt 0:00:02]} 4. Bd3 {[%emt 0:00:31]} Nc6 {[%emt 0:01:13]} 5. c3 {[%emt 0:00:58]} Bd6 {[%emt 0:00:09]} 6. h3 {[%emt 0:01:24]} Nge7 {[%emt 0:04:07]} 7. Ne2 {[%emt 0:03:09] C01: French: Exchange Variation.} O-O {[%emt 0:11:22]} 8. O-O {[%emt 0:00:09]} Bf5 {[%emt 0:00:42]} 9. Bf4 {[%emt 0:01:16] The position is equal.} Bxd3 {[%emt 0:04:16]} 10. Qxd3 {[%emt 0:00:25]} Ng6 {[%emt 0:00:09]} 11. Bg3 {[%emt 0:00:33] [#]} a6 $146 {[%emt 0:06:57]} ({Predecessor:} 11... Bxg3 12. Nxg3 Re8 13. Nd2 Qd7 14. Nf3 a5 15. b3 b6 16. Rae1 Rxe1 17. Rxe1 Re8 18. Rxe8+ Qxe8 19. Qe2 Qxe2 20. Nxe2 {½-½ Hannewald,A (1386)-Kirschbaum,A (1332) SJNR-ch U16 Kranenburg 2005 (3)}) 12. Nd2 {[%emt 0:01:17]} Qd7 {[%emt 0:04:50]} 13. Rfe1 {[%emt 0:01:51]} (13. f4 $5 {[%cal Rf4f5]}) 13... Rae8 {[%emt 0:00:45]} 14. Qf3 {[%emt 0:02:53]} Bxg3 {[%emt 0:06:48]} 15. Nxg3 {[%emt 0:00:54]} Re6 {[%emt 0:01:13]} 16. Re3 {[%emt 0:11:10]} Rfe8 {[%emt 0:00:33]} 17. Rae1 {[%emt 0:00:34]} Rxe3 {[%emt 0:02:12]} 18. Rxe3 {[%emt 0:00:52]} Rxe3 {[%emt 0:00:41]} 19. fxe3 {[%emt 0:01:33][%cal Bf2e3,Be3e4,Be4e5][%mdl 32]} Nce7 {[%emt 0:06:31]} 20. e4 {[%emt 0:01:57]} Qe6 {[%emt 0:06:44]} 21. Kh2 {[%emt 0:05:30]} Kf8 {[%emt 0:07:04]} 22. b3 {[%emt 0:03:21]} Qd6 {[%emt 0:04:29]} 23. e5 {[%emt 0:01:25]} Qe6 {[%emt 0:00:11][%cal Oc7c5]} 24. c4 {[%emt 0:02:26]} Kg8 {[%emt 0:01:27]} 25. Qc3 {[%emt 0:03:36]} Nc6 {[%emt 0:02:34]} 26. Nf3 {[%emt 0:01:07]} h6 {[%emt 0:00:25]} 27. Nf1 {[%emt 0:01:29]} Nge7 {[%emt 0:02:26]} 28. Ne3 {[%emt 0:00:46]} Qd7 {[%emt 0:01:29]} 29. Kg1 {[%emt 0:04:04]} Qe6 {[%emt 0:00:07]} 30. Kf2 {[%emt 0:00:51]} Kh8 {[%emt 0:00:17] Weighted Error Value: White=0.07 (flawless) /Black=0.09 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "7.3"]
[White "Kubiczek, Michal"]
[Black "Mach, Petr"]
[Result "0-1"]
[ECO "D71"]
[WhiteElo "2087"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,50,12,50,32,33,32,29,15,13,2,30,21,21,-40,18,-61,0,-51,51,53,52,53,58,57,92,-301,-304,-545,-543,-519,-509,-898,-900,-831,-853,-859,-851]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:03:15]} 2. c4 {[%emt 0:00:36]} g6 {[%emt 0:00:11]} 3. g3 {[%emt 0:00:35]} Bg7 {[%emt 0:00:32]} 4. Bg2 {[%emt 0:00:33]} O-O {[%emt 0:00:19]} 5. Nc3 {[%emt 0:00:53]} d6 {[%emt 0:00:19]} 6. e3 {[%emt 0:00:51]} e5 {[%emt 0:08:22]} 7. Nge2 {[%emt 0:00:27]} Nc6 {[%emt 0:12:06]} 8. O-O {[%emt 0:06:44]} Nd7 {[%emt 0:04:07]} 9. d5 {[%emt 0:11:25] E61: King's Indian: Early deviations for White, including Smyslov System.} Ne7 {[%emt 0:00:05]} 10. e4 {[%emt 0:00:24]} f5 {[%emt 0:00:28]} 11. Be3 {[%emt 0:07:30] White has an edge.} Nf6 {[%emt 0:04:10]} 12. f3 {[%emt 0:02:07]} h6 {[%emt 0:02:33] [#]} 13. b4 $146 {[%emt 0:02:48]} ({Predecessor:} 13. Kh1 g5 14. c5 Ng6 15. cxd6 cxd6 16. Rc1 Bd7 17. Qb3 Ne8 18. Qxb7 Rb8 19. Qxa7 Rxb2 {1-0 Garcia Fernandez,J (2095)-Cobiella Rodriguez,J Infiesto op 1996 (5)}) 13... g5 {[%emt 0:01:47]} 14. Qd2 {[%emt 0:08:41]} (14. exf5 $11 Bxf5 15. Qd2) 14... a6 {[%emt 0:12:57]} (14... f4 $15 15. Bf2 Ng6) 15. a4 {[%emt 0:02:52]} (15. exf5 $11 Nxf5 16. Bf2) 15... Qe8 {[%emt 0:01:35]} (15... f4 $15 16. Bf2 Ng6) 16. c5 {[%emt 0:01:45]} ({White should try} 16. exf5 $11 Bxf5 17. Ne4) 16... fxe4 {[%emt 0:04:34]} (16... f4 $15 17. Bf2 Qh5) 17. fxe4 $14 {[%emt 0:01:34]} Qh5 {[%emt 0:00:06]} 18. Kh1 $1 {[%emt 0:09:02]} Bd7 {[%emt 0:04:17]} 19. Bg1 {[%emt 0:08:06]} Rf7 {[%emt 0:01:14] [#]} 20. Nd1 $2 {[%emt 0:05:49][%mdl 8192] Now White is beyond hope.} (20. Nc1 $1 $16 {and life is bright.}) 20... Nxe4 $1 $19 {[%emt 0:04:01][%mdl 64] Deflection} 21. Qe3 {[%emt 0:04:59]} (21. Qe1 {was worth a try.} Rxf1 22. Bxf1) 21... Rxf1 {[%emt 0:01:02] Black is clearly winning.} (21... Nxd5 22. Qxe4 Rxf1 23. Bxf1 $11 (23. Qxd5+ Kh8 $11)) 22. Bxf1 {[%emt 0:00:21]} Bg4 {[%emt 0:05:00] Hoping for ...Nf5.} ({Weaker is} 22... Nxd5 23. Qxe4 Nf4 24. Nxf4 (24. gxf4 $2 {loses.} Bc6 $19) 24... exf4 25. Qc4+ (25. Qxb7 Re8 $17) 25... Kf8 26. Bd4 Bxd4 27. Qxd4 fxg3 28. Ra2 $11 (28. cxd6 $2 Qxh2#)) 23. Bf2 {[%emt 0:09:25]} (23. Ra3 $142 Rf8 24. Qxe4 Rxf1 25. Nf2 Bxe2 26. g4 Bxg4 27. Qxg4 Qxg4 28. Nxg4) 23... Nf5 {[%emt 0:08:19]} 24. Qd3 {[%emt 0:01:53]} Nxf2+ {[%emt 0:00:18]} 25. Nxf2 {[%emt 0:00:22] [#]} e4 $1 {[%mdl 576] Discovered Attack.   Weighted Error Value: White=0.93/Black=0.23 (precise)} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "7.4"]
[White "Frank, Adam"]
[Black "Jares, Michal"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2391"]
[BlackElo "2177"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 29,117,63,75,54,47,49,47,47,50,34,41,33,53,49,62,72,68,66,63,58,88,85,87,89,118,118,162,165,217,214,314,317,321,297,459,325,316,283,386,350,328,311,312,271,296,293,282,274,299,287,444,441,569,581,514,498,564,535,531,331,660,619,1202,1253,2039,2210,1962,2210,2140,2098,1954,1914,1744,1447,29967,29969,29967,29969,29968,29968,29984,29985,29984,29984,29988,29989,29989,29989,29989,29989]} 1. e4 {[%emt 0:00:07]} c5 {[%emt 0:00:01]} 2. Nf3 {[%emt 0:00:07]} d6 {[%emt 0:00:24]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:02]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:12]} 5. Nc3 {[%emt 0:00:03]} g6 {[%emt 0:00:09]} 6. Be3 {[%emt 0:00:08]} Bg7 {[%emt 0:00:09]} 7. f3 {[%emt 0:00:04]} O-O {[%emt 0:00:14]} 8. Qd2 {[%emt 0:00:02]} Nc6 {[%emt 0:00:12]} 9. O-O-O {[%emt 0:00:05]} d5 {[%emt 0:00:08]} 10. exd5 {[%emt 0:00:44]} Nxd5 {[%emt 0:00:04]} 11. Nxc6 {[%emt 0:00:05]} bxc6 {[%emt 0:00:10]} 12. Bd4 {[%emt 0:00:03]} e5 {[%emt 0:00:24]} 13. Bc5 {[%emt 0:00:03]} Be6 {[%emt 0:00:09]} 14. Ne4 {[%emt 0:00:04]} Re8 {[%emt 0:00:11]} 15. h4 {[%emt 0:00:05]} Nf4 {[%emt 0:00:22]} 16. g3 {[%emt 0:00:11] B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0.} (16. Qe1 {feels hotter.} Bd5 17. h5 f5 18. hxg6 fxe4 19. fxe4 Qg5 20. Be3) 16... Qxd2+ {[%emt 0:00:12]} 17. Rxd2 {[%emt 0:00:03]} Nh5 {[%emt 0:00:20]} 18. g4 {[%emt 0:00:02][%cal Bg3g4,Bg4g5,Bg5f6][%mdl 32] White is slightly better.} Nf4 {[%emt 0:00:06]} 19. g5 {[%emt 0:00:03]} Bd5 {[%emt 0:02:42] [#]} 20. Bd3 $146 {[%emt 0:06:53]} ({Predecessor:} 20. c4 Bxe4 21. fxe4 Ne6 22. Be3 Nd4 23. Bh3 Rab8 24. Rf1 Rb4 25. b3 Rb7 26. Bg4 {0-1 Reis,C (2273)-Santhosh,M David Lodge mem email 2000}) 20... Red8 {[%emt 0:20:05]} 21. Rhd1 {[%emt 0:19:38]} Ne6 {[%emt 0:10:35] White must now prevent ...Bxe4.} 22. Be7 {[%emt 0:03:54]} Re8 {[%emt 0:01:28]} 23. Nf6+ {[%emt 0:13:22]} Bxf6 {[%emt 0:01:43]} 24. gxf6 {[%emt 0:00:04]} Bxf3 {[%emt 0:13:32] Black is on the road to losing.} (24... Bxa2 $2 25. b3 $18) 25. Re1 {[%emt 0:00:04]} Nf4 {[%emt 0:15:49]} 26. Rxe5 {[%emt 0:01:20]} Nd5 {[%emt 0:03:20]} 27. Bc4 {[%emt 0:16:16] White is more active.} Nb6 {[%emt 0:02:57]} 28. Bf1 {[%emt 0:02:51] This pair of bishops is nice. Black is weak on the dark squares} Rab8 {[%emt 0:03:18]} (28... a5 {keeps fighting.} 29. Re3 Bd5) 29. b3 $18 {[%emt 0:00:58]} Nd5 {[%emt 0:07:18] [#]} (29... h5 {might work better.} 30. Bh3 Bg4) 30. Bh3 $1 {[%emt 0:01:10]} Nb6 {[%emt 0:07:14]} 31. c4 {[%emt 0:03:30]} Rb7 {[%emt 0:01:08]} (31... h5 {was necessary.} 32. Rd4 Bh1) 32. Kc2 {[%emt 0:03:22]} h5 {[%emt 0:01:07]} 33. Kc3 {[%emt 0:01:01]} Kh7 {[%emt 0:03:08]} 34. Rd4 {[%emt 0:01:06]} Kh6 {[%emt 0:01:22]} 35. a4 {[%emt 0:02:32]} Bg4 {[%emt 0:01:09]} 36. Bxg4 {[%emt 0:00:36]} hxg4 {[%emt 0:00:02]} 37. Rxg4 {[%emt 0:00:26]} Nd7 {[%emt 0:01:38]} 38. Reg5 {[%emt 0:02:27]} Reb8 {[%emt 0:01:15]} 39. b4 {[%emt 0:00:12][%cal Bb3b4,Bb4b5,Bb5b6][%mdl 32]} c5 {[%emt 0:01:27]} (39... Nf8 {was worth a try.} 40. Bxf8+ Rxf8) 40. b5 {[%emt 0:00:05]} ({Not} 40. bxc5 Rb2 41. Rg2 (41. c6 R8b3+ 42. Kd4 Rd2+ 43. Ke4 Re2+ 44. Kf4 Rf2+ 45. Ke4 Re2+ 46. Kd4 Rd2+ 47. Ke4 Re2+ $11) 41... Rb1 $18) (40. Bxc5 Nxf6 41. Rf4 Nh7 $18) 40... Rb6 {[%emt 0:01:54]} 41. Rf4 {[%emt 0:35:42]} Re6 {[%emt 0:03:45]} 42. a5 {[%emt 0:00:00]} a6 {[%emt 0:09:37]} 43. b6 {[%emt 0:00:00]} Re3+ {[%emt 0:00:59]} 44. Kd2 {[%emt 0:00:00]} Rh3 {[%emt 0:00:14]} (44... Ra3 45. Bxc5 Rxa5 46. Bf8+ {[%mdl 64] Discovered Attack} Nxf8 47. Rxa5 Ne6) 45. Bxc5 {[%emt 0:00:00]} Rxh4 {[%emt 0:01:07]} 46. Rd5 {[%emt 0:00:00][%cal Rf4h4]} Rh2+ {[%emt 0:04:06]} 47. Rf2 {[%emt 0:00:00]} Rxf2+ {[%emt 0:01:17]} 48. Bxf2 {[%emt 0:00:00]} Nxf6 {[%emt 0:00:15][%mdl 4096] Endgame KRB-KRN} 49. Be3+ {[%emt 0:00:00]} Kh7 {[%emt 0:00:37]} 50. Rd4 {[%emt 0:00:00]} Re8 {[%emt 0:02:42]} 51. Bf4 {[%emt 0:00:00]} g5 {[%emt 0:02:19]} 52. Bxg5 {[%emt 0:00:00] White mates.} Ne4+ {[%emt 0:00:51] [#]} 53. Rxe4 $1 {[%emt 0:00:00][%mdl 512]} Rxe4 {[%emt 0:00:10] KR-KB} 54. b7 {[%emt 0:00:00]} Re8 {[%emt 0:00:46]} 55. c5 {[%emt 0:00:00]} Kg6 {[%emt 0:00:25] [#]} 56. c6 $1 {[%emt 0:00:00]} Kxg5 {[%emt 0:00:25]} (56... Rb8 57. Bf4) 57. c7 {[%emt 0:00:00]} Re5 {[%emt 0:00:20]} 58. c8=Q {[%emt 0:00:00]} Rd5+ {[%emt 0:00:11]} 59. Ke3 {[%emt 0:00:00] Weighted Error Value: White=0.17 (very precise) /Black=0.50} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "7.5"]
[White "Mica, Marek"]
[Black "Svanda, Ondrej"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2248"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "168"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,167,4,13,31,25,22,29,34,22,56,65,50,44,45,24,35,50,41,24,39,4,25,35,32,23,32,31,33,17,67,54,58,50,58,26,100,20,3,85,164,99,103,-11,-7,-6,-22,-96,-89,-208,-41,-29,0,-102,-97,-97,-97,-93,-85,-120,-68,-106,-106,-100,-81,-81,-89,-127,-116,-115,-102,-97,-53,-217,-216,-217,-217,-265,-202,-253,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,-202,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:06]} c5 {[%emt 0:00:59]} 2. c4 {[%emt 0:00:15]} g6 {[%emt 0:04:44]} 3. d4 {[%emt 0:02:23]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0:00:12]} Nf6 {[%emt 0:00:23][%cal Bg8f6,Bf6d7,Bd7c5,Bc5e6,Be6d4][%mdl 32]} 5. Nc3 {[%emt 0:01:14]} Nc6 {[%emt 0:00:05]} 6. Nc2 {[%emt 0:02:23]} Bg7 {[%emt 0:00:19]} 7. e4 {[%emt 0:00:26]} d6 {[%emt 0:00:01]} 8. Be2 {[%emt 0:00:09]} Nd7 {[%emt 0:00:06]} 9. Bd2 {[%emt 0:02:04]} O-O {[%emt 0:00:55]} 10. O-O {[%emt 0:00:20]} Nc5 {[%emt 0:00:04]} 11. f3 {[%emt 0:03:03]} f5 {[%emt 0:00:30] B37: Sicilian: Maroczy Bind with 5...Bg7, sidelines.} 12. b4 {[%emt 0:00:19]} Ne6 {[%emt 0:01:13]} 13. exf5 {[%emt 0:00:42]} gxf5 {[%emt 0:00:40] White has an edge.} 14. Rb1 {[%emt 0:03:37]} Ncd4 {[%emt 0:04:52]} 15. Nxd4 {[%emt 0:03:31]} Nxd4 {[%emt 0:00:56]} 16. Bd3 {[%emt 0:03:41] [#]} e6 $146 {[%emt 0:08:29]} ({Predecessor:} 16... e5 17. Kh1 Be6 18. Ne2 Nc6 19. b5 Ne7 20. Bb4 Rc8 21. Rc1 Rf7 22. a4 d5 23. Bxe7 Rxe7 24. cxd5 Rxc1 25. Qxc1 Qxd5 {1-0 Sanchez,R (1966)-Weetik,V (2423) Titled Tuesday intern op 23rd Aug Late blitz 2022 (11)}) 17. Qc1 {[%emt 0:06:34]} Qf6 {[%emt 0:04:37]} 18. Kh1 {[%emt 0:02:12]} Bd7 {[%emt 0:02:58]} 19. Bg5 {[%emt 0:02:38]} Qf7 {[%emt 0:04:48]} 20. Bh6 {[%emt 0:01:08]} Rac8 {[%emt 0:06:38][%cal Ob7b5]} 21. Bxg7 {[%emt 0:01:37]} Qxg7 {[%emt 0:00:01]} 22. Qd2 {[%emt 0:00:44]} e5 {[%emt 0:11:40]} 23. Ne2 {[%emt 0:09:46]} Nxe2 {[%emt 0:00:01]} 24. Bxe2 {[%emt 0:00:47]} Rf6 {[%emt 0:00:02]} (24... Qe7 $1 $11) 25. Qd5+ $14 {[%emt 0:11:42]} Kh8 {[%emt 0:00:00]} 26. Qxb7 {[%emt 0:00:46]} Rg8 {[%emt 0:00:07][%csl Gg8][%cal Rg7g2]} 27. Rf2 {[%emt 0:00:27] Active counter play!} (27. Qxa7 $2 Qxg2#) (27. g3 $5 {[%cal Rb7a7]}) 27... Rg6 {[%emt 0:07:40]} (27... Rh6 $1 $11 {keeps the balance.} 28. Kg1 (28. Qxa7 $2 Qg3 $19) 28... e4 29. fxe4 Qe5) 28. Bf1 {[%emt 0:08:15]} (28. Qxa7 $2 Rxg2 29. h4 Rg1+ 30. Rxg1 Qxg1#) (28. g3 $16) 28... Rh6 $1 $40 {[%emt 0:02:14][%mdl 128] Black is up to no good.} 29. Kg1 {[%emt 0:00:54]} (29. Qxa7 $2 Qg3 30. h3 Rxh3+ 31. gxh3 Qg1#) 29... f4 {[%emt 0:00:00]} (29... Rh4 $16 {was worth a try.}) 30. c5 {[%emt 0:02:55]} ({Don't take} 30. Qxa7 $6 Qg6 $14) (30. Bd3 $18) 30... Qg6 $16 {[%emt 0:03:10] [#] White must now prevent ...Bc8.} 31. Qxd7 {[%emt 0:08:45]} (31. Re1 $1 $16 Bc8 32. Qd5) 31... Qxb1 $11 {[%emt 0:00:03]} 32. c6 {[%emt 0:00:17] Hoping for b5. The board is on fire.} Qxb4 {[%emt 0:12:22]} 33. Qxa7 {[%emt 0:06:14]} (33. c7 $1 $11 Qc5 34. Bd3) 33... Qc3 $17 {[%emt 0:09:03]} 34. Qa4 {[%emt 0:02:13]} (34. Qd7 $17) 34... Qc5 $2 {[%emt 0:00:12]} ({Better is} 34... d5 $19 35. Qb5 Qxc6) 35. Qc2 $15 {[%emt 0:02:26]} Qa5 {[%emt 0:06:47]} 36. Qc4 {[%emt 0:04:45]} ({Don't blunder} 36. c7 $2 Rc8 37. Qd2 Qxc7 $19) (36. a4 $11 {remains equal.}) 36... d5 $17 {[%emt 0:04:59]} 37. Qb5 {[%emt 0:00:50]} Qc3 {[%emt 0:02:06]} 38. Qxd5 {[%emt 0:00:32][%cal Of2c2]} Rxc6 {[%emt 0:00:03]} 39. Qe4 {[%emt 0:02:25][%cal Of2c2]} Rcg6 {[%emt 0:01:09]} (39... Rd6 $17 40. Rc2 Qd4+ 41. Qxd4 Rxd4) 40. a4 {[%emt 0:01:13]} Qc5 {[%emt 0:00:01]} 41. Qc2 {[%emt 0:31:57]} Rc6 {[%emt 0:07:30]} 42. Qxc5 {[%emt 0:00:00]} Rxc5 {[%emt 0:00:09][%mdl 4096] Endgame KRR-KRB} 43. Rb2 {[%emt 0:00:00]} Rgc8 {[%emt 0:01:35]} 44. Bd3 {[%emt 0:00:00]} Rc3 {[%emt 0:00:39][%cal Bc5c3,Bc3a3,Ba3a1][%mdl 32]} 45. Be4 {[%emt 0:00:00]} Ra3 {[%emt 0:00:32]} 46. h4 $2 {[%emt 0:00:00]} ({White should try} 46. g4 $15) 46... Rc1+ $19 {[%emt 0:02:43]} (46... Rxa4 47. Rb7 $15) 47. Kh2 {[%emt 0:00:00] [#]} Raa1 $1 {[%emt 0:03:21][%csl Ga1][%cal Rc1h1]} (47... Rxa4 48. Rb7 $15) 48. g4 {[%emt 0:00:00]} Rh1+ {[%emt 0:03:18]} ({Stronger than} 48... Rxa4 49. g5 $17) 49. Kg2 {[%emt 0:00:00]} Rxh4 {[%emt 0:00:01]} 50. Rb8+ {[%emt 0:00:00]} Kg7 {[%emt 0:00:03]} 51. Rb7+ {[%emt 0:00:00]} Kf6 {[%emt 0:00:08] Strongly threatening ...Rah1.} 52. Rxh7 {[%emt 0:00:00]} Rxh7 {[%emt 0:00:11]} 53. Bxh7 {[%emt 0:00:00] KR-KB} Kg5 {[%emt 0:00:01]} 54. Be4 {[%emt 0:00:00]} Rxa4 {[%emt 0:00:14]} 55. Kh3 {[%emt 0:00:00]} Rb4 {[%emt 0:00:43]} 56. Bd5 {[%emt 0:00:00]} Rb8 {[%emt 0:01:13]} 57. Be4 {[%emt 0:00:00]} Rh8+ {[%emt 0:00:17]} 58. Kg2 {[%emt 0:00:00]} Kh4 {[%emt 0:00:21]} 59. Kf2 {[%emt 0:00:00]} Rd8 {[%emt 0:00:24]} 60. Ke2 {[%emt 0:00:00]} Kg3 {[%emt 0:00:38]} 61. g5 {[%emt 0:00:00]} Kh4 {[%emt 0:01:06]} 62. g6 {[%emt 0:00:00]} Kg5 {[%emt 0:00:01]} 63. Kf2 {[%emt 0:00:00]} Kf6 {[%emt 0:01:25]} 64. Ke2 {[%emt 0:02:36]} Rd4 {[%emt 0:00:13][%cal Od4e4]} 65. Bd3 {[%emt 0:01:39]} Ra4 {[%emt 0:00:50]} 66. Kf2 {[%emt 0:01:05]} Ra2+ {[%emt 0:00:15]} 67. Ke1 {[%emt 0:00:31]} Rg2 {[%emt 0:02:07]} 68. Be4 {[%emt 0:01:03]} Rxg6 $2 {[%emt 0:06:02]} (68... Rb2 $19 {Threatens to win with ...Rb3.} 69. Bd3 Rg2) 69. Bxg6 $11 {[%emt 0:00:19] The position is equal.} Kxg6 $19 {[%emt 0:00:01] KPP-KP} 70. Kf2 {[%emt 0:00:18]} Kf6 {[%emt 0:00:29]} 71. Kf1 {[%emt 0:00:16]} Ke7 {[%emt 0:00:49]} 72. Ke1 {[%emt 0:00:12]} Kd6 {[%emt 0:00:31]} 73. Kd2 $1 {[%emt 0:00:14]} Kc6 {[%emt 0:00:04]} 74. Kc2 $1 {[%emt 0:00:27]} Kb5 {[%emt 0:00:41]} 75. Kd3 {[%emt 0:00:12] Ke4 would be deadly.} Kc5 {[%emt 0:00:30]} 76. Kc3 $1 {[%emt 0:00:07]} Kc6 {[%emt 0:00:14]} 77. Kc2 $1 {[%emt 0:00:11]} Kd5 {[%emt 0:00:49] ( -> ...Kc4)} 78. Kd3 {[%emt 0:00:07]} e4+ {[%emt 0:00:06]} 79. fxe4+ $11 {[%emt 0:00:05] KP-KP} Ke5 {[%emt 0:00:02]} 80. Ke2 {[%emt 0:00:15]} Kxe4 {[%emt 0:00:03]} 81. Kf2 {[%emt 0:00:08][%cal Be2f2,Bf2f1,Bf1e1][%mdl 32]} f3 {[%emt 0:00:03][%cal Bf4f3,Bf3f2][%mdl 32]} 82. Kf1 {[%emt 0:00:05]} Ke3 {[%emt 0:00:03]} (82... Kd3 $5) 83. Ke1 {[%emt 0:00:07]} f2+ {[%emt 0:00:05]} 84. Kf1 {[%emt 0:00:05]} Kf3 {White happily takes the draw.   Weighted Error Value: White=0.25 (precise) /Black=0.15 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "7.6"]
[White "Gnojek, Petr"]
[Black "Smolik, Jachym"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "2313"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,139,22,110,48,61,57,175,164,257,242,262,239,208,221,229,183,297,265,267,258,247,235,238,231,277,222,334,339,444,437,440,430,433,102,87,109,88,99,107,97,91,96,83,92,89,86,81,0,0,0,43,0,0,0,0,0,0,0,0,0,0,0,234,204,208,86,82,53,59,47,43,50,52,45,49,49,61,32,55,60,95,95,150,142,161,161,462,462,414,402,499,466,452,437,404,368,12529,12518,12496,12496,12489,12460,12158,11393,12760,10943,12833,12833,12833,12834,12835,12834,12834,12835,12835,12835,12836,12836,12837,12837,12837,12837,12850,27999,27999,27999,27999,27999,27999,27999,27999,27999]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:03:29]} 2. c4 {[%emt 0:00:17]} dxc4 {[%emt 0:00:04]} 3. e4 {[%emt 0:01:07]} b5 {[%emt 0:00:07]} 4. a4 {[%emt 0:02:05]} c6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:03:34]} Qb6 {[%emt 0:08:22]} (5... b4 $11 6. Nce2 e6) 6. Be3 {[%emt 0:10:44] D20: Queen's Gambit Accepted: 3 e3 and 3 e4.} ({White should play} 6. axb5 $16 cxb5 7. b3) 6... b4 {[%emt 0:12:29] 6...e6 is setting a new trend.} 7. a5 {[%emt 0:03:10]} Qa6 {[%emt 0:05:42] [#]} (7... Qd8 $14) 8. Nb1 $146 {[%emt 0:05:35] White is clearly better.} ({Predecessor:} 8. Na4 e6 9. b3 Qxa5 10. Bxc4 Nf6 11. Qf3 Bb7 12. Ne2 Nbd7 13. O-O Qc7 14. Bf4 {½-½ Qualano,B-Saponara,N (1665) Treviso Lega op 1996 (2)}) 8... e5 {[%emt 0:22:07]} (8... c5 $142) 9. dxe5 {[%emt 0:03:05]} Nd7 {[%emt 0:01:35] [#]} 10. e6 {[%emt 0:00:39][%mdl 512]} fxe6 {[%emt 0:02:26]} 11. Nd2 {[%emt 0:00:04]} Ne5 {[%emt 0:08:06]} 12. Qh5+ {[%emt 0:00:07]} Ng6 {[%emt 0:00:03]} (12... Nf7 $142 13. Bxc4 (13. Nxc4 Qb7 $16) 13... Qb7) 13. Bxc4 {[%emt 0:00:27]} ({Less strong is} 13. Nxc4 Nf6 14. Qd1 (14. Qf3 Qb7 $16) 14... Qb7 $16) 13... Qb7 {[%emt 0:00:01]} 14. f4 {[%emt 0:02:37]} Nf6 {[%emt 0:00:17]} 15. Qf3 {[%emt 0:07:20]} Be7 {[%emt 0:01:12]} 16. Nh3 {[%emt 0:00:16]} c5 {[%emt 0:02:05]} 17. O-O {[%emt 0:06:52] Threatens to win with Ng5.} O-O {[%emt 0:01:18]} (17... Qc6 $142 18. Ng5 h6) 18. Ng5 {[%emt 0:00:58]} Qc6 {[%emt 0:06:41]} 19. Qh3 {[%emt 0:00:26]} h6 {[%emt 0:00:19]} 20. Nxe6 {[%emt 0:00:24]} Rf7 {[%emt 0:01:50]} 21. Qg3 $2 {[%emt 0:05:54]} (21. Rad1 $18 {is more deadly.}) 21... Bxe6 $16 {[%emt 0:01:47]} 22. Bxe6 {[%emt 0:00:06]} Qxe6 {[%emt 0:00:02]} 23. Qxg6 {[%emt 0:00:06] aiming for e5.} Qg4 {[%emt 0:03:44]} 24. Qxg4 {[%emt 0:02:08]} (24. f5 {looks sharper.} Bd6 25. Nc4 Bc7 26. Qxg4 Nxg4 27. Bf4) 24... Nxg4 {[%emt 0:00:04]} 25. Nc4 {[%emt 0:00:19][%cal Bd2c4,Bc4e3,Be3d5][%mdl 32]} Nxe3 {[%emt 0:00:56]} 26. Nxe3 {[%emt 0:00:05]} Rd8 {[%emt 0:01:44]} 27. Nd5 {[%emt 0:01:03]} Bf6 {[%emt 0:00:35]} 28. Rab1 {[%emt 0:06:06]} (28. Nxf6+ $16 gxf6 29. Rad1) 28... Bd4+ $11 {[%emt 0:00:43]} 29. Kh1 {[%emt 0:00:04]} Rb7 {[%emt 0:03:26]} 30. Rfd1 {[%emt 0:10:39]} (30. Rfe1 $5 {[%cal Re1e2]}) 30... Re8 {[%emt 0:07:59]} 31. e5 {[%emt 0:01:25]} Rd8 {[%emt 0:01:36]} 32. Ne3 {[%emt 0:00:05]} Rf8 $1 {[%emt 0:00:03]} 33. Re1 $36 {[%mdl 2048] White has the initiative.} Rxf4 {[%emt 0:02:26][%cal Og8f7]} 34. Nd5 {[%emt 0:09:10]} Rf8 {[%emt 0:03:19] ...Rd7 would be deadly.} 35. e6 {[%emt 0:00:10] Inhibits Rd7.} c4 $2 {[%emt 0:00:37]} (35... Re8 $11 {and Black stays safe.}) 36. Re4 {[%emt 0:03:51]} Bf6 {[%emt 0:00:33]} (36... Bxb2 $2 37. e7 Re8 38. Rxb2 $18) 37. Nxf6+ {[%emt 0:02:07]} (37. Rxc4 $18 {has better winning chances. Hoping for a6.} Re8 38. Re4 (38. Nxb4 Rxe6 39. h3 Rb5 $11)) 37... gxf6 $16 {[%emt 0:00:06]} 38. Rxc4 $18 {[%emt 0:00:16][%mdl 4096] Endgame KRR-KRR} Re8 $1 {[%emt 0:00:44]} 39. Re1 {[%emt 0:00:04]} Rb5 $1 {[%emt 0:00:22]} 40. Rg4+ {[%emt 0:03:43]} Kf8 {[%emt 0:00:34]} 41. Rg6 {[%emt 0:30:05][%csl LRf6,LRh6]} Rxa5 {[%emt 0:01:38][%cal Oe8e6]} 42. Rxf6+ {[%emt 0:00:00]} Kg7 {[%emt 0:03:48]} 43. Ref1 {[%emt 0:00:00]} Re5 {[%emt 0:01:27]} 44. Rf7+ {[%emt 0:00:00]} Kg6 {[%emt 0:00:01] White now steadily converts the win.} 45. Rxa7 {[%emt 0:00:00]} R8xe6 {[%emt 0:00:12] [#]} ({Black should try} 45... Re2) 46. Rb7 $1 $16 {[%emt 0:00:00] White is more active.} Re4 {[%emt 0:02:32]} 47. h3 {[%emt 0:00:00]} Re7 $2 {[%emt 0:07:30]} (47... Rd6 48. Rf2 h5) 48. Rxe7 $18 {[%emt 0:00:00]} Rxe7 {[%emt 0:00:01] KR-KR} 49. Rf4 {[%emt 0:00:00]} b3 {[%emt 0:03:54]} 50. Rf3 {[%emt 0:00:00]} Rb7 {[%emt 0:00:23]} 51. Kg1 {[%emt 0:00:00]} Kg5 {[%emt 0:01:05]} 52. Kf2 {[%emt 0:00:00]} h5 $2 {[%emt 0:00:43]} (52... Kh5 53. g3 Rb8) 53. g3 {[%emt 0:00:00]} Rb8 {[%emt 0:02:53]} 54. Ke2 {[%emt 0:00:00]} Re8+ {[%emt 0:01:44]} 55. Kd2 {[%emt 0:00:00]} Rd8+ {[%emt 0:00:10]} 56. Kc3 {[%emt 0:00:00]} Rd1 {[%emt 0:00:05]} 57. Kxb3 {[%emt 0:00:00]} Rh1 {[%emt 0:00:03]} 58. h4+ {[%emt 0:00:00]} Kg4 {[%emt 0:00:04]} 59. Rc3 {[%emt 0:00:00]} Re1 {[%emt 0:02:21]} 60. Ka4 {[%emt 0:00:00]} Ra1+ {[%emt 0:01:03]} 61. Kb5 {[%emt 0:00:00]} Ra8 {[%emt 0:00:08]} 62. b4 {[%emt 0:00:00]} Rb8+ {[%emt 0:00:01]} 63. Ka4 {[%emt 0:00:00]} Ra8+ {[%emt 0:00:04] [#]} 64. Kb3 $1 {[%emt 0:00:00]} Rb8 {[%emt 0:00:05]} 65. Rc5 {[%emt 0:00:00]} Kxg3 {[%emt 0:00:05]} 66. Rxh5 {[%emt 0:00:00]} Kg4 {[%emt 0:00:04] White mates.} 67. Re5 {[%emt 0:00:00]} Kxh4 {[%emt 0:00:35]} 68. b5 {[%emt 0:00:00]} Kg4 {[%emt 0:00:08]} 69. Kb4 {[%emt 0:00:00]} Kf4 {[%emt 0:00:03]} 70. Re1 {[%emt 0:00:00] Weighted Error Value: White=0.23 (precise) /Black=0.36} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "8.1"]
[White "Hlavina, Matous"]
[Black "Smolik, Jachym"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "2091"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,62,1,0,11,0,0,0,0,0,0,-4,0,-23,-19,-20,-29,-29,-24,-32,-31,-37,-29,-79,-76,-73,-57,-98,-50,-62,-63,-200,-210,-210,-179,-168,-168,-174,-185,-173,-172,-345,-345,-564,-564,-564,-557,-682,-682,-668,-652,-647,-622,-1510,-1236]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:32]} e6 {[%emt 0:00:03]} 3. d4 {[%emt 0:01:49]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:02]} Nc6 {[%emt 0:00:14]} 5. Nxc6 {[%emt 0:00:24]} bxc6 {[%emt 0:00:05]} 6. Bd3 {[%emt 0:00:22]} d5 $1 {[%emt 0:00:07][%mdl 4] now scores much better than the old 6...Nf6. B44: Sicilian: Taimanov: 5 Nb5.} 7. Qe2 {[%emt 0:01:15]} Nf6 {[%emt 0:00:50]} 8. Nd2 {[%emt 0:01:01]} Be7 {[%emt 0:01:52] The position is equal.} 9. O-O {[%emt 0:00:31]} a5 {[%emt 0:05:20]} 10. c4 {[%emt 0:02:22]} a4 {[%emt 0:06:13] [#]} 11. exd5 $146 {[%emt 0:11:07]} ({Predecessor:} 11. Nf3 O-O 12. Rd1 Bb7 13. Bd2 Nd7 14. Rac1 Bf6 15. cxd5 cxd5 16. Bb4 Re8 17. Bb5 {1-0 Baramidze,D (2550)-Bischoff,K (2555) GER-ch 76th Altenkirchen 2005 (7)}) 11... cxd5 {[%emt 0:00:09]} 12. Nf3 {[%emt 0:00:18]} O-O {[%emt 0:01:44]} 13. Bf4 {[%emt 0:01:34]} Bb7 {[%emt 0:04:44]} 14. Rad1 {[%emt 0:00:35]} Qb6 {[%emt 0:01:49]} 15. Be5 {[%emt 0:06:05]} Rac8 {[%emt 0:03:52][%cal Ba8c8,Bc8c4,Bc4b4,Bb4b3][%mdl 32]} 16. Ng5 {[%emt 0:13:16]} (16. Bd4 $11 Qc7 17. Be5) 16... g6 $17 {[%emt 0:07:40]} 17. cxd5 {[%emt 0:24:12]} Bxd5 {[%emt 0:01:12]} 18. Rfe1 {[%emt 0:07:40]} Rfd8 {[%emt 0:22:57]} (18... Bxa2 $17 19. Ba6 Ra8) 19. Bb1 {[%emt 0:03:48]} Rc4 {[%emt 0:02:35] And now ...Nd7 would win. Dancing on a razor blade.} 20. h3 {[%emt 0:03:12] [#] This costs White the game.} ({Better is} 20. Nf3 $15) 20... Nd7 $1 $19 {[%emt 0:03:32]} 21. Nf3 {[%emt 0:16:07]} Nxe5 {[%emt 0:02:56]} 22. Nxe5 {[%emt 0:00:02]} Rb4 {[%emt 0:00:26]} 23. b3 {[%emt 0:00:57]} axb3 {[%emt 0:00:45]} 24. axb3 {[%emt 0:00:01]} Rxb3 {[%emt 0:01:46] ...Rb2 is the strong threat.} 25. Be4 $2 {[%emt 0:00:54] [#]} (25. Bc2 {was worth a try.} Rb4 26. Rb1) 25... Rb2 $1 {[%emt 0:01:41]} 26. Bc2 $2 {[%emt 0:01:31]} (26. Qf3 Rxf2 27. Nc4 (27. Qxf2 $2 {loses.} Bc5 $19) 27... Rxf3+ 28. Nxb6 Bc5+ 29. Kh2 Bd6+ 30. Kh1 Bxe4 31. Rxe4) 26... Qc7 {[%emt 0:06:20] Black is clearly winning.} 27. Rc1 {[%emt 0:01:04]} Rc8 {[%emt 0:01:53]} 28. Nxf7 {[%emt 0:03:02]} Rxc2 {[%emt 0:00:06]} 29. Rxc2 {[%emt 0:00:09]} Qxc2 {[%emt 0:00:06]} 30. Nh6+ {[%emt 0:00:01]} Kg7 {[%emt 0:00:31] ( -> ...Qxe2)} 31. Qe5+ {[%emt 0:00:07]} Bf6 {[%emt 0:00:09] Weighted Error Value: White=0.61/Black=0.04 (flawless)} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "8.2"]
[White "Svanda, Ondrej"]
[Black "Gnojek, Petr"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2366"]
[BlackElo "2313"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 24,72,37,32,28,10,63,45,60,68,48,10,0,0,155,179,166,154,214,204,220,198,208,208,316,234,377,317,526,387,352,325,743,710,658,599,689,612,29959,29958,2395,887,29984,29985,29992,29989,29997,29998,29998,29999,29999]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:06]} 2. c3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:05]} 3. e5 {[%emt 0:00:04]} Nd5 {[%emt 0:00:03]} 4. Nf3 {[%emt 0:00:03]} e6 {[%emt 0:00:05]} 5. d4 {[%emt 0:00:08]} cxd4 {[%emt 0:00:04]} 6. cxd4 {[%emt 0:00:04]} d6 {[%emt 0:00:04]} 7. Bc4 {[%emt 0:00:36]} Nc6 {[%emt 0:00:23]} 8. O-O {[%emt 0:00:20]} Be7 {[%emt 0:00:19]} 9. Qe2 {[%emt 0:00:16]} O-O {[%emt 0:04:22]} 10. Rd1 {[%emt 0:01:13]} a6 {[%emt 0:06:58]} 11. Nc3 {[%emt 0:01:39]} Nxc3 {[%emt 0:00:17]} 12. bxc3 {[%emt 0:00:01]} dxe5 {[%emt 0:00:32]} 13. dxe5 {[%emt 0:00:22]} Qa5 {[%emt 0:00:02] [#] B22: Sicilian: 2 c3.} 14. h4 $146 {[%emt 0:03:43][%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} (14. Qe4 {is interesting.} Qa4 15. Bg5 h6 16. Bxe7 Nxe7 17. Rd4) ({Predecessor:} 14. Qe4 g6 15. Bh6 Rd8 16. Rxd8+ Qxd8 17. Qf4 Qc7 18. Rd1 Bd7 19. Ng5 Be8 20. Rd6 Rd8 21. Ne4 {1-0 Godena,M (2487)-Kozul,Z (2597) Nova Gorica op 05th 2000 (3)}) 14... Qa4 {[%emt 0:23:06]} (14... Qxc3 $11 15. Bf4 Rd8) 15. h5 {[%emt 0:06:39]} b5 {[%emt 0:06:52] White is slightly better.} 16. Bd3 {[%emt 0:00:17] Threatens to win with Bc2.} Rd8 {[%emt 0:00:11]} 17. Bg5 {[%emt 0:20:19]} (17. Be3 {seems wilder.} Bb7 18. h6 Qg4 19. Bxh7+ Kh8 20. hxg7+ Kxg7 21. Be4) 17... Bb7 {[%emt 0:01:15]} 18. h6 $36 {[%emt 0:02:44][%mdl 2048] aiming for Be4. White is pushing.} g6 $2 {[%emt 0:00:48] White leaves nothing to chance now.} (18... Qg4 $11 19. Qe4 Qxe4 20. Bxe4 Bxg5 21. Nxg5 gxh6 22. Nxh7 Na5) 19. Be4 $16 {[%emt 0:02:28]} Qa3 {[%emt 0:12:17]} 20. Qe3 {[%emt 0:05:56]} Bxg5 {[%emt 0:06:24]} (20... Rac8 $16 21. Qb6 Bxg5) 21. Qxg5 $18 {[%emt 0:00:12][%cal Od1d6] Rd6! would be deadly.} ({Don't take} 21. Nxg5 $6 Qe7 22. Qf4 Na5 $16) 21... Qf8 {[%emt 0:00:02] [#] Prevents Rd6.} 22. Bxc6 $1 {[%emt 0:10:40]} Bxc6 {[%emt 0:00:06] [#]} 23. Nh2 {[%emt 0:00:01][%cal Bf3h2,Bh2g4,Bg4f6][%mdl 32]} a5 {[%emt 0:04:44]} (23... Kh8 {might work better.} 24. Ng4 Bd5) 24. Ng4 {[%emt 0:01:27] Black is weak on the dark squares} a4 {[%emt 0:00:37]} (24... Bd5 $142 25. Nf6+ Kh8) 25. Qf4 {[%emt 0:07:30]} Qe7 $2 {[%emt 0:05:06]} (25... Bd5 26. Nf6+ Kh8) 26. Nf6+ {[%emt 0:05:51]} Kh8 {[%emt 0:00:41]} 27. Rd6 {[%emt 0:00:06]} Bd5 {[%emt 0:02:41]} (27... Rdc8 28. Rad1 Rc7) 28. Nxd5 {[%emt 0:03:29]} exd5 {[%emt 0:00:05]} 29. Rd1 {[%emt 0:00:00][%cal Ba1d1,Bd1d5,Bd5e5][%mdl 32]} Kg8 30. R1xd5 {[%emt 0:00:15] Strongly threatening Qd4.} ({Less strong is} 30. R6xd5 Rab8 31. Rd6 Qf8 $18) 30... Rxd6 {[%emt 0:05:38]} 31. exd6 {[%emt 0:01:39][%cal Be5d6,Bd6d7,Bd7e8][%mdl 32] KQR-KQR} Qe1+ {[%emt 0:00:09]} 32. Kh2 {[%emt 0:00:08] White wants to mate with Qf6.} Qxc3 {[%emt 0:02:29]} 33. d7 {[%emt 0:07:40] White mates.} Rd8 {[%emt 0:00:16]} 34. Re5 {[%emt 0:00:11]} Qc6 {[%emt 0:00:57] [#]} 35. Qf6 $3 {[%emt 0:00:01][%mdl 576] Back Rank, Promotion} Qxf6 {[%emt 0:00:11]} 36. Re8+ {[%emt 0:00:01][%mdl 64] Back Rank} Rxe8 {[%emt 0:00:06]} 37. dxe8=R# {Excellently played by Svanda!   Weighted Error Value: White=0.16 (very precise) /Black=0.88} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "8.3"]
[White "Jares, Michal"]
[Black "Mica, Marek"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2177"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,157,0,12,0,5,11,32,0,31,20,24,27,39,11,24,12,27,27,41,23,15,18,22,19,19,6,13,9,0,8,18,3,30,30,40,29,44,21,19,6,49,7,6,0,0,0,0,0,26,10,18,10,24,0,47,21,30,8,11,11,12,0,0,0,3,1,16,0,0,0,0,0,0,0,0,0,0,0,18,0,0,0,19,0,0,0,0,0,42,0,0,0,42,42,119,42,42,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:10]} 2. g3 {[%emt 0:00:08]} b6 {[%emt 0:00:09]} 3. Bg2 {[%emt 0:00:12]} Bb7 {[%emt 0:00:16]} 4. O-O {[%emt 0:00:09]} g6 {[%emt 0:00:09]} 5. c4 {[%emt 0:00:34]} Bg7 {[%emt 0:00:08]} 6. Nc3 {[%emt 0:01:06]} O-O {[%emt 0:00:16]} 7. d4 {[%emt 0:01:38]} Ne4 {[%emt 0:00:11]} 8. Nxe4 {[%emt 0:12:40]} Bxe4 {[%emt 0:00:16]} 9. Bf4 {[%emt 0:00:49] A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6).} d6 {[%emt 0:02:42]} 10. Qd2 {[%emt 0:02:25]} Re8 {[%emt 0:09:37]} 11. Bh6 {[%emt 0:02:35] White is slightly better.} Bf6 {[%emt 0:01:29] [#]} 12. Rfd1 $146 {[%emt 0:06:02]} ({Predecessor:} 12. Rad1 Nd7 13. h4 c5 14. Qf4 Bb7 15. d5 b5 16. b3 Qa5 17. Rd2 bxc4 18. bxc4 {0-1 Kanmazalp,O (2447)-Andreikin,D (2723) EU-ch 18th Minsk 2017 (2)}) 12... Nd7 {[%emt 0:02:22]} 13. Rac1 {[%emt 0:00:40]} c5 {[%emt 0:01:07]} 14. h4 {[%emt 0:09:00]} Rb8 {[%emt 0:01:17]} 15. Be3 {[%emt 0:03:39]} h5 {[%emt 0:02:35]} 16. b3 {[%emt 0:01:13]} Qc7 {[%emt 0:01:24]} 17. Ng5 {[%emt 0:06:24]} (17. Bh3 $5 {[%cal Rh3d7]}) 17... Bxg2 {[%emt 0:01:01]} 18. Kxg2 {[%emt 0:00:02]} Bg7 {[%emt 0:01:41]} 19. Qd3 {[%emt 0:05:34]} Nf6 {[%emt 0:03:44]} 20. Bd2 {[%emt 0:04:35]} Qb7+ {[%emt 0:08:02]} 21. Kg1 {[%emt 0:01:20]} cxd4 {[%emt 0:10:07]} 22. Qxd4 {[%emt 0:00:02]} Nh7 {[%emt 0:01:49]} 23. Qd5 {[%emt 0:02:24]} Nxg5 {[%emt 0:02:28]} (23... Qxd5 {simplifies} 24. cxd5 Nf6 25. e4 Rbc8) 24. Bxg5 {[%emt 0:00:04]} Rec8 {[%emt 0:01:53]} 25. e4 {[%emt 0:04:28]} Rc7 {[%emt 0:04:21]} 26. Kg2 {[%emt 0:01:43]} (26. a4 {is interesting.} Qc8 27. Kg2 Bb2 28. Rc2) 26... Qxd5 {[%emt 0:04:03]} 27. exd5 {[%emt 0:04:50]} Kh7 {[%emt 0:01:27]} (27... Bb2 $5 {[%cal Rb2c1]}) 28. Rc2 {[%emt 0:04:12]} Bh6 {[%emt 0:01:15]} 29. Rdc1 {[%emt 0:02:48]} Rbc8 {[%emt 0:01:18]} 30. Re1 {[%emt 0:12:12]} Bxg5 {[%emt 0:01:45]} 31. hxg5 $11 {[%emt 0:00:02][%mdl 4096] Endgame KRR-KRR} Kg7 {[%emt 0:00:29]} 32. Rce2 {[%emt 0:00:46]} Kf8 {[%emt 0:00:09]} 33. Re4 {[%emt 0:04:01]} Rb8 {[%emt 0:04:13]} 34. g4 {[%emt 0:03:36]} hxg4 {[%emt 0:00:46]} (34... b5 $11 {feels stronger.}) 35. Rh1 {[%emt 0:00:13]} Kg7 {[%emt 0:00:37] Prevents Rh8.} 36. Rxg4 {[%emt 0:01:25]} Rh8 {[%emt 0:01:01]} 37. Rxh8 {[%emt 0:00:47]} Kxh8 {[%emt 0:00:06] KR-KR} 38. Kf3 {[%emt 0:00:53]} Kg7 {[%emt 0:00:43]} 39. Ke3 {[%emt 0:00:48]} Rc8 {[%emt 0:06:22]} 40. Re4 {[%emt 0:02:43]} Re8 {[%emt 0:00:47]} 41. Kd3 {[%emt 0:08:29]} f6 {[%emt 0:01:37]} 42. gxf6+ {[%emt 0:00:44]} Kxf6 {[%emt 0:00:08]} 43. Rh4 {[%emt 0:02:25]} Kg7 {[%emt 0:00:50]} 44. Ke3 {[%emt 0:09:20]} Rf8 {[%emt 0:01:42]} 45. Re4 {[%emt 0:00:40]} Rf7 {[%emt 0:01:43]} 46. Re6 {[%emt 0:00:43]} Kh7 {[%emt 0:00:52]} 47. a3 {[%emt 0:01:38]} a5 {[%emt 0:01:06]} 48. f3 {[%emt 0:03:45]} Kg7 {[%emt 0:00:13]} 49. Kf2 {[%emt 0:00:44]} Kh7 {[%emt 0:00:34]} 50. Kg3 {[%emt 0:00:02]} Kg7 {[%emt 0:00:13]} 51. Kg4 {[%emt 0:00:12]} Kh7 {[%emt 0:00:29]} 52. f4 {[%emt 0:04:15]} Kg7 {[%emt 0:00:13]} 53. b4 {[%emt 0:02:09]} axb4 {[%emt 0:01:22]} 54. axb4 {[%emt 0:00:02]} Kh6 {[%emt 0:02:08] [#]} ({Better is} 54... Kh7 $14) 55. Re3 {[%emt 0:01:08]} (55. Kf3 $1 $16) 55... Kg7 $14 {[%emt 0:03:12]} 56. Ra3 {[%emt 0:01:02] And now Ra6 would win.} Rf8 {[%emt 0:00:56] The position is equal.} 57. Ra7 {[%emt 0:01:27]} Kf6 {[%emt 0:00:24] aiming for ...Rc8.} 58. Rc7 {[%emt 0:00:53] Repels Rc8} b5 {[%emt 0:02:37]} 59. c5 {[%emt 0:00:02]} dxc5 {[%emt 0:00:08]} 60. Rc6+ {[%emt 0:01:19]} Kf7 {[%emt 0:00:12]} 61. Rxc5 {[%emt 0:00:16]} Rb8 {[%emt 0:00:40]} 62. Kg5 {[%emt 0:00:47]} Rb7 {[%emt 0:00:26]} 63. f5 {[%emt 0:00:37]} gxf5 {[%emt 0:00:20]} 64. Kxf5 {[%emt 0:00:01]} Ke8 {[%emt 0:01:22]} 65. Ke5 {[%emt 0:00:22]} Kd7 {[%emt 0:00:40]} 66. Rc6 {[%emt 0:00:03]} Rc7 {[%emt 0:02:53]} 67. Rb6 {[%emt 0:00:34]} Rc1 {[%emt 0:00:24]} 68. Rb7+ {[%emt 0:00:12]} Kd8 {[%emt 0:01:07]} 69. Rxb5 {[%emt 0:00:03]} Re1+ {[%emt 0:00:34]} 70. Kd4 {[%emt 0:00:01]} Kc7 {[%emt 0:00:29]} 71. Rc5+ {[%emt 0:02:18]} Kb6 {[%emt 0:00:38]} 72. Rc8 {[%emt 0:00:39]} Rd1+ {[%emt 0:00:57]} 73. Ke5 {[%emt 0:00:12]} Re1+ {[%emt 0:00:12]} 74. Kf5 {[%emt 0:01:02]} Kb5 {[%emt 0:00:11]} 75. Kg6 {[%emt 0:00:33]} Kxb4 {[%emt 0:00:18]} 76. Kf5 {[%emt 0:00:31]} Kb5 {[%emt 0:00:36]} 77. Rc6 {[%emt 0:00:18]} Kb4 {[%emt 0:00:40]} 78. Kg6 {[%emt 0:00:40]} Re5 {[%emt 0:00:30]} 79. Kf7 {[%emt 0:00:26] Weighted Error Value: White=0.12 (very precise) /Black=0.09 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "8.4"]
[White "Mach, Petr"]
[Black "Frank, Adam"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2167"]
[BlackElo "2391"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,64,28,-7,42,-9,-12,-11,-19,-5,0,-6,-6,-22,-12,-53,-4,-26,-24,-39,-24,-47,0,0,0,0,107,106,104,90,89,-47,0,0,0,0,0,0,0,0,0,0,45,45,45,45,45,45,45]} 1. Nf3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:11]} 2. g3 {[%emt 0:00:03]} g6 {[%emt 0:00:04]} 3. Bg2 {[%emt 0:00:03]} Bg7 {[%emt 0:00:04]} 4. O-O {[%emt 0:00:05]} c5 {[%emt 0:00:10]} 5. c4 {[%emt 0:00:20]} O-O {[%emt 0:00:06]} 6. Nc3 {[%emt 0:00:20]} Nc6 {[%emt 0:00:10]} 7. d4 {[%emt 0:00:24]} cxd4 {[%emt 0:01:13]} 8. Nxd4 {[%emt 0:00:07]} Nxd4 {[%emt 0:00:04] 8...Qa5 is the hot move.} 9. Qxd4 {[%emt 0:00:06]} d6 {[%emt 0:00:03]} 10. Rd1 {[%emt 0:12:39]} Bf5 {[%emt 0:10:46] A39: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4.} (10... Be6 $11) 11. Bxb7 {[%emt 0:06:44] [#]} (11. Qf4 $14) 11... Ne4 $1 $11 {[%emt 0:00:05][%mdl 64] Deflection} 12. Qe3 {[%emt 0:00:33]} Nxc3 {[%emt 0:00:05] The position is equal.} 13. bxc3 {[%emt 0:00:25]} Rb8 {[%emt 0:00:04] [#]} 14. Bd5 $146 {[%emt 0:10:10]} ({Predecessor:} 14. Be4 Bxe4 15. Qxe4 Bxc3 16. Rb1 Rxb1 17. Qxb1 Qc7 18. Qb3 Be5 19. Be3 Rb8 20. Qa4 Kg7 21. Kf1 a5 22. Bd2 Rb2 23. a3 Qc8 24. Qxa5 Qxc4 25. Rc1 {1-0 Cabral,R (1914)-Pakselev,S FRA AJEC 70 jub op Gr-36 email 2007}) 14... Qc7 {[%emt 0:03:12]} 15. Ba3 {[%emt 0:01:59]} Rfc8 {[%emt 0:05:00][%mdl 1024] Black has compensation.} 16. Rac1 {[%emt 0:00:40]} Bf6 {[%emt 0:02:29]} (16... Rb6 $15) 17. Rd2 {[%emt 0:01:51]} Kg7 {[%emt 0:00:33]} 18. Bb4 {[%emt 0:00:41]} h5 {[%emt 0:01:26]} 19. h4 {[%emt 0:00:14]} a5 {[%emt 0:18:58]} (19... e6 $15 20. Bg2 d5) 20. Ba3 {[%emt 0:00:05]} Qd7 {[%emt 0:03:55]} 21. c5 {[%emt 0:00:27][%cal Bc4c5,Bc5c6][%mdl 32]} e6 {[%emt 0:00:04]} (21... dxc5 $1 $11 22. Bg2 (22. Bxc5 Rxc5 23. Qxc5 e6 $17) 22... Qe6) 22. c6 $16 {[%emt 0:08:08]} Qd8 {[%emt 0:11:39]} 23. Bf3 {[%emt 0:07:49]} d5 {[%emt 0:00:11] [#]} 24. Qc5 {[%emt 0:00:27] White is more active.} (24. Bc5 $1 $16) 24... Qb6 {[%emt 0:03:30]} (24... Qe8 $15 {might be stronger.}) 25. c4 $11 {[%emt 0:02:22] aiming for Qxb6.} Rxc6 {[%emt 0:10:06]} 26. Qxb6 {[%emt 0:00:07]} Rbxb6 {[%emt 0:00:04]} 27. cxd5 {[%emt 0:00:07]} Rxc1+ {[%emt 0:00:05]} 28. Bxc1 {[%emt 0:00:04]} Rb1 {[%emt 0:00:51]} 29. Rd1 {[%emt 0:00:06] Strongly threatening e4.} exd5 {[%emt 0:01:30]} (29... Bc2 $5 {[%cal Rc2d1]} 30. Re1 Ra1 $11) 30. Bxd5 {[%emt 0:01:09] Threatens to win with e4. White is slightly better.} Ra1 {[%emt 0:00:06]} 31. Bb3 {[%emt 0:07:07]} Be6 {[%emt 0:00:11]} 32. Bd2 {[%emt 0:01:36] Prevents Bc3. Hoping for Rxa1.} a4 {[%emt 0:02:16] Weighted Error Value: White=0.20 (precise) /Black=0.18 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "8.5"]
[White "Ocelak, Jakub"]
[Black "Kubiczek, Michal"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2190"]
[BlackElo "2087"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,70,0,49,53,68,67,52,0,149,137,150,137,134,63,68,29,25,0,0,0,0,-55,-63,-70,-84,-84,-84,-66,-73,-75,-69,-108,-101,-101,-118,-117,-109,-112,-87,-138,-134,-133,-43,-137,-111,-426,-129,-209,-200,-188,145,144,359]} 1. c4 {[%emt 0:00:20]} Nf6 {[%emt 0:01:56]} 2. g3 {[%emt 0:00:22]} e6 {[%emt 0:05:26]} 3. Bg2 {[%emt 0:00:09]} d5 {[%emt 0:00:06]} 4. Nf3 {[%emt 0:00:04]} Be7 {[%emt 0:01:41]} 5. d4 {[%emt 0:03:14]} O-O {[%emt 0:02:16]} 6. Nc3 {[%emt 0:00:24]} c6 {[%emt 0:04:20]} 7. Qd3 {[%emt 0:05:18]} b6 {[%emt 0:07:34]} 8. O-O {[%emt 0:11:14]} Ba6 {[%emt 0:02:23]} 9. b3 {[%emt 0:01:16][%cal Bb2b3,Bb3c4][%mdl 32]} Nbd7 {[%emt 0:08:58]} 10. e4 {[%emt 0:06:28][%cal Be2e4,Be4e5][%mdl 32]} Rc8 {[%emt 0:05:17]} (10... dxc4 $11 {is superior.} 11. bxc4 e5) 11. e5 $14 {[%emt 0:07:24] E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7).} dxc4 {[%emt 0:03:30]} 12. bxc4 {[%emt 0:10:32]} Nd5 {[%emt 0:00:22] [#]} 13. Rd1 $146 {[%emt 0:02:31]} ({Better is} 13. a4 $1 $14) ({Predecessor:} 13. Ne4 Nb4 14. Qb3 c5 15. Rd1 cxd4 16. Rxd4 Nc6 17. Rd1 Qc7 18. Nd6 Rcd8 19. Bf4 {0-1 Kunin,V (2548)-Obolenskikh,D (2467) Moscow Aeroflot op-B 10th 2011 (4)}) 13... Qc7 {[%emt 0:15:47]} (13... c5 $11 {remains equal.}) 14. Ne4 $1 $16 {[%emt 0:08:40]} c5 {[%emt 0:04:44] [#]} 15. Qb3 $1 {[%emt 0:02:29]} (15. Neg5 g6 $14) 15... Nb4 {[%emt 0:02:55] [#]} 16. Nd6 {[%emt 0:05:32]} Rcd8 $1 $14 {[%emt 0:06:31]} (16... Bxd6 17. exd6 Qd8 18. Ne5 $16) 17. Ba3 {[%emt 0:09:51]} Nc6 {[%emt 0:05:41]} 18. Nb5 {[%emt 0:02:50]} (18. Qa4 $5 {[%cal Ra4a6]} Na5 19. Qc2 $14) 18... Qb8 {[%emt 0:01:36]} 19. Qa4 {[%emt 0:11:15]} Na5 {[%emt 0:06:50]} 20. Re1 {[%emt 0:01:17]} (20. Rab1 $11) 20... Bb7 $15 {[%emt 0:01:37]} 21. Rad1 {[%emt 0:01:06]} a6 {[%emt 0:00:29]} 22. Nd6 {[%emt 0:01:22]} Bc6 {[%emt 0:00:20]} 23. Qc2 {[%emt 0:00:35]} cxd4 {[%emt 0:03:31]} ({Resist} 23... Bxd6 24. exd6 cxd4 25. Rxd4 $16 (25. Nxd4 Bxg2 26. Kxg2 Rc8 $17)) 24. Rxd4 {[%emt 0:01:15] [#]} Nxe5 $1 {[%emt 0:04:04]} 25. Nxe5 {[%emt 0:01:45]} (25. Rxe5 Bxd6) 25... Bxg2 {[%emt 0:00:01]} 26. Kxg2 {[%emt 0:00:25] Threatens to win with Red1.} Bxd6 {[%emt 0:00:15]} 27. Rh4 {[%emt 0:00:50][%csl Gh4][%cal Rc2h7]} f5 {[%emt 0:02:17]} (27... Bxa3 $2 28. Qxh7#) 28. Bb2 {[%emt 0:00:13]} Be7 {[%emt 0:01:06]} 29. Rh3 {[%emt 0:00:51]} (29. Rd4 $142) 29... Bf6 $17 {[%emt 0:00:35]} 30. Qe2 {[%emt 0:00:33]} Qc7 {[%emt 0:00:51]} (30... Qb7+ $17 31. Kg1 Nc6 32. Nxc6 Qxc6 33. Bxf6 Rxf6) 31. Kg1 {[%emt 0:02:16]} (31. Qh5 $1 $15 g5 32. g4) 31... Nc6 {[%emt 0:02:04]} 32. Nd3 $2 {[%emt 0:01:33][%mdl 8192]} (32. Nxc6 $17 Qxc6 33. Bxf6 Rxf6 34. Rh4) 32... Rde8 $2 {[%emt 0:00:25]} (32... Bxb2 $19 33. Nxb2 (33. Qxe6+ $2 {perishes.} Rf7 $19) 33... Nd4) 33. Nf4 {[%emt 0:00:22]} (33. Bxf6 $17 gxf6 34. Rh4) 33... Bxb2 $19 {[%emt 0:00:50]} 34. Qxb2 {[%emt 0:00:32]} Rf6 $2 {[%emt 0:00:30]} ({Black should play} 34... Qd7 $19 {White must now prevent ...Nd4.} 35. Qc3 (35. Qxb6 $2 {loses.} Nd4 $19) 35... Qd6) 35. Nd5 $16 {[%emt 0:00:50] White is more active.} exd5 $2 {[%mdl 32768] Weighted Error Value: White=0.46/Black=0.57. An unexpected result.} (35... Qd8 $16 {was called for.} 36. Nxf6+ gxf6) 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.15"]
[Round "8.6"]
[White "Hrbek, Stepan"]
[Black "Jun, Rudolf"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2340"]
[BlackElo "2152"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,78,31,31,29,60,50,57,43,39,45,52,51,56,47,50,7,56,56,61,57,82,77,92,77,73,59,140,150,140,50,53,56,133,69,89,47,89,89,75,82,93,97,167,171,149,168,324,321,328,322,381,363,345,85,90,76,550,564,583,491,870,846,830,845,791,796,734,701,613]} 1. e4 {[%emt 0:00:30]} c5 {[%emt 0:00:29]} 2. Nc3 {[%emt 0:00:14]} Nc6 {[%emt 0:00:44]} 3. Bb5 {[%emt 0:00:19]} g6 {[%emt 0:00:23]} 4. Bxc6 {[%emt 0:00:10]} dxc6 {[%emt 0:00:04]} 5. d3 {[%emt 0:00:27]} Bg7 {[%emt 0:00:52]} 6. Be3 {[%emt 0:00:42]} b6 {[%emt 0:06:07]} 7. f4 {[%emt 0:00:30] B23: Closed Sicilian: Lines without g3.} Nf6 {[%emt 0:01:30]} 8. Nf3 {[%emt 0:00:36]} O-O {[%emt 0:03:13] [#]} 9. Qe2 $146 {[%emt 0:01:54] White is slightly better.} ({Predecessor:} 9. Qd2 Qc7 10. h3 Rd8 11. Qe2 Nh5 12. Qd2 c4 13. d4 b5 14. g4 Nf6 15. e5 {½-½ Puranik,A (2584)-Leenhouts,K (2414) Titled Tuesday intern op 14th April blitz 2020 (4)}) 9... Nh5 {[%emt 0:11:09]} 10. O-O {[%emt 0:06:04]} Bg4 {[%emt 0:07:06][%cal Oe7e5]} 11. Qf2 {[%emt 0:04:25]} Bxf3 {[%emt 0:03:27]} 12. Qxf3 {[%emt 0:00:15] Threatens to win with e5.} Bd4 {[%emt 0:01:31]} 13. Ne2 {[%emt 0:07:05]} Bxe3+ {[%emt 0:06:38]} (13... Bxb2 $11 14. Rab1 Bd4) 14. Qxe3 $14 {[%emt 0:00:13]} e6 {[%emt 0:09:59]} 15. a4 {[%emt 0:14:38][%cal Ba2a4,Ba4a5][%mdl 32]} Qd6 {[%emt 0:08:14]} 16. e5 {[%emt 0:12:38]} Qd7 {[%emt 0:04:03]} 17. Nc3 {[%emt 0:05:30]} f5 {[%emt 0:04:56]} 18. a5 {[%emt 0:05:12]} Qd4 {[%emt 0:01:54]} (18... Ng7 $14) 19. Qxd4 $16 {[%emt 0:01:06]} cxd4 {[%emt 0:00:06]} 20. Na4 {[%emt 0:04:08]} (20. Ne2 $16) 20... Rab8 $14 {[%emt 0:00:48]} 21. Ra3 {[%emt 0:01:53]} Kf7 {[%emt 0:06:54]} ({Black should try} 21... Rfc8 $14) 22. g3 {[%emt 0:08:23]} (22. axb6 $16 axb6 23. Rb3) 22... g5 {[%emt 0:04:16]} 23. fxg5 {[%emt 0:01:24] And now axb6 would win.} Kg6 {[%emt 0:00:20]} 24. Rb3 {[%emt 0:00:35][%cal Ra5b6]} Kxg5 {[%emt 0:01:09]} 25. axb6 {[%emt 0:00:10]} axb6 {[%emt 0:00:05]} 26. Rxb6 {[%emt 0:01:00][%cal Oa4c5] Strongly threatening Nc5!} Rxb6 {[%emt 0:00:55]} (26... f4 $16) 27. Nxb6 $16 {[%emt 0:00:11][%mdl 4096] Endgame KRN-KRN} f4 {[%emt 0:01:39]} 28. Nc4 {[%emt 0:02:31]} Rf5 $2 {[%emt 0:04:33] [#]} (28... Ra8) 29. Nd6 $18 {[%emt 0:00:29]} Rf8 {[%emt 0:00:31]} 30. Kg2 {[%emt 0:02:37]} Rb8 {[%emt 0:00:54]} 31. b3 {[%emt 0:04:30]} Ra8 {[%emt 0:01:22]} 32. gxf4+ $2 {[%emt 0:02:20]} (32. Kh3 $18) 32... Nxf4+ $16 {[%emt 0:01:21]} 33. Kf3 {[%emt 0:00:36]} Rf8 $2 {[%emt 0:01:48][%mdl 8192] Loses the game.} (33... Nd5 $16) 34. Ke4 $18 {[%emt 0:01:28] White is clearly winning.} h5 {[%emt 0:02:40]} 35. Ne8 {[%emt 0:07:31][%mdl 64] [#] Deflection} (35. Kxd4 $2 {too greedy.} Ne2+ 36. Ke3 Rxf1 $19) 35... c5 {[%emt 0:04:48]} (35... Rxe8 $142 36. Rxf4 c5 37. h4+ Kh6 38. Rf6+ Kg7) 36. Nf6 {[%emt 0:00:14] aiming for Nh7+.} Ne2 {[%emt 0:00:55]} 37. Nh7+ {[%emt 0:02:21][%mdl 64] Discovered Attack, Double Attack} Kg4 {[%emt 0:00:05]} 38. Rg1+ {[%emt 0:00:16]} (38. Nxf8 $2 Nc3#) 38... Nxg1 {[%emt 0:00:32]} 39. Nxf8 {[%emt 0:00:04]} Ne2 {[%emt 0:00:37][%mdl 32768] Weighted Error Value: White=0.26 (precise) /Black=0.47. Loss on time!?} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.16"]
[Round "9.1"]
[White "Jun, Rudolf"]
[Black "Hlavina, Matous"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2152"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,41,7,17,17,18,8,29,28,42,-7,-9,-5,0,0,0,-17,-12,-30,0,0,-3,-14,0,-1,0,0,0,-20,0,-4,0,-13,0,-7]} 1. e4 {[%emt 0:00:03]} e6 {[%emt 0:00:02]} 2. d4 {[%emt 0:00:36]} d5 {[%emt 0:00:05]} 3. exd5 {[%emt 0:00:19]} exd5 {[%emt 0:00:02]} 4. Nf3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:10]} 5. h3 {[%emt 0:01:38]} Bf5 {[%emt 0:00:59]} 6. Bd3 {[%emt 0:00:57] C01: French: Exchange Variation.} Bxd3 {[%emt 0:04:13]} 7. Qxd3 {[%emt 0:00:11]} c6 {[%emt 0:01:16] Repels Qb5} 8. O-O {[%emt 0:00:42][%cal Bh1f1,Bf1e1,Be1e2][%mdl 32] White has an edge.} Be7 {[%emt 0:00:15]} 9. Nc3 {[%emt 0:02:35]} (9. Qb3 $14) 9... O-O $11 {[%emt 0:00:21]} 10. Re1 {[%emt 0:01:56]} Nbd7 {[%emt 0:01:08]} 11. Bf4 {[%emt 0:02:36]} Re8 {[%emt 0:02:28]} 12. Re2 {[%emt 0:08:17]} Bb4 {[%emt 0:02:56]} 13. Ne5 {[%emt 0:04:37] [#]} Nxe5 $146 {[%emt 0:02:35]} ({Predecessor:} 13... Nh5 14. Bh2 Bd6 15. Nxf7 Bxh2+ 16. Kxh2 Kxf7 17. Qf3+ Nhf6 18. Rae1 Qc7+ {0-1 Attuati,S (1455)-Saccani,E (1800) Crema op 12th 2010 (3)}) 14. Bxe5 {[%emt 0:01:46] The position is equal.} Nd7 {[%emt 0:02:23]} 15. Bg3 {[%emt 0:04:26]} Nf6 {[%emt 0:06:20]} 16. Be5 {[%emt 0:01:37]} Nd7 {[%emt 0:01:03]} 17. Bg3 {[%emt 0:01:19]} Nf6 {[%emt 0:00:10]} 18. Be5 {[%emt 0:01:23]} Nd7 {[%emt 0:00:09]} 19. Bg3 {[%emt 0:02:45]} Nf6 {[%emt 0:00:17]} 20. Be5 {[%emt 0:02:47]} Nd7 {[%emt 0:00:36]} 21. Bg3 {Weighted Error Value: White=0.05 (flawless) /Black=0.09 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.16"]
[Round "9.2"]
[White "Kubiczek, Michal"]
[Black "Hrbek, Stepan"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2087"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,150,16,10,-54,-32,-55,-44,-69,-58,-74,-66,-81,-90,-83,-76,-114,-129,-156,-163,-154,-147,-154,-162,-160,-150,-154,-155,-177,-160,-166,0,0,0,0,0,0,0,0,51,39,141,147,131,131,157,156,145,0,28,32,33,20,24,9,22,0,0,0,0,0,0,0,37,0,0,0,0,0,0,0,0,-11,-11,-11,-11,-29,-29,-29,-18,-37,-29,-94,-94,-186,-119,-464,-416,-1417,-1354,-1424,-1424,-1424,-1417,-1410,-1410,-1383,-450,-1410,-1208,-493,-221,-406,-399,-1397,-821,-12840,-12841,-12841,-12841,-12842,-12837,-12840,-12835,-12848,-12848,-12850,-12850,-12850,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999,-27999]} 1. d4 {[%emt 0:00:15]} Nf6 {[%emt 0:00:30]} 2. c4 {[%emt 0:00:23]} e6 {[%emt 0:00:20][%cal Be7e6,Be6e5][%mdl 32]} 3. g3 {[%emt 0:00:19]} c5 {[%emt 0:00:19]} 4. Nf3 {[%emt 0:00:37]} cxd4 {[%emt 0:00:18]} 5. Nxd4 {[%emt 0:00:10]} d5 {[%emt 0:00:17]} 6. Bg2 {[%emt 0:04:45]} e5 {[%emt 0:00:32]} 7. Nf3 {[%emt 0:10:11]} d4 {[%emt 0:00:14]} 8. O-O {[%emt 0:04:31]} Nc6 {[%emt 0:00:19] [#]} 9. b4 {[%emt 0:09:48] E01: Catalan: Early deviations.} e4 $1 $15 {[%emt 0:23:19]} (9... Bxb4 10. Nxe5 Nxe5 11. Qa4+ Nc6 12. Bxc6+ bxc6 13. Qxb4 $11) 10. Ng5 {[%emt 0:04:26]} Bxb4 {[%emt 0:06:58]} 11. Nxe4 {[%emt 0:02:47] Black is slightly better.} Nxe4 {[%emt 0:00:20]} 12. Bxe4 {[%emt 0:00:03]} Bh3 {[%emt 0:01:00]} 13. Bg2 {[%emt 0:01:12] White is weak on the dark squares} Bxg2 {[%emt 0:00:31]} 14. Kxg2 {[%emt 0:00:03]} O-O {[%emt 0:00:15]} 15. Bb2 {[%emt 0:04:43]} Qe7 {[%emt 0:03:20] White must now prevent ...Rfe8.} 16. a3 {[%emt 0:02:23]} Ba5 {[%emt 0:01:52]} (16... Qe4+ $2 17. f3 Qe6 18. axb4 $18) 17. Nd2 {[%emt 0:05:08]} Rfe8 {[%emt 0:02:51] Black is much more active.} 18. Nb3 {[%emt 0:04:25]} Rad8 {[%emt 0:14:25]} ({Worse is} 18... Qxe2 19. Qxe2 Rxe2 20. Bxd4 $15) (18... Bc3 19. Bxc3 dxc3 20. Qd3 $15) 19. Nxa5 {[%emt 0:09:55]} Nxa5 {[%emt 0:02:54]} 20. Qa4 {[%emt 0:01:43] [#]} Nc6 $146 {[%emt 0:07:42]} (20... Qxe2 $2 21. Rae1 Qxe1 22. Rxe1 Rxe1 23. Qxa5 $18) ({Predecessor:} 20... Qe4+ 21. f3 Qxe2+ 22. Rf2 Qe5 23. Rd1 Nc6 24. Qb5 Qe7 25. Rfd2 Rd7 26. Bxd4 Red8 27. Qb2 Nxd4 28. Rxd4 Qf6 {0-1 Komissarov,A (2316)-Tarasov,A (2311) Moscow Botvinnik Memorial-A 2015 (1)}) 21. Rfe1 {[%emt 0:05:34]} Qe4+ $1 {[%emt 0:00:27]} 22. Kg1 {[%emt 0:06:36]} d3 $2 {[%emt 0:01:36]} (22... h5 $1 $19 23. Rad1 h4) 23. exd3 $11 {[%emt 0:01:29]} Qxe1+ {[%emt 0:01:01]} 24. Rxe1 {[%emt 0:00:01]} Rxe1+ {[%emt 0:00:08]} 25. Kg2 {[%emt 0:00:03][%cal Od3d4]} Rxd3 {[%emt 0:12:37]} 26. Qc2 {[%emt 0:00:51]} Red1 {[%emt 0:00:57]} (26... Rdd1 $11) 27. Qe2 $14 {[%emt 0:00:32][%cal Re2e8][%mdl 1024] White has compensation.} Rd8 {[%emt 0:00:52] Against Qe8+} (27... Kf8 $1 $14) 28. Qg4 $16 {[%emt 0:01:00][%csl Gb2][%cal Rg4g7]} g6 {[%emt 0:00:15]} 29. Bf6 {[%emt 0:02:16] Inhibits R1d2.} R8d3 {[%emt 0:04:53]} 30. Qe2 {[%emt 0:00:52][%cal Re2e8]} Kf8 {[%emt 0:00:11] [#] Inhibits Qe8+.} 31. Qg4 {[%emt 0:05:40]} ({White should play} 31. Bg5 $1 $16 {[%cal Rg5h6] Intending Bh6+ and mate.} Kg8 32. Bf6) 31... Ke8 {[%emt 0:05:02]} 32. Qc8+ {[%emt 0:02:45]} Nd8 {[%emt 0:00:01]} 33. Qc7 {[%emt 0:01:45][%csl Gf6][%cal Rc7e7]} Re1 {[%emt 0:00:44] Against Qe7+} 34. c5 {[%emt 0:02:18]} h5 {[%emt 0:05:08]} 35. a4 {[%emt 0:02:26]} Rd7 {[%emt 0:00:25] The board is on fire.} 36. Qb8 {[%emt 0:02:08][%cal Oa4a5]} Re6 {[%emt 0:00:20] Prevents a5.} 37. Bxd8 {[%emt 0:03:13]} Rxd8 {[%emt 0:00:02]} 38. Qxb7 $11 {[%emt 0:00:07][%cal Oc5c6][%mdl 4096] Endgame KQ-KRR} Re7 {[%emt 0:03:41] Prevents c6} 39. Qb5+ {[%emt 0:00:45]} Kf8 {[%emt 0:00:34]} 40. c6 {[%emt 0:01:01]} Kg8 {[%emt 0:02:13]} 41. Qg5 {[%emt 0:31:03]} Rde8 {[%emt 0:01:41]} 42. Qc5 {[%emt 0:00:00] c7 would be deadly.} Rc7 {[%emt 0:00:18]} 43. Qa5 {[%emt 0:00:00]} Rxc6 {[%emt 0:01:03]} 44. Qxa7 {[%emt 0:00:00]} Rcc8 {[%emt 0:01:26]} 45. Qb7 {[%emt 0:00:00]} Ra8 {[%emt 0:00:29]} 46. Qc6 {[%emt 0:00:00]} Red8 {[%emt 0:00:25]} 47. Kf3 {[%emt 0:00:00]} Ra5 {[%emt 0:00:56]} 48. h4 {[%emt 0:00:00]} (48. h3 $11) 48... Rda8 $17 {[%emt 0:00:37]} 49. g4 {[%emt 0:00:00]} (49. Kg2 $17) 49... R5a6 {[%emt 0:04:10]} ({Not} 49... Rxa4 50. gxh5 gxh5 51. Kg2 $15) (49... hxg4+ $19 50. Kxg4 Rxa4+ 51. Kg3 R4a6) 50. Qd7 $2 {[%emt 0:00:00][%mdl 8192]} (50. Qc1 $17 {is a better chance.}) 50... hxg4+ $19 {[%emt 0:00:18]} ({Stronger than} 50... Rxa4 51. gxh5 gxh5 52. Qc7 $15) 51. Kxg4 {[%emt 0:00:00]} (51. Kg3 $142 Rxa4 52. Qd6) 51... Rxa4+ {[%emt 0:00:09]} 52. f4 {[%emt 0:00:00]} R4a5 {[%emt 0:00:12]} 53. Qc6 {[%emt 0:00:00]} Rf8 {[%emt 0:01:14]} 54. Qc7 {[%emt 0:00:23]} Rf5 {[%emt 0:00:20]} 55. Qd7 {[%emt 0:00:17]} Rb8 {[%emt 0:01:20]} (55... Ra8 $142 56. Kf3 Ra3+ 57. Ke4 Ra1 58. Qc8+ Kh7) 56. Qe7 {[%emt 0:00:44]} (56. Qd4 $142 Rb1 57. Qc4) 56... Rc8 {[%emt 0:00:29] Strongly threatening ...Rc4.} 57. Qe4 {[%emt 0:00:23] Repels Rc4} Rd8 {[%emt 0:00:32]} (57... Rc1 $142 {Threatens to win with ...Rf1.} 58. Qe2 Rcc5) 58. Qa4 $2 {[%emt 0:00:09]} (58. Qc4 {was necessary.}) 58... Rd6 {[%emt 0:01:06] And now ...Rdf6 would win.} 59. Qe8+ $2 {[%emt 0:00:37] [#]} (59. Kg3) 59... Kg7 $1 {[%emt 0:00:10] Hoping for ...Rd4.} 60. Qe2 {[%emt 0:00:34]} Rdf6 {[%emt 0:01:34]} 61. Kg3 {[%emt 0:04:33]} Rxf4 {[%emt 0:01:57]} 62. Qe5 {[%emt 0:00:31]} R4f5 {[%emt 0:00:31]} 63. Qa1 {[%emt 0:00:15]} Kh7 {[%emt 0:00:20]} 64. Kg4 {[%emt 0:01:43]} Rf3 {[%emt 0:00:41]} 65. Qc1 {[%emt 0:02:08] [#]} R6f4+ $1 {[%emt 0:00:46][%mdl 64] Skewer} 66. Qxf4 {[%emt 0:00:14]} Rxf4+ {[%emt 0:00:10]} 67. Kxf4 {[%emt 0:00:02] KPP-KP. Black mates.} Kh6 {[%emt 0:00:13]} 68. Kg3 {[%emt 0:00:14]} Kh5 {[%emt 0:00:11]} 69. Kh3 {[%emt 0:00:04]} f6 {[%emt 0:00:12][%cal Bf7f6,Bf6f5,Bf5f4,Bf4f3][%mdl 32]} 70. Kg3 {[%emt 0:00:04]} f5 {[%emt 0:00:07]} 71. Kh3 {[%emt 0:02:04]} f4 {[%emt 0:00:24]} 72. Kg2 {[%emt 0:00:19]} Kxh4 {[%emt 0:00:09]} 73. Kf3 {[%emt 0:00:10]} g5 {[%emt 0:00:09]} 74. Ke4 {[%emt 0:01:00]} Kg3 {[%emt 0:00:22]} 75. Kd4 {[%emt 0:00:06]} f3 {[%emt 0:00:09] Both players deserved the win here.   Weighted Error Value: White=0.64/Black=0.33} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.16"]
[Round "9.3"]
[White "Frank, Adam"]
[Black "Ocelak, Jakub"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2391"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,117,11,21,17,9,14,7,0,0,-9,8,2,6,0,29,25,27,16,29,31,65,55,108,105,86,91,116,116,116,121,111,111,113,62,83,25,20,29,72,76,72,66,118,0,0,0,0,0,61,61,60,53,110,83,110,108,127,77,129,118,134,117,120,126,125,119,110,71,126,13,19,0,243,209,260,270,262,243,337,322,317,310,360,318,616,601,687,667,679,571,644,612,688,643,668,640,617,606,775,773,802,802,756,741,1381,1347,1214,1135,2373,2257]} 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:01:11]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:07]} 3. Bb5 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 4. d3 {[%emt 0:00:02]} Bc5 {[%emt 0:00:07]} 5. c3 {[%emt 0:00:04]} d5 {[%emt 0:08:25]} 6. exd5 {[%emt 0:00:05] C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Qxd5 {[%emt 0:00:07][%cal Oc5f2]} 7. Bc4 {[%emt 0:00:03]} Qd6 {[%emt 0:01:43]} 8. Nbd2 {[%emt 0:00:20] The position is equal.} (8. b4 $5 Bb6 $8 9. O-O $11) 8... Bf5 {[%emt 0:04:48]} 9. Ng5 {[%emt 0:00:53]} O-O {[%emt 0:06:05]} (9... Bxd3 {seems wilder.} 10. Bxf7+ Ke7 11. Nc4 Bxc4 12. Qxd6+ cxd6 13. Bxc4 d5) 10. b4 {[%emt 0:01:10][%cal Bb2b4,Bb4b5][%mdl 32]} Bb6 {[%emt 0:03:52]} 11. Nde4 {[%emt 0:00:11]} Bxe4 {[%emt 0:14:00]} 12. Nxe4 {[%emt 0:03:28]} Nxe4 {[%emt 0:02:11]} 13. dxe4 {[%emt 0:00:04]} Qxd1+ {[%emt 0:08:39]} 14. Kxd1 {[%emt 0:00:04] [#]} a5 $146 {[%emt 0:01:24]} ({Predecessor:} 14... Bxf2 15. g3 Ne7 16. a4 a5 17. Ke2 Bb6 18. Bg5 Nc8 19. b5 h6 20. Bc1 Nd6 {1-0 Daggupati,B (2488)-Espinosa,P (2130) USA-ch U20 Saint Louis 2022 (1)}) 15. b5 {[%emt 0:01:02]} Ne7 {[%emt 0:04:37]} (15... Nd8 $14) 16. Ba3 $16 {[%emt 0:05:04]} Rfd8+ {[%emt 0:01:01]} 17. Ke2 {[%emt 0:02:23]} Nc8 {[%emt 0:01:37]} 18. Bd5 {[%emt 0:04:48]} Rb8 {[%emt 0:03:38] Black is weak on the light squares} 19. Rhd1 {[%emt 0:02:01][%cal Od5f7]} Nd6 {[%emt 0:04:10]} 20. Rab1 {[%emt 0:00:04]} g6 {[%emt 0:03:01]} 21. Rf1 {[%emt 0:20:12]} (21. Rd3 $16) 21... Kg7 {[%emt 0:02:45]} 22. f4 {[%emt 0:00:39]} (22. g4 $16) 22... exf4 $11 {[%emt 0:07:17]} 23. Rxf4 {[%emt 0:00:06]} f5 {[%emt 0:02:30]} 24. c4 $1 {[%emt 0:10:57] Threatens to win with c5.} Bd4 {[%emt 0:03:23]} 25. exf5 {[%emt 0:00:03]} Nxf5 {[%emt 0:02:24] [#]} (25... Be5 $1 $14 26. Bxd6 Rxd6) 26. g4 {[%emt 0:00:06]} (26. Kd3 $1 $16 {Hoping for g4.} Bf6 27. g4) 26... Re8+ {[%emt 0:00:13]} 27. Re4 {[%emt 0:00:03]} Rxe4+ {[%emt 0:04:19]} 28. Bxe4 {[%emt 0:00:02]} Nd6 {[%emt 0:00:11]} (28... Ne3 $1 $11) 29. Bd5 $14 {[%emt 0:00:03]} b6 {[%emt 0:03:04]} 30. Bc1 {[%emt 0:04:37]} Rf8 {[%emt 0:00:52]} (30... Bf6 $14) 31. Kd3 $16 {[%emt 0:00:38]} Be5 {[%emt 0:02:28][%cal Of8f2]} 32. Be3 {[%emt 0:00:03] Against Rf2} h6 {[%emt 0:01:23]} 33. h3 {[%emt 0:00:16]} (33. Re1 $142) 33... Rd8 {[%emt 0:02:49]} ({Black should try} 33... a4) 34. a4 {[%emt 0:00:16]} Bf6 {[%emt 0:00:43]} 35. Bf4 {[%emt 0:00:05]} Rd7 {[%emt 0:01:08]} 36. Re1 {[%emt 0:05:37]} Nb7 {[%emt 0:00:53] [#]} 37. Be3 $1 {[%emt 0:01:06] White has more active pieces.} Nd6 {[%emt 0:00:42]} 38. Rf1 {[%emt 0:02:48]} Be5 {[%emt 0:00:53]} ({Black should play} 38... Nf7) 39. c5 {[%emt 0:00:01]} ({Better is} 39. h4 $16) 39... bxc5 $1 $11 {[%emt 0:00:29][%cal Oc5c4]} (39... Nxb5 $2 40. axb5 Rxd5+ 41. Ke4 $18) 40. Bxc5 {[%emt 0:02:43]} Re7 $2 {[%emt 0:00:40] Black is on the road to losing.} (40... Nxb5 $1 $11 41. Bf8+ Kh7) 41. Bc6 {[%emt 0:36:35]} Re6 {[%emt 0:07:25]} 42. Re1 {[%emt 0:00:00][%cal Oe1e5]} Kf6 {[%emt 0:02:01]} 43. Be3 {[%emt 0:00:00] A strong pair of Bishops.} Nc8 {[%emt 0:05:04]} 44. Bxh6 {[%emt 0:00:00]} Rd6+ {[%emt 0:03:53]} 45. Kc2 {[%emt 0:00:00]} Nb6 {[%emt 0:00:50]} 46. Re4 {[%emt 0:00:00]} Re6 $2 {[%emt 0:06:50]} (46... g5 47. Bxg5+ Kxg5) 47. Bd2 $18 {[%emt 0:00:00] White is clearly winning.} Bd6 {[%emt 0:03:20]} 48. Bc3+ {[%emt 0:00:00]} ({Weaker is} 48. Bxa5 Rxe4 49. Bxe4 Nxa4 $18) 48... Ke7 {[%emt 0:00:21]} 49. Kb3 {[%emt 0:00:00]} Rxe4 {[%emt 0:01:01]} 50. Bxe4 {[%emt 0:00:00][%mdl 4096] Endgame KBB-KBN} Nd7 {[%emt 0:00:21]} 51. Bxg6 {[%emt 0:00:00]} Nc5+ {[%emt 0:00:02]} 52. Kc4 {[%emt 0:00:00]} Nxa4 {[%emt 0:00:09]} 53. Bxa5 {[%emt 0:00:00]} Kf6 {[%emt 0:00:16]} 54. Bf5 {[%emt 0:00:00]} Ke5 {[%emt 0:02:00]} 55. Be1 {[%emt 0:00:00] And now Bg3+ would win.} Nb6+ {[%emt 0:00:17]} 56. Kd3 {[%emt 0:00:00] Strongly threatening Bg3+.} Kf4 {[%emt 0:01:11] Wards off Bg3+} 57. h4 {[%emt 0:00:00][%cal Bh3h4,Bh4h5][%mdl 32]} Nd5 {[%emt 0:01:38]} 58. h5 {[%emt 0:00:00]} Be5 {[%emt 0:01:35]} 59. Bd2+ {[%emt 0:00:00] Weighted Error Value: White=0.15 (very precise) /Black=0.38} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.16"]
[Round "9.4"]
[White "Mica, Marek"]
[Black "Mach, Petr"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2248"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,65,40,45,27,62,62,180,74,65,52,41,29,34,49,112,94,83,86,91,72,74,37,73,46,40,-43,18,16,11,-12,-15,-24,75,0,0,0,158,160,150,143,134,79,87,75,92,79,85,109,342,342,329,322,337,341,375,363,396,389]} 1. d4 {[%emt 0:00:03]} g6 {[%emt 0:00:12]} 2. e4 {[%emt 0:00:45]} Bg7 {[%emt 0:00:11]} 3. Be3 {[%emt 0:00:45]} c5 {[%emt 0:00:59]} 4. c3 {[%emt 0:01:02][%cal Bc2c3,Bc3d4,Bd4d5][%mdl 32]} Qb6 {[%emt 0:00:19]} 5. Qd2 {[%emt 0:05:55]} d6 {[%emt 0:02:32]} 6. Na3 {[%emt 0:00:56] B06: Modern Defence.} cxd4 {[%emt 0:00:40] [#]} 7. cxd4 $146 {[%emt 0:04:44]} (7. Bxd4 Bxd4 8. cxd4 Nf6 $11) ({Predecessor:} 7. Bxd4 Bxd4 8. cxd4 Nf6 9. Bb5+ Bd7 10. Bxd7+ Nbxd7 11. f3 Rc8 12. Ne2 O-O 13. O-O Rc7 14. Rfc1 Rfc8 15. Rxc7 Rxc7 16. Rc1 a6 17. Rxc7 Qxc7 18. Qc3 {½-½ Szilagyi,G-Horvath,P (2100) HUN-chT2 Barcza 0203 2002 (5)}) 7... Nc6 {[%emt 0:05:37]} (7... d5 $14) 8. Bb5 {[%emt 0:04:11]} (8. Nb5 $1 $18 {and the rest is easy.}) 8... Bd7 $16 {[%emt 0:06:58]} 9. d5 {[%emt 0:18:00]} Qa5 {[%emt 0:00:04]} (9... Nd4 $2 10. Bxd7+ Kxd7 11. Rd1 $18) 10. Qxa5 {[%emt 0:01:28]} Nxa5 {[%emt 0:00:06]} 11. Rb1 {[%emt 0:02:54] Black is weak on the light squares} b6 {[%emt 0:09:14]} (11... Bxb5 $1 $14 12. Nxb5 Rc8) 12. Ba6 {[%emt 0:06:07] Strongly threatening b4.} Bc8 {[%emt 0:02:06]} 13. Bd3 {[%emt 0:00:11]} Nf6 {[%emt 0:01:04]} 14. f3 {[%emt 0:01:02]} O-O {[%emt 0:00:21]} 15. Ne2 {[%emt 0:05:32]} (15. b4 $5 {[%cal Rb4a5]} Nb7 16. Nb5 $14) 15... Nb7 {[%emt 0:00:33]} 16. b4 {[%emt 0:03:38] White is more active.} a5 {[%emt 0:01:00]} 17. bxa5 {[%emt 0:01:57]} (17. Bxb6 axb4 18. Nc2 Nc5 19. Nxb4 Nxd3+ 20. Nxd3 Ba6 $15) (17. b5 $14) 17... Rxa5 {[%emt 0:00:49]} (17... Nc5 $15 18. Bb5 (18. Bxc5 bxc5 19. Nc4 Nd7 $11) 18... Rxa5) 18. Nc4 $11 {[%emt 0:01:39]} Rxa2 {[%emt 0:00:17]} 19. Nc1 {[%emt 0:05:08]} Rxg2 {[%emt 0:12:04]} 20. Nd2 {[%emt 0:01:29] [#]} Bg4 {[%emt 0:13:46]} 21. h3 {[%emt 0:13:39]} ({White should try} 21. fxg4 $16 {Hoping for h3.} Nxg4 22. Bxb6) 21... Bc8 {[%emt 0:11:25]} 22. Bf1 {[%emt 0:02:34]} Rg3 {[%emt 0:00:05]} (22... Rxd2 $1 $11 23. Kxd2 Nd7) 23. Kf2 $1 $16 {[%emt 0:06:16]} Nh5 {[%emt 0:00:14]} 24. Ne2 $36 {[%emt 0:00:43][%mdl 2048] White is really pushing.} f5 {[%emt 0:04:14][%cal Of5f4]} (24... Be5 $2 25. Nc4 (25. Rxb6 f5 $16) 25... f5 26. Nxe5 $18 (26. Bxb6 fxe4 27. Nxe5 dxe5 $17)) 25. exf5 {[%emt 0:02:23]} (25. Rxb6 $142 {exf5 is the strong threat.} Bf6 26. Nxg3) 25... Be5 {[%emt 0:00:39][%cal Ob7c5]} 26. Rxb6 {[%emt 0:05:30] Bh6 would be deadly.} Nc5 {[%emt 0:01:43] [#]} 27. Bxc5 {[%emt 0:01:00][%mdl 64] Remove Defender} dxc5 {[%emt 0:00:04] [#]} 28. Ne4 {[%emt 0:00:58] Prevents Rg5.} c4 $2 {[%emt 0:02:42] Black cannot hold the game after this.} 29. Rc6 $18 {[%emt 0:01:30]} ({Not} 29. N2xg3 Bd4+ 30. Kg2 Nf4+ 31. Kh2 Bxb6 32. Bxc4 gxf5 33. d6+ e6 $11) (29. N4xg3 Nxg3 30. Nxg3 Bd4+ 31. Kg2 Bxb6 $11) 29... Rxf3+ {[%emt 0:02:26]} 30. Kxf3 {[%emt 0:00:08][%cal Bf2f3,Bf3e3,Be3d4][%mdl 32]} Bxf5 {[%emt 0:00:05]} 31. Ke3 {[%emt 0:00:58]} ({Worse is} 31. Rxc4 Bxh3+ 32. Ke3 Bxf1 $15) 31... Bg7 {[%emt 0:01:27]} 32. Bg2 {[%emt 0:01:19]} ({Much less strong is} 32. Rxc4 Bh6+ 33. Kd4 Bg7+ 34. Kd3 Ra8 $18) 32... Bh6+ {[%emt 0:00:19]} 33. Kd4 {[%emt 0:00:15] Weighted Error Value: White=0.20 (precise) /Black=0.37} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.16"]
[Round "9.5"]
[White "Gnojek, Petr"]
[Black "Jares, Michal"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2313"]
[BlackElo "2177"]
[Annotator "TA"]
[PlyCount "183"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,183,32,35,26,41,33,73,36,83,45,100,84,87,92,75,93,88,-7,0,-207,-204,-190,-184,-204,-194,-208,-185,-147,-148,-169,-123,-144,-134,-190,-102,-106,-99,-106,-8,-8,0,0,0,0,35,12,27,35,26,22,33,37,33,29,18,47,54,71,179,122,270,279,263,272,310,109,370,153,337,329,306,303,255,129,128,99,243,245,243,230,242,242,224,157,222,231,193,180,190,172,172,165,150,143,175,171,184,179,235,189,202,179,180,0,196,171,152,165,189,172,162,137,368,115,143,121,1248,12,147,96,185,0,140,0,1246,978,456,454,12800,12797,29975,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:01]} 2. c4 {[%emt 0:00:06]} g6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:06]} Bg7 {[%emt 0:00:06]} 4. e4 {[%emt 0:00:05]} d6 {[%emt 0:00:02]} 5. h3 {[%emt 0:00:11]} O-O {[%emt 0:00:23]} 6. Be3 {[%emt 0:00:06]} Nbd7 {[%emt 0:04:11]} 7. Nge2 {[%emt 0:06:50] E71: King's Indian: 4 e4 d6 5 h3.} e5 {[%emt 0:01:45]} 8. d5 {[%emt 0:00:57]} Nh5 {[%emt 0:08:05] [#]} 9. Qd2 $146 {[%emt 0:05:40] White is better.} (9. g4 $5 {[%cal Rg4h5]} Nf4 10. Nxf4 exf4 11. Bxf4 $11) ({Predecessor:} 9. g3 f5 10. exf5 gxf5 11. g4 fxg4 12. hxg4 Nf4 13. Qc2 h6 14. O-O-O Nc5 15. Nxf4 exf4 {1-0 Storme,I (2397)-Mikhailov,V (2428) Titled Arena Apr 3rd blitz 2021}) 9... a5 {[%emt 0:05:52]} (9... f5 $14 {might be stronger.} 10. Bg5 Ndf6) 10. O-O-O {[%emt 0:07:10]} Nc5 {[%emt 0:00:37]} (10... f5 $14 11. exf5 gxf5) 11. g4 $1 $16 {[%emt 0:07:17]} Nf4 {[%emt 0:01:20]} 12. Nxf4 {[%emt 0:00:05]} exf4 {[%emt 0:00:02]} 13. Bxf4 {[%emt 0:01:56]} a4 {[%emt 0:01:13][%cal Ba5a4,Ba4a3,Ba3b2][%mdl 32] [#]} 14. e5 {[%emt 0:06:18]} a3 {[%emt 0:03:28]} 15. Bd3 $2 {[%emt 0:11:33]} (15. b3 $11) 15... dxe5 {[%emt 0:10:51]} (15... Bxe5 16. Bxe5 axb2+ 17. Qxb2 dxe5 18. Kb1 $17) 16. Be3 {[%emt 0:00:08]} axb2+ {[%emt 0:13:34]} 17. Kb1 {[%emt 0:00:13]} Nxd3 {[%emt 0:01:30]} 18. Qxd3 {[%emt 0:00:03]} Bd7 {[%emt 0:04:35]} 19. Bc5 {[%emt 0:14:12]} Re8 {[%emt 0:01:58]} 20. f3 {[%emt 0:00:15]} b6 {[%emt 0:01:47]} (20... Qh4 $19 21. Bb4 f5 22. gxf5 gxf5) 21. Bb4 $17 {[%emt 0:00:27]} Ra7 {[%emt 0:11:03] Strongly threatening ...Qa8.} 22. Nb5 {[%emt 0:06:22]} (22. a3 $17) 22... Ra4 {[%emt 0:03:23]} (22... Bxb5 $19 23. cxb5 Qf6) 23. Qb3 {[%emt 0:03:26]} Bxb5 {[%emt 0:05:08]} 24. cxb5 {[%emt 0:00:04]} Qa8 {[%emt 0:00:32]} (24... Ra7 $17 25. d6 Qd7) 25. Rhe1 $1 $11 {[%emt 0:02:29]} Bf8 {[%emt 0:02:04]} (25... Qa7 {feels hotter.} 26. Re4 Ra8 27. a3 Bf8) 26. Bxf8 {[%emt 0:00:10]} Rxf8 {[%emt 0:01:03]} 27. Kxb2 {[%emt 0:01:51]} Qa5 {[%emt 0:02:31]} 28. Re4 {[%emt 0:00:32]} Rd4 {[%emt 0:05:59]} 29. Rdxd4 {[%emt 0:05:20]} (29. Rxe5 $2 Rb4 30. Re3 Rxb5 $19) (29. a4 {looks sharper.} Rd2+ 30. Kc1 Rh2 31. Rc4) 29... exd4 {[%emt 0:00:01][%mdl 4096] Endgame KQR-KQR} 30. Kc2 {[%emt 0:00:05]} Qa8 {[%emt 0:05:49]} (30... Ra8 {is interesting.} 31. Kd3 Kf8 32. Rxd4 Qa3) 31. Rxd4 {[%emt 0:07:49]} Qd8 {[%emt 0:00:02]} 32. Qc3 {[%emt 0:03:04]} Qd6 {[%emt 0:01:04]} 33. a4 {[%emt 0:03:58]} Qh2+ {[%emt 0:01:49]} 34. Kb3 {[%emt 0:00:06] Active counter play!} Qh1 {[%emt 0:04:27]} (34... Re8 $16 {is a better defense.}) 35. Ka3 {[%emt 0:05:40]} (35. Qxc7 $2 Qb1+ 36. Ka3 Qa1+ 37. Kb3 Qxd4 $19) ({Better is} 35. d6 $1 $18 {[%cal Rd6c7]} cxd6 36. Rxd6) 35... Ra8 {[%emt 0:00:33]} (35... Rd8 $16 {might work better.}) 36. d6 $18 {[%emt 0:01:07]} (36. Qxc7 $2 {perishes.} Qa1+ 37. Kb3 Qxd4 $19) 36... cxd6 {[%emt 0:00:30]} 37. Rxd6 {[%emt 0:00:18]} Qg1 {[%emt 0:00:55]} 38. Rc6 $2 {[%emt 0:00:22]} (38. h4 $1 $18) 38... Rf8 $2 {[%emt 0:00:40][%mdl 8192]} (38... Qd1 $16) 39. Rc8 {[%emt 0:01:09]} (39. a5 $18) 39... Rxc8 $2 {[%emt 0:00:23]} (39... Qd1 $16 {keeps fighting.} 40. Rxf8+ Kxf8) 40. Qxc8+ $16 {[%emt 0:00:05] KQ-KQ} Kg7 {[%emt 0:00:04]} 41. Qc3+ {[%emt 0:31:47]} Kg8 {[%emt 0:08:55]} 42. h4 {[%emt 0:00:00]} ({White has to play} 42. a5 $18 {a6 is the strong threat.} bxa5 43. Ka4 (43. Qxa5 Qa1+ 44. Kb4 Qe1+ 45. Ka4 Qa1+ 46. Kb4 Qe1+ 47. Ka4 Qa1+ 48. Kb4 $11)) 42... Qd1 {[%emt 0:01:51]} 43. h5 {[%emt 0:00:00]} Qd6+ {[%emt 0:03:32]} (43... gxh5 $16 {was worth a try.} 44. gxh5 Qd6+ 45. Kb2 h6) 44. Kb2 $18 {[%emt 0:00:00]} gxh5 {[%emt 0:03:37]} 45. gxh5 {[%emt 0:00:00]} h6 {[%emt 0:01:52]} 46. Qc8+ $1 {[%emt 0:00:00]} Kg7 {[%emt 0:01:37]} 47. Qg4+ {[%emt 0:00:00]} Kh8 {[%emt 0:01:32]} (47... Kf8 $16 48. Qc8+ Kg7) 48. Kc2 {[%emt 0:00:00]} Qc5+ {[%emt 0:02:42]} 49. Kd2 $1 {[%emt 0:00:00]} Kh7 {[%emt 0:01:42]} 50. Kd3 {[%emt 0:00:00]} Qa3+ {[%emt 0:01:22]} 51. Ke2 {[%emt 0:00:00]} Qb2+ {[%emt 0:00:46]} 52. Kf1 {[%emt 0:00:00]} Qa1+ {[%emt 0:02:39]} 53. Kg2 {[%emt 0:00:00]} Qb2+ {[%emt 0:00:45]} 54. Kh3 $1 {[%emt 0:00:00]} Qa1 {[%emt 0:00:41]} (54... Qc3 $142 55. Qf4 Kg8) 55. Qf4 {[%emt 0:00:00]} Kg7 {[%emt 0:02:08]} 56. Kg4 {[%emt 0:00:00]} Qc3 {[%emt 0:01:19]} 57. Qe4 $2 {[%emt 0:02:33]} (57. Kg3 $18) 57... Qc8+ $2 {[%emt 0:00:25]} (57... Qc5 $1 $11) 58. Kg3 {[%emt 0:00:05] Threatens to win with Qg4+.} Qc3 {[%emt 0:00:51]} 59. Qg4+ {[%emt 0:00:39]} Kf6 {[%emt 0:01:04]} 60. Qf4+ {[%emt 0:01:39]} Kg7 {[%emt 0:00:02]} 61. Qe4 {[%emt 0:00:07]} Qf6 $2 {[%emt 0:01:14]} (61... Qc5 $16) 62. f4 $2 {[%emt 0:01:21]} (62. Qg4+ $18 {and the rest is easy.} Kf8 63. Qf4) 62... Qd8 {[%emt 0:00:23]} 63. Qe3 {[%emt 0:02:34][%cal Oa4a5] Repels Qd2. Hoping for a5!} Kh7 $2 {[%emt 0:00:28][%mdl 8192]} (63... Kf8 $16 64. Qa3+ Kg7) 64. Qc3 $2 {[%emt 0:02:11]} (64. a5 $1 $18 bxa5 65. b6) 64... Qd6 {[%emt 0:00:53]} (64... Qd1 $1 $11) 65. Qc4 {[%emt 0:01:36]} (65. Qb3 $142 $1 {[%cal Rb3f7]} Qe7 66. Kf3) 65... Kg7 {[%emt 0:00:21]} (65... Kg8 $16) 66. Qc3+ {[%emt 0:00:01]} Kh7 $1 {[%emt 0:00:03]} 67. Qe3 $2 {[%emt 0:00:49][%mdl 8192]} (67. Qb3 $16 Qe7 68. Kf3) 67... Qd8 $1 {[%emt 0:00:27] [#]} 68. a5 $1 {[%emt 0:00:23][%mdl 512]} bxa5 {[%emt 0:00:41] [#]} (68... Qg8+ 69. Kf3) 69. b6 $1 {[%emt 0:00:03]} Qd5 {[%emt 0:00:41] Against Qe4+} (69... Qd7 $142 70. Qb3 Qb7 71. Qd3+ Kg7) 70. Qf3 {[%emt 0:01:02]} Qb5 {[%emt 0:00:53] [#]} 71. b7 $2 {[%emt 0:00:06]} (71. Qe4+ $1 {mates} Kg8 72. Qa8+ Kh7 73. b7 Qxh5 74. Qa6 Qd5 75. b8=Q Qd4 76. Qe5) 71... f5 $1 $11 {[%emt 0:00:31] The position is equal.} 72. Kh3 {[%emt 0:00:40]} a4 {[%emt 0:00:27]} 73. Qg2 {[%emt 0:01:05] Threatening mate with Qg6+.} Kh8 $1 {[%emt 0:00:02]} 74. Qf3 {[%emt 0:00:27] Intending Qc3+ and mate.} Kh7 {[%emt 0:00:35]} 75. Qg2 {[%emt 0:00:36] White wants to mate with Qg6+.} Kh8 $1 {[%emt 0:00:02]} 76. Qg6 {[%emt 0:00:33]} Qxb7 {[%emt 0:01:14]} 77. Qxh6+ {[%emt 0:00:03]} Kg8 {[%emt 0:00:19]} 78. Qg6+ {[%emt 0:00:04]} Kh8 {[%emt 0:00:39]} 79. Qf6+ {[%emt 0:01:04]} Kg8 {[%emt 0:00:28]} 80. Qg6+ {[%emt 0:00:24]} Kh8 {[%emt 0:00:11] ( -> ...Qh1+)} 81. Qf6+ {[%emt 0:00:51]} Kg8 {[%emt 0:00:22] ...Qf3+ would be deadly.} 82. Qxf5 {[%emt 0:00:32]} Qb3+ {[%emt 0:01:08]} 83. Kh4 {[%emt 0:00:07]} a3 {[%emt 0:00:26]} 84. Qg6+ {[%emt 0:00:20]} Kh8 {[%emt 0:00:35]} 85. Qf6+ {[%emt 0:00:39]} Kg8 {[%emt 0:00:27]} 86. Qg6+ {[%emt 0:00:42]} Kh8 {[%emt 0:00:09]} 87. Qf6+ {[%emt 0:00:36]} Kh7 {[%emt 0:00:51]} 88. Qe7+ {[%emt 0:00:29]} Kh8 {[%emt 0:00:31]} 89. Qf8+ {[%emt 0:00:35]} Kh7 {[%emt 0:00:11]} 90. Qe7+ {[%emt 0:00:02]} Kh8 {[%emt 0:00:18]} 91. Qe8+ {[%emt 0:00:59]} Kh7 {[%emt 0:00:14]} 92. Qe7+ {[%emt 0:00:34] What a bad dream for Black.   Weighted Error Value: White=0.30/Black=0.41} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.16"]
[Round "9.6"]
[White "Smolik, Jachym"]
[Black "Svanda, Ondrej"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2297"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,62,16,14,22,13,22,21,45,45,50,31,38,28,50,41,62,7,7,6,10,10,10,10,10,10,10,9,18,0,4,6,29,20,29,26,23,18,58,18,58,58,83,29,38,29,38,27,29,29,47]} 1. d4 {[%emt 0:00:01] Sumets,Andrey} Nf6 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:04]} e6 {[%emt 0:00:03]} 3. c4 {[%emt 0:00:04]} d5 {[%emt 0:00:04]} 4. Nc3 {[%emt 0:00:04]} Bb4 {[%emt 0:00:03]} 5. Bg5 {[%emt 0:00:10]} h6 {[%emt 0:00:08]} 6. Bxf6 {[%emt 0:00:04]} Qxf6 {[%emt 0:00:05]} 7. Qa4+ {[%emt 0:00:16]} Nc6 {[%emt 0:00:02]} 8. e3 {[%emt 0:00:29]} O-O {[%emt 0:00:20] D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 9. Be2 {[%emt 0:02:19]} dxc4 {[%emt 0:13:37]} 10. O-O {[%emt 0:01:22]} Bd6 {[%emt 0:02:07] The position is equal.} 11. Qxc4 {[%emt 0:02:09]} e5 {[%emt 0:03:12]} 12. d5 {[%emt 0:01:17] [#]} Nb8 $146 {[%emt 0:09:46][%cal Bc6b8,Bb8a6,Ba6c7][%mdl 32]} ({Predecessor:} 12... Nd8 13. Rac1 Qe7 14. Nb5 Bf5 15. Nxd6 cxd6 16. Nd2 f6 17. Qc7 Rf7 18. Qxe7 Rxe7 {1-0 Gelfand,B (2764)-Moiseenko,A (2699) FIDE World Cup 2013 (3.1)}) 13. Ne4 {[%emt 0:04:43]} Qe7 {[%emt 0:00:12]} 14. Rac1 {[%emt 0:04:37] Nxd6 is the strong threat.} Na6 {[%emt 0:00:34]} 15. Nxd6 {[%emt 0:04:27]} (15. Qb3 $14) 15... cxd6 $11 {[%emt 0:00:28]} 16. Nd2 {[%emt 0:09:25] Black is weak on the light squares} Bd7 {[%emt 0:08:28]} 17. b4 {[%emt 0:13:12][%cal Bb2b4,Bb4b5][%mdl 32]} Rfc8 {[%emt 0:12:03]} 18. Qb3 {[%emt 0:00:10]} Nc7 {[%emt 0:00:01]} 19. b5 {[%emt 0:15:46]} Qd8 {[%emt 0:05:48]} 20. a4 {[%emt 0:05:28]} Ne8 {[%emt 0:00:57]} 21. Qb4 {[%emt 0:04:08]} Rxc1 {[%emt 0:03:18]} 22. Rxc1 {[%emt 0:00:02]} Rc8 {[%emt 0:01:04]} 23. Rxc8 {[%emt 0:04:23]} Qxc8 24. Nc4 {[%emt 0:00:27]} Qc7 {[%emt 0:07:44]} 25. f3 {[%emt 0:04:20]} f6 {[%emt 0:03:36]} 26. Kf2 {[%emt 0:03:00]} Kf8 {[%emt 0:05:36]} 27. Bd3 {[%emt 0:06:11]} Kf7 {[%emt 0:04:59] [#]} 28. Ke2 {[%emt 0:02:24] White is more active.} (28. b6 $1 $16 {[%cal Rb6c7]} axb6 29. Nxb6) 28... b6 {[%emt 0:06:02]} 29. Kd2 {[%emt 0:00:22]} Bc8 {[%emt 0:04:37]} 30. h4 {[%emt 0:07:46]} Bb7 {[%emt 0:00:17]} 31. e4 {[%emt 0:01:11]} Ke7 {[%emt 0:01:41] Weighted Error Value: White=0.10 (very precise) /Black=0.10 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.17"]
[Round "10.1"]
[White "Hlavina, Matous"]
[Black "Svanda, Ondrej"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2091"]
[BlackElo "2366"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,74,25,51,16,14,9,1,0,0,0,0,-16,4,20,22,22,20,0,12,0,8,4,0,-8,0,7,17,-96,-91,-102,-92,-110,-76,-85,-81,-68,-77,-78,-69,-83,-88,-75,-98,-88,-78,-287,-114,-133,-126,-136,-127,-110,-16,-722,-667,-862,-849,-2930,-654,-29995,-29996,-29996,-29997,-29997,-29998]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:03]} e6 {[%emt 0:00:08]} 3. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:08]} 4. Nxd4 {[%emt 0:00:02]} Nc6 {[%emt 0:00:08]} 5. Nc3 {[%emt 0:00:08]} Qc7 {[%emt 0:00:08]} 6. Be3 {[%emt 0:00:09]} a6 {[%emt 0:00:05]} 7. g4 {[%emt 0:00:05] 7.g4 is the modern continuation. B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} b5 {[%emt 0:17:24]} 8. Nxc6 {[%emt 0:00:13]} Qxc6 {[%emt 0:03:25]} 9. Qd2 {[%emt 0:00:08] The position is equal.} Bb7 {[%emt 0:11:31]} 10. Bg2 {[%emt 0:05:09]} Nf6 {[%emt 0:07:54][%cal Bg8f6,Bf6d7,Bd7e5][%mdl 32]} 11. f3 {[%emt 0:06:23]} d6 {[%emt 0:00:04]} 12. O-O-O {[%emt 0:00:44] [#]} Rc8 $146 {[%emt 0:04:16]} ({Predecessor:} 12... Be7 13. g5 Nd7 14. f4 Nb6 15. Qd4 Nc4 16. h4 b4 17. Ne2 Rc8 18. c3 O-O 19. Kb1 d5 20. e5 Qb5 21. Bc1 bxc3 22. b3 Na3+ 23. Bxa3 c2+ {0-1 Marinakis,H (2118)-Alexakis,D (2486) GRE-ch 71st Athens 2022 (8)}) 13. Kb1 {[%emt 0:01:52]} Be7 {[%emt 0:02:41]} 14. h4 {[%emt 0:01:06]} Nd7 {[%emt 0:02:05]} 15. Ne2 {[%emt 0:21:47]} Ne5 {[%emt 0:08:23]} 16. Nd4 {[%emt 0:01:05]} Qc7 {[%emt 0:00:01]} 17. Bg5 {[%emt 0:05:26]} Nc4 {[%emt 0:03:22]} 18. Qc1 {[%emt 0:00:11]} d5 {[%emt 0:03:20]} 19. Bf1 {[%emt 0:11:32]} (19. exd5 $11 {remains equal.} Bxg5 20. Qxg5) 19... dxe4 $17 {[%emt 0:08:37]} 20. Bxc4 {[%emt 0:01:01]} bxc4 {[%emt 0:00:01][%cal Bb5c4,Bc4c3][%mdl 32]} (20... Qxc4 $2 21. Bxe7 Kxe7 22. Qg5+ Ke8 23. Qxg7 $18) 21. fxe4 {[%emt 0:01:15]} c3 {[%emt 0:03:14] White must now prevent ...cxb2.} (21... Bxe4 $2 22. Rhe1 $18) 22. b3 {[%emt 0:00:30]} Bc5 {[%emt 0:01:32]} (22... Bxe4 $2 23. Rhe1 $18) 23. Rhe1 {[%emt 0:04:04][%cal Od4f5]} O-O $1 {[%emt 0:06:22]} 24. h5 {[%emt 0:02:15]} Qb6 {[%emt 0:00:01]} 25. Nf3 {[%emt 0:02:12]} f6 {[%emt 0:00:01]} 26. Be3 {[%emt 0:01:08]} Rfd8 {[%emt 0:01:08] Hoping for ...Rxd1.} (26... Bxe4 $2 27. Bxc5 Bxc2+ 28. Qxc2 $18) (26... Rcd8 {simplifies} 27. Rxd8 Rxd8 28. Bxc5 Qxc5 29. h6 gxh6 30. a4 Rd6) 27. Bxc5 {[%emt 0:09:20]} Qxc5 {[%emt 0:00:01]} 28. g5 $2 {[%emt 0:01:22]} (28. h6 $17) 28... f5 $2 {[%emt 0:04:43]} (28... Rxd1 $19 {is more deadly.} 29. Qxd1 fxg5) 29. g6 {[%emt 0:05:55] [#] And now gxh7+ would win.} h6 {[%emt 0:04:38]} ({Reject} 29... Bxe4 $6 30. gxh7+ Kh8 31. Ng5 $14) 30. Rxd8+ {[%emt 0:01:56]} Rxd8 {[%emt 0:00:00]} 31. Rd1 {[%emt 0:00:11]} Rd6 {[%emt 0:01:48] Black is more active.} ({Much less strong is} 31... Rxd1 32. Qxd1 Qf8 33. Qd7 fxe4 34. Ne1 $16 (34. Qxe6+ Kh8 $11)) ({Better is} 31... Re8 $17 32. Qf4 Bxe4) 32. a4 $2 {[%emt 0:05:57][%mdl 8192]} (32. Rxd6 $11 Qxd6 33. Qe1) 32... Bxe4 $19 {[%emt 0:00:50]} 33. Ng1 {[%emt 0:01:14]} Qb4 {[%emt 0:03:11]} 34. Ka2 {[%emt 0:00:25]} Bd5 {[%emt 0:00:39]} (34... Rd2 $142 35. Rxd2 cxd2) 35. Kb1 {[%emt 0:04:44] [#]} Bxb3 $1 {[%emt 0:00:45][%mdl 512] Black mates.} 36. Rxd6 {[%emt 0:00:30]} (36. Rd3 Bc4+) 36... Bc4+ {[%emt 0:00:02]} 37. Ka1 {[%emt 0:00:07]} Qxa4+ {[%emt 0:00:01] Weighted Error Value: White=0.76/Black=0.31} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.17"]
[Round "10.2"]
[White "Jares, Michal"]
[Black "Smolik, Jachym"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2177"]
[BlackElo "2297"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,82,17,23,26,47,26,32,9,32,36,43,27,79,111,107,99,93,83,119,110,149,80,133,69,95,85,95,76,164,0,394,398,391,368,666,631,596,137,254,137,156,77,85,99,353,284,2497,2231,2396,2183,2004,2560,2537,2363,2601,1956,2696,2151,2967,2851,3968,3989,29980,29981,4778,1014,29993,1223,29993,29994,29994,29995,29995,29996,29996]} 1. Nf3 {[%emt 0:00:05]} d5 {[%emt 0:00:01]} 2. g3 {[%emt 0:00:13]} Nc6 {[%emt 0:00:06]} 3. d4 {[%emt 0:00:06]} Bg4 {[%emt 0:00:06]} 4. Bg2 {[%emt 0:00:07]} Qd7 {[%emt 0:00:08]} 5. h3 {[%emt 0:00:20]} Bh5 {[%emt 0:01:22]} 6. O-O {[%emt 0:01:54] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} e6 {[%emt 0:02:57] [#]} 7. c4 $1 {[%emt 0:00:40]} O-O-O {[%emt 0:07:52]} 8. Nc3 {[%emt 0:10:27] White is slightly better.} f6 {[%emt 0:02:48] [#]} 9. Qa4 $146 {[%emt 0:03:39]} ({Predecessor:} 9. cxd5 exd5 10. Qa4 Kb8 11. Ne1 Nge7 12. Nd3 Nc8 13. e3 Nb6 14. Qb3 Na5 15. Qc2 {½-½ Iljushin,A (2521)-Shukh,N (2425) Volga Region-ch 12th 2014 (7)}) 9... Kb8 {[%emt 0:02:58]} 10. Rd1 {[%emt 0:13:12]} g5 {[%emt 0:17:23]} (10... Be8 $11) 11. c5 $16 {[%emt 0:08:30]} Nce7 {[%emt 0:08:07]} 12. Qa3 {[%emt 0:01:17]} (12. Nb5 a6 13. Nc3 Qxa4 14. Nxa4 Nc6 $15) 12... g4 {[%emt 0:02:54]} 13. hxg4 {[%emt 0:02:32]} Bxg4 {[%emt 0:00:01]} 14. b4 $1 {[%emt 0:02:27]} h5 {[%emt 0:02:28]} 15. b5 {[%emt 0:10:40]} ({White should play} 15. Nh4 $1) 15... Nc8 {[%emt 0:03:59]} (15... Ng6 $142) 16. Bf4 {[%emt 0:07:17]} (16. Nh4 $1 $16) 16... Bxf3 {[%emt 0:03:59]} 17. Bxf3 {[%emt 0:01:59][%cal Ob5b6]} Bh6 {[%emt 0:00:50]} 18. c6 $1 {[%emt 0:09:47] White is much more active.} (18. Bxh5 $2 Bxf4 19. Bf3 Qg7 $19) 18... Qg7 {[%emt 0:07:32] [#]} (18... Qe7 $16 19. Qxe7 Ngxe7) 19. Bxh6 $2 {[%emt 0:11:24]} (19. cxb7 $1 $18 Bxf4 20. bxc8=N Rxc8 21. Qa6) 19... Rxh6 $4 {[%emt 0:00:31][%mdl 8192]} (19... Nxh6 $11 {and Black has nothing to worry.} 20. cxb7 (20. Bxh5 $2 Nf5 $19) 20... Nd6) 20. Na4 $18 {[%emt 0:04:34]} (20. cxb7 Nd6 $18) 20... h4 {[%emt 0:00:58]} 21. cxb7 {[%emt 0:03:38]} Nd6 {[%emt 0:06:09]} (21... Nb6) 22. Nc5 {[%emt 0:02:57] aiming for Rac1.} hxg3 {[%emt 0:00:22]} 23. Na6+ {[%emt 0:01:49]} (23. Nxe6 $2 gxf2+ 24. Kxf2 Rh2+ 25. Ke3 Nc4+ 26. Kd3 Qg6+ 27. Kc3 Nxa3 $19) (23. Rac1 $142 {Na6+ is the strong threat.} Rh7 24. Na6+ {[%mdl 64] Discovered Attack, Double Attack} (24. Nxe6 Qh6 $11) 24... Kxb7 25. Qc3 (25. Nxc7 gxf2+ 26. Kxf2 Rh2+ 27. Ke3 Qh6+ 28. Kd3 Qh7+ 29. Ke3 Qh6+ 30. Kd3 Qh7+ 31. Ke3 Qh6+ $11)) 23... Kxb7 {[%emt 0:00:01] [#] Threatens to win with ...gxf2+.} 24. Qc5 $40 {[%emt 0:01:24][%mdl 128] White is out for blood.} (24. Qc3 $1 $18 {[%cal Rc3c6]} gxf2+ 25. Kxf2 Rh2+ 26. Ke3 Nf5+ 27. Kd3) 24... gxf2+ {[%emt 0:04:56]} 25. Kxf2 {[%emt 0:00:01]} Rh2+ {[%emt 0:07:45]} 26. Kf1 {[%emt 0:00:40][%mdl 1024] White has strong compensation. The board is on fire.} Kc8 $4 {[%emt 0:06:55][%mdl 8192] This costs Black the game.} (26... Qd7 $16) 27. Qc6 {[%emt 0:01:14] Threatening mate with Rac1.} Nb7 $2 {[%emt 0:00:43]} (27... Re8 28. Rac1 Kd8) 28. Rac1 {[%emt 0:00:45][%cal Rc6c7]} Rd7 {[%emt 0:01:12]} 29. Nc5 {[%emt 0:00:37]} Qh7 {[%emt 0:01:17]} 30. Qxb7+ {[%emt 0:00:34]} Kd8 {[%emt 0:00:01]} 31. Nxd7 {[%emt 0:00:35]} Qh3+ {[%emt 0:04:25]} 32. Ke1 {[%emt 0:00:01][%cal Bf1e1,Be1d2,Bd2d3][%mdl 32]} Qh4+ {[%emt 0:01:27]} 33. Kd2 {[%emt 0:00:03]} Qf4+ {[%emt 0:00:07]} 34. Kd3 {[%emt 0:00:51][%cal Od7e5]} Rh4 {[%emt 0:01:51] [#]} 35. Qxa7 $1 {[%emt 0:01:04] Nf8 would kill now.} Kxd7 {[%emt 0:00:06]} (35... Rh5 36. Qb8+) 36. Rg1 {[%emt 0:00:25]} Ne7 {[%emt 0:00:28]} 37. Qc5 {[%emt 0:00:34] White wants to mate with Rg7.} e5 {[%emt 0:00:59]} 38. dxe5 {[%emt 0:00:34]} (38. Qxc7+ $142 Ke8 39. Qb8+ Kd7 40. Rc7+ Ke6 41. Rxe7+ Kxe7 42. Qc7+ (42. Bxd5 $2 {perishes.} e4+ {[%mdl 64] Discovered Attack} 43. Kc4 Qxb8 $19) 42... Ke6 43. Bxd5+ {[%mdl 64] Decoy} Kxd5 44. Qd7#) 38... fxe5 {[%emt 0:00:33]} 39. Qxc7+ {[%emt 0:00:19] White mates.} Ke8 {[%emt 0:00:02]} 40. Qb8+ {[%emt 0:00:37]} Kf7 {[%emt 0:00:08] [#]} 41. Bxd5+ $1 {[%emt 0:01:49]} Nxd5 {[%emt 0:02:22] An interesting game.   Weighted Error Value: White=0.63/Black=1.18} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.17"]
[Round "10.3"]
[White "Mach, Petr"]
[Black "Gnojek, Petr"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2167"]
[BlackElo "2313"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,54,11,30,8,8,4,1,-29,-25,-37,-35,-41,-38,-42,-36,-37,-37,-46,-45,-60,-46,-73,-73,-85,-87,-78,-88,-83,-64,-89,-104,-128,-133,-139,-138,-142,-121,-162,-158]} 1. Nf3 {[%emt 0:00:02]} g6 {[%emt 0:00:06]} 2. d4 {[%emt 0:00:05]} Bg7 {[%emt 0:00:04]} 3. e4 {[%emt 0:00:07]} d6 {[%emt 0:00:07]} 4. Nc3 {[%emt 0:02:09]} Nf6 {[%emt 0:00:09]} 5. Bc4 {[%emt 0:00:24]} O-O {[%emt 0:00:19]} 6. O-O {[%emt 0:00:06]} Nxe4 {[%emt 0:09:05]} 7. Nxe4 {[%emt 0:00:05]} d5 {[%emt 0:00:02]} 8. Bd3 {[%emt 0:00:06]} dxe4 {[%emt 0:00:04]} 9. Bxe4 {[%emt 0:00:06]} Nd7 {[%emt 0:00:08]} 10. Bg5 {[%emt 0:05:54] B08: Pirc Defence: Classical System.} Nf6 {[%emt 0:07:19]} 11. Bd3 {[%emt 0:00:07]} Bg4 {[%emt 0:04:49]} 12. c3 {[%emt 0:00:30] The position is equal.} Qd5 {[%emt 0:00:27] [#] ...Bxf3 would be deadly.} 13. Bf4 {[%emt 0:01:23]} Bxf3 {[%emt 0:05:05]} 14. Qxf3 {[%emt 0:00:04]} Qxf3 {[%emt 0:00:05]} 15. gxf3 {[%emt 0:00:07] [#]} Rac8 $146 {[%emt 0:00:12]} ({Predecessor:} 15... c6 16. a4 Nd5 17. Bd2 e5 18. dxe5 Bxe5 19. Bc4 Bf4 20. Rfd1 Bxd2 21. Rxd2 Nb6 {½-½ Team Rex-Team Randy Sinquefield Cup Ultimate Moves rapid 2014 (2)}) 16. Be4 {[%emt 0:03:33]} c6 {[%emt 0:02:27]} 17. Be5 {[%emt 0:02:21]} Nd5 {[%emt 0:00:54]} 18. Rfe1 {[%emt 0:04:34]} e6 {[%emt 0:03:10]} 19. Bxg7 {[%emt 0:05:55]} Kxg7 {[%emt 0:00:04]} 20. Rad1 {[%emt 0:00:17]} Rfd8 {[%emt 0:01:31]} 21. Kg2 {[%emt 0:00:21]} Nf4+ {[%emt 0:01:49]} 22. Kg3 {[%emt 0:00:15]} g5 {[%emt 0:00:10]} 23. b4 {[%emt 0:04:36]} h6 {[%emt 0:08:30][%cal Oa7a5]} 24. Bc2 {[%emt 0:01:02]} b6 {[%emt 0:01:43]} 25. Bb3 {[%emt 0:02:10]} Kf6 {[%emt 0:15:36]} 26. Re5 {[%emt 0:00:19]} Ke7 {[%emt 0:01:40]} 27. h4 {[%emt 0:00:36]} Ng6 {[%emt 0:00:48][%csl LRe5,LRh4] White got outplayed after the opening.   Weighted Error Value: White=0.14 (very precise) /Black=0.04 (flawless)} 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.17"]
[Round "10.4"]
[White "Ocelak, Jakub"]
[Black "Mica, Marek"]
[Result "1/2-1/2"]
[ECO "A15"]
[WhiteElo "2190"]
[BlackElo "2248"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,60,10,17,11,24,14,17,0,0,0,0,0,4,0,0,-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]} 1. c4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:20]} 2. Nf3 {[%emt 0:00:17]} e6 {[%emt 0:00:27]} 3. Nc3 {[%emt 0:00:21]} d5 {[%emt 0:00:34]} 4. d4 {[%emt 0:00:03]} dxc4 {[%emt 0:01:42]} 5. Qa4+ {[%emt 0:00:46]} Nbd7 {[%emt 0:04:27]} 6. e4 {[%emt 0:06:18]} a6 {[%emt 0:00:59]} 7. Bxc4 {[%emt 0:00:40]} Rb8 {[%emt 0:00:43]} 8. Bd3 {[%emt 0:02:16] D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} b5 {[%emt 0:01:02]} 9. Qc2 {[%emt 0:03:56] Black should prevent e5.} Bb7 {[%emt 0:00:57] The position is equal.} 10. O-O {[%emt 0:03:56]} c5 {[%emt 0:05:09]} 11. Bf4 {[%emt 0:13:16]} Rc8 {[%emt 0:00:15]} 12. d5 {[%emt 0:01:05] aiming for dxe6.} c4 {[%emt 0:13:56]} 13. dxe6 {[%emt 0:02:39]} fxe6 {[%emt 0:03:21]} 14. Be2 {[%emt 0:00:07]} Bb4 {[%emt 0:04:36] [#]} (14... Be7 {looks sharper.} 15. Ng5 Nc5 16. Rad1 Nfd7) 15. Ng5 $146 {[%emt 0:03:32] And now e5 would win.} ({Predecessor:} 15. e5 Bxc3 16. bxc3 Nd5 17. Bg3 O-O 18. Nd4 Nc5 19. a4 Nf4 20. Rfd1 Qg5 21. axb5 axb5 {0-1 Opocensky,K-Lundin,E Olympiad-08 Final A 1939 (12)}) 15... e5 {[%emt 0:03:51]} 16. Bd2 {[%emt 0:01:47][%cal Oc3b5]} Nc5 {[%emt 0:06:40]} 17. Rad1 {[%emt 0:03:23][%cal Oc3b5]} O-O {[%emt 0:07:18]} 18. Nxb5 {[%emt 0:04:14][%mdl 64] [#] Discovered Attack} axb5 {[%emt 0:01:23]} 19. Bxb4 {[%emt 0:00:17]} Qb6 {[%emt 0:01:07]} 20. Bxc4+ {[%emt 0:12:37]} bxc4 {[%emt 0:01:21]} 21. Qxc4+ {[%emt 0:00:07]} Kh8 {[%emt 0:00:55] White must now prevent ...Na6.} 22. Bxc5 {[%emt 0:00:09]} Rxc5 {[%emt 0:00:33]} 23. Nf7+ {[%emt 0:00:05]} Kg8 {[%emt 0:03:19]} 24. Nh6+ {[%emt 0:00:05][%mdl 64] [#] Discovered Attack (Double check)} Kh8 {[%emt 0:00:08]} 25. Nf7+ {[%emt 0:00:04]} Kg8 {[%emt 0:00:41]} 26. Nh6+ {[%emt 0:00:05][%mdl 64] Discovered Attack (Double check)} Kh8 {[%emt 0:00:11]} 27. Nf7+ {[%emt 0:00:05]} Kg8 {[%emt 0:00:19]} 28. Nh6+ {[%emt 0:00:04][%mdl 64] Discovered Attack (Double check)} Kh8 {[%emt 0:00:11]} 29. Nf7+ {[%emt 0:00:05]} Kg8 {[%emt 0:00:06]} 30. Nh6+ {[%emt 0:00:03][%mdl 64] Discovered Attack (Double check)} Kh8 {A rather calm draw.   Weighted Error Value: White=0.02 (flawless) /Black=0.01 (flawless)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.17"]
[Round "10.5"]
[White "Hrbek, Stepan"]
[Black "Frank, Adam"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2340"]
[BlackElo "2391"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,110,15,27,42,39,27,36,48,46,48,47,43,41,70,70,65,59,61,50,60,48,70,66,76,78,100,72,116,75,128,116,197,120,115,77,77,66,71,57,64,65,63,54,71,47,64,36,72,66,78,68,78,85,87,64,119,77,70,50,47,56,48,8,8,2,0,0,121,113,112,111,118,118,145,8,8,0,129,0,13,6,6,13,13,0,0,0,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:01:04]} Nf6 {[%emt 0:00:09]} 2. g3 {[%emt 0:00:32]} g6 {[%emt 0:00:18]} 3. b3 {[%emt 0:00:16]} Bg7 {[%emt 0:00:04]} 4. Bb2 {[%emt 0:00:09]} d6 {[%emt 0:00:11]} 5. d4 {[%emt 0:00:28]} O-O {[%emt 0:02:56]} 6. Bg2 {[%emt 0:00:17]} Ne4 {[%emt 0:01:49] A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} 7. Nbd2 {[%emt 0:05:10] has lost popularity (7.0-0).} Nxd2 {[%emt 0:01:05]} 8. Qxd2 {[%emt 0:00:39]} c5 {[%emt 0:00:04] White is slightly better.} 9. c4 {[%emt 0:07:14]} cxd4 {[%emt 0:10:34]} 10. Nxd4 {[%emt 0:01:58]} Qb6 {[%emt 0:02:41]} 11. O-O {[%emt 0:01:29] [#]} Nc6 $146 {[%emt 0:00:04]} ({Predecessor:} 11... Bd7 12. Rac1 a5 13. Bc3 Re8 14. Qb2 a4 15. Nb5 Bxc3 16. Nxc3 Bc6 17. Rfd1 axb3 18. axb3 {1-0 Muse,M (2443)-Degraeve,J (2551) Bundesliga 0607 2006 (2.3)}) 12. Nxc6 {[%emt 0:01:34]} bxc6 {[%emt 0:00:05]} 13. Bxg7 {[%emt 0:00:09]} Kxg7 {[%emt 0:00:03]} 14. Qc3+ {[%emt 0:01:03]} Kg8 {[%emt 0:00:11] [#]} 15. c5 $1 {[%emt 0:00:06]} dxc5 {[%emt 0:03:40]} 16. Rac1 {[%emt 0:04:41]} Bb7 {[%emt 0:07:20]} 17. Qxc5 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:04]} 18. Qg5 {[%emt 0:14:03]} (18. Bxc6 Qxc5 19. Rxc5 Bxc6 20. Rxc6 Rd2 $11) (18. Qxe7 {is interesting.} Re8 19. Qf6 Rxe2 20. Rfe1) 18... a5 {[%emt 0:07:47]} 19. Rc4 {[%emt 0:04:34]} Qb5 {[%emt 0:14:37]} (19... f6 $142 20. Qc1 Rd6) 20. Qe3 $16 {[%emt 0:03:40]} (20. Qxe7 Re8 21. Qf6 Rxe2 $14) 20... Rd6 {[%emt 0:03:26]} (20... Rd7 $16 {was worth a try.}) 21. Rh4 {[%emt 0:21:05]} (21. Qxe7 $6 Re6 22. Qd7 Rxe2 $16) (21. a4 $1 $18 {[%cal Ra4b5]} Qf5 22. Qxe7) 21... h5 {[%emt 0:00:30]} 22. Qxe7 {[%emt 0:02:32]} Re6 {[%emt 0:00:55]} 23. Qc7 {[%emt 0:00:47]} (23. Qd7 {simplifies} Rxe2 24. Re4 Rxe4 25. Bxe4 Qb4 26. Bf3) 23... Rc8 {[%emt 0:07:17]} 24. Qd7 {[%emt 0:00:08] Strongly threatening Rf4.} Rxe2 {[%emt 0:03:35]} 25. Rd1 {[%emt 0:05:27] Threatens to win with Rf4.} Qc5 {[%emt 0:02:31]} 26. Rf4 {[%emt 0:02:34] Active counter play!} (26. Qxb7 $2 {leads to mate.} Qxf2+ 27. Kh1 Qxg2#) 26... Re7 {[%emt 0:00:05]} 27. Qd2 {[%emt 0:02:04]} Rce8 {[%emt 0:00:38]} 28. Bf3 {[%emt 0:01:19] Against Re2} Ba6 {[%emt 0:03:43]} 29. Kg2 {[%emt 0:04:07]} Be2 {[%emt 0:00:33]} 30. Rc1 {[%emt 0:00:06][%cal Bd1c1,Bc1c4,Bc4a4][%mdl 32]} Bxf3+ {[%emt 0:00:03]} 31. Rxf3 {[%emt 0:00:05]} Qb6 {[%emt 0:03:48]} 32. Rc4 {[%emt 0:05:39]} Qc7 {[%emt 0:03:45]} (32... c5 $14) 33. Ra4 {[%emt 0:01:14]} (33. Qc3 {feels hotter.} Re6 34. Rc5 Ra8 35. Rf4) 33... Re5 {[%emt 0:00:37]} 34. h4 {[%emt 0:00:34]} Rd5 {[%emt 0:02:53]} 35. Qc3 {[%emt 0:01:01]} Re6 {[%emt 0:01:25]} 36. Rc4 {[%emt 0:01:56]} Rd1 {[%emt 0:03:31]} 37. Rd4 {[%emt 0:04:25]} Rxd4 {[%emt 0:00:16]} 38. Qxd4 {[%emt 0:00:02]} Qe5 {[%emt 0:00:13]} (38... Rd6 $11 39. Qe5 c5) 39. Qxe5 {[%emt 0:00:29]} Rxe5 {[%emt 0:00:03][%mdl 4096] Endgame KR-KR} 40. Rf4 {[%emt 0:02:12]} Kf8 {[%emt 0:02:14]} 41. Rc4 {[%emt 0:32:44] Against Rc5} Re2 {[%emt 0:30:05] [#]} 42. Ra4 {[%emt 0:00:18]} ({Reject} 42. Rxc6 $6 Rxa2 43. Rc5 Rb2 $11) ({White has to play} 42. a4 $1 $16) 42... Re5 $11 {[%emt 0:00:04]} 43. Rc4 {[%emt 0:00:00]} ({White should play} 43. f3 $11) 43... Re2 $16 {[%emt 0:00:00] [#]} 44. Ra4 {[%emt 0:00:00]} ({Of course not} 44. Rxc6 $6 Rxa2 45. Rc5 Ke7 $11) (44. a4 $1 $16) 44... Re5 $11 {[%emt 0:00:00] The position is equal.} 45. Kf3 {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 46. Re4 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 47. Rxe5 {[%emt 0:00:00]} Kxe5 {[%emt 0:00:00] KP-KP} 48. Ke3 {[%emt 0:00:00]} f6 {[%emt 0:00:00][%cal Bf7f6,Bf6f5][%mdl 32]} 49. f4+ {[%emt 0:00:00]} Kd5 {[%emt 0:01:58]} 50. Kd3 {[%emt 0:00:00] Ke3 is the strong threat.} Kc5 {[%emt 0:02:40]} 51. g4 {[%emt 0:00:00] Black must now prevent f5.} f5 {[%emt 0:00:18]} 52. g5 {[%emt 0:00:00]} Kd5 {[%emt 0:06:24]} 53. Ke3 {[%emt 0:00:00]} Kc5 $1 {[%emt 0:00:41]} 54. Kd3 {[%emt 0:00:00]} (54. a3 $5) 54... Kd5 {[%emt 0:00:05]} 55. Ke3 {[%emt 0:00:24]} Kc5 $1 {[%emt 0:00:05] Weighted Error Value: White=0.19 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.17"]
[Round "10.6"]
[White "Jun, Rudolf"]
[Black "Kubiczek, Michal"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2152"]
[BlackElo "2087"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,143,0,2,2,2,10,11,0,9,0,5,0,0,0,8,-10,0,0,0,0,0,-30,-2,-14,7,0,21,8,26,27,54,49,52,0,49,22,45,37,30,0,42,14,9,0,0,0,0,-39,0,0,0,0,0,0,47,53,175,119,121,20,204,0,0,0,0,-93,-110,-133,-119,-133,-46,-77,-100,-85,-45,-45,-45,-45,-45,-45,-45,-46,-45,-46,-45,-45,0,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,0,0,0,0,0,0,0,0,-8,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:09]} c6 {[%emt 0:00:19]} 2. d4 {[%emt 0:01:09]} d5 {[%emt 0:00:11]} 3. Nd2 {[%emt 0:03:49]} dxe4 {[%emt 0:00:38]} 4. Nxe4 {[%emt 0:00:12]} Nf6 {[%emt 0:00:11]} 5. Nc3 {[%emt 0:01:06]} Bf5 {[%emt 0:08:43]} 6. Nf3 {[%emt 0:01:13]} e6 {[%emt 0:00:30]} 7. Bd3 {[%emt 0:00:37] B18: Classical Caro-Kann: 4...Bf5 sidelines.} Bxd3 {[%emt 0:00:35]} 8. Qxd3 {[%emt 0:00:07]} Bd6 {[%emt 0:04:27]} 9. O-O {[%emt 0:00:45]} Nbd7 {[%emt 0:01:23] [#]} 10. a4 $146 {[%emt 0:01:44]} ({Predecessor:} 10. Bg5 O-O 11. Ne5 Nxe5 12. dxe5 Bxe5 13. Qxd8 Rfxd8 14. Rfe1 Bxc3 15. bxc3 Rd5 16. Bxf6 gxf6 {0-1 Bagga,K (1059)-Hackett,W (1530) BCF-chT2 U18 1920 (4NCL) online 2020 (7.68)}) 10... a5 {[%emt 0:03:14]} 11. Bd2 {[%emt 0:02:40]} Qc7 {[%emt 0:01:59]} 12. Rfe1 {[%emt 0:03:48]} O-O {[%emt 0:02:57]} 13. g3 {[%emt 0:14:16]} Rfe8 {[%emt 0:05:06]} 14. Ng5 {[%emt 0:11:07]} h6 {[%emt 0:08:17]} 15. Nge4 {[%emt 0:01:25]} Be7 {[%emt 0:02:01]} 16. Qf3 {[%emt 0:08:52]} Nxe4 {[%emt 0:02:20]} 17. Nxe4 {[%emt 0:00:12]} Qd8 {[%emt 0:06:27]} (17... Qb6 $5 {[%cal Rb6b2]}) 18. c4 {[%emt 0:10:34]} Nf6 {[%emt 0:02:51]} (18... f5 $5 19. Nc3 $8 Bf6 $11) 19. Rad1 {[%emt 0:02:02]} Nxe4 {[%emt 0:02:07]} ({But not} 19... Qxd4 20. Bc3 Qxc4 21. Nxf6+ Bxf6 22. Bxf6 gxf6 23. Qxf6 $16) 20. Rxe4 {[%emt 0:02:18]} Bf6 {[%emt 0:04:14]} 21. Rg4 {[%emt 0:09:17]} Kh8 {[%emt 0:09:11]} 22. Re4 {[%emt 0:03:26]} Kg8 $1 {[%emt 0:03:36]} 23. h4 {[%emt 0:00:06]} Qe7 {[%emt 0:08:15]} (23... b5 {looks sharper.} 24. b3 bxa4 25. bxa4 Bxd4 26. Bg5 hxg5 27. Rexd4 Qf6) 24. Rg4 {[%emt 0:03:19]} Kh8 {[%emt 0:00:49]} 25. Re4 {[%emt 0:00:05]} Kg8 {[%emt 0:00:07]} 26. b3 {[%emt 0:02:13][%cal Od4d5]} Red8 {[%emt 0:01:20]} 27. Qh5 {[%emt 0:01:57]} Rxd4 {[%emt 0:02:55]} 28. Rxd4 {[%emt 0:01:03]} Bxd4 {[%emt 0:00:02]} 29. Bxa5 {[%emt 0:08:44]} (29. Bxh6 $5 {[%cal Rd1d4]} Rd8 30. Be3 Bxe3 31. fxe3 $11) 29... g6 {[%emt 0:01:07]} 30. Qxh6 {[%emt 0:01:16]} Bxf2+ {[%emt 0:00:09]} 31. Kxf2 {[%emt 0:00:16]} Rxa5 $11 {[%emt 0:00:04][%mdl 4096] Endgame KQR-KQR} 32. Qd2 {[%emt 0:02:09]} Rf5+ {[%emt 0:01:45]} (32... Qc5+ $11 33. Kg2 Qh5) 33. Kg2 $14 {[%emt 0:00:17]} Qc5 {[%emt 0:01:38]} ({Black should try} 33... Qa3 $14) 34. Qd4 {[%emt 0:01:26]} (34. g4 $18 Rf6 35. Qd4 Qxd4 36. Rxd4) 34... b5 {[%emt 0:10:07]} 35. g4 {[%emt 0:03:18]} (35. Qxc5 $16 {Threatening mate with Rd8+.} Rxc5 36. cxb5 cxb5 37. a5) 35... Re5 $2 {[%emt 0:00:16] [#]} (35... Qxd4 $11 36. Rxd4 Re5) 36. Kf3 $2 {[%emt 0:01:01]} (36. Qxc5 $18 Rxc5 37. cxb5 Rc2+ 38. Kf3 cxb5 39. a5 (39. axb5 Rc3+ 40. Kf4 Rxb3 $11)) 36... Qxd4 $11 {[%emt 0:00:58]} 37. Rxd4 {[%emt 0:00:04] aiming for Re4.} bxa4 {[%emt 0:00:28] KR-KR} 38. b4 {[%emt 0:00:49]} (38. bxa4 $11 Ra5 39. Rd6) 38... Re1 $17 {[%emt 0:00:51]} 39. Rd8+ {[%emt 0:00:19]} Kg7 {[%emt 0:00:06]} 40. Ra8 {[%emt 0:00:31] [#]} Ra1 {[%emt 0:00:58]} (40... Rc1 $1 $17 {[%cal Rc1c3] White must now prevent ...Rc3+.} 41. b5 Rc3+ 42. Ke2 Rxc4 43. bxc6 Rxc6 44. Rxa4 f5) 41. b5 {[%emt 0:12:37]} cxb5 {[%emt 0:00:45]} 42. cxb5 {[%emt 0:01:12]} a3 {[%emt 0:00:44]} 43. g5 {[%emt 0:02:21]} a2 {[%emt 0:01:03] ( -> ...Rf1+)} (43... Rb1 {simplifies} 44. Rxa3 Rxb5 45. Ra8 Rb4) 44. Kg2 {[%emt 0:00:05] Wards off Rf1} Rb1 {[%emt 0:02:34]} 45. Rxa2 {[%emt 0:00:06]} Rxb5 {[%emt 0:00:08]} 46. Ra7 {[%emt 0:00:35]} Rb3 {[%emt 0:01:47]} 47. Kh2 {[%emt 0:02:25]} Rd3 {[%emt 0:01:26]} 48. Ra8 {[%emt 0:01:27]} e5 {[%emt 0:08:17]} 49. Re8 {[%emt 0:00:24] The position is equal.} Re3 {[%emt 0:00:55]} 50. Re7 {[%emt 0:02:13]} Kf8 {[%emt 0:01:02]} 51. Ra7 {[%emt 0:00:10]} Ke8 {[%emt 0:01:27]} 52. Kg2 {[%emt 0:00:13]} Re4 {[%emt 0:04:43]} 53. Kg3 {[%emt 0:00:06]} Rf4 {[%emt 0:04:30]} 54. Rb7 {[%emt 0:00:11]} Rf5 {[%emt 0:00:27]} 55. Kg4 {[%emt 0:00:37]} Rf1 {[%emt 0:01:15]} 56. Kg3 {[%emt 0:00:22]} Kf8 {[%emt 0:01:16]} 57. Ra7 {[%emt 0:00:28]} Rg1+ {[%emt 0:01:06]} 58. Kh2 {[%emt 0:00:56]} Rb1 {[%emt 0:00:34]} 59. Kg3 {[%emt 0:00:25]} Rf1 {[%emt 0:01:22]} 60. Rb7 {[%emt 0:00:10]} Rd1 {[%emt 0:04:30]} 61. Rb5 {[%emt 0:02:15]} Re1 {[%emt 0:00:59]} 62. Rb7 {[%emt 0:00:06]} Re3+ {[%emt 0:00:48]} 63. Kg4 {[%emt 0:00:14]} Re4+ {[%emt 0:02:51]} 64. Kg3 {[%emt 0:00:05]} f5 {[%emt 0:00:48] Hoping for ...Rg4+.} (64... Re2 {simplifies} 65. Kf3 Rh2 66. Rb5 Rxh4 67. Rxe5 Ra4) 65. gxf6 {[%emt 0:00:08]} Rf4 {[%emt 0:00:11]} 66. Re7 {[%emt 0:00:33]} Rf5 {[%emt 0:00:14]} 67. Kg4 {[%emt 0:00:12]} Rxf6 {[%emt 0:01:14]} 68. Rxe5 {[%emt 0:00:07]} Kg7 {[%emt 0:00:07]} 69. Kg5 {[%emt 0:00:06]} Rf5+ {[%emt 0:00:08]} 70. Rxf5 {[%emt 0:00:05]} gxf5 {[%emt 0:00:04]} 71. Kxf5 {[%emt 0:00:04]} Kh8 {[%emt 0:00:04]} 72. h5 {[%emt 0:00:03] Weighted Error Value: White=0.22 (precise) /Black=0.14 (very precise)} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.18"]
[Round "11.1"]
[White "Kubiczek, Michal"]
[Black "Hlavina, Matous"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2087"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,62,37,-8,0,-2,0,0,0,0,0,-2,23,16,21,15,62,64,57,56,47,22,21,19,13,13,37,31,39,37,37,-43,0,-95,-110,-93,-118,-87,-104,-427,-424,-409,-355,-792,-792,-1763,-1824,-1525,-1487,-29981,-29970,-29988,-29989,-29990,-721]} 1. d4 {[%emt 0:00:03]} g6 {[%emt 0:05:28]} 2. c4 {[%emt 0:00:40]} f5 {[%emt 0:00:43]} 3. Nc3 {[%emt 0:03:38]} Nf6 {[%emt 0:00:06]} 4. g3 {[%emt 0:04:34]} Bg7 {[%emt 0:00:06]} 5. Bg2 {[%emt 0:00:05]} O-O {[%emt 0:00:07]} 6. e4 {[%emt 0:04:44]} fxe4 {[%emt 0:09:47] A86: Dutch Defence: Leningrad System: Unusual lines and 5 Nh3.} 7. Nxe4 {[%emt 0:01:03]} Nxe4 {[%emt 0:00:08]} 8. Bxe4 {[%emt 0:00:09]} Nc6 {[%emt 0:00:34] The position is equal.} 9. Ne2 {[%emt 0:01:18]} d6 {[%emt 0:00:53]} 10. O-O {[%emt 0:02:16]} Bg4 {[%emt 0:03:02][%cal Oc6d4] Hoping for ...Nxd4!} 11. f3 {[%emt 0:06:03]} Bh3 {[%emt 0:04:16]} 12. Rf2 {[%emt 0:01:21]} Bd7 {[%emt 0:05:59]} (12... Qd7 $11 {feels stronger.}) 13. Be3 $14 {[%emt 0:03:31]} Kh8 {[%emt 0:04:38] [#]} 14. d5 $146 {[%emt 0:09:41]} ({Predecessor:} 14. Qd2 e5 15. f4 Bf5 16. Bxf5 Rxf5 17. Raf1 e4 18. d5 Nb8 19. Nc3 Qe7 20. Bd4 Nd7 21. Re1 Raf8 22. Re3 Qf7 23. Rfe2 Re8 24. Bxg7+ Kxg7 {½-½ Ozgur,S (1439)-Kutuk,A (1608) TUR-chT2 Konya 2015 (6.10)}) 14... Ne5 {[%emt 0:00:34]} 15. Bd4 {[%emt 0:00:08]} c5 {[%emt 0:13:44]} (15... Nxc4 $2 16. Bxg7+ Kxg7 17. Qd4+ Ne5 18. f4 $18) 16. dxc6 {[%emt 0:05:55]} bxc6 {[%emt 0:01:55]} 17. Qd2 {[%emt 0:06:29]} Rb8 {[%emt 0:02:16]} 18. b3 {[%emt 0:04:24]} a5 {[%emt 0:07:49][%cal Oa5a4]} 19. Re1 {[%emt 0:04:01]} a4 {[%emt 0:06:09]} 20. Qc2 {[%emt 0:04:37]} (20. b4 $14) 20... Qa5 {[%emt 0:04:16]} (20... axb3 {simplifies} 21. axb3 Rf7 22. Ref1 Qc8) 21. Rb1 {[%emt 0:05:19] [#]} (21. Bc3 $11 {keeps the balance.} axb3 22. axb3) 21... d5 $1 $17 {[%emt 0:05:02]} 22. b4 {[%emt 0:06:46]} Rxb4 {[%emt 0:01:08] Black is more active.} 23. Rxb4 {[%emt 0:01:14]} Qxb4 {[%emt 0:00:27]} 24. Bxe5 $4 {[%emt 0:01:20][%mdl 8192] This costs White the game.} (24. cxd5 $17 cxd5 25. Bxd5) 24... Bxe5 $19 {[%emt 0:00:39]} 25. cxd5 {[%emt 0:00:41] White is weak on the dark squares} cxd5 {[%emt 0:00:13]} 26. Bxd5 $2 {[%emt 0:00:38]} (26. Bd3) 26... Bh3 {[%emt 0:02:19] A strong pair of Bishops.} 27. Qc1 {[%emt 0:07:22] Prevents Qe1+} Rc8 {[%emt 0:00:36]} 28. Qd1 {[%emt 0:02:25]} Rd8 {[%emt 0:00:17][%cal Od8d5] ( -> ...Rxd5!)} 29. Nf4 {[%emt 0:03:33]} Bxf4 {[%emt 0:01:42][%mdl 64] Remove Defender. Black mates.} 30. gxf4 {[%emt 0:00:41] [#]} Rxd5 $1 {[%emt 0:00:16][%mdl 576] Deflection, Back Rank} 31. Qa1+ {[%emt 0:00:33]} (31. Qc1 Qxf4) 31... Qd4 {[%emt 0:00:09] Weighted Error Value: White=0.90/Black=0.07 (flawless)} (31... Kg8 $142 32. f5 Re5 33. Rg2 Re1+ 34. Kf2 Qd2+ 35. Kg3 Qxg2+ 36. Kh4 Re4+ {[%mdl 64] Deflection} 37. fxe4 Qg4#) 0-1

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.18"]
[Round "11.2"]
[White "Frank, Adam"]
[Black "Jun, Rudolf"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2391"]
[BlackElo "2152"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 24,61,22,21,12,19,22,12,11,16,21,18,25,16,8,3,20,13,25,0,20,34,26,40,31,18,21,21,27,14,20,0,100,-35,0,0,0,0,0,-293]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:34]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:33]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:13]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:10]} 5. Nc3 {[%emt 0:00:03]} e5 {[%emt 0:00:06]} 6. Ndb5 {[%emt 0:00:03]} d6 {[%emt 0:00:06]} 7. Bg5 {[%emt 0:00:04]} a6 {[%emt 0:00:05]} 8. Na3 {[%emt 0:00:07]} b5 {[%emt 0:00:09]} 9. Nd5 {[%emt 0:00:04]} Be7 {[%emt 0:00:04]} 10. Bxf6 {[%emt 0:00:03]} Bxf6 {[%emt 0:00:08]} 11. c3 {[%emt 0:00:03]} Bg5 {[%emt 0:01:17]} 12. Nc2 {[%emt 0:00:04]} Rb8 {[%emt 0:02:11]} 13. a4 {[%emt 0:00:05]} bxa4 {[%emt 0:01:15] B33: Sicilian: Pelikan and Sveshnikov Variations.} 14. Ncb4 {[%emt 0:00:05]} Nxb4 {[%emt 0:03:46]} 15. cxb4 {[%emt 0:00:09]} Bd7 {[%emt 0:01:59]} 16. Bxa6 {[%emt 0:00:05][%cal Ob4b5]} O-O {[%emt 0:01:11]} 17. O-O {[%emt 0:00:05] 17.0-0 has become a bit dusty these days.} Bc6 {[%emt 0:01:49]} 18. Rxa4 {[%emt 0:08:06]} Bxa4 {[%emt 0:03:23]} 19. Qxa4 {[%emt 0:00:14]} f5 {[%emt 0:05:35] Black is weak on the light squares} 20. exf5 Rxf5 {[%emt 0:06:46]} 21. Bd3 {[%emt 0:01:00]} Rf7 {[%emt 0:08:23]} 22. b5 {[%emt 0:00:54][%mdl 1024] [#] White has compensation.} Kh8 $146 {[%emt 0:05:40]} ({Predecessor:} 22... g6 23. Ra1 Qd7 24. h4 Bd8 25. Qb4 Qe6 26. Bc4 Kh8 27. g3 Qf5 28. Qe1 Rfb7 {½-½ Borisovs,L (2170)-Zubac,M (2466) FICGS W-ch final email 2008 (1)}) 23. Qg4 g6 {Dodges Qh5} 24. g3 {[%emt 0:06:33]} Bh6 {[%emt 0:06:58]} 25. b6 {[%emt 0:06:49]} Rxb6 {[%emt 0:15:02]} 26. Nxb6 {[%emt 0:17:08]} Qxb6 {[%emt 0:00:13]} 27. Bxg6 {[%emt 0:05:09]} Rg7 {[%emt 0:16:49] [#]} (27... hxg6 $11 {remains equal.} 28. Qxg6 Rh7) 28. Ra1 $1 {[%emt 0:00:11]} hxg6 {[%emt 0:01:47]} (28... Rxg6 $2 29. Ra8+ Kg7 30. Qd7+ Kf6 31. Re8 $18) (28... Qc6 29. Qe4) 29. Ra8+ $1 {[%emt 0:01:25] The position is equal.} Rg8 $2 {[%emt 0:01:42][%mdl 8192]} (29... Kh7 $11 30. Qc8 g5) 30. Qxg6 $19 {[%emt 0:00:05][%csl Gg6][%cal Ra8g8]} Rxa8 {[%emt 0:00:45]} 31. Qxh6+ {[%emt 0:00:04][%mdl 32768] Weighted Error Value: White=0.13 (very precise) /Black=0.15 (very precise) . An unexpected result.} 1/2-1/2

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.18"]
[Round "11.3"]
[White "Mica, Marek"]
[Black "Hrbek, Stepan"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2248"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,83,5,12,27,16,178,168,162,161,164,156,375,121,224,230,237,202,226,67,67,67,69,72,80,83,51,52,150,183,506,488,523,491,598,606,595,591,581,569,537,427,449,405,401,322,476,426,769,749,782,693,675,660,725,703,675,623,12798,6720,6407,6041,5835,2593,12834,12803,29987,860,803,790]} 1. c4 {[%emt 0:00:04]} c5 {[%emt 0:02:14]} 2. Nf3 {[%emt 0:00:35]} Nc6 {[%emt 0:00:18]} 3. g3 {[%emt 0:01:18]} g6 {[%emt 0:01:55]} 4. Bg2 {[%emt 0:00:33]} Bg7 {[%emt 0:00:29]} 5. Nc3 {[%emt 0:00:29]} e6 {[%emt 0:00:58]} 6. d4 {[%emt 0:05:50]} cxd4 {[%emt 0:03:26]} 7. Nb5 {[%emt 0:00:07]} d5 {[%emt 0:00:02]} 8. cxd5 {[%emt 0:01:53]} Qa5+ {[%emt 0:00:27]} 9. Nd2 {[%emt 0:03:36]} Qxb5 {[%emt 0:00:44] A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3.} 10. dxc6 {[%emt 0:03:53]} Nf6 $2 {[%emt 0:11:12]} (10... Ne7 $11 {and Black has nothing to worry.}) 11. a4 $1 $18 {[%emt 0:02:58]} Qa6 {[%emt 0:05:23] White is clearly better.} 12. b4 $1 {[%emt 0:09:53] b5 would be deadly.} b5 {[%emt 0:20:22]} (12... bxc6 $2 13. b5 cxb5 14. Bxa8 $18) 13. Bb2 {[%emt 0:07:24] [#]} e5 $146 {[%emt 0:11:19]} (13... Nd5 $16) ({Predecessor:} 13... Nd5 14. Bxd5 exd5 15. O-O Qxc6 16. Nf3 bxa4 17. Bxd4 f6 18. Qxa4 Qxa4 19. Rxa4 O-O {1-0 Zaragatski,I (2472)-Maenhout,T (2344) BEL-chT 1415 2014 (11.5)}) 14. Nb3 $2 {[%emt 0:23:49]} (14. c7 $18 Bb7 15. axb5 Qxa1 16. Qxa1 Bxg2 17. Rg1) 14... Qb6 {[%emt 0:00:15] [#]} (14... O-O $16 {was necessary.}) 15. Nxd4 $1 {[%emt 0:12:27][%mdl 512]} bxa4 {[%emt 0:09:50] [#]} 16. Qxa4 {[%emt 0:00:18] Hoping for c7+.} exd4 {[%emt 0:01:06] [#]} 17. c7+ $2 {[%emt 0:00:13]} (17. b5 $1 $18) 17... Bd7 $14 {[%emt 0:00:01]} 18. Bxa8 {[%emt 0:01:26]} O-O {[%emt 0:00:13]} 19. Qa5 {[%emt 0:14:05]} (19. Qxa7 $2 {is the wrong capture.} Qxb4+ 20. Kf1 Qxb2 $19) 19... Qxa5 {[%emt 0:03:00]} 20. Rxa5 {[%emt 0:00:05]} Rxa8 {[%emt 0:00:07]} 21. O-O {[%emt 0:00:31]} ({Don't do} 21. Bxd4 Rc8 $16) 21... Be6 {[%emt 0:08:11] Black is now going downhill.} (21... Rc8 $1 $14) 22. Rc1 $16 {[%emt 0:02:23][%mdl 1024] White has strong compensation. White is more active.} Ne4 $2 {[%emt 0:01:01]} (22... Rc8) 23. b5 $18 {[%emt 0:01:33] Black must now prevent b6.} Nd6 {[%emt 0:02:15]} (23... Nc3 $2 24. Bxc3 Rc8 25. Bd2) 24. b6 {[%emt 0:00:56] Threatens to win with Rc6.} a6 {[%emt 0:00:01]} 25. Ba3 {[%emt 0:02:04]} Nb7 {[%emt 0:03:01] [#]} 26. Rxa6 {[%emt 0:00:12][%mdl 576] Deflection, Promotion} Rc8 {[%emt 0:00:43]} 27. Bb4 {[%emt 0:01:09]} d3 {[%emt 0:04:19]} 28. exd3 {[%emt 0:00:31]} Bb2 {[%emt 0:00:40]} 29. Rc2 {[%emt 0:01:11]} Bd4 {[%emt 0:03:20]} 30. Bc3 {[%emt 0:00:42]} Bc5 {[%emt 0:00:11]} (30... Bxb6 {might work better.} 31. Rxb6 Rxc7) 31. Bf6 {[%emt 0:00:16] Strongly threatening Ra7.} Bd6 {[%emt 0:03:49]} (31... Kf8 $142 32. Ra7 Bd5 33. Rxb7 {[%mdl 64] Remove Defender} Bxb7) 32. Rc1 {[%emt 0:01:00]} Kf8 {[%emt 0:00:11]} 33. Rca1 {[%emt 0:00:33]} Ke8 {[%emt 0:00:07]} 34. Ra7 {[%emt 0:00:31]} Bd5 {[%emt 0:00:09]} 35. Ra8 {[%emt 0:00:26]} Be6 {[%emt 0:00:07]} 36. R1a7 {[%emt 0:01:04][%cal Oa7b7]} Nc5 {[%emt 0:02:25]} 37. d4 {[%emt 0:00:37]} Nb7 {[%emt 0:00:20] [#]} 38. Rxb7 $1 {[%emt 0:01:33] White threatens Rba7 and mate.} Rxa8 {[%emt 0:00:07]} 39. Ra7 {[%emt 0:00:05]} Rc8 {[%emt 0:01:49]} 40. b7 {[%emt 0:00:24]} Kd7 {[%emt 0:00:09]} 41. bxc8=Q+ {[%emt 0:30:51]} (41. b8=Q $142 Bc4 42. Bd8 Bd5 43. Qb5+ Bc6 44. Qc4 Be4 45. Qxf7+ Kc6 46. Qe6) 41... Kxc8 {[%emt 0:30:07]} 42. Be5 {[%emt 0:00:09] Artfully played by Mica.   Weighted Error Value: White=0.38/Black=0.79} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.18"]
[Round "11.4"]
[White "Gnojek, Petr"]
[Black "Ocelak, Jakub"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2313"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,77,9,16,8,10,16,18,21,28,22,22,16,35,-7,6,15,18,13,15,13,46,54,53,-17,-6,-22,-12,-54,-60,-60,-50,-57,0,-8,0,-6,112,98,107,131,184,185,179,172,658,690,688,673,752,471,478,478,436,468,445,437,642,635,657,628,1350,1318,1293,1221,2261,2097]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:20]} 2. c4 {[%emt 0:00:10]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:01:33]} d5 {[%emt 0:00:02]} 4. cxd5 {[%emt 0:00:18]} exd5 {[%emt 0:00:02]} 5. Bg5 {[%emt 0:00:05]} c6 {[%emt 0:00:07]} 6. e3 {[%emt 0:00:07]} Bd6 {[%emt 0:00:10]} 7. Bd3 {[%emt 0:00:59]} O-O {[%emt 0:00:07]} 8. Qc2 {[%emt 0:00:57][%cal Od3h7] next Bxh7+! is good for White. D35: Queen's Gambit Declined: Exchange Variation.} h6 {[%emt 0:00:05]} 9. Bh4 {[%emt 0:00:05]} a5 {[%emt 0:00:03]} 10. Nge2 {[%emt 0:08:37] The position is equal.} Na6 {[%emt 0:00:06]} 11. a3 {[%emt 0:00:11] Against Nb4} Nc7 {[%emt 0:00:01]} 12. h3 {[%emt 0:06:07]} Ne6 {[%emt 0:00:05]} 13. f4 {[%emt 0:04:11]} Re8 {[%emt 0:05:03]} 14. O-O {[%emt 0:02:01]} Nf8 {[%emt 0:16:44] [#]} 15. Rf3 $146 {[%emt 0:00:39]} ({Predecessor:} 15. e4 dxe4 16. Nxe4 Be7 17. Nxf6+ Bxf6 18. Bf2 Ne6 19. Rad1 Nc7 20. Nc3 Nd5 21. Nxd5 Qxd5 {1-0 Sjugirov,S (2663)-Abdrlauf,E (2338) Titled Tuesday intern op 18th May blitz 2021 (6)}) 15... Be7 {[%emt 0:02:08]} 16. Raf1 {[%emt 0:00:24]} Ne4 {[%emt 0:12:32] Hoping for ...Nxc3.} 17. Bxe7 {[%emt 0:05:44]} Qxe7 {[%emt 0:00:12]} 18. f5 {[%emt 0:08:23]} (18. Bxe4 $14 dxe4 19. R3f2) 18... Nf6 $11 {[%emt 0:03:18]} 19. Nf4 {[%emt 0:13:00]} N8h7 {[%emt 0:07:09]} 20. Qe2 {[%emt 0:01:27]} b5 {[%emt 0:09:15]} 21. Rg3 {[%emt 0:04:51]} Qd6 {[%emt 0:04:59]} 22. h4 Bd7 {[%emt 0:05:33]} (22... b4 $15 23. Na4 bxa3) 23. Rh3 {[%emt 0:05:25]} Re7 {[%emt 0:06:35]} 24. g4 {[%emt 0:04:48][%cal Bg2g4,Bg4g5][%mdl 32]} c5 {[%emt 0:03:27] [#]} (24... g5 $1 $11 25. fxg6 fxg6 26. Nxg6 Rg7) 25. Qg2 $1 $16 {[%emt 0:03:05] aiming for g5.} (25. Bxb5 $2 cxd4 26. Bxd7 dxc3 $19) (25. Nxb5 Bxb5 26. Bxb5 cxd4 $17) 25... cxd4 {[%emt 0:08:14]} 26. exd4 {[%emt 0:05:46] g5 is the strong threat.} (26. Nxb5 Bxb5 27. Bxb5 Rxe3 28. Rxe3 (28. g5 $2 hxg5 29. hxg5 Ne4 $17) 28... dxe3 $17) (26. Ncxd5 Nxd5 27. Nxd5 (27. Qxd5 Ra6 $14) 27... Re5) 26... Qb6 {[%emt 0:06:12]} (26... b4 $16) 27. g5 $36 {[%emt 0:00:19][%mdl 2048] White is in control.} (27. Ncxd5 Qxd4+ 28. Qf2 Qxf2+ 29. Rxf2 Re1+ 30. Rf1 Rxf1+ 31. Bxf1 Nxg4 $15) 27... Qxd4+ {[%emt 0:01:15]} 28. Kh2 {[%emt 0:05:49]} Ne4 $2 {[%emt 0:00:06]} (28... hxg5 $2 29. hxg5 (29. Ncxd5 $2 Nxd5 30. Qxd5 Qxb2+ 31. Kg1 gxf4 $17) 29... Re3 30. Rxe3 Qxe3 31. gxf6 Nxf6 32. Ncxd5 (32. Bxb5 Bxb5 33. Nxb5 Rb8 $16) 32... Nxd5 33. f6 Nxf6 34. Qxa8+ $18) (28... Kh8 29. gxf6 Nxf6) 29. Nfxd5 {[%emt 0:00:18] White is clearly winning.} ({Less strong is} 29. Ncxd5 Ree8 $18) 29... Ree8 {[%emt 0:05:48]} 30. Bxe4 {[%emt 0:00:46][%cal Bd3e4,Be4a8,Ba8d5][%mdl 32]} b4 {[%emt 0:00:06]} 31. Nf6+ {[%emt 0:01:17]} Nxf6 {[%emt 0:00:19]} 32. gxf6 {[%emt 0:00:04]} ({Not} 32. Bxa8 Ng4+ 33. Kh1 bxc3 34. bxc3 Qa4 $16) 32... Qxf6 {[%emt 0:00:07][%cal Ob4c3]} 33. Bxa8 {[%emt 0:00:08]} bxc3 {[%emt 0:00:06]} 34. bxc3 {[%emt 0:01:09][%cal Bb2c3,Bc3c4][%mdl 32]} ({Don't play} 34. Rxc3 Qxh4+ 35. Rh3 Qf6 $18) 34... Bb5 {[%emt 0:02:46]} (34... Bxf5 $142 35. Rg3 Qxh4+ 36. Kg1 Qf6) 35. Rf2 {[%emt 0:01:01]} Qd6+ {[%emt 0:00:51]} 36. Rg3 {[%emt 0:00:21]} Kh8 {[%emt 0:00:15] [#]} 37. f6 $1 {[%emt 0:01:25]} g6 {[%emt 0:00:51]} 38. Bd5 {[%emt 0:01:10]} Re1 {[%emt 0:01:08]} 39. c4 {[%emt 0:00:27] Weighted Error Value: White=0.23 (precise) /Black=0.39} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.18"]
[Round "11.5"]
[White "Smolik, Jachym"]
[Black "Mach, Petr"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2297"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,60,56,91,91,99,89,153,137,157,127,193,185,261,204,197,208,191,197,303,279,575,272,337,332,332,329,332,333,509,495,496,500,505,509,506,489,481,289,287,299,290,283,283,286,581,574,539,322,347,325,1612,1499,29999]} 1. d4 {[%emt 0:00:03]} g6 {[%emt 0:00:06]} 2. e4 {[%emt 0:00:07]} Bg7 {[%emt 0:00:04]} 3. c4 {[%emt 0:00:12]} c5 {[%emt 0:03:03]} 4. d5 {[%emt 0:00:17]} d6 {[%emt 0:00:08]} 5. Nc3 {[%emt 0:01:38]} f5 {[%emt 0:03:18]} 6. exf5 {[%emt 0:05:06] A43: Schmid Benoni.} Bxf5 {[%emt 0:02:25]} 7. Bd3 {[%emt 0:01:19]} e6 {[%emt 0:00:58] [#]} (7... Bxc3+ $142 8. bxc3 Qa5 9. Bxf5 Qxc3+ 10. Bd2 Qe5+ 11. Ne2 Qxf5) 8. Nge2 $146 {[%emt 0:23:27] White is clearly better.} ({Predecessor:} 8. Bxf5 exf5 9. Nge2 Na6 10. O-O Nc7 11. Re1 Kf7 12. Nf4 Be5 13. Nd3 Bxc3 14. bxc3 {1-0 Moreira,B-Gadia,O BRA-ch Campinas 1962 (9)}) 8... Bxd3 {[%emt 0:03:40]} 9. Qxd3 {[%emt 0:00:06] Threatens to win with Nf4.} e5 {[%emt 0:00:10] Against Nf4} (9... exd5 $16 10. cxd5 (10. Nxd5 Nf6 $14) 10... Nd7) 10. Ne4 {[%emt 0:06:42]} h6 {[%emt 0:00:44]} (10... Nf6 $142 11. Bg5 O-O) 11. Qg3 {[%emt 0:14:56]} Ne7 {[%emt 0:03:01]} 12. O-O {[%emt 0:01:28]} O-O {[%emt 0:02:51]} 13. Bd2 {[%emt 0:04:17]} Kh7 {[%emt 0:00:16]} (13... b5 $142 14. cxb5 Nd7 15. Nxd6 Nb6) 14. Qh3 $18 {[%emt 0:00:27][%cal Od2h6] Bxh6! is the strong threat.} Kg8 $2 {[%emt 0:00:33]} (14... Nf5 15. Ng5+ Kg8) 15. Bxh6 {[%emt 0:00:38]} (15. Qe6+ $142 Kh7 16. Qh3 (16. Nxd6 Nf5 $18) (16. Qxd6 Qxd6 17. Nxd6 Nd7 $18)) 15... Nf5 {[%emt 0:00:28]} 16. Bxg7 {[%emt 0:00:32]} Kxg7 {[%emt 0:00:07]} 17. N2g3 {[%emt 0:02:12][%cal Be2g3,Bg3f5,Bf5e3,Be3d5][%mdl 32]} Nd4 {[%emt 0:00:29] [#]} 18. Qg4 {[%emt 0:01:05] f4 would be deadly.} Rh8 {[%emt 0:00:31]} (18... Nd7 {might work better.} 19. Rad1 Qe7) 19. Ng5 {[%emt 0:00:38] And now f4 would win.} Nd7 {[%emt 0:00:15]} 20. Ne6+ {[%emt 0:02:49]} Nxe6 {[%emt 0:00:16]} 21. dxe6 {[%emt 0:00:41]} ({Not} 21. Qxe6 Nf6 $14) 21... Nf6 {[%emt 0:00:07]} 22. Nf5+ {[%emt 0:10:50]} Kh7 {[%emt 0:00:09]} 23. Qh4+ {[%emt 0:00:11]} Nh5 {[%emt 0:00:41]} 24. e7 {[%emt 0:04:23]} Qd7 {[%emt 0:01:33] [#]} 25. Ne3 {[%emt 0:00:29] Black must now prevent f4.} Kg7 {[%emt 0:01:18]} 26. Nd5 {[%emt 0:00:48] Against Nf4. aiming for f4.} Qf5 {[%emt 0:02:01]} (26... Qe6 27. Nc7 Qf6 28. Qxf6+ Kxf6 29. Nxa8 Rxa8) 27. g4 {[%emt 0:06:54]} Qe4 {[%emt 0:01:21]} 28. Qg5 {[%emt 0:00:12]} Nf4 {[%emt 0:00:47][%cal Rf4h3]} 29. Qf6+ {[%emt 0:03:27]} Kg8 $2 {[%emt 0:00:26]} (29... Kh7 30. Nxf4 (30. Qxd6 $2 Nh3#) 30... Qxf4) 30. Nxf4 {[%emt 0:00:17][%mdl 64] Threatening mate with Rae1. Remove Defender, Deflection} (30. Qxd6 $2 Nh3#) 30... Qxf4 {[%emt 0:00:16]} 31. Qxg6# {Black did not feel at home in the position after the opening. A cool game by Smolik.   Weighted Error Value: White=0.45/Black=0.75} 1-0

[Event "Czech Championship U20 Open 2023"]
[Site "Jaromerice nad Rokytnou"]
[Date "2023.03.18"]
[Round "11.6"]
[White "Svanda, Ondrej"]
[Black "Jares, Michal"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2366"]
[BlackElo "2177"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2023.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,72,20,27,28,26,28,16,15,20,22,31,43,53,38,8,8,8,12,22,42,0,0,0,0,0,0,-4,-2,-29,-25,-27,-25,-52,-41,-39,-22,-122,-119,-157,-123,-132,-105,-105,-105,-108,-117,-268,-278,-273,-277,-276,-264,-441,-271,-389,-199,-212,-215,-217,-205]} 1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:01]} 2. c3 {[%emt 0:00:04]} d5 {[%emt 0:00:08]} 3. exd5 {[%emt 0:00:01]} Qxd5 {[%emt 0:00:10]} 4. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:12]} 5. cxd4 {[%emt 0:00:01]} e5 {[%emt 0:00:19]} 6. Nf3 {[%emt 0:00:01]} exd4 {[%emt 0:00:11] 6...exd4 is better than 6...Nc6.} 7. Qxd4 {[%emt 0:00:01]} Qxd4 {[%emt 0:00:11]} 8. Nxd4 {[%emt 0:00:04]} Bc5 {[%emt 0:00:15] B22: Sicilian: 2 c3.} 9. Nb5 {[%emt 0:00:01]} Na6 {[%emt 0:00:08] Wards off Nc7+} 10. a3 {[%emt 0:00:49]} Nf6 {[%emt 0:01:21] The position is equal.} 11. N1c3 {[%emt 0:00:02]} O-O {[%emt 0:01:19]} 12. Be2 {[%emt 0:00:01] [#]} Rd8 $146 {[%emt 0:08:32]} ({Predecessor:} 12... Bf5 13. b4 Bb6 14. Bf4 Bg6 15. O-O Rac8 16. Rac1 Rfd8 17. Na4 Nd5 18. Bg3 h6 19. Rxc8 Rxc8 {1-0 Zednicek,F (1548)-Jares,M (1967) CZE-ch Betsys Online Blitz 2021 (9)}) 13. O-O {[%emt 0:02:20]} Bd7 {[%emt 0:03:28]} 14. Bf3 {[%emt 0:00:09]} Bc6 {[%emt 0:02:00]} 15. Bg5 {[%emt 0:08:00]} Bxf3 {[%emt 0:01:08]} 16. gxf3 {[%emt 0:00:00]} Rd3 {[%emt 0:04:25]} 17. Kg2 {[%emt 0:01:21]} Bb6 {[%emt 0:13:01]} 18. Rad1 {[%emt 0:10:13]} Rad8 {[%emt 0:08:13]} 19. Rxd3 {[%emt 0:01:25]} Rxd3 {[%emt 0:00:02]} 20. Re1 {[%emt 0:00:01]} Nc5 {[%emt 0:11:45] [#] Hoping for ...a6.} 21. Be3 {[%emt 0:00:06]} a6 {[%emt 0:04:08]} 22. Nd4 {[%emt 0:00:01]} Ncd7 {[%emt 0:02:08]} 23. Nf5 {[%emt 0:02:52]} g6 $36 {[%emt 0:02:42][%mdl 2048] Black has good play.} 24. Ng3 {[%emt 0:03:58]} Bxe3 {[%emt 0:01:00]} 25. fxe3 {[%emt 0:02:10]} (25. Rxe3 $11 Rd2 26. b4) 25... Ne5 $17 {[%emt 0:01:14]} 26. Na4 {[%emt 0:10:34]} Nd5 {[%emt 0:10:50]} 27. Nf1 {[%emt 0:02:28] Nc5 would be deadly.} Rb3 {[%emt 0:01:12] And now ...Nd3 would win.} 28. Re2 {[%emt 0:02:11]} b6 {[%emt 0:10:14][%cal Bb7b6,Bb6b5,Bb5a4,Ba4b3][%mdl 32] Against Nc5. Black is much more active.} 29. Kf2 {[%emt 0:03:27]} Nd3+ {[%emt 0:11:13]} 30. Kg2 $2 {[%emt 0:00:01] This move loses the game for White.} (30. Kg3 $17 {was worth a try.}) 30... b5 $19 {[%emt 0:02:03]} 31. Nd2 {[%emt 0:00:00]} bxa4 {[%emt 0:00:47]} 32. Nxb3 {[%emt 0:00:01]} axb3 {[%emt 0:00:02]} 33. Kf1 $2 {[%emt 0:00:37]} (33. Rd2 {is the only way for White.} Nxe3+ 34. Kg1) 33... Nc5 {[%emt 0:01:35]} 34. Ke1 {[%emt 0:00:41] [#]} (34. Kg1 {was necessary.}) 34... Nc3 {[%emt 0:01:00]} 35. Rd2 {[%emt 0:00:18]} ({But not} 35. bxc3 b2 36. Rxb2 Nd3+ 37. Kd2 Nxb2 $19) 35... N3a4 {[%emt 0:00:29][%cal Oa4b2] White must now prevent ...Nxb2!} 36. Kd1 {[%emt 0:00:03]} Kf8 {[%emt 0:00:26] Weighted Error Value: White=0.27 (precise) /Black=0.19 (very precise)} 0-1

