[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "1.1"]
[White "Ocelak, Jakub"]
[Black "Mica, Marek"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "2053"]
[BlackElo "2272"]
[Annotator "ChessBase"]
[PlyCount "44"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:14]} Nf6 {[%emt 0:00:32]} 2. Nc3 {[%emt 0:00:18]} e6 {[%emt 0:00:20]} 3. Nf3 {[%emt 1:31:28]} d5 {[%emt 0:00:58]} 4. e3 {[%emt 0:00:00]} c5 {[%emt 0:01:53]} 5. cxd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:01:01]} 6. Qc2 {[%emt 0:00:00]} Be7 {[%emt 0:09:08]} 7. b3 {[%emt 0:00:00]} Bf6 {[%emt 0:06:58]} 8. Bb2 {[%emt 0:00:00]} O-O {[%emt 0:09:22]} 9. h4 {[%emt 0:00:00]} b6 {[%emt 0:07:58]} 10. Ng5 {[%emt 0:00:00]} g6 {[%emt 0:00:52]} 11. a3 {[%emt 0:00:00]} h6 {[%emt 0:06:17]} 12. Nf3 {[%emt 0:00:00]} Bb7 {[%emt 0:03:47]} 13. O-O-O {[%emt 0:00:00]} Nd7 {[%emt 0:02:55]} 14. Rh3 {[%emt 0:00:00]} Bg7 {[%emt 0:04:09]} 15. g4 {[%emt 0:00:00]} Qe7 {[%emt 0:01:13]} 16. Be2 {[%emt 0:00:00]} Nxc3 {[%emt 0:09:45]} 17. Bxc3 {[%emt 0:00:00]} e5 {[%emt 0:01:26]} 18. h5 {[%emt 0:00:00]} g5 {[%emt 0:01:31]} 19. Qf5 {[%emt 0:00:00]} e4 {[%emt 0:06:17]} 20. Bc4 {[%emt 0:00:36]} Kh8 {[%emt 0:24:08]} 21. Nxg5 {[%emt 0:07:50]} hxg5 {[%emt 0:00:00]} 22. Qg6 {[%emt 0:00:28]} Ne5 {[%emt 0:00:00]} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "1.2"]
[White "Mladek, Richard"]
[Black "Frank, Adam"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2374"]
[BlackElo "2270"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,52,8,0,-19,-1,-13,-7,-19,-22,-33,-7,-37,-14,-62,-29,-21,0,-41,-49,-42,-27,-30,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 g6 2. c4 d6 3. Nf3 Bg7 4. g3 Nd7 5. Bg2 e5 6. O-O Ne7 7. Nc3 O-O 8. e4 exd4 9. Nxd4 Nc6 10. Nxc6 bxc6 11. Qc2 Ne5 {[%cal Bd7e5,Be5c6,Bc6d4][%mdl 32]} 12. Nd1 {A42: Modern Defence: Averbakh Variation.} c5 {[#]} 13. f4 $146 ({Predecessor:} 13. Ne3 Nc6 14. Bd2 Nd4 15. Qd3 Rb8 16. Bc3 Bb7 17. Nc2 Nxc2 18. Qxc2 Qe7 19. Rfe1 Bxc3 20. Qxc3 {½-½ (35) Huang,Q (2438)-Paehtz,E (2464) Riadh 2017}) 13... Nc6 14. f5 {[%cal Of5f6]} (14. e5 {[#]} Nd4 $1 15. Qf2 Rb8 $17) 14... Nd4 15. Qd3 Rb8 16. Bd2 Re8 (16... d5 $5 17. cxd5 gxf5 $11) 17. fxg6 (17. Bc3 $11) 17... hxg6 (17... fxg6 $5 {[%cal Rc8g4]} 18. Rb1 Be6 $15) 18. Bc3 Bb7 19. Nf2 (19. Ne3 $11) 19... Qd7 20. Rae1 Qa4 21. Ng4 $1 {[%cal Bf2g4,Bg4h6,Bh6f7][%mdl 32]} Qc2 22. Qe3 {The position is equal.} f5 23. Nh6+ (23. Rf2 Qa4 24. Nh6+ Kh7) 23... Kh7 24. Nf7 {[%cal Og3g4] [#] g4! is the strong threat.} Kg8 {[%cal Rb7e4]} (24... fxe4 25. Ng5+ Kg8 26. Qf4 $16) 25. Nh6+ Kh7 26. Nf7 {[%cal Og3g4] Hoping for g4!} Kg8 {Weighted Error Value: White=0.09 (flawless) /Black=0.11 (very precise)} (26... fxe4 27. Ng5+ Kg8 28. Qf4 $18) 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "1.3"]
[White "Vojta, Jakub"]
[Black "Hlavina, Matous"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2406"]
[BlackElo "2112"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,95,24,68,30,78,64,77,70,95,67,126,108,150,146,144,94,127,119,131,116,172,177,182,177,156,186,169,123,135,137,145,147,137,145,145,146,142,20,20,18,15,19,18,4,19,18,18,14,187,187,183,8,8,8,8,8,8,8,8,8,8,8,18,8,8,8,8,8,222,222,87,87,29975,29976,29976,29977,29977,29978,29978,29979,29979,29975]} 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. d3 Bg7 7. Be3 O-O 8. Qd2 Re8 (8... N8d7 $11) 9. Bh6 {A16: English Opening: 1...Nf6 with ...d5.} Bh8 (9... Bxh6 $11 {should be considered.} 10. Qxh6 Nc6) 10. h4 $16 N8d7 11. h5 {White is more active. White is better.} Nf6 12. hxg6 fxg6 (12... hxg6 $14 13. Nf3 Ng4) 13. Nf3 e5 (13... c6 $142) 14. Ng5 {[#]} c6 $146 ({Predecessor:} 14... Qe7 15. Qc2 c6 16. a3 Be6 17. Nxe6 Qxe6 18. Ne4 Nxe4 19. Bxe4 Nd5 20. O-O-O a5 {1-0 (29) Brauer,C (2096)-Pribyl,V (1850) Liberec 2016}) 15. Nce4 ({Better is} 15. O-O-O) 15... Nbd5 {[%cal Bb6d5,Bd5f6,Bf6e4][%mdl 32]} 16. Nxf6+ Nxf6 17. Qb4 {aiming for Qb3+.} Qe7 (17... Nd5 $16 {was called for.} 18. Qb3 Bf6) 18. Qb3+ $18 Be6 19. Nxe6 Qxe6 20. Qxb7 e4 21. dxe4 (21. O-O $1 $18) 21... Nxe4 {...Nc5 is the strong threat.} 22. Bf4 {A strong pair of Bishops.} Bg7 {And now ...Nc5 would win.} 23. O-O g5 {[#]} 24. Bc7 (24. Bxe4 $6 gxf4 25. Bxc6 Rab8 $11) 24... Rac8 25. Rac1 {[%cal Ba1c1,Bc1c5,Bc5f5][%mdl 32]} (25. Qxa7 Re7 26. Rad1 (26. Bxe4 $2 Qxe4 27. Qc5 Rexc7 $19) 26... Rexc7 $17) 25... c5 26. Bxe4 ({Don't do} 26. Qxa7 c4 $16) ({White should play} 26. Rc2 $16) 26... Qxe4 $11 27. Qxe4 Rxe4 28. Rxc5 {Black must now prevent e3.} Rxe2 29. Rd1 {Black should prevent Rd7.} Rxb2 30. Rd7 Bf6 31. a4 Ra2 $2 (31... Rf8 $11 {and Black is okay.}) 32. Rf5 $18 Rf8 33. Bd6 $2 (33. Be5 $18 {[%cal Of5g5] White wants to mate with Rxg5+!} Bxe5 34. Rxg5+ (34. Rxe5 h6 $11) 34... Kh8 35. Rxe5 Rxa4 36. Rh5) 33... Rf7 $11 34. Rxf7 Kxf7 {[%mdl 4096] Endgame KRB-KRB} 35. Be5 Ke6 36. Rxf6+ Kxe5 {KR-KR} 37. Ra6 Kf5 ({Resist} 37... Ra1+ 38. Kg2 $16) 38. Rxa7 Kg4 39. Kg2 h5 40. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} h4 41. gxh4 Kxh4 $2 (41... gxh4 $11 {and Black stays safe.} 42. a6 h3+ 43. Kg1 Ra1+ 44. Kh2 Ra2) 42. a6 {Ra8 would kill now.} Kg4 (42... Kh5 $18 43. Ra8 Kh6) 43. Ra8 $16 Ra3 44. a7 {White mates.} Ra2 45. Kg1 Ra1+ {[#]} 46. Kh2 $1 Ra2 47. Kg2 Ra3 48. f3+ $1 {Weighted Error Value: White=0.22 (precise) /Black=0.22 (precise)} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "1.4"]
[White "Svanda, Ondrej"]
[Black "Kusa, Jakub"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2303"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,108,10,19,0,0,0,11,0,9,-6,30,18,75,70,92,93,96,112,109,64,112,117,123,76,80,59,212,219,303,304,290,304,286,278,272,274,283,272,271,271,312,320,359,306,264,245,256,248,238,135,144,88,74,37,114,92,225,211,218,223,206,0,0,-66,-68,-112,-102,-103,-109,-127,-37,-37,-37,-37,-37,-37,-34,-37,-37,-43,-34,-41,-37,-46,-8,-8,-8,-8,0,-8,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. O-O d6 6. d4 c6 7. Nc3 Bf5 8. Re1 Ne4 $1 9. Nd2 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} Nxc3 10. bxc3 e5 {[#]} 11. e3 $146 {[%cal Be2e3,Be3e4][%mdl 32]} ({Predecessor:} 11. e4 Be6 12. Bb2 c5 13. Qb3 b6 14. Rad1 Nc6 15. dxe5 Nxe5 16. Re3 Qc8 17. f4 {½-½ (83) Kosteniuk,A (2516)-Rangel,D (2196) Chess.com INT 2021}) 11... Qc7 12. Qb3 Be6 13. Rb1 b5 (13... b6 $1 $11) 14. d5 $36 {[%mdl 2048] White has the initiative.} Bf5 15. e4 Bd7 16. cxb5 cxb5 17. Bf1 (17. c4 $16) 17... Rc8 (17... Na6 $14 {might be stronger.}) 18. c4 $1 a6 19. Ba3 (19. Qa3 $142 {[%cal Rc4b5]} Ra7 20. Nf3) 19... Bh6 20. Red1 Be8 $2 (20... Bg4 $14) 21. cxb5 $18 axb5 22. Rbc1 Qd8 23. Rxc8 Qxc8 24. Bxd6 Qa6 25. Bxe5 Qxa2 26. Qxa2 Rxa2 27. f4 (27. Bxb8 $6 Bxd2 28. Bh3 f5 29. exf5 Bd7 $16) 27... Na6 28. Nb3 g5 29. Nd4 {And now d6 would win.} gxf4 30. Nf5 (30. gxf4 $6 Nc5 31. Rc1 (31. Nxb5 Nxe4 32. Nc7 Bd7 $16) 31... f6 $18) (30. Bxb5 $6 Bxb5 31. Nxb5 Nc5 $16) 30... Bf8 31. gxf4 ({Don't take} 31. Bxf4 Bc5+ 32. Kh1 Bd7 $18) 31... Nc5 {[%cal Of7f6]} 32. Re1 (32. Bg2 $18) 32... Bd7 {[%cal Oc5e4]} 33. Nd4 ({White should play} 33. d6 $1) 33... b4 $16 34. Bc4 Ra3 (34... Rd2 $1 $14) 35. Kh1 h6 {[#]} (35... Bg4 $16) 36. d6 $1 $18 {Threatening mate with Rg1+.} Nd3 37. Rg1+ Kh7 38. Bxd3 (38. Bxf7 $18 {[%csl Gg1][%cal Rf7g8]} Nf2+ 39. Kg2 Nxe4 40. Bb3 (40. Kh1 Nf2+ 41. Kg2 Nd3 $16)) 38... Rxd3 $11 39. f5 (39. Rg3 $11 Rxg3 40. hxg3) 39... b3 $15 ({Don't play} 39... Bxd6 40. Rg7+ Kh8 41. Bf6 $18) 40. Rb1 {[#]} (40. Nxb3 $15 Rxb3 41. Rc1) 40... Bxd6 $1 $17 {[%mdl 512]} 41. Bxd6 {aiming for Be5.} Rxd4 {[%mdl 4096] Endgame KRB-KRB} 42. Bc5 {[#]} Rxe4 (42... Rd3 $1 $17 {Hoping for ...Bc6.} 43. Kg1 Bc6) 43. Rxb3 $15 Bxf5 44. Kg2 Re2+ 45. Kg3 Be4 46. Re3 Rg2+ 47. Kh3 Bc6 48. Bd6 Rg5 {Threatens to win with ...Bd7+.} 49. Bg3 f5 50. Re7+ {The position is equal.} Kg8 51. Re6 {[%csl LRc6,LRh6]} Rh5+ 52. Bh4 {Rg6+ is the strong threat.} Ba4 53. Rd6 Bb5 54. Rd4 f4 {Weighted Error Value: White=0.19 (very precise) /Black=0.26 (precise)} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "1.5"]
[White "Gloser, David"]
[Black "Stalmach, Richard"]
[Result "0-1"]
[ECO "B89"]
[WhiteElo "2238"]
[BlackElo "2302"]
[Annotator "ChessBase"]
[PlyCount "84"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:07]} d6 {[%emt 0:00:18]} 3. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:10]} 4. Nxd4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:10]} 5. Nc3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:07]} 6. Bc4 {[%emt 0:02:27]} e6 {[%emt 0:00:39]} 7. Be3 {[%emt 0:01:23]} Be7 {[%emt 0:00:37]} 8. Qe2 {[%emt 0:01:08]} a6 {[%emt 0:01:02]} 9. O-O-O {[%emt 0:04:38]} O-O {[%emt 0:02:01]} 10. Rhg1 {[%emt 0:10:42]} Qc7 {[%emt 0:04:26]} 11. g4 {[%emt 0:05:04]} b5 {[%emt 0:07:12]} 12. Bb3 {[%emt 0:02:17]} b4 {[%emt 0:00:47]} 13. Nd5 {[%emt 0:07:01]} Nxd5 {[%emt 0:09:29]} 14. Nxc6 {[%emt 0:07:55]} Nxe3 {[%emt 0:07:58]} 15. Nxe7+ {[%emt 0:01:31]} Qxe7 {[%emt 0:00:08]} 16. Qxe3 {[%emt 0:00:07]} a5 {[%emt 0:01:22]} 17. Ba4 {[%emt 0:03:05]} Bb7 {[%emt 0:03:11]} 18. Rd2 {[%emt 0:08:22]} Rfc8 {[%emt 0:10:34]} 19. Rgd1 {[%emt 0:04:20]} Bc6 {[%emt 0:01:19]} 20. Bxc6 {[%emt 0:02:35]} Rxc6 {[%emt 0:00:03]} 21. Rd4 {[%emt 0:01:27]} Rac8 {[%emt 0:10:53]} 22. R1d2 {[%emt 0:01:01]} e5 {[%emt 0:03:37]} 23. Rd5 {[%emt 0:06:05]} a4 {[%emt 0:00:43]} 24. Kb1 {[%emt 0:01:52]} a3 {[%emt 0:06:42]} 25. Qd3 {[%emt 0:01:08]} h5 {[%emt 0:01:11]} 26. gxh5 {[%emt 0:05:43]} Qh4 {[%emt 0:03:14]} 27. Rxd6 {[%emt 0:07:13]} Rxd6 {[%emt 0:00:10]} 28. Qxd6 {[%emt 0:00:04]} Qxe4 {[%emt 0:00:05]} 29. Qd7 {[%emt 0:00:43]} Rc4 {[%emt 0:06:00]} 30. Qd8+ {[%emt 0:02:16]} Kh7 {[%emt 0:00:05]} 31. Qd3 {[%emt 0:00:04]} Kh6 {[%emt 0:02:33]} 32. c3 {[%emt 0:05:25]} Qe1+ {[%emt 0:02:41]} 33. Kc2 {[%emt 0:01:31]} axb2 {[%emt 0:01:28]} 34. Rd1 {[%emt 0:04:17]} Qxc3+ {[%emt 0:04:07]} 35. Qxc3 {[%emt 0:00:19]} bxc3 {[%emt 0:00:03]} 36. Rg1 {[%emt 0:01:37]} e4 {[%emt 0:04:17]} 37. Kb3 {[%emt 0:01:18]} Rc5 {[%emt 0:01:53]} 38. Kc2 {[%emt 0:00:52]} f5 {[%emt 0:02:31]} 39. a4 {[%emt 0:01:33]} f4 {[%emt 0:01:04]} 40. Re1 {[%emt 0:01:00]} Rc4 {[%emt 0:02:01]} 41. Kb3 {[%emt 0:03:11]} Rxa4 {[%emt 0:01:07]} 42. Rb1 {[%emt 0:00:34]} Ra1 {[%emt 0:00:09]} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "1.6"]
[White "Babula, Vlastimil"]
[Black "Lajbl, Jan"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2558"]
[BlackElo "2218"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,161,36,43,37,53,41,53,40,48,54,32,35,33,45,2,25,0,0,-24,-24,-33,-9,-29,-28,-32,-43,-59,-57,-51,-38,-60,-37,-62,-47,-61,-59,-51,-66,-16,25,-59,14,27,90,32,77,27,41,-25,54,0,0,0,189,108,246,255,250,247,218,147,223,195,203,203,264,250,266,264,404,296,297,286,297,297,292,296,298,267,269,243,281,271,264,265,265,225,272,235,356,346,362,356,346,346,369,373,408,421,406,383,441,341,312,156,190,183,1088,1054,987,815,646,632,632,631,851,803,995,985,1482,961,953,910,1467,1454,1235,884,756,664,980,1072,1201,1225,1367,1331,1262,1217,1337,2166,1750,1586,7116,6127,29969,12225,29985,29986,29984,29980,29984,29984]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Bf4 {7.Bf4 scores better than 7.Nd6+.} O-O {B45: Sicilian Four Knights.} 8. Bc7 Qe7 {aiming for ...d5.} 9. Bd6 $1 Bxd6 {White is slightly better.} 10. Qxd6 Qd8 11. O-O-O (11. Nc7 $5 {[%cal Rc7a8]} Rb8 12. Be2 $14) 11... a6 12. Nd4 Ne7 13. f3 (13. h4 $14 {was preferrable.}) 13... Ne8 $11 {[#]} 14. Qf4 $146 ({Predecessor:} 14. Qg3 b5 15. Bd3 b4 16. Nce2 a5 17. h4 Bb7 18. h5 h6 19. Kb1 a4 20. f4 Nf6 21. Qe3 Kh8 22. Rhg1 Ng4 23. Qg3 Nf6 24. Qe3 Ng4 25. Qg3 Nf6 {½-½ (25) Schmider,N (2307)-Bellahcene,B (2522) Baden Baden 2021}) 14... b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 15. g4 b4 16. Nce2 Qa5 17. Kb1 e5 $1 18. Nb3 Qc7 19. Qg5 d6 20. Ng3 a5 21. Nc1 a4 {[%cal Od6d5]} 22. Qd2 {Inhibits d5.} Nc6 23. Nf5 {Prevents Nd4.} Bxf5 24. gxf5 Nd4 {Hoping for ...Nf6.} 25. Ne2 Nc6 (25... Nxf3 $142 26. Qd3 (26. Qxb4 Nf6 $15) 26... Rc8 $1) 26. Nc1 (26. c3 $11) 26... Nf6 (26... Rb8 $15) 27. Rg1 $1 {[%cal Og1g7]} (27. Qxd6 Qb6 28. Qd2 Nd4 $15) 27... Rfd8 {[#]} (27... Ne8 $11 {keeps the balance.}) 28. Bc4 (28. Rxg7+ $1 $16 Kxg7 29. Qg5+ Kf8 30. Qxf6) 28... Ne8 (28... Ne7 $1 $14) 29. Bd5 $16 {[%cal Of5f6] White is more active.} Rac8 $1 30. Ne2 (30. Bxc6 $14 Qxc6 31. Nd3) 30... Kh8 ({Black should play} 30... Ne7 $11) 31. Rg2 (31. Rc1 $14) 31... a3 $11 32. b3 $36 {[%mdl 2048] White has some pressure.} Qe7 $2 (32... Ne7 $1 $11 {and Black stays safe.}) 33. Rdg1 (33. Bxc6 $18 Rxc6 34. Qxb4) 33... Qf6 {A mistake that costs the game.} (33... Qc7 $16 {was worth a try.} 34. h3 Rd7) 34. Bxc6 $18 Rxc6 35. Qxb4 Rdc8 36. Ng3 (36. Qxa3 Rxc2 37. Rc1 Rxc1+ 38. Nxc1 g6 $16) 36... Qh6 (36... Rc3 $16 37. Qxa3 Qd8) 37. Qxa3 Qe3 38. Rf1 Nc7 39. Qc1 Qc5 40. c4 {[%cal Of5f6] To avoid Nb5. f6! is the strong threat.} Nb5 (40... Qa7 {is a better defense.} 41. Nh5 Rg8) 41. Rd1 Qb4 {[%cal Rc6c4]} 42. Ka1 $1 {[%cal Of5f6]} Ra8 43. Rd3 Nd4 44. Rb2 Rca6 45. Qb1 Qc5 46. Ne2 {[%cal Bg3e2,Be2c3,Bc3a4][%mdl 32]} Nc6 47. Nc3 Nb4 {[#]} 48. Na4 $1 Qa7 (48... Rxa4 $2 49. bxa4 Rxa4 50. a3 $18) 49. Rdd2 Qe3 50. Qd1 h6 (50... g6 {was necessary.} 51. fxg6 (51. Rxd6 $2 Rxd6 52. Qb1 Qxf3 $19) 51... fxg6) 51. Kb1 (51. Rxd6 Rxd6 52. Qh1 Rd3 53. Kb1 Rd2 54. Qf1 Rxb2+ 55. Kxb2 Qd4+ 56. Kb1 Qd2) 51... Kh7 52. a3 Nc6 53. Rd3 ({Not} 53. Rxd6 Nd4 54. Rd7 Kg8 $18) 53... Qg5 54. Rxd6 Nd4 55. Rxa6 Rxa6 56. b4 Qe3 57. b5 Rd6 {[%cal Od4b5] [#]} 58. b6 (58. Ka2 $1 $18) 58... Nb5 59. Qb3 Nxa3+ $2 (59... Rd3 60. Qxb5 Rxa3) 60. Ka2 {[%cal Bb1a2,Ba2a3,Ba3b4,Bb4b5,Bb5a5][%mdl 32]} Rd3 {[#]} 61. Qxd3 $3 {[%mdl 512]} Qxd3 62. Rb3 Qxc4 63. Kxa3 {[%mdl 4096] Endgame Strongly threatening b7. KQ-KRN} Qc1+ 64. Kb4 Qd2+ 65. Kb5 Qe2+ 66. Ka5 Qd2+ 67. Rb4 {And now Nc5 would win.} Qd8 68. Nc5 Qa8+ 69. Na6 {Black must now prevent b7.} Qd8 70. Nc7 Qd6 71. Nd5 Qc5+ 72. Ka6 Qc6 73. Ka7 Qc5 74. Kb8 Qd6+ 75. Kc8 Qc6+ 76. Nc7 {Threatens to win with b7.} Qc5 77. Rb5 Qf8+ 78. Kd7 {Intending Ne8 and mate.} Qa3 79. b7 {White mates.} Qd3+ 80. Kc8 Qd6 81. b8=Q {Weighted Error Value: White=0.21 (precise) /Black=0.29 (precise)} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "2.1"]
[White "Mica, Marek"]
[Black "Lajbl, Jan"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2272"]
[BlackElo "2218"]
[Annotator "ChessBase"]
[PlyCount "109"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:03]} e6 {[%emt 0:00:13]} 2. Nf3 {[%emt 0:00:49]} d5 {[%emt 0:00:05]} 3. d4 {[%emt 0:01:11]} c6 {[%emt 0:00:19]} 4. b3 {[%emt 0:05:59]} Bd6 {[%emt 0:03:03]} 5. g3 {[%emt 0:00:30]} f5 {[%emt 0:01:08]} 6. Bg2 {[%emt 0:00:18]} Nf6 {[%emt 0:00:32]} 7. O-O {[%emt 0:00:12]} Qe7 {[%emt 0:01:20]} 8. a4 {[%emt 0:00:33]} a5 {[%emt 0:02:18]} 9. Ba3 {[%emt 0:02:52]} O-O {[%emt 0:01:37]} 10. Bxd6 {[%emt 0:01:05]} Qxd6 {[%emt 0:00:09]} 11. Na3 {[%emt 0:00:18]} Na6 {[%emt 0:04:03]} 12. Nc2 {[%emt 0:01:27]} Ne4 {[%emt 0:03:25]} 13. Ne5 {[%emt 0:02:44]} Nb4 {[%emt 0:03:34]} 14. f3 {[%emt 0:02:09]} Nxc2 {[%emt 0:03:52]} 15. Qxc2 {[%emt 0:00:49]} dxc4 {[%emt 0:05:43]} 16. Rfd1 {[%emt 0:05:31]} cxb3 {[%emt 0:04:10]} 17. Qxb3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:40]} 18. f4 {[%emt 0:01:44]} Nd5 {[%emt 0:12:04]} 19. Rab1 {[%emt 0:04:44]} Rb8 {[%emt 0:08:29]} 20. Rdc1 {[%emt 0:06:10]} Bd7 {[%emt 0:03:12]} 21. Bxd5 {[%emt 0:11:34]} cxd5 {[%emt 0:04:07]} 22. e3 {[%emt 0:04:45]} b6 {[%emt 0:05:08]} 23. Nxd7 {[%emt 0:14:35]} Qxd7 {[%emt 0:00:06]} 24. Qb5 {[%emt 0:00:24]} Qxb5 {[%emt 0:01:02]} 25. Rxb5 {[%emt 0:00:30]} Kf7 {[%emt 0:01:06]} 26. Rc7+ {[%emt 0:01:47]} Kf6 {[%emt 0:01:00]} 27. Kf2 {[%emt 0:04:01]} Rfc8 {[%emt 0:02:47]} 28. Rxb6 {[%emt 0:03:06]} Rxb6 {[%emt 0:00:45]} 29. Rxc8 {[%emt 0:00:09]} Rb2+ {[%emt 0:01:14]} 30. Kf3 {[%emt 0:00:16]} Ra2 {[%emt 0:02:10]} 31. h3 {[%emt 0:03:11]} h5 {[%emt 0:03:31]} 32. g4 {[%emt 0:01:21]} hxg4+ {[%emt 0:02:09]} 33. hxg4 {[%emt 0:00:17]} fxg4+ {[%emt 0:00:15]} 34. Kxg4 {[%emt 0:00:12]} Rxa4 {[%emt 0:00:14]} 35. Rf8+ {[%emt 0:00:56]} Kg6 {[%emt 0:01:48]} 36. f5+ {[%emt 0:00:33]} exf5+ {[%emt 0:00:28]} 37. Rxf5 {[%emt 0:00:12]} Ra3 {[%emt 0:00:54]} 38. Re5 {[%emt 0:01:59]} Rb3 {[%emt 0:01:43]} 39. Kf4 {[%emt 0:00:56]} Rb5 {[%emt 0:00:33]} 40. Re6+ {[%emt 0:01:38]} Kf7 {[%emt 0:04:00]} 41. Ra6 {[%emt 0:30:21]} Ke7 {[%emt 0:43:21]} 42. Ke5 {[%emt 0:01:29]} Rb3 {[%emt 0:00:00]} 43. Ra7+ {[%emt 0:00:00]} Ke8 {[%emt 0:00:00]} 44. Kxd5 {[%emt 0:00:00]} Rxe3 {[%emt 0:00:00]} 45. Rxg7 {[%emt 0:00:00]} Re7 {[%emt 0:00:00]} 46. Rg8+ {[%emt 0:00:00]} Kd7 {[%emt 0:00:00]} 47. Ra8 {[%emt 0:00:00]} Rf7 {[%emt 0:00:00]} 48. Kc5 {[%emt 0:00:00]} Rf5+ {[%emt 0:00:00]} 49. d5 {[%emt 0:00:00]} Rf6 {[%emt 0:00:00]} 50. Rxa5 {[%emt 0:00:00]} Rg6 {[%emt 0:00:00]} 51. Ra7+ {[%emt 0:00:00]} Kd8 {[%emt 0:00:00]} 52. Rh7 {[%emt 0:00:00]} Rf6 {[%emt 0:00:00]} 53. d6 {[%emt 0:00:00]} Rf1 {[%emt 0:00:00]} 54. Kc6 {[%emt 0:00:00]} Rc1+ {[%emt 0:00:00]} 55. Kd5 {[%emt 0:00:00]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "2.2"]
[White "Stalmach, Richard"]
[Black "Babula, Vlastimil"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "2302"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,71,62,72,48,52,44,47,56,76,33,92,-30,62,57,132,108,147,161,145,145,177,144,286,292,289,293,389,342,435,449,536,491,522,531,509,500,804,830,770,641,841,813,1109,900,1314,1302,1732,1697,1484,1503]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 {[%cal Bg1f3,Bf3e1,Be1d3][%mdl 32]} O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5 11. Nd3 {11.Be3 is vanishing.} f4 12. b4 g5 13. c5 {E99: King's Indian: Classical Main Line: 9 Ne1 Nd7 10 f3 f5.} Nf6 14. a4 Rf7 15. a5 {White is slightly better.} Bf8 16. b5 {[#]} ({Better is} 16. Bb2 $16) 16... Rg7 $146 ({Predecessor:} 16... h5 17. Bb2 b6 18. axb6 cxb6 19. cxd6 Ng6 20. Nb1 Bxd6 21. Nd2 Rc7 22. Qb3 g4 {1-0 (45) Gholami Orimi,M (2437)-Ghaziolsharif,K (2189) Lorestan 2019}) 17. g4 (17. Bb2 $16) 17... fxg3 (17... h5 $11) 18. hxg3 h6 {Black is now going downhill.} (18... Ng6 $14) 19. Kg2 $36 {[%cal Bg1g2,Bg2f1,Bf1e1][%mdl 2080] White is on the roll.} Qe8 (19... Qd7 $2 20. Rh1 $16) 20. Rh1 Qg6 21. Ra4 Nh5 {[%cal Oh5f4]} 22. Nf2 {b6 is the strong threat.} Nf4+ (22... dxc5 $16 {was necessary.} 23. Ba3 g4 24. fxg4 Nf6 25. Bxc5 Nxg4) 23. gxf4 $18 gxf4+ {[#]} 24. Kf1 $1 ({And not} 24. Ng4 h5 $11) 24... Qg2+ 25. Ke1 Ng6 26. b6 {White is clearly winning.} Be7 27. Bf1 Qg3 28. Ne2 Qg5 29. bxc7 Nh4 (29... Bf8 $142 30. Ba3 Rxc7 31. cxd6 Rg7) 30. Qb3 Qh5 31. Kd1 Kh7 32. a6 bxa6 33. Ra3 dxc5 34. Qb8 Bd6 35. Qxa8 Rxc7 36. Bh3 {Weighted Error Value: White=0.25 (precise) /Black=0.46} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "2.3"]
[White "Kusa, Jakub"]
[Black "Gloser, David"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2298"]
[BlackElo "2238"]
[Annotator "ChessBase"]
[PlyCount "119"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:23]} 2. Nf3 {[%emt 0:00:11]} d6 {[%emt 0:01:35]} 3. Bb5+ {[%emt 0:00:14]} Nd7 {[%emt 0:01:20]} 4. a4 {[%emt 0:01:17]} Ngf6 {[%emt 0:02:33]} 5. Nc3 {[%emt 0:00:55]} g6 {[%emt 0:01:57]} 6. a5 {[%emt 0:00:49]} Bg7 {[%emt 0:02:49]} 7. a6 {[%emt 0:02:38]} O-O {[%emt 0:04:14]} 8. O-O {[%emt 0:01:37]} Ne8 {[%emt 0:07:11]} 9. d4 {[%emt 0:06:17]} bxa6 {[%emt 0:05:07]} 10. Bxa6 {[%emt 0:01:03]} Bxa6 {[%emt 0:02:45]} 11. Rxa6 {[%emt 0:00:11]} Nc7 {[%emt 0:00:28]} 12. Ra2 {[%emt 0:02:40]} Qb8 {[%emt 0:03:20]} 13. Be3 {[%emt 0:02:44]} Nb5 {[%emt 0:04:31]} 14. Nxb5 {[%emt 0:21:02]} Qxb5 {[%emt 0:00:12]} 15. Qd2 {[%emt 0:05:03]} Qb7 {[%emt 0:04:14]} 16. dxc5 {[%emt 0:04:40]} Nxc5 {[%emt 0:02:20]} 17. Bxc5 {[%emt 0:01:38]} dxc5 {[%emt 0:00:09]} 18. e5 {[%emt 0:00:15]} Rfd8 {[%emt 0:04:08]} 19. Qe3 {[%emt 0:07:03]} Qb6 {[%emt 0:05:36]} 20. Rfa1 {[%emt 0:01:48]} Rab8 {[%emt 0:01:45]} 21. h3 {[%emt 0:01:54]} Rd5 {[%emt 0:13:26]} 22. b3 {[%emt 0:04:11]} c4 {[%emt 0:02:31]} 23. Qxb6 {[%emt 0:00:49]} axb6 {[%emt 0:00:55]} 24. Ra8 {[%emt 0:01:56]} Rxa8 {[%emt 0:02:18]} 25. Rxa8+ {[%emt 0:00:07]} Bf8 {[%emt 0:00:03]} 26. bxc4 {[%emt 0:00:57]} Rc5 {[%emt 0:01:13]} 27. Ra4 {[%emt 0:01:29]} e6 {[%emt 0:03:33]} 28. Kf1 {[%emt 0:02:05]} Kg7 {[%emt 0:04:50]} 29. c3 {[%emt 0:03:03]} g5 {[%emt 0:02:09]} 30. Ke2 {[%emt 0:00:46]} h5 {[%emt 0:02:42]} 31. g4 {[%emt 0:00:36]} hxg4 {[%emt 0:00:50]} 32. hxg4 {[%emt 0:00:05]} Kg6 {[%emt 0:00:12]} 33. Kd3 {[%emt 0:00:59]} Rc8 {[%emt 0:00:56]} 34. Ra6 {[%emt 0:02:11]} Bc5 {[%emt 0:01:24]} 35. Nd4 {[%emt 0:01:41]} Rh8 {[%emt 0:00:58]} 36. f3 {[%emt 0:04:23]} Rh1 {[%emt 0:01:53]} 37. Ra2 {[%emt 0:02:39]} Rf1 {[%emt 0:01:38]} 38. Ke2 {[%emt 0:01:28]} Rh1 {[%emt 0:00:37]} 39. Rd2 {[%emt 0:02:47]} Rc1 {[%emt 0:02:24]} 40. Nb5 {[%emt 0:02:53]} Kg7 {[%emt 0:05:55]} 41. Rd3 {[%emt 0:30:48]} Kg6 {[%emt 0:32:17]} 42. Nd6 {[%emt 0:01:23]} Rc2+ {[%emt 0:01:24]} 43. Kd1 {[%emt 0:01:26]} Ra2 {[%emt 0:00:00]} 44. Ne4 {[%emt 0:00:00]} Ra4 {[%emt 0:00:00]} 45. Rd8 {[%emt 0:00:00]} Rxc4 {[%emt 0:00:00]} 46. Rg8+ {[%emt 0:00:00]} Kh6 {[%emt 0:00:00]} 47. Rxg5 {[%emt 0:00:00]} Be3 {[%emt 0:00:00]} 48. Rh5+ {[%emt 0:00:00]} Kg7 {[%emt 0:00:00]} 49. Ke2 {[%emt 0:00:00]} Bf4 {[%emt 0:00:00]} 50. Kd3 {[%emt 0:00:00]} Ra4 {[%emt 0:00:00]} 51. Nd6 {[%emt 0:00:00]} Ra1 {[%emt 0:00:00]} 52. Ke4 {[%emt 0:00:00]} Bg3 {[%emt 0:00:00]} 53. f4 {[%emt 0:00:00]} Rf1 {[%emt 0:00:00]} 54. Ne8+ {[%emt 0:00:00]} Kg6 {[%emt 0:00:00]} 55. Rh8 {[%emt 0:00:00]} Bxf4 {[%emt 0:00:00]} 56. Rg8+ {[%emt 0:00:00]} Kh6 {[%emt 0:00:00]} 57. Nf6 {[%emt 0:00:57]} Bg5 {[%emt 0:00:00]} 58. Rh8+ {[%emt 0:00:20]} Kg7 {[%emt 0:00:00]} 59. Rg8+ {[%emt 0:00:06]} Kh6 {[%emt 0:00:00]} 60. Rh8+ {[%emt 0:00:30]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "2.4"]
[White "Hlavina, Matous"]
[Black "Svanda, Ondrej"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2112"]
[BlackElo "2303"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,104,6,9,8,0,0,0,0,-9,30,11,14,0,22,-24,-18,-20,-11,-25,-6,-28,0,0,44,37,41,26,20,26,40,13,37,-7,0,-9,0,-20,-13,-30,-27,-76,-60,-144,-129,-157,-153,-157,-171,-172,-170,-166,-169,-196,-135,-136,-118,-172,-165,-151,-157,-285,-57,-50,-51,-49,-13,-66,-31,-31,-31,-38,-31,-93,-93,-158,-165,-139,-157,-225,-141,-141,-121,-340,-333,-333,-317,-474,-465,-430,-440,-429,-318,-931,-931,-1735,-1595]} 1. b3 Nf6 2. Bb2 e6 3. e3 d5 4. f4 c5 5. Nf3 Nc6 6. Bb5 Qb6 {A03: Bird's Opening with 1...d5.} 7. Bxc6+ Qxc6 8. Ne5 Qc7 {The position is equal.} 9. O-O {[#]} Nd7 $146 ({Predecessor:} 9... Bd6 10. d3 O-O 11. Nd2 a6 12. Rf3 b5 13. Rh3 Bb7 14. Ng4 Nxg4 15. Qxg4 d4 {0-1 (37) Titichoca Daza,D (2090)-Ghosh,C (2061) Chess.com INT 2020}) 10. d3 (10. Qf3 {looks sharper.} Nf6 11. c4 b6 12. Nc3 Bb7 13. Nb5) 10... Nxe5 11. fxe5 g6 (11... Be7 {seems wilder.} 12. Qh5 O-O 13. Rf3 Bd7 14. Nd2 b5) 12. Nd2 (12. c4 {is more appropriate.}) 12... Bg7 $11 13. Nf3 h6 14. Qe1 Bd7 {[%cal Bc8d7,Bd7c6,Bc6b7,Bb7a6][%mdl 32]} 15. Qg3 Bc6 16. Rf2 O-O-O (16... b6 $11) 17. Raf1 Rd7 {[%cal Od5d4]} 18. Nd2 Kb8 19. d4 b6 20. a4 Bb7 21. Nb1 (21. c4 $14 {is superior.}) 21... Ba6 22. Rc1 h5 23. Na3 Qc6 24. Qf3 Rc8 {[%cal Bh8c8,Bc8c6,Bc6c4][%mdl 32]} 25. c4 (25. Ra1 $11 {might be stronger.}) 25... dxc4 26. Qxc6 (26. Nxc4 $15 Qxf3 27. Rxf3) 26... Rxc6 $17 27. Nxc4 {[#]} Bh6 $1 28. Re1 Bxc4 29. bxc4 cxd4 30. Bxd4 Rxc4 31. Ra2 Rd5 (31... Bf8 $19 {...Bc5 is the strong threat.} 32. Rf1 Bc5 33. Bxc5 bxc5) 32. Rf1 Rc7 33. Rb2 (33. a5 $17 {is a better defense.}) 33... Kb7 34. Rb5 Ka6 35. Rfb1 (35. Rxd5 $17 exd5 36. Kf2) 35... Rc4 $2 (35... Rxb5 $19 36. Rxb5 Rc1+ 37. Kf2 Rc4) 36. Rxd5 $1 $15 exd5 {[%mdl 4096] Endgame KRB-KRB} 37. Rb5 $1 Kb7 38. Rxd5 ({Better is} 38. a5 $1 $11) 38... Kc7 ({Don't take} 38... Rxa4 39. Rd7+ Kc6 40. Rxf7 $14) 39. a5 Bf8 40. axb6+ axb6 {[%cal Ba7b6,Bb6b5,Bb5b4,Bb4b3][%mdl 32]} 41. Kf2 ({White should try} 41. e6 $1 $15 fxe6 42. Rg5) 41... Be7 $17 42. Kf3 (42. Rb5 $142) 42... Kc6 43. e4 b5 44. Be3 (44. Ke3 $17) 44... Rc3 45. Ke2 {[%cal Oe5e6]} b4 46. Ra5 $2 {Loses the game.} (46. Bd4 $17 Rc2+ 47. Kd3) 46... Ra3 $19 47. Rd5 b3 {[#] aiming for ...b2.} 48. Rd2 (48. Rd1 {was called for.} Ra2+ 49. Kd3) 48... Bc5 {Hoping for ...Bxe3.} 49. Bxc5 Kxc5 50. Rd7 Ra4 {White must now prevent ...b2.} ({Don't blunder} 50... Ra2+ $2 51. Kd3 Rxg2 52. Rxf7 $19) 51. Rd5+ $2 (51. Kd3 b2 52. Rd5+ Kb6 53. Rd6+ Kc5 54. Rd5+ Kc6 55. Rd6+ Kc5 56. Rd5+) 51... Kc4 {( -> ...b2)} 52. Kd2 Ra1 {Weighted Error Value: White=0.43/Black=0.22 (precise)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "2.5"]
[White "Frank, Adam"]
[Black "Vojta, Jakub"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2270"]
[BlackElo "2406"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,51,37,33,23,32,32,29,38,44,16,77,68,59,62,126,134,154,137,748,739,746,736,665,664,1096,1078,1106,937]} 1. e4 {Horvath,Ta} c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 {[%cal Bd4b5,Bb5a3,Ba3c2,Bc2e3][%mdl 32]} d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 O-O 12. Nc2 Rb8 {is more profitable than 12...Bg5 at the moment.} 13. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} g6 14. g3 {B33: Sicilian: Pelikan and Sveshnikov Variations.} Bg7 15. h5 a5 16. Nce3 {White has an edge.} Be6 17. Bh3 Qg5 (17... b4 $11 {remains equal.}) 18. Nc7 {[%csl LRd6,LRe6] Pair of Knights!} Bxh3 19. Rxh3 {hxg6 is the strong threat.} Rfd8 ({Black should play} 19... Qe7 $14 20. Ncd5 Qe6) 20. Ncd5 $16 {White is more active.} b4 21. Kf1 {[#] aiming for f4.} bxc3 $146 {[%mdl 8192]} (21... Rdc8 $16 22. Qf3 bxc3 23. bxc3 Ne7) ({Predecessor:} 21... Rdc8 22. Qa4 bxc3 23. bxc3 Qd8 24. Kg2 Ne7 25. hxg6 hxg6 26. Rhh1 Nxd5 27. Nxd5 Rc5 {1-0 (41) Polgar,J (2675)-Illescas Cordoba,M (2635) Leon 1996 CBM 054 [Horvath,Ta]}) 22. f4 $18 {White is clearly winning.} exf4 23. gxf4 cxb2 24. Rb1 Qxh5 25. Rxh5 gxh5 26. Nf5 {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.07 (flawless) /Black=0.27 (precise)} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "2.6"]
[White "Ocelak, Jakub"]
[Black "Mladek, Richard"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "2053"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,11,20,0,14,26,20,6,1,-11,-19,-14,-15,-23,15,-35,-19,-26,-11,-20,-19,-25,-12,-22,0,0,0,0,22,20,26,31,35,0,8,17,18,0,0,-85,28,-65,-7,-60,-66,-97,243,239,236,19,6,6,8,0,0,-107,-94,-140,-126,-239,-226,-495,-420,-525,-528,-515,-430,-535,-528,-529,-528,-528,-527,-527,-517,-1725,-1761,-1427,-634,-1396,-1283,-687,-627,-645,-596,-29998,-29999,-29999]} 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 dxc4 5. Bxc4 a6 6. a4 {A17: English Opening: 1...Nf6 with ...Bb4.} c5 7. O-O Be7 8. b3 {The position is equal.} Nc6 9. Ba3 O-O {[#]} 10. Rc1 $146 ({Predecessor:} 10. Qc2 Nb4 11. Bxb4 cxb4 12. Ne2 b6 13. d4 Bb7 14. Ne5 Rc8 15. Qd3 Be4 16. Qd2 {0-1 (50) Shamieh,S-Tuzi,B (1546) Istanbul 2012}) 10... Qc7 11. Qc2 Rd8 12. Ng5 (12. Ne4 $11) 12... h6 13. Nge4 b6 ({Resist} 13... Ng4 14. f4 $14) 14. Nxf6+ $1 Bxf6 15. Ne4 Be7 16. f4 Bf8 17. Rf3 Nb4 18. Qb1 Qe7 19. Bb2 f5 20. Ng3 {And now Nxf5 would win.} Kh8 $1 21. Nh5 Qf7 $36 {[%mdl 2048] Black has some pressure.} 22. Rh3 Ra7 {[%cal Ob6b5]} 23. e4 {exf5 is the strong threat.} b5 24. Bf1 (24. axb5 $11 axb5 25. Bxb5) 24... Qg6 ({Better is} 24... fxe4 $17 {[%cal Oe6e5] Threatens to win with ...e5!} 25. Qxe4 e5) 25. exf5 (25. Rcc3 $11) 25... exf5 $15 26. Rcc3 (26. Bc3 $1 $11) 26... Nc6 27. Rcg3 Qh7 {[%mdl 8192]} ({But not} 27... Qe6 $6 28. Re3 Qd6 29. axb5 $15) (27... Qd6 $1 $17 {and life is bright.} 28. Bc3 Nd4) 28. axb5 $18 axb5 {[#]} 29. Bxb5 $2 (29. Nf6 $1 $18 {[%cal Rf6h7][%mdl 512]} gxf6 30. Bxf6+ Bg7 31. Rxg7 Rxg7 32. Rg3) 29... Nd4 $11 30. Bc4 Ba6 {aiming for ...Bxc4.} 31. Bxd4 cxd4 {[%cal Bc5d4,Bd4d3][%mdl 32]} 32. Bxa6 (32. Nf6 $11 {remains equal.} gxf6 33. Rg8+ Qxg8 34. Bxg8 Kxg8 35. Qxf5) 32... Rxa6 $17 33. Rf3 (33. Qf1 $142 Re6 34. Rf3) 33... g6 {[%mdl 1024] Black has strong compensation. Black is more active.} 34. Ng3 {[#]} (34. Qd3 $17 {was worth a try.} Ra1+ 35. Rf1 Rxf1+ 36. Kxf1) 34... d3 $1 $19 {Hoping for ...Qa7+.} 35. Nf1 $2 ({Wrong is} 35. Rxd3 $2 Qa7+ 36. Re3 Ra1 37. Qxa1+ Qxa1+ 38. Nf1 Rxd2 $19) (35. Kh1) 35... Qa7+ 36. Kh1 Ra1 37. Qb2+ Kh7 38. Qf6 Re8 {[%cal Oe8e1] ( -> ...Ree1!)} 39. Rhg3 Qg7 40. Qxg7+ Kxg7 41. h4 Ree1 42. h5 (42. Kh2 $142 Rxf1 43. Rxf1 Rxf1 44. Rxd3) 42... Rxf1+ 43. Rxf1 Rxf1+ {KRB-KR} 44. Kh2 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 45. Rxd3 Rxf4 46. g3 Rf2+ 47. Kh3 g4+ 48. Kh4 Be7# {Black used his chance.  Weighted Error Value: White=0.73/Black=0.20 (precise)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "3.1"]
[White "Mladek, Richard"]
[Black "Mica, Marek"]
[Result "0-1"]
[ECO "E43"]
[WhiteElo "2374"]
[BlackElo "2272"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,60,4,9,28,30,58,41,84,27,324,32,70,57,146,64,27,0,0,0,0,-97,-56,-83,-25,-19,-13,-110,-93,-88,-84,-97,-74,-81,-64,-152,-152,-152,-152,-152,-159,-152,-152,-686,-691,-691,-688,-687,-678,-650,-625]} 1. d4 Nf6 {[%cal Bg8f6,Bf6e4,Be4c3][%mdl 32]} 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 Ne4 7. O-O Bxc3 {E43: Nimzo-Indian: Rubinstein: 4...b6.} 8. bxc3 Nxc3 9. Qc2 {[%csl LRc3,LRh7]} Bxf3 {White is slightly better.} 10. gxf3 Qg5+ 11. Kh1 Qh5 $1 12. Rg1 $1 {Black must now prevent Rg3.} (12. Qxc3 Qxf3+ 13. Kg1 Qg4+ 14. Kh1 Qf3+ 15. Kg1 Qg4+ 16. Kh1 Qf3+ $11) 12... Qxf3+ 13. Rg2 {Bb2 is the strong threat.} f5 $1 14. Kg1 {[%mdl 1024] White has compensation.} (14. Ba3 $5 {[%cal Rc2c3]} Ne4 15. d5 $11) 14... Ne4 15. Be2 (15. Rxg7 Nc6 $17) 15... Qh3 16. f3 {[#]} (16. d5 $11) 16... Nf6 $1 $17 17. d5 Na6 (17... O-O $17) 18. dxe6 $11 {[#]} ({Reject} 18. Rxg7 O-O-O 19. Bb2 Nh5 $19) 18... Nc5 $146 ({Predecessor:} 18... O-O-O 19. a4 dxe6 20. a5 Kb7 21. Qa2 Nc5 22. Ba3 Nfe4 23. Bb4 Qh6 24. Qa3 Nd3 25. fxe4 Qxe3+ {1-0 (34) Balashov,Y (2441)-Zhurikhin,A (2315) Tambov 2013}) 19. e7 ({Much worse is} 19. Rxg7 O-O-O 20. Bf1 Qh6 21. exd7+ Nfxd7 $17) (19. Rg3 $11 {remains equal.} Qh4 20. exd7+ Nfxd7 21. Qxf5) 19... Kxe7 20. Rg3 Qh5 21. f4 Qf7 {Threatens to win with ...Nfe4.} ({But not} 21... Ng4 $6 22. Bf3 Rae8 23. Ba3 $11) 22. Qxf5 g6 23. Qc2 (23. Qe5+ $1 $15 Qe6 24. Qxc7) 23... Nfe4 $17 {Pair of Knights!} 24. Rg2 Rae8 {Black is more active.} 25. Bb2 Rhf8 26. Bf3 Kd8 27. Be5 $2 {[#]} (27. Bd4 $17) 27... Rxe5 $1 $19 {[%mdl 512] Black is clearly winning.} 28. fxe5 Qxf3 29. Qe2 Qxe2 30. Rxe2 Ke7 {Weighted Error Value: White=0.57/Black=0.08 (flawless)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "3.2"]
[White "Vojta, Jakub"]
[Black "Ocelak, Jakub"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2406"]
[BlackElo "2053"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,120,16,18,13,-10,30,25,32,26,37,11,33,29,25,18,34,28,34,17,0,-34,33,-22,35,11,13,-18,-9,-38,-41,-34,-11,-39,22,0,14,-64,0,2,103,0,0,0,0,-7,0,-22,0,-37,0,-475,-481,-503,0,-37,104,-42,67,81,88,79,74,8,47,0,141,72,118,115,133,122,120,18,30,26,27,20,31,23,110,118,110,109,103,114,120,127,278,266,311,310,447,435,543,512,677,668,701,637,972,965,1576,504,883,846,2448,2520,1731]} 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. b3 Bg7 5. Bb2 b6 6. Bg2 Bb7 7. O-O O-O 8. e3 d6 {A30: Symmetrical English: Double Fianchetto and Hedgehog.} 9. Qe2 Nbd7 10. d4 Qc7 {White has an edge.} 11. Nc3 a6 12. e4 cxd4 13. Nxd4 e6 {[#]} 14. Rfd1 $146 ({Predecessor:} 14. Rad1 Rac8 15. Ndb5 axb5 16. Nxb5 Qb8 17. Nxd6 e5 18. f4 Rce8 19. Nxe8 Rxe8 20. Qf2 {0-1 (46) Maris,I (2288)-Van Foreest,J (2519) Vlissingen 2015}) 14... Rfd8 15. Rac1 Rac8 16. f4 Qb8 17. b4 Qa8 (17... e5 $15 18. fxe5 Nxe5) 18. Rc2 (18. b5 $14) 18... Bf8 ({Black should try} 18... e5 $11 19. Nb3 exf4) 19. a3 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 20. Nb3 Rc7 21. Kh1 Rdc8 22. Nd2 $1 h4 (22... b5 $5) 23. g4 d5 (23... b5 $15) 24. e5 d4 25. Nce4 (25. Bxb7 $11 Qxb7+ 26. Nce4 Nxe4 27. Qxe4) 25... d3 26. Qxd3 $11 Nxg4 {[#]} (26... Nxe4 $1 $11 27. Nxe4 h3) 27. Qh3 {Active counter play!} (27. Rg1 $1 $16) 27... Nh6 {[%cal Bg4h6,Bh6f5,Bf5h4,Bh4g2][%mdl 32]} 28. Qxh4 Nf5 29. Qf2 a5 {[%cal Ob6b5]} 30. Ra1 Be7 {[%cal Ob6b5]} 31. Rc3 Nh4 $1 32. Re3 $2 {[%mdl 8192]} (32. Kg1 $1 $11 {and White is okay.}) 32... Nxg2 $19 33. Qxg2 {[%cal Of4f5]} Kg7 $2 (33... Rxc4 $19 {And now ...Rc2 would win.} 34. h3 (34. Nxc4 $2 Rxc4 35. Kg1 Bxe4 $19) 34... Rc2) 34. Kg1 {[%cal Of4f5] Threatens to win with f5!} (34. Rh3 $2 Rxc4 35. Re1 (35. Nxc4 $2 Bxe4 36. Ne3 Bxg2+ $19) 35... Rc2 $19) 34... Rh8 {[#]} (34... Rxc4 $15 {keeps the upper hand.} 35. f5 (35. Nxc4 Rxc4 36. f5 Bxe4 $17) 35... Bxe4 36. f6+ (36. Nxe4 $2 exf5 37. e6+ Nf6 $19) (36. Rxe4 Rxe4 37. f6+ Kg8 $15) 36... Kg8 37. Rxe4 Rxe4 38. Nxe4 Bf8) 35. Qg3 ({Better is} 35. f5 $1 $16 {[%cal Rf5f6] Black must now prevent f6+.} Bxe4 36. Nxe4 (36. f6+ Kg8 $16) 36... exf5 37. e6+ f6 38. exd7 Rxd7 39. Nf2 Qxg2+ 40. Kxg2) 35... Rh5 (35... Bxe4 $15 36. Rxe4 Ra7 37. bxa5 Rxa5) 36. Nd6 $14 Kf8 37. Rd3 Bc6 38. Nb3 (38. b5 $16 Bb7 39. Bd4) 38... Be4 39. Rd4 (39. Rd2 $1 $14) 39... Bc2 (39... Bf3 $11 40. Rd3 (40. Nb5 $2 Bh4 $19) 40... Be4) 40. Rd2 (40. Nb5 $142 Rb7 41. Rd2 Bxb3 42. Qxb3) 40... Be4 (40... Bxd6 $142 41. Rxc2 Be7) 41. Rad1 $36 {[%mdl 2048] Keeping Black busy.} Bf3 42. Rf1 {Dancing on a razor blade.} Be4 43. Rd4 ({White should play} 43. Qc3 $16) 43... Bf5 $11 {Strongly threatening ...Rh3. This bishop pair is nice.} 44. Qf3 Qxf3 45. Rxf3 axb4 46. axb4 Rh3 (46... f6 $11 {remains equal.}) 47. Rxh3 $16 Bxh3 48. c5 bxc5 49. Rc4 Nb6 50. Rxc5 Ra7 (50... Nd5 $16 {might work better.}) 51. Ra5 $18 Ra8 52. Bd4 Rb8 (52... Rxa5 $142 53. bxa5 Na8) 53. Nc5 {White is clearly winning.} Bxd6 54. exd6 e5 55. fxe5 Nc4 56. Ra4 Nb6 57. Ra7 Nc8 58. Rb7 (58. Nd7+ $142 Bxd7 59. Rxd7) 58... Ra8 (58... Rxb7 $142 59. Nxb7 Ke8) 59. Rc7 Ra2 60. d7 Bxd7 {Never resign too early!  Weighted Error Value: White=0.50/Black=0.52} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "3.3"]
[White "Svanda, Ondrej"]
[Black "Frank, Adam"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2303"]
[BlackElo "2270"]
[Annotator "ChessBase"]
[PlyCount "113"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:04]} 2. c4 {[%emt 0:00:07]} g6 {[%emt 0:00:22]} 3. g3 {[%emt 0:00:08]} Bg7 {[%emt 0:00:05]} 4. Bg2 {[%emt 0:00:04]} O-O {[%emt 0:00:05]} 5. Nf3 {[%emt 0:01:13]} d6 {[%emt 0:00:05]} 6. Nc3 {[%emt 0:00:20]} Nc6 {[%emt 0:00:05]} 7. O-O {[%emt 0:00:24]} Bf5 {[%emt 0:00:03]} 8. b3 {[%emt 0:11:58]} e5 {[%emt 0:00:28]} 9. Bb2 {[%emt 0:28:03]} Re8 {[%emt 0:07:16]} 10. d5 {[%emt 0:04:20]} Ne7 {[%emt 0:13:42]} 11. Ne1 {[%emt 0:00:02]} e4 {[%emt 0:02:36]} 12. f3 {[%emt 0:08:54]} exf3 {[%emt 0:06:58]} 13. exf3 {[%emt 0:01:45]} c6 {[%emt 0:00:39]} 14. dxc6 {[%emt 0:02:08]} Nxc6 {[%emt 0:03:42]} 15. Qd2 {[%emt 0:02:26]} Qa5 {[%emt 0:10:30]} 16. Rd1 {[%emt 0:05:27]} Rad8 {[%emt 0:03:56]} 17. Na4 {[%emt 0:04:07]} Qa6 {[%emt 0:11:44]} 18. Rf2 {[%emt 0:04:34]} d5 {[%emt 0:05:06]} 19. c5 {[%emt 0:00:05]} b5 {[%emt 0:05:19]} 20. cxb6 {[%emt 0:00:17]} d4 {[%emt 0:03:49]} 21. g4 {[%emt 0:02:31]} Be6 {[%emt 0:05:46]} 22. Rc1 {[%emt 0:00:38]} Ne5 {[%emt 0:01:19]} 23. bxa7 {[%emt 0:04:41]} Qxa7 {[%emt 0:01:54]} 24. h3 {[%emt 0:04:00]} Bxg4 {[%emt 0:06:03]} 25. hxg4 {[%emt 0:00:08]} Nexg4 {[%emt 0:00:03]} 26. fxg4 {[%emt 0:00:57]} Nxg4 {[%emt 0:00:06]} 27. Nd3 {[%emt 0:06:31]} Bh6 {[%emt 0:12:15]} 28. Rf4 Qe7 {[%emt 0:00:00]} 29. Re1 {[%emt 0:03:00]} Bxf4 {[%emt 0:00:00]} 30. Qxf4 {[%emt 0:00:10]} Qxe1+ {[%emt 0:00:00]} 31. Nxe1 {[%emt 0:00:05]} Rxe1+ {[%emt 0:00:00]} 32. Bf1 {[%emt 0:00:21]} Ne3 {[%emt 0:00:00]} 33. Qc7 {[%emt 0:04:13]} Rxf1+ {[%emt 0:00:00]} 34. Kh2 {[%emt 0:00:00]} Re8 {[%emt 0:01:44]} 35. Qd7 {[%emt 0:00:01]} Rf8 {[%emt 0:01:37]} 36. Qxd4 {[%emt 0:02:16]} Rf2+ {[%emt 0:00:04]} 37. Kg3 {[%emt 0:00:03]} Nf5+ {[%emt 0:00:03]} 38. Kxf2 {[%emt 0:00:01]} Nxd4 {[%emt 0:00:05]} 39. Bxd4 {[%emt 0:00:01]} Rd8 {[%emt 0:00:06]} 40. Be3 {[%emt 0:00:03]} f5 {[%emt 0:01:31]} 41. Nb6 {[%emt 0:31:49]} Kf7 {[%emt 0:02:10]} 42. a4 {[%emt 0:00:00]} Rd3 {[%emt 0:00:30]} 43. b4 {[%emt 0:00:00]} f4 {[%emt 0:00:48]} 44. Bc5 {[%emt 0:00:00]} g5 {[%emt 0:01:58]} 45. a5 {[%emt 0:00:00]} g4 {[%emt 0:01:40]} 46. Nc4 {[%emt 0:00:00]} g3+ {[%emt 0:02:37]} 47. Kg2 {[%emt 0:00:00]} Rc3 {[%emt 0:00:39]} 48. a6 {[%emt 0:00:00]} Rc2+ {[%emt 0:10:51]} 49. Kf3 {[%emt 0:00:00]} Rc3+ {[%emt 0:00:04]} 50. Kg4 {[%emt 0:00:00]} g2 {[%emt 0:00:04]} 51. a7 {[%emt 0:00:00]} Re3 {[%emt 0:00:32]} 52. Ne5+ {[%emt 0:00:00]} Kf6 {[%emt 0:11:24]} 53. Nf3 {[%emt 0:00:00]} Ra3 {[%emt 0:01:18]} 54. b5 {[%emt 0:00:00]} Ra4 {[%emt 0:00:03]} 55. b6 {[%emt 0:00:00]} h5+ {[%emt 0:00:09]} 56. Kh3 {[%emt 0:00:00]} Kf5 {[%emt 0:01:09]} 57. b7 {[%emt 0:00:00]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "3.4"]
[White "Gloser, David"]
[Black "Hlavina, Matous"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2238"]
[BlackElo "2112"]
[Annotator "ChessBase"]
[PlyCount "64"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} e6 {[%emt 0:00:04]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:05]} 3. e5 {[%emt 0:00:04]} c5 {[%emt 0:00:19]} 4. c3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:03]} 5. Nf3 {[%emt 0:00:04]} Qb6 {[%emt 0:00:07]} 6. Bd3 {[%emt 0:00:06]} cxd4 {[%emt 0:01:00]} 7. O-O {[%emt 0:00:06]} Bd7 {[%emt 0:02:16]} 8. Re1 {[%emt 0:02:32]} a6 {[%emt 0:03:20]} 9. Nbd2 {[%emt 0:03:47]} Nge7 {[%emt 0:17:25]} 10. h4 {[%emt 0:04:53]} h6 {[%emt 0:10:27]} 11. h5 {[%emt 0:02:39]} O-O-O {[%emt 0:03:18]} 12. Nb3 {[%emt 0:06:35]} Kb8 {[%emt 0:04:14]} 13. a4 {[%emt 0:16:11]} a5 {[%emt 0:06:27]} 14. Rb1 {[%emt 0:08:22]} g5 {[%emt 0:09:57]} 15. Nfxd4 {[%emt 0:08:11]} Nxd4 {[%emt 0:09:21]} 16. Nxd4 {[%emt 0:00:03]} Nc6 {[%emt 0:02:57]} 17. Nxc6+ {[%emt 0:14:05]} Bxc6 {[%emt 0:02:21]} 18. b4 {[%emt 0:01:13]} d4 {[%emt 0:02:16]} 19. b5 {[%emt 0:03:16]} Be8 {[%emt 0:00:37]} 20. c4 {[%emt 0:01:36]} Qc7 {[%emt 0:03:48]} 21. f4 {[%emt 0:06:13]} gxf4 {[%emt 0:01:20]} 22. Qf3 {[%emt 0:00:17]} Rg8 {[%emt 0:02:08]} 23. Bxf4 {[%emt 0:02:02]} b6 {[%emt 0:00:46]} 24. Bh2 {[%emt 0:04:57]} Be7 {[%emt 0:01:15]} 25. Rb2 {[%emt 0:01:34]} Bg5 {[%emt 0:01:13]} 26. Bf4 {[%emt 0:01:01]} f5 {[%emt 0:02:31]} 27. Bh2 {[%emt 0:03:25]} Qb7 {[%emt 0:01:29]} 28. Qh3 {[%emt 0:01:21]} Qf7 {[%emt 0:01:09]} 29. Be2 {[%emt 0:01:01]} Be3+ {[%emt 0:01:49]} 30. Kh1 {[%emt 0:01:37]} Bd7 {[%emt 0:01:21]} 31. Qf3 {[%emt 0:02:53]} Qg7 {[%emt 0:03:32]} 32. Bd3 {[%emt 0:01:13]} Bc8 {[%emt 0:01:05]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "3.5"]
[White "Babula, Vlastimil"]
[Black "Kusa, Jakub"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2558"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,56,3,-20,2,-28,-14,-26,0,0,29,25,83,0,0,-161,0,0,0,0,0,0,0,0,0,-113,-117,-180,-110,-326,-170,-241,-252,-383,-366,-332,-341,-386,-366,-391,-394,-391,-370,-373,-365]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 {[%cal Bg8f6,Bf6d5,Bd5b6][%mdl 32]} 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 (8. c4 $5 {[%cal Rc4d5]} Ba6 9. Nd2 $11) 8... a5 {C45: Scotch Game.} 9. c4 Nb6 10. Nd2 Ba6 {Black has an edge.} 11. b3 Qe6 12. Bb2 Bb4 (12... a4 $11) 13. g3 {[#]} (13. Rh3 $16) 13... O-O $146 {Threatens to win with ...d5.} ({Predecessor:} 13... a4 14. O-O-O axb3 15. axb3 Qe7 16. Kc2 Bb7 17. Ne4 O-O 18. Nf6+ Kh8 19. Qh5 h6 {1-0 (27) Roebers,E (2365)-Schimnatkowski,L (2206) Untergrombach 2022}) 14. Bg2 (14. O-O-O $11 {and White has nothing to worry.}) 14... Rfe8 $2 (14... d5 $1 $19 {[%cal Rd5c4]} 15. exd6 Rae8 16. Qxe6 Rxe6+ 17. Kf1 Bxd2 18. dxc7 Na8) 15. O-O d5 {[%cal Rd5c4]} 16. Nf3 dxc4 {Strongly threatening ...c3.} 17. Ng5 (17. Qe4 $2 c3 18. Bc1 Bxf1 19. Bxf1 Qd5 $19) 17... c3 18. Qc2 Qh6 {Dancing on a razor blade.} (18... Qg6 19. Be4 $1 Qh5 20. Bxh7+ Kf8 21. Bxc3 Bxf1 22. Rxf1 $16) 19. Bc1 (19. Bxc3 $11 {was the only way to keep the balance.} Bxf1 20. Rxf1) 19... Bxf1 $17 (19... Rxe5 20. Nxf7 $1 Qe6 21. Nxe5 Bxf1 22. Be4 (22. Kxf1 Qxe5 23. Bxc6 Rf8 $11) (22. Bxc6 Rf8 $14) 22... Qxe5 23. Bxh7+ Kh8 24. Bf4 $11) 20. Be4 (20. Kxf1 $17 {was called for.} f6 21. exf6 gxf6 22. Ne4) 20... g6 21. a3 $2 {White does not recover from this.} (21. Kxf1 $17 Qg7 22. a3 Qxe5 23. axb4 axb4 24. Rxa8 Rxa8 25. Kg2) 21... Qg7 22. axb4 (22. Kxf1 $142 Bf8 23. Nf3) 22... Bb5 $19 (22... Rxe5 23. Kxf1 axb4 24. Rxa8+ Nxa8 25. Bf4 $14 (25. Bxc6 Qf6 $11)) (22... axb4 23. Rxa8 Rxa8 24. Kxf1 $17) 23. Qxc3 (23. bxa5 $142 Qxe5 24. Bf4) 23... Qxe5 24. Qxe5 Rxe5 25. Bb2 Ree8 {Black is winning.} 26. bxa5 {[#]} h6 $1 27. axb6 Rxa1+ 28. Bxa1 {[%cal Ob6c7]} cxb6 {Weighted Error Value: White=0.54/Black=0.26 (precise)} ({Not} 28... hxg5 $2 29. b7 $19) 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "3.6"]
[White "Lajbl, Jan"]
[Black "Stalmach, Richard"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2218"]
[BlackElo "2302"]
[Annotator "ChessBase"]
[PlyCount "69"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:01]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:07]} d6 {[%emt 0:00:06]} 3. d4 {[%emt 0:00:16]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:02]} a6 {[%emt 0:00:05]} 6. g3 {[%emt 0:00:48]} e5 {[%emt 0:00:14]} 7. Nde2 {[%emt 0:00:11]} Be7 {[%emt 0:00:26]} 8. Bg2 {[%emt 0:00:09]} b5 {[%emt 0:00:04]} 9. a3 {[%emt 0:01:54]} Nbd7 {[%emt 0:06:17]} 10. h3 {[%emt 0:02:23]} Bb7 {[%emt 0:02:02]} 11. g4 {[%emt 0:01:35]} Nb6 {[%emt 0:15:43]} 12. Ng3 {[%emt 0:07:14]} g6 {[%emt 0:08:40]} 13. Bh6 {[%emt 0:08:22]} Nfd7 {[%emt 0:07:05]} 14. O-O {[%emt 0:10:46]} Rc8 {[%emt 0:02:16]} 15. f4 {[%emt 0:12:52]} exf4 {[%emt 0:07:36]} 16. Bxf4 {[%emt 0:02:21]} Ne5 {[%emt 0:01:56]} 17. Nd5 {[%emt 0:05:22]} O-O {[%emt 0:01:00]} 18. Nxe7+ {[%emt 0:10:27]} Qxe7 {[%emt 0:00:05]} 19. Qd4 {[%emt 0:00:43]} Na4 {[%emt 0:04:07]} 20. Rf2 {[%emt 0:05:13]} Rc4 {[%emt 0:28:28]} 21. Qe3 {[%emt 0:04:55]} Nxb2 {[%emt 0:00:02]} 22. Bh6 {[%emt 0:01:24]} Rfc8 {[%emt 0:00:14]} 23. Bg5 {[%emt 0:01:47]} Qe8 {[%emt 0:01:22]} 24. Qf4 {[%emt 0:05:15]} Na4 {[%emt 0:02:47]} 25. Rd1 {[%emt 0:08:01]} d5 {[%emt 0:06:04]} 26. Bf6 {[%emt 0:03:08]} Nd7 {[%emt 0:00:07]} 27. Nf5 {[%emt 0:00:38]} Nxf6 {[%emt 0:01:44]} 28. Nh6+ {[%emt 0:00:30]} Kf8 {[%emt 0:00:03]} 29. Qxf6 {[%emt 0:00:07]} Nc3 {[%emt 0:03:28]} 30. Rdf1 {[%emt 0:02:00]} Nxe4 {[%emt 0:01:33]} 31. Qxf7+ {[%emt 0:02:47]} Qxf7 {[%emt 0:00:04]} 32. Rxf7+ {[%emt 0:00:04]} Ke8 {[%emt 0:00:03]} 33. Rxb7 {[%emt 0:00:12]} Rxc2 {[%emt 0:00:16]} 34. Rff7 {[%emt 0:01:02]} Ng5 {[%emt 0:00:37]} 35. Rg7 {[%emt 0:00:27]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "4.1"]
[White "Mica, Marek"]
[Black "Stalmach, Richard"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2272"]
[BlackElo "2302"]
[Annotator "ChessBase"]
[PlyCount "132"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:09]} 2. c4 {[%emt 0:00:08]} g6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:05]} Bg7 {[%emt 0:00:07]} 4. g3 {[%emt 0:00:07]} O-O {[%emt 0:00:06]} 5. Bg2 {[%emt 0:00:04]} d6 {[%emt 0:00:05]} 6. O-O {[%emt 0:00:06]} Nc6 {[%emt 0:00:04]} 7. Nc3 {[%emt 0:00:09]} a6 {[%emt 0:00:08]} 8. b3 {[%emt 0:00:09]} Rb8 {[%emt 0:00:14]} 9. Nd5 {[%emt 0:00:33]} b5 {[%emt 0:06:14]} 10. Nxf6+ {[%emt 0:04:32]} Bxf6 {[%emt 0:01:36]} 11. Bh6 {[%emt 0:01:32]} Re8 {[%emt 0:00:52]} 12. Rc1 {[%emt 0:02:53]} e5 {[%emt 0:07:06]} 13. dxe5 {[%emt 0:10:21]} Nxe5 {[%emt 0:00:43]} 14. Nxe5 {[%emt 0:02:21]} Bxe5 {[%emt 0:06:09]} 15. Qd2 {[%emt 0:06:29]} Be6 {[%emt 0:05:49]} 16. cxb5 {[%emt 0:02:20]} axb5 {[%emt 0:00:48]} 17. Bf4 {[%emt 0:00:59]} Bf6 {[%emt 0:16:55]} 18. Bc6 {[%emt 0:03:37]} Bd7 {[%emt 0:02:48]} 19. Qd3 {[%emt 0:05:52]} Rb6 {[%emt 0:02:20]} 20. Bxd7 {[%emt 0:00:40]} Qxd7 {[%emt 0:00:04]} 21. Rc2 {[%emt 0:01:42]} Qe7 {[%emt 0:10:26]} 22. Rd1 {[%emt 0:02:07]} b4 {[%emt 0:02:07]} 23. h4 {[%emt 0:10:35]} h5 {[%emt 0:05:57]} 24. Qc4 {[%emt 0:05:26]} Rc8 {[%emt 0:06:43]} 25. Rd5 {[%emt 0:01:54]} Qe6 {[%emt 0:02:02]} 26. Kg2 {[%emt 0:05:06]} Ra8 {[%emt 0:01:10]} 27. e4 {[%emt 0:07:59]} Bc3 {[%emt 0:03:21]} 28. Bd2 {[%emt 0:17:35]} c6 {[%emt 0:07:20]} 29. Rd3 {[%emt 0:00:15]} Qxc4 {[%emt 0:02:11]} 30. bxc4 {[%emt 0:00:05]} Be5 {[%emt 0:00:02]} 31. f4 {[%emt 0:01:31]} Bg7 {[%emt 0:00:35]} 32. Rxd6 {[%emt 0:01:20]} Rba6 {[%emt 0:00:32]} 33. Bxb4 {[%emt 0:03:46]} Bf8 {[%emt 0:00:05]} 34. c5 {[%emt 0:00:27]} Rxa2 {[%emt 0:07:01]} 35. Rxa2 {[%emt 0:00:37]} Rxa2+ {[%emt 0:00:02]} 36. Kf3 {[%emt 0:01:46]} Rb2 {[%emt 0:00:04]} 37. Rd4 {[%emt 0:00:25]} Rb3+ {[%emt 0:00:04]} 38. Kg2 {[%emt 0:00:23]} Rb2+ {[%emt 0:00:03]} 39. Kh3 {[%emt 0:01:27]} Rc2 {[%emt 0:00:13]} 40. Rd8 {[%emt 0:01:27]} Rc4 {[%emt 0:07:22]} 41. Ba5 {[%emt 0:05:27]} Rxe4 {[%emt 0:12:36]} 42. Bc7 {[%emt 0:03:03]} Kg7 {[%emt 0:00:22]} 43. Be5+ {[%emt 0:02:18]} f6 {[%emt 0:00:03]} 44. Rd7+ {[%emt 0:04:35]} Kg8 {[%emt 0:01:22]} 45. Bxf6 {[%emt 0:04:48]} Re2 {[%emt 0:05:25]} 46. Rc7 {[%emt 0:02:30]} Re6 {[%emt 0:04:49]} 47. Bd4 {[%emt 0:00:43]} Be7 {[%emt 0:01:44]} 48. Kg2 {[%emt 0:01:02]} Kf8 {[%emt 0:00:10]} 49. Kf3 {[%emt 0:00:37]} Ke8 {[%emt 0:00:08]} 50. Ra7 {[%emt 0:02:20]} Re1 {[%emt 0:00:08]} 51. Bf2 {[%emt 0:01:46]} Rf1 {[%emt 0:00:41]} 52. Ra8+ {[%emt 0:00:43]} Kf7 {[%emt 0:00:16]} 53. Kg2 {[%emt 0:00:45]} Rc1 {[%emt 0:00:29]} 54. Ra7 {[%emt 0:01:45]} Kf8 {[%emt 0:02:39]} 55. Rc7 {[%emt 0:03:07]} Bxc5 {[%emt 0:00:06]} 56. Rxc6 {[%emt 0:00:09]} Be3 {[%emt 0:00:03]} 57. Rxc1 {[%emt 0:00:48]} Bxc1 {[%emt 0:00:05]} 58. Kf3 {[%emt 0:00:05]} Kf7 {[%emt 0:00:02]} 59. Ke4 {[%emt 0:00:12]} Ke6 {[%emt 0:00:10]} 60. Bb6 {[%emt 0:01:21]} Ba3 {[%emt 0:00:08]} 61. Bc7 {[%emt 0:00:40]} Bb4 {[%emt 0:00:10]} 62. Bb8 {[%emt 0:00:42]} Be1 {[%emt 0:00:12]} 63. Ke3 {[%emt 0:00:39]} Bxg3 {[%emt 0:01:38]} 64. f5+ {[%emt 0:00:17]} Kxf5 {[%emt 0:00:03]} 65. Bxg3 {[%emt 0:00:08]} g5 {[%emt 0:00:08]} 66. hxg5 {[%emt 0:00:10]} Kxg5 {[%emt 0:00:05]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "4.2"]
[White "Kusa, Jakub"]
[Black "Lajbl, Jan"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2298"]
[BlackElo "2218"]
[Annotator "ChessBase"]
[PlyCount "129"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:02]} 2. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:12]} a6 {[%emt 0:00:39]} 4. g3 {[%emt 0:02:09]} dxc4 {[%emt 0:00:57]} 5. Bg2 {[%emt 0:01:18]} c5 {[%emt 0:00:44]} 6. O-O {[%emt 0:01:44]} cxd4 {[%emt 0:00:24]} 7. Qxd4 {[%emt 0:00:24]} Qxd4 {[%emt 0:00:06]} 8. Nxd4 {[%emt 0:00:08]} e5 {[%emt 0:00:24]} 9. Nc2 {[%emt 0:02:39]} Nc6 {[%emt 0:04:11]} 10. Nd2 {[%emt 0:10:36]} Be6 {[%emt 0:00:57]} 11. Ne3 {[%emt 0:03:15]} c3 {[%emt 0:04:01]} 12. bxc3 {[%emt 0:00:13]} O-O-O {[%emt 0:05:07]} 13. Ndc4 {[%emt 0:05:23]} f6 {[%emt 0:02:03]} 14. Rb1 {[%emt 0:03:22]} Bc5 {[%emt 0:13:05]} 15. Nb6+ {[%emt 0:04:28]} Bxb6 {[%emt 0:01:12]} 16. Rxb6 {[%emt 0:04:52]} Kc7 {[%emt 0:01:43]} 17. Rb2 {[%emt 0:00:36]} Nge7 {[%emt 0:02:31]} 18. Bd2 {[%emt 0:03:37]} Nd5 {[%emt 0:16:52]} 19. c4 {[%emt 0:02:50]} Nxe3 {[%emt 0:02:57]} 20. Bxe3 {[%emt 0:00:11]} Rb8 {[%emt 0:06:28]} 21. Bd5 {[%emt 0:02:59]} Rhe8 {[%emt 0:06:42]} 22. Rfb1 {[%emt 0:02:51]} f5 {[%emt 0:11:02]} 23. Ba7 {[%emt 0:06:27]} Nxa7 {[%emt 0:03:09]} 24. Rxb7+ {[%emt 0:00:08]} Rxb7 {[%emt 0:00:17]} 25. Rxb7+ {[%emt 0:00:06]} Kd6 {[%emt 0:00:44]} 26. Bxe6 {[%emt 0:01:27]} Rxe6 {[%emt 0:04:56]} 27. Rxa7 {[%emt 0:00:07]} Re7 {[%emt 0:01:18]} 28. Rxa6+ {[%emt 0:01:15]} Kc5 {[%emt 0:00:03]} 29. Ra4 {[%emt 0:00:27]} f4 {[%emt 0:01:48]} 30. Kg2 {[%emt 0:00:45]} fxg3 {[%emt 0:01:07]} 31. hxg3 {[%emt 0:00:27]} e4 {[%emt 0:00:38]} 32. g4 {[%emt 0:01:33]} Rd7 {[%emt 0:02:19]} 33. Kg3 {[%emt 0:02:35]} Rf7 {[%emt 0:00:30]} 34. e3 {[%emt 0:04:48]} Rf3+ {[%emt 0:00:36]} 35. Kg2 {[%emt 0:00:11]} Rf7 {[%emt 0:00:10]} 36. Ra8 {[%emt 0:02:14]} Kxc4 {[%emt 0:00:53]} 37. Rd8 {[%emt 0:00:09]} Re7 {[%emt 0:04:50]} 38. Rd4+ {[%emt 0:00:16]} Kc5 {[%emt 0:00:39]} 39. a4 {[%emt 0:00:18]} g6 {[%emt 0:01:04]} 40. a5 {[%emt 0:01:27]} Kb5 {[%emt 0:01:58]} 41. Rd5+ {[%emt 0:30:31]} Kc6 {[%emt 0:02:10]} 42. Rd2 {[%emt 0:00:00]} Ra7 {[%emt 0:03:40]} 43. Ra2 {[%emt 0:00:00]} Ra6 {[%emt 0:01:28]} 44. g5 {[%emt 0:00:00]} Kb7 {[%emt 0:12:00]} 45. Kg3 {[%emt 0:00:00]} Re6 {[%emt 0:00:50]} 46. Rb2+ {[%emt 0:00:00]} Ka7 {[%emt 0:00:45]} 47. Kf4 {[%emt 0:00:00]} Re7 {[%emt 0:01:59]} 48. Rb6 {[%emt 0:00:00]} Rf7+ {[%emt 0:02:34]} 49. Rf6 {[%emt 0:00:00]} Re7 {[%emt 0:00:03]} 50. a6 {[%emt 0:00:00]} Ka8 {[%emt 0:01:23]} 51. f3 {[%emt 0:00:00]} exf3 {[%emt 0:00:43]} 52. Kxf3 {[%emt 0:00:00]} Re5 {[%emt 0:03:55]} 53. Kf4 {[%emt 0:00:00]} Ra5 {[%emt 0:00:51]} 54. e4 {[%emt 0:00:00]} Ka7 {[%emt 0:02:41]} 55. Rf7+ {[%emt 0:00:00]} Kxa6 {[%emt 0:00:54]} 56. Rxh7 {[%emt 0:00:00]} Kb5 {[%emt 0:00:45]} 57. Rf7 {[%emt 0:00:00]} Kc4 {[%emt 0:02:11]} 58. Rf6 {[%emt 0:00:00]} Ra1 {[%emt 0:00:20]} 59. Rxg6 {[%emt 0:00:00]} Kd4 {[%emt 0:00:11]} 60. Rd6+ {[%emt 0:00:00]} Kc5 {[%emt 0:00:06]} 61. Rd2 {[%emt 0:00:00]} Rf1+ {[%emt 0:00:50]} 62. Ke5 {[%emt 0:00:00]} Rg1 {[%emt 0:00:18]} 63. Rc2+ {[%emt 0:00:00]} Kb6 {[%emt 0:00:05]} 64. Kf6 {[%emt 0:00:00]} Rg2 {[%emt 0:00:04]} 65. Rxg2 {[%emt 0:43:51]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "4.3"]
[White "Hlavina, Matous"]
[Black "Babula, Vlastimil"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2112"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,52,0,0,-14,0,0,6,0,12,-27,-14,-13,10,2,74,68,59,28,49,0,31,13,18,8,16,14,16,0,43,45,35,43,35,11,18,12,18,22,22,0,0,0,19,0,0]} 1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. Nc3 g6 5. e3 Bg7 6. Nge2 {A01: Nimzowitsch-Larsen Opening.} O-O 7. d4 d6 {[#]} 8. h3 $146 ({Predecessor:} 8. d5 Ne7 9. Qd2 Nd7 10. O-O-O a5 11. Ng3 Nc5 12. Bd3 f5 13. Kb1 Bd7 14. Bc2 {0-1 (39) Grabmeier,J (1949)-Comes,B (2109) Bayerisch Eisenstein 2015}) 8... Re8 {[#] aiming for ...exd4.} 9. dxe5 (9. d5 $5 {[%cal Rd5c6]} Ne7 10. Ng3 $11) 9... dxe5 10. g4 Nb4 {Strongly threatening ...Nd3+.} 11. Ng3 c6 (11... Qe7 $11 {remains equal.}) 12. a3 (12. g5 {looks sharper.} Nd7 13. a3 Na6 14. h4 Qe7 15. Be2) 12... Na6 13. Qxd8 (13. g5 {keeps more tension.} Nh5 14. Nxh5 gxh5 15. Qxh5 Nc5 16. Rd1) 13... Rxd8 14. b4 {Prevents Nc5.} (14. g5 $1 $14) 14... h6 (14... Be6 $5 {[%cal Ra6c7]}) 15. Be2 Be6 16. Rd1 Nc7 17. O-O Nd7 18. Nge4 Nb6 (18... Ne8 $11) 19. Nd6 $14 Rab8 20. Nce4 Ne8 21. Ba1 Nxd6 {The position is equal.} 22. Nxd6 Nc8 23. Ne4 Nb6 24. Nd6 Nc8 25. Ne4 Nb6 26. Nd6 Nc8 {Weighted Error Value: White=0.12 (very precise) /Black=0.12 (very precise)} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "4.4"]
[White "Frank, Adam"]
[Black "Gloser, David"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2270"]
[BlackElo "2238"]
[Annotator "ChessBase"]
[PlyCount "87"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:03]} d6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:02]} g6 {[%emt 0:00:07]} 6. Be2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:45]} 7. O-O {[%emt 0:00:06]} O-O {[%emt 0:01:48]} 8. Re1 {[%emt 0:00:04]} Nc6 {[%emt 0:02:22]} 9. Nb3 {[%emt 0:00:04]} a6 {[%emt 0:02:39]} 10. Bf1 {[%emt 0:00:28]} b5 {[%emt 0:06:47]} 11. Bg5 {[%emt 0:00:05]} Re8 {[%emt 0:10:37]} 12. a4 {[%emt 0:08:02]} b4 {[%emt 0:05:59]} 13. Nd5 {[%emt 0:00:05]} Nxd5 {[%emt 0:01:58]} 14. exd5 {[%emt 0:00:05]} Ne5 {[%emt 0:01:55]} 15. Qd2 {[%emt 0:13:04]} Rb8 {[%emt 0:07:16]} 16. Re4 {[%emt 0:13:30]} Qc7 {[%emt 0:05:56]} 17. Rxb4 {[%emt 0:17:34]} Rxb4 {[%emt 0:01:06]} 18. Qxb4 {[%emt 0:00:04]} Qxc2 {[%emt 0:00:54]} 19. Nd4 {[%emt 0:00:14]} Qc5 {[%emt 0:12:28]} 20. Qxc5 dxc5 {[%emt 0:00:04]} 21. Nb3 {[%emt 0:04:37]} Nd7 {[%emt 0:00:47]} 22. Re1 {[%emt 0:14:48]} Kf8 {[%emt 0:03:50]} 23. Re2 {[%emt 0:01:18]} Be5 {[%emt 0:07:41]} 24. Nxc5 {[%emt 0:02:47]} Nxc5 {[%emt 0:00:27]} 25. Rxe5 {[%emt 0:00:08]} f6 {[%emt 0:00:30]} 26. Bh6+ {[%emt 0:09:24]} Kf7 {[%emt 0:00:30]} 27. Re1 {[%emt 0:00:31]} g5 {[%emt 0:01:31]} 28. b4 {[%emt 0:00:04]} Nxa4 {[%emt 0:05:16]} 29. Bd3 {[%emt 0:00:23]} Nb6 {[%emt 0:02:46]} 30. f4 {[%emt 0:03:09]} Nxd5 {[%emt 0:05:43]} 31. fxg5 {[%emt 0:00:04]} f5 {[%emt 0:00:51]} 32. Re5 {[%emt 0:05:59]} Nxb4 {[%emt 0:01:21]} 33. Be2 {[%emt 0:00:48]} Kg6 {[%emt 0:02:53]} 34. h4 {[%emt 0:00:03]} e6 {[%emt 0:01:31]} 35. h5+ {[%emt 0:02:06]} Kf7 {[%emt 0:00:04]} 36. Bc4 {[%emt 0:04:50]} Nd5 {[%emt 0:01:23]} 37. Bxd5 {[%emt 0:00:56]} Rd8 {[%emt 0:01:14]} 38. Bf3 {[%emt 0:00:40]} Bd7 {[%emt 0:00:47]} 39. Rc5 {[%emt 0:00:13]} Be8 {[%emt 0:00:32]} 40. Rc7+ {[%emt 0:00:29]} Rd7 {[%emt 0:00:05]} 41. Rc8 {[%emt 0:30:04]} Re7 {[%emt 0:30:19]} 42. g6+ {[%emt 0:00:28]} hxg6 {[%emt 0:00:13]} 43. Bg5 {[%emt 0:00:04]} Bd7 {[%emt 0:00:27]} 44. Rc7 {[%emt 0:00:12]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "4.5"]
[White "Ocelak, Jakub"]
[Black "Svanda, Ondrej"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2053"]
[BlackElo "2303"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,80,39,5,7,18,29,0,0,-24,-20,-42,-17,-54,-40,-91,-43,-49,-43,-36,-36,-43,-25,-43,-44,-47,-59,-77,-71,-86,-81,-113,-94,-231,-114,-170,-168,-131,-58,-59,-31,-27,-20,-30,-47,-37,0,-120,45,46,48,8,8,8,8,8,8,8,8,8,8,10,9,-317,-320,-290,-304,-304,-304]} 1. c4 e5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 f5 6. Nge2 Nf6 7. d4 d6 8. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} O-O {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} 9. b5 Ne7 10. O-O e4 {[#] The position is equal.} 11. Nf4 $146 {Prevents Be6.} ({Predecessor:} 11. a4 Be6 12. Qb3 Bf7 13. a5 a6 14. bxa6 bxa6 15. Qa4 Qd7 16. f3 exf3 17. Bxf3 {1-0 (63) Andreikin,D (2700)-Carlsen,M (2837) Astana 2012}) 11... g5 12. Nfd5 Be6 {[%cal Rf6d5]} 13. Qb3 Nexd5 14. cxd5 {[#]} (14. Nxd5 $15 Nxd5 15. cxd5) 14... Bf7 (14... Nxd5 $1 $17 {[%cal Od5f4] Hoping for ...Nf4!} 15. Nxd5 c6 16. bxc6 bxc6) 15. f3 $15 exf3 16. Bxf3 Qe7 17. Bd2 h5 18. Bg2 Bg6 19. Rae1 Bh6 20. Bc1 Qh7 21. a4 {[%cal Oe3e4]} Rae8 22. Ne2 Re7 23. h4 (23. Qd1 $17) 23... Ng4 (23... gxh4 $1 $19 {has better winning chances.} 24. gxh4 Qg7) 24. hxg5 (24. e4 $17 {might work better.} gxh4 25. e5 (25. Bxh6 $2 Qxh6 26. e5 hxg3 $19) 25... hxg3 26. Qxg3) 24... Bxg5 $19 25. Nf4 Bxf4 ({Better is} 25... h4 $17 26. e4 hxg3 27. Qxg3 Bh4) 26. Rxf4 $15 h4 {[%cal Bh5h4,Bh4h3,Bh3h2][%mdl 32]} 27. e4 $1 h3 28. Bf3 h2+ 29. Kg2 Qh5 {Strongly threatening ...Rh7.} 30. Qc2 {[#]} (30. Qd1 $11 {keeps the balance.}) 30... Rfe8 $2 {Really sharp! Black is more active.} ({Don't take} 30... Rh7 31. Kh1 $16) (30... Rxe4 $1 $17 31. Bxe4 fxe4 32. Rxf8+ (32. Qxc7 $2 Rxf4 33. Bxf4 e3 $19) 32... Kxf8 33. Qxc7 (33. Rf1+ Bf7 $11) 33... Bf7) 31. Kh1 $1 $14 Qh3 32. Qg2 (32. e5 $5 {[%cal Rf4g4]} Qxg3 33. Rf1 $14) 32... Qxg2+ 33. Kxg2 Nf6 $132 {[%cal Rf5e4][%mdl 2048] Black is fighting back} 34. e5 dxe5 35. dxe5 Rxe5 36. Rxe5 Rxe5 37. Bb2 Re1 38. Kf2 $2 {[%mdl 8192] [#]} (38. Kxh2 $11 Ng4+ 39. Kg2 (39. Bxg4 fxg4 40. Rxg4 Kf7 $11)) 38... Bh5 $1 $19 {[%mdl 512] And now ...Bxf3 would win. Black has a decisive advantage.} 39. Kxe1 Bxf3 40. Rh4 {[#] Black must now prevent d6.} Ng4 $1 {Weighted Error Value: White=0.50/Black=0.21 (precise)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.13"]
[Round "4.6"]
[White "Mladek, Richard"]
[Black "Vojta, Jakub"]
[Result "1/2-1/2"]
[ECO "A58"]
[WhiteElo "2374"]
[BlackElo "2406"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,80,14,38,47,61,53,58,54,46,47,53,46,54,41,45,58,49,2,17,39,53,18,24,25,16,5,43,30,75,54,54,29,37,26,33,20,37,35,38,44,74,69,59,62,62,68,128,90,147,130,152,80,211,143,163,90,86,100,97,0,0,0,21,6,5,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 {[%cal Bc2c4,Bc4b5][%mdl 32]} c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 {A58: Benko/Volga Gambit: Lines with 5 bxa6.} Bg7 7. e4 {Hoping for e5.} O-O 8. a7 {White is slightly better.} Rxa7 9. Nf3 e6 10. Be2 exd5 11. exd5 d6 12. O-O Na6 13. Qa4 {[#]} (13. Nb5 $14 {might be stronger.} Rd7 14. Bc4) 13... Bb7 $146 (13... Bf5 $5) ({Predecessor:} 13... Bf5 14. Bg5 h6 15. Bf4 Ra8 16. Bxa6 Bc8 17. Rfe1 Rxa6 18. Qd1 Bb7 19. Qd3 Rb6 {0-1 (25) Kellett,S (1984)-Farmer,M (1983) ICCF email 2018}) 14. Rd1 Ra8 15. Bc4 (15. Qh4 $5 {[%cal Rc1g5]}) 15... Re8 16. a3 Nc7 17. Qc2 Bc8 (17... Ba6 $5 {[%cal Ra6c4]} 18. b3 Ng4 $14) 18. h3 Ba6 (18... Bf5 $11 19. Bd3 Bc8) 19. Bxa6 Rxa6 20. Bg5 {[%cal Oc3e4]} Qa8 {[%cal Rc7d5]} 21. Qd3 Rb8 22. Rab1 Nd7 23. Re1 {And now Re7 would win.} Nb6 {[%cal Rb6d5]} 24. Rbd1 Na4 25. Nxa4 Rxa4 26. Re7 Ne8 27. Bc1 {[%cal Bg5c1,Bc1e3,Be3f4][%mdl 32] White is more active.} c4 (27... Nf6 $14) 28. Qe2 {[%cal Oe7f7] Strongly threatening Rxf7!} Bf6 (28... Ra7 $142) 29. Re4 $16 Rc8 30. Rf4 (30. Re1 $142 {[%cal Re4e8]} Nc7 31. Rxc4) 30... Kg7 (30... c3 $16 31. bxc3 Bxc3) 31. Be3 {Threatens to win with Bd4.} c3 {aiming for ...Rxf4.} 32. bxc3 (32. Bd4 $1 $18) 32... Rxf4 33. Bxf4 Rxc3 {[#]} 34. Ng5 (34. Rd3 $1 $16) 34... Rxa3 $11 {The position is equal.} 35. Ne4 Qa6 (35... Ra1 $5 {[%cal Ra8d5]}) 36. Qd2 (36. Qe1 {seems wilder.} Ra2 37. Nxf6 Nxf6 38. Qc3 Qe2 39. Rf1) 36... Ra1 37. Kh2 Rxd1 38. Qxd1 Qc4 39. f3 Bd4 40. Kh1 Nf6 {Weighted Error Value: White=0.15 (very precise) /Black=0.13 (very precise)} (40... Qxd5 $2 {[#]} 41. Be3 $1 {[%mdl 512]} f6 42. Bxd4 $18) 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "5.1"]
[White "Vojta, Jakub"]
[Black "Mica, Marek"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2406"]
[BlackElo "2272"]
[Annotator "ChessBase"]
[PlyCount "94"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:03]} d5 {[%emt 0:00:07]} 2. g3 {[%emt 0:00:18]} c6 {[%emt 0:00:11]} 3. Bg2 {[%emt 0:00:27]} Bg4 {[%emt 0:00:05]} 4. c4 {[%emt 0:03:03]} e6 {[%emt 0:00:24]} 5. O-O {[%emt 0:02:44]} Nf6 {[%emt 0:00:14]} 6. d3 {[%emt 0:05:32]} Nbd7 {[%emt 0:00:49]} 7. b3 {[%emt 0:00:44]} Bd6 {[%emt 0:03:14]} 8. Bb2 {[%emt 0:00:15]} O-O {[%emt 0:00:52]} 9. d4 {[%emt 0:05:08]} Bf5 {[%emt 0:08:34]} 10. Nbd2 {[%emt 0:05:46]} h6 {[%emt 0:00:37]} 11. a3 {[%emt 0:07:37]} b5 {[%emt 0:05:33]} 12. Ne5 {[%emt 0:07:28]} bxc4 {[%emt 0:18:09]} 13. Nxd7 {[%emt 0:06:43]} Qxd7 {[%emt 0:00:16]} 14. bxc4 {[%emt 0:00:04]} Rab8 {[%emt 0:00:52]} 15. Bc3 {[%emt 0:00:17]} Rfd8 {[%emt 0:02:53]} 16. Qa4 {[%emt 0:01:45]} Bc7 {[%emt 0:03:21]} 17. Rac1 {[%emt 0:06:32]} Bb6 {[%emt 0:01:41]} 18. Nf3 {[%emt 0:05:13]} c5 {[%emt 0:08:43]} 19. Qxd7 {[%emt 0:01:03]} Rxd7 {[%emt 0:00:07]} 20. Ne5 {[%emt 0:06:02]} Rc7 {[%emt 0:09:38]} 21. cxd5 {[%emt 0:08:29]} exd5 {[%emt 0:07:30]} 22. dxc5 {[%emt 0:00:31]} Rxc5 {[%emt 0:01:18]} 23. Bb4 {[%emt 0:00:53]} Rxc1 {[%emt 0:00:34]} 24. Rxc1 {[%emt 0:00:04]} Re8 {[%emt 0:01:08]} 25. Bd6 {[%emt 0:03:24]} Ng4 {[%emt 0:06:24]} 26. Nxg4 {[%emt 0:01:56]} Bxg4 {[%emt 0:00:47]} 27. Bc5 {[%emt 0:17:27]} Rc8 {[%emt 0:02:05]} 28. Be3 {[%emt 0:00:01]} Bxe3 {[%emt 0:01:09]} 29. Rxc8+ {[%emt 0:00:02]} Bxc8 {[%emt 0:00:10]} 30. fxe3 {[%emt 0:00:02]} Bb7 {[%emt 0:00:12]} 31. Kf2 {[%emt 0:00:19]} Kf8 {[%emt 0:00:06]} 32. Ke1 {[%emt 0:01:06]} Ke7 {[%emt 0:00:51]} 33. Kd2 {[%emt 0:00:04]} Kd6 {[%emt 0:00:09]} 34. Bf3 {[%emt 0:01:41]} Ke5 {[%emt 0:02:36]} 35. Kc3 {[%emt 0:01:09]} a5 {[%emt 0:00:46]} 36. Kd3 {[%emt 0:00:49]} Bc8 {[%emt 0:00:42]} 37. Kc3 {[%emt 0:00:33]} Bd7 {[%emt 0:00:50]} 38. Kd3 {[%emt 0:01:28]} g5 {[%emt 0:03:51]} 39. Kc3 {[%emt 0:02:40]} g4 {[%emt 0:00:15]} 40. Bg2 {[%emt 0:00:13]} Bf5 {[%emt 0:01:21]} 41. Kb3 {[%emt 0:03:20]} Be4 {[%emt 0:02:39]} 42. Bf1 {[%emt 0:00:17]} Bh1 {[%emt 0:00:26]} 43. Ka4 {[%emt 0:04:24]} Ke4 {[%emt 0:00:11]} 44. Kxa5 {[%emt 0:00:09]} Kxe3 {[%emt 0:00:07]} 45. Kb5 {[%emt 0:00:35]} Kf2 {[%emt 0:00:12]} 46. Kc5 {[%emt 0:00:13]} Kxf1 {[%emt 0:00:55]} 47. Kd4 {[%emt 0:00:01]} Kxe2 {[%emt 0:00:18]} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "5.2"]
[White "Svanda, Ondrej"]
[Black "Mladek, Richard"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2303"]
[BlackElo "2374"]
[Annotator "ChessBase"]
[PlyCount "61"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:13]} 2. g3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:38]} 3. Bg2 {[%emt 0:00:08]} e6 {[%emt 0:02:21]} 4. c4 {[%emt 0:00:08]} Be7 {[%emt 0:01:01]} 5. O-O {[%emt 0:00:08]} O-O {[%emt 0:00:03]} 6. d4 {[%emt 0:00:06]} dxc4 {[%emt 0:00:32]} 7. Qc2 {[%emt 0:00:05]} a6 {[%emt 0:00:16]} 8. a4 {[%emt 0:00:06]} Bd7 {[%emt 0:00:37]} 9. Qxc4 {[%emt 0:00:07]} Bc6 {[%emt 0:00:04]} 10. Bg5 {[%emt 0:00:05]} Nbd7 {[%emt 0:03:24]} 11. Nc3 {[%emt 0:00:37]} h6 {[%emt 0:02:41]} 12. Bxf6 {[%emt 0:00:02]} Nxf6 {[%emt 0:00:17]} 13. Rfd1 {[%emt 0:00:13]} a5 {[%emt 0:06:23]} 14. Qd3 {[%emt 0:03:51]} Bxf3 {[%emt 0:01:37]} 15. Bxf3 {[%emt 0:00:05]} c6 {[%emt 0:00:08]} 16. e3 {[%emt 0:05:51]} Qb6 {[%emt 0:03:23]} 17. Qc2 {[%emt 0:02:22]} Rfd8 {[%emt 0:02:12]} 18. Rac1 {[%emt 0:01:48]} g6 {[%emt 0:04:02]} 19. Kg2 {[%emt 0:00:06]} Kg7 {[%emt 0:00:32]} 20. h4 {[%emt 0:00:05]} h5 {[%emt 0:02:15]} 21. Ne4 {[%emt 0:21:20]} Nxe4 {[%emt 0:00:15]} 22. Bxe4 {[%emt 0:00:18]} Rd7 {[%emt 0:01:59]} 23. Rd3 {[%emt 0:00:29]} Rad8 {[%emt 0:01:03]} 24. Rcd1 {[%emt 0:01:05]} Qb4 {[%emt 0:15:28]} 25. Bf3 {[%emt 0:10:25]} Qb6 {[%emt 0:00:18]} 26. Rb3 {[%emt 0:00:33]} Qc7 {[%emt 0:01:14]} 27. Rbd3 {[%emt 0:00:02]} Qb6 {[%emt 0:00:11]} 28. Rb3 {[%emt 0:00:04]} Qc7 {[%emt 0:00:03]} 29. Rbd3 {[%emt 0:00:01]} Qb6 {[%emt 0:00:05]} 30. Rb3 {[%emt 0:00:07]} Qc7 {[%emt 0:00:01]} 31. Rbd3 {[%emt 0:00:08]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "5.3"]
[White "Gloser, David"]
[Black "Ocelak, Jakub"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2238"]
[BlackElo "2053"]
[Annotator "ChessBase"]
[PlyCount "63"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} e5 {[%emt 0:00:22]} 2. Nf3 {[%emt 0:00:16]} Nc6 {[%emt 0:00:05]} 3. Bc4 {[%emt 0:00:09]} Bc5 {[%emt 0:00:05]} 4. d3 {[%emt 0:01:28]} Nf6 {[%emt 0:00:07]} 5. O-O {[%emt 0:00:42]} O-O {[%emt 0:00:07]} 6. Bg5 {[%emt 0:00:40]} h6 {[%emt 0:00:34]} 7. Bh4 {[%emt 0:01:07]} Be7 {[%emt 0:00:21]} 8. Nbd2 {[%emt 0:08:12]} d6 {[%emt 0:04:25]} 9. c3 {[%emt 0:05:35]} Kh8 {[%emt 0:12:19]} 10. b4 {[%emt 0:08:42]} Nh7 {[%emt 0:09:24]} 11. Bxe7 {[%emt 0:02:53]} Nxe7 {[%emt 0:00:56]} 12. d4 {[%emt 0:04:49]} Ng6 {[%emt 0:00:22]} 13. Re1 {[%emt 0:04:35]} Qf6 {[%emt 0:10:28]} 14. h3 {[%emt 0:03:24]} Nf4 {[%emt 0:03:31]} 15. Bf1 {[%emt 0:04:38]} Ng5 {[%emt 0:11:40]} 16. Nxg5 {[%emt 0:02:54]} Qxg5 {[%emt 0:00:08]} 17. Kh2 {[%emt 0:01:03]} Qf6 {[%emt 0:02:51]} 18. Qf3 {[%emt 0:05:44]} Qg5 {[%emt 0:05:13]} 19. Re3 {[%emt 0:05:10]} Be6 {[%emt 0:04:06]} 20. g3 {[%emt 0:03:23]} Ng6 {[%emt 0:00:51]} 21. Qe2 {[%emt 0:01:15]} Qf6 {[%emt 0:03:50]} 22. Nf3 {[%emt 0:01:13]} c6 {[%emt 0:02:45]} 23. Bg2 {[%emt 0:03:36]} Rfd8 {[%emt 0:03:32]} 24. a4 {[%emt 0:02:13]} Qe7 {[%emt 0:05:09]} 25. Qb2 {[%emt 0:00:43]} Qc7 {[%emt 0:01:58]} 26. Rc1 {[%emt 0:02:44]} a5 {[%emt 0:06:09]} 27. Rb1 {[%emt 0:05:40]} axb4 {[%emt 0:01:19]} 28. Qxb4 {[%emt 0:00:12]} Ra7 {[%emt 0:00:10]} 29. Rd3 {[%emt 0:01:51]} Rda8 {[%emt 0:00:35]} 30. dxe5 {[%emt 0:01:23]} dxe5 {[%emt 0:00:21]} 31. a5 {[%emt 0:02:11]} Rxa5 {[%emt 0:04:57]} 32. Qxb7 {[%emt 0:00:06]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "5.4"]
[White "Babula, Vlastimil"]
[Black "Frank, Adam"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2558"]
[BlackElo "2270"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,74,9,18,2,9,4,76,15,20,27,17,14,13,16,15,14,12,14,25,22,20,17,13,11,11,0,0,0,0,0,0,0,0,0,0,0,0,0,33,31,37,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Bd3 d6 9. exd6 O-O 10. O-O Qxd6 11. c3 {11.h3 is the hot move. B29: Sicilian: 2 Nf3 Nf6 (Nimzowitsch Variation).} Re8 12. Qa4 d4 {[#]} (12... h6 $11) 13. cxd4 $146 (13. Ng5 $1 $16) ({Predecessor:} 13. Ng5 h6 14. Bh7+ Kf8 15. Ne4 Rxe4 16. Bxe4 Bd7 17. Qc2 Re8 18. Bd2 Bb6 19. Rae1 {1-0 (26) Socko,B (2528)-Krogulski,G (2252) Zakopane 2000}) 13... Bxd4 $11 14. Nxd4 Qxd4 15. Qxd4 Nxd4 16. Be3 {This bishop pair is nice.} Bf5 17. Rad1 Bxd3 18. Rxd3 Ne6 19. Rd7 b6 20. Rfd1 Rad8 21. Kf1 Kf8 22. b4 Rxd7 23. Rxd7 Re7 24. Rxe7 Kxe7 {[%mdl 4096] Endgame KB-KN} 25. Ke2 Kd6 26. Kd3 Kc6 27. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} a6 28. Ke4 b5 29. a5 Nc7 30. f4 Nd5 {The position is equal.} 31. Bc5 g6 32. g3 Nf6+ 33. Kd4 Ng4 34. h3 Nf6 35. g4 {To avoid Nh5} Nd5 36. Ke4 Nf6+ 37. Kd4 Nd5 {Weighted Error Value: White=0.08 (flawless) /Black=0.08 (flawless)} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "5.5"]
[White "Lajbl, Jan"]
[Black "Hlavina, Matous"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2218"]
[BlackElo "2112"]
[Annotator "ChessBase"]
[PlyCount "125"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:07:24]} e6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:05]} 3. Nd2 {[%emt 0:00:19]} c5 {[%emt 0:00:10]} 4. Ngf3 {[%emt 0:00:43]} cxd4 {[%emt 0:00:50]} 5. Nxd4 {[%emt 0:01:37]} Nc6 {[%emt 0:00:31]} 6. Bb5 {[%emt 0:00:56]} Bd7 {[%emt 0:00:09]} 7. Nxc6 {[%emt 0:00:17]} bxc6 {[%emt 0:00:08]} 8. Bd3 {[%emt 0:00:05]} Bd6 {[%emt 0:02:01]} 9. Qe2 {[%emt 0:03:47]} Qc7 {[%emt 0:01:49]} 10. Nf3 {[%emt 0:03:37]} dxe4 {[%emt 0:12:29]} 11. Bxe4 {[%emt 0:02:46]} Nf6 {[%emt 0:00:15]} 12. Bd3 {[%emt 0:02:45]} Nd5 {[%emt 0:02:51]} 13. O-O {[%emt 0:05:37]} Rb8 {[%emt 0:04:21]} 14. c4 {[%emt 0:05:40]} Nf4 {[%emt 0:01:32]} 15. Qc2 {[%emt 0:08:42]} c5 {[%emt 0:02:42]} 16. Rd1 {[%emt 0:03:53]} Bc6 {[%emt 0:03:01]} 17. Be4 {[%emt 0:01:44]} Ng6 {[%emt 0:01:15]} 18. b3 {[%emt 0:08:14]} Ne5 {[%emt 0:04:37]} 19. Bxc6+ {[%emt 0:06:59]} Qxc6 {[%emt 0:01:50]} 20. Ng5 {[%emt 0:03:52]} Ng4 {[%emt 0:06:07]} 21. h3 {[%emt 0:08:43]} Bh2+ {[%emt 0:06:06]} 22. Kh1 {[%emt 0:06:46]} Be5 {[%emt 0:00:25]} 23. Bb2 {[%emt 0:03:59]} Bxb2 {[%emt 0:01:10]} 24. Qxb2 {[%emt 0:00:09]} Nf6 {[%emt 0:00:16]} 25. Qe5 {[%emt 0:00:57]} O-O {[%emt 0:01:23]} 26. Rd6 {[%emt 0:00:56]} Qb7 {[%emt 0:03:01]} 27. Re1 {[%emt 0:04:37]} Rbc8 {[%emt 0:02:24]} 28. Rd3 {[%emt 0:04:50]} Qc7 {[%emt 0:01:21]} 29. Qe3 {[%emt 0:01:24]} Rfd8 {[%emt 0:01:41]} 30. Red1 {[%emt 0:00:26]} h6 {[%emt 0:02:37]} 31. Nf3 {[%emt 0:00:10]} Rxd3 {[%emt 0:01:45]} 32. Qxd3 {[%emt 0:00:07]} Qf4 {[%emt 0:01:20]} 33. Kg1 {[%emt 0:00:53]} Kf8 {[%emt 0:01:41]} 34. g3 {[%emt 0:02:01]} Qc7 {[%emt 0:01:15]} 35. Qe3 {[%emt 0:00:06]} Nd7 {[%emt 0:03:26]} 36. Qe4 {[%emt 0:01:46]} Nf6 {[%emt 0:03:20]} 37. Qe3 {[%emt 0:00:04]} Nd7 {[%emt 0:00:12]} 38. Kg2 {[%emt 0:00:03]} Qc6 {[%emt 0:00:58]} 39. Kh2 {[%emt 0:01:51]} Qc7 {[%emt 0:00:19]} 40. Qc3 {[%emt 0:00:08]} Nf6 {[%emt 0:01:13]} 41. Qe3 {[%emt 0:05:55]} Nd7 {[%emt 0:00:29]} 42. Nd2 {[%emt 0:00:31]} Nf6 {[%emt 0:01:05]} 43. Nb1 {[%emt 0:01:03]} a6 {[%emt 0:00:42]} 44. Nc3 {[%emt 0:00:13]} Qc6 {[%emt 0:01:32]} 45. Na4 {[%emt 0:03:28]} Ke7 {[%emt 0:01:01]} 46. f3 {[%emt 0:00:59]} Qc7 {[%emt 0:01:51]} 47. Kg2 {[%emt 0:04:43]} Nh5 {[%emt 0:01:17]} 48. Qe1 {[%emt 0:05:51]} Nf6 {[%emt 0:01:01]} 49. Rd3 {[%emt 0:00:40]} Nh5 {[%emt 0:01:19]} 50. Rd2 {[%emt 0:00:43]} Nf6 {[%emt 0:00:35]} 51. Re2 {[%emt 0:00:40]} Kf8 {[%emt 0:02:03]} 52. Rd2 {[%emt 0:01:02]} Ke7 {[%emt 0:00:51]} 53. a3 {[%emt 0:01:14]} Qc6 {[%emt 0:01:31]} 54. Qe3 {[%emt 0:00:40]} Rc7 {[%emt 0:01:33]} 55. Qe5 {[%emt 0:00:50]} Rc8 {[%emt 0:01:00]} 56. Nc3 {[%emt 0:01:13]} Qc7 {[%emt 0:00:43]} 57. Qe3 {[%emt 0:01:07]} Qc6 {[%emt 0:00:59]} 58. Nd5+ {[%emt 0:01:30]} Nxd5 {[%emt 0:00:43]} 59. cxd5 {[%emt 0:00:06]} Qd6 {[%emt 0:01:06]} 60. dxe6 {[%emt 0:02:18]} Qxe6 {[%emt 0:00:34]} 61. Qd3 {[%emt 0:00:45]} Kf8 {[%emt 0:03:47]} 62. Re2 {[%emt 0:00:14]} c4 {[%emt 0:03:08]} 63. Qd1 {[%emt 0:07:19]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "5.6"]
[White "Stalmach, Richard"]
[Black "Kusa, Jakub"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2302"]
[BlackElo "2298"]
[Annotator "ChessBase"]
[PlyCount "100"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:20]} 2. c4 {[%emt 0:00:07]} e6 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:00:06]} d5 {[%emt 0:00:11]} 4. cxd5 {[%emt 0:00:06]} exd5 {[%emt 0:00:08]} 5. Bg5 {[%emt 0:00:12]} Nbd7 {[%emt 0:00:42]} 6. e3 {[%emt 0:00:16]} c6 {[%emt 0:00:17]} 7. Bd3 {[%emt 0:00:07]} Be7 {[%emt 0:00:30]} 8. Nge2 {[%emt 0:00:07]} O-O {[%emt 0:01:26]} 9. Qc2 {[%emt 0:00:59]} Re8 {[%emt 0:00:47]} 10. O-O {[%emt 0:00:46]} h6 {[%emt 0:01:35]} 11. Bh4 {[%emt 0:02:39]} Nh5 {[%emt 0:01:53]} 12. Bxe7 {[%emt 0:01:06]} Qxe7 {[%emt 0:00:06]} 13. Rae1 {[%emt 0:09:19]} Nb6 {[%emt 0:03:42]} 14. Nc1 {[%emt 0:03:23]} Be6 {[%emt 0:03:30]} 15. Nb3 {[%emt 0:01:14]} Nc8 {[%emt 0:03:46]} 16. f3 {[%emt 0:07:25]} Nd6 {[%emt 0:04:57]} 17. e4 {[%emt 0:03:52]} Nf4 {[%emt 0:03:10]} 18. e5 {[%emt 0:01:47]} Nc4 {[%emt 0:02:14]} 19. Bxc4 {[%emt 0:10:18]} dxc4 {[%emt 0:00:08]} 20. Nc5 {[%emt 0:00:10]} Rad8 {[%emt 0:18:09]} 21. Rd1 {[%emt 0:12:18]} b6 {[%emt 0:08:57]} 22. N5e4 {[%emt 0:01:33]} Nd3 {[%emt 0:02:08]} 23. Ne2 {[%emt 0:12:16]} Bf5 {[%emt 0:04:12]} 24. N4g3 {[%emt 0:04:28]} Bh7 {[%emt 0:01:44]} 25. Qxc4 {[%emt 0:04:57]} Nxb2 {[%emt 0:00:17]} 26. Qxc6 {[%emt 0:00:05]} Nxd1 {[%emt 0:00:22]} 27. Rxd1 {[%emt 0:00:04]} Qa3 {[%emt 0:03:04]} 28. f4 {[%emt 0:02:37]} Rc8 {[%emt 0:02:51]} 29. Qd7 {[%emt 0:02:18]} Qe3+ {[%emt 0:04:37]} 30. Kh1 {[%emt 0:01:29]} Bd3 {[%emt 0:02:42]} 31. Ng1 {[%emt 0:02:37]} Red8 {[%emt 0:01:57]} 32. Qxa7 {[%emt 0:02:08]} Bc2 {[%emt 0:01:10]} 33. Rf1 {[%emt 0:00:41]} Qxd4 {[%emt 0:00:23]} 34. f5 {[%emt 0:00:42]} Qxe5 {[%emt 0:03:06]} 35. Qxb6 {[%emt 0:00:37]} Bd3 {[%emt 0:02:06]} 36. Rd1 {[%emt 0:00:13]} Qc5 {[%emt 0:01:40]} 37. Qb2 {[%emt 0:02:33]} Qc2 {[%emt 0:01:10]} 38. Qxc2 {[%emt 0:00:40]} Bxc2 {[%emt 0:00:12]} 39. Rxd8+ {[%emt 0:01:40]} Rxd8 {[%emt 0:00:01]} 40. h3 {[%emt 0:00:09]} Ra8 {[%emt 0:00:15]} 41. Nf3 {[%emt 0:30:09]} Rxa2 {[%emt 0:30:27]} 42. Kh2 {[%emt 0:00:26]} Ba4 {[%emt 0:02:08]} 43. Ne5 {[%emt 0:00:14]} Rc2 {[%emt 0:01:08]} 44. f6 {[%emt 0:04:04]} g6 {[%emt 0:01:01]} 45. Ng4 {[%emt 0:01:26]} Bc6 {[%emt 0:01:22]} 46. Ne3 {[%emt 0:00:05]} Ra2 {[%emt 0:02:01]} 47. Kg1 {[%emt 0:00:24]} h5 {[%emt 0:00:40]} 48. Ngf1 {[%emt 0:00:55]} Re2 {[%emt 0:00:23]} 49. h4 {[%emt 0:00:46]} Kf8 {[%emt 0:00:38]} 50. Kh2 {[%emt 0:00:05]} Rf2 {[%emt 0:00:20]} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "6.1"]
[White "Mica, Marek"]
[Black "Kusa, Jakub"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2272"]
[BlackElo "2298"]
[Annotator "ChessBase"]
[PlyCount "65"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:11]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:08]} d5 {[%emt 0:00:15]} 4. cxd5 {[%emt 0:00:05]} exd5 {[%emt 0:00:06]} 5. Bg5 {[%emt 0:00:10]} Nbd7 {[%emt 0:00:28]} 6. e3 {[%emt 0:00:14]} c6 {[%emt 0:00:27]} 7. Bd3 {[%emt 0:00:12]} Be7 {[%emt 0:00:20]} 8. Nge2 {[%emt 0:00:19]} O-O {[%emt 0:01:34]} 9. Qc2 {[%emt 0:00:23]} Re8 {[%emt 0:00:44]} 10. O-O {[%emt 0:00:16]} h6 {[%emt 0:02:01]} 11. Bh4 {[%emt 0:00:08]} Nh5 {[%emt 0:00:42]} 12. Bxe7 {[%emt 0:00:08]} Qxe7 {[%emt 0:00:06]} 13. Rae1 {[%emt 0:00:24]} Nb6 {[%emt 0:03:45]} 14. Nc1 {[%emt 0:00:11]} Be6 {[%emt 0:04:45]} 15. Nb3 {[%emt 0:00:23]} Rad8 {[%emt 0:00:32]} 16. Nc5 {[%emt 0:00:21]} Nc8 {[%emt 0:06:27]} 17. f3 {[%emt 0:00:36]} b6 {[%emt 0:01:55]} 18. Nxe6 {[%emt 0:00:49]} Qxe6 {[%emt 0:01:11]} 19. b3 {[%emt 0:09:06]} Qd6 {[%emt 0:08:47]} 20. Qf2 {[%emt 0:03:31]} Re7 {[%emt 0:02:53]} 21. g4 {[%emt 0:02:37]} Nf6 {[%emt 0:00:38]} 22. Ne2 {[%emt 0:01:21]} c5 {[%emt 0:05:52]} 23. Ng3 {[%emt 0:05:39]} g6 {[%emt 0:00:50]} 24. h4 {[%emt 0:02:51]} Rde8 {[%emt 0:04:49]} 25. Kg2 {[%emt 0:09:04]} cxd4 {[%emt 0:05:06]} 26. exd4 {[%emt 0:00:11]} Rxe1 {[%emt 0:02:09]} 27. Rxe1 {[%emt 0:00:22]} Rxe1 {[%emt 0:00:45]} 28. Qxe1 {[%emt 0:00:12]} Ne7 {[%emt 0:02:16]} 29. Qe3 {[%emt 0:02:02]} Kg7 {[%emt 0:01:05]} 30. g5 {[%emt 0:11:12]} hxg5 {[%emt 0:04:46]} 31. hxg5 {[%emt 0:00:10]} Ne8 {[%emt 0:01:16]} 32. f4 {[%emt 0:00:54]} Qe6 {[%emt 0:01:42]} 33. Qxe6 {[%emt 0:06:08]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "6.2"]
[White "Hlavina, Matous"]
[Black "Stalmach, Richard"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2112"]
[BlackElo "2302"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. b3 {[%emt 0:02:15]} e5 {[%emt 0:02:12]} 2. Bb2 {[%emt 0:00:06]} Nc6 {[%emt 0:00:55]} 3. c4 {[%emt 0:01:35]} g6 {[%emt 0:02:40]} 4. Nf3 {[%emt 0:01:33]} Bg7 {[%emt 0:00:08]} 5. e3 {[%emt 0:01:32]} d6 {[%emt 0:01:20]} 6. Be2 {[%emt 0:01:52]} Nge7 {[%emt 0:03:03]} 7. d4 {[%emt 0:01:13]} O-O {[%emt 0:00:25]} 8. Nc3 {[%emt 0:04:40]} a6 {[%emt 0:05:35]} 9. Qd2 {[%emt 0:01:23]} Bg4 {[%emt 0:02:16]} 10. Nxe5 {[%emt 0:07:15]} dxe5 {[%emt 0:04:03]} 11. Bxg4 {[%emt 0:00:59]} exd4 {[%emt 0:00:12]} 12. exd4 {[%emt 0:00:57]} Nxd4 {[%emt 0:00:24]} 13. O-O-O {[%emt 0:08:32]} c5 {[%emt 0:03:06]} 14. Rhe1 {[%emt 0:01:59]} Nec6 {[%emt 0:02:15]} 15. Nd5 {[%emt 0:01:52]} b5 {[%emt 0:01:00]} 16. Be2 {[%emt 0:01:18]} a5 {[%emt 0:07:02]} 17. cxb5 {[%emt 0:04:18]} Qxd5 {[%emt 0:01:33]} 18. Bf3 {[%emt 0:05:07]} Qd6 {[%emt 0:06:14]} 19. Bxc6 {[%emt 0:01:56]} Ra7 {[%emt 0:03:30]} 20. Kb1 {[%emt 0:05:10]} a4 {[%emt 0:02:17]} 21. b4 {[%emt 0:02:23]} Qxh2 {[%emt 0:06:38]} 22. g3 {[%emt 0:02:31]} Qh5 {[%emt 0:04:54]} 23. bxc5 {[%emt 0:04:51]} Nxc6 {[%emt 0:00:06]} 24. Bxg7 {[%emt 0:01:00]} Kxg7 {[%emt 0:02:46]} 25. Qc3+ {[%emt 0:00:51]} Kg8 {[%emt 0:00:04]} 26. bxc6 {[%emt 0:00:11]} Rc7 {[%emt 0:01:07]} 27. Rd6 {[%emt 0:03:15]} Qf5+ {[%emt 0:01:14]} 28. Ka1 {[%emt 0:07:57]} Qxf2 {[%emt 0:01:11]} 29. Red1 {[%emt 0:00:49]} Qe2 {[%emt 0:18:21]} 30. Rd8 {[%emt 0:05:24]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "6.3"]
[White "Frank, Adam"]
[Black "Lajbl, Jan"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2270"]
[BlackElo "2218"]
[Annotator "ChessBase"]
[PlyCount "117"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} c6 {[%emt 0:08:38]} 2. d4 {[%emt 0:00:06]} d5 {[%emt 0:00:07]} 3. Nd2 {[%emt 0:00:04]} dxe4 {[%emt 0:00:05]} 4. Nxe4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:03]} 5. Nxf6+ {[%emt 0:00:05]} exf6 {[%emt 0:00:02]} 6. c3 {[%emt 0:00:06]} Bd6 {[%emt 0:00:02]} 7. Bd3 {[%emt 0:00:04]} O-O {[%emt 0:00:04]} 8. Qc2 {[%emt 0:00:03]} Re8+ {[%emt 0:00:03]} 9. Ne2 {[%emt 0:00:04]} h5 {[%emt 0:00:02]} 10. Be3 {[%emt 0:00:04]} Nd7 {[%emt 0:00:37]} 11. O-O-O {[%emt 0:00:06]} b5 {[%emt 0:00:05]} 12. g4 {[%emt 0:20:04]} h4 {[%emt 0:04:55]} 13. Rhg1 {[%emt 0:02:20]} Nf8 {[%emt 0:04:46]} 14. Be4 {[%emt 0:11:27]} Qc7 {[%emt 0:05:52]} 15. g5 {[%emt 0:02:02]} f5 {[%emt 0:00:50]} 16. Bxf5 {[%emt 0:00:13]} Bxf5 {[%emt 0:00:18]} 17. Qxf5 {[%emt 0:00:03]} Ng6 {[%emt 0:00:08]} 18. h3 {[%emt 0:03:13]} Re6 {[%emt 0:06:08]} 19. Rg4 {[%emt 0:05:37]} Rae8 {[%emt 0:02:11]} 20. Kb1 {[%emt 0:00:36]} Qe7 {[%emt 0:03:25]} 21. Nc1 {[%emt 0:05:11]} Re4 {[%emt 0:07:59]} 22. Rdg1 {[%emt 0:05:54]} Qe6 {[%emt 0:02:06]} 23. Qxe4 {[%emt 0:00:11]} Qxe4+ {[%emt 0:00:06]} 24. Rxe4 {[%emt 0:00:03]} Rxe4 {[%emt 0:00:05]} 25. Kc2 {[%emt 0:03:15]} Ne7 {[%emt 0:06:35]} 26. Kd3 {[%emt 0:02:31]} Re6 {[%emt 0:00:05]} 27. Rg4 {[%emt 0:05:00]} Nf5 {[%emt 0:00:33]} 28. Ne2 {[%emt 0:00:06]} Rg6 {[%emt 0:01:16]} 29. Bf4 {[%emt 0:07:56]} Be7 {[%emt 0:04:34]} 30. Ng1 {[%emt 0:01:32]} Re6 {[%emt 0:02:12]} 31. Nf3 {[%emt 0:00:31]} c5 {[%emt 0:01:53]} 32. Nxh4 {[%emt 0:03:30]} c4+ {[%emt 0:01:05]} 33. Kd2 {[%emt 0:00:37]} Nxh4 {[%emt 0:01:21]} 34. Rxh4 {[%emt 0:00:08]} b4 {[%emt 0:00:09]} 35. d5 {[%emt 0:11:44]} Ra6 {[%emt 0:00:51]} 36. Kc2 {[%emt 0:00:11]} f6 {[%emt 0:05:43]} 37. d6 {[%emt 0:00:43]} Bxd6 {[%emt 0:01:44]} 38. Bxd6 {[%emt 0:00:03]} Rxd6 {[%emt 0:00:22]} 39. Rxc4 {[%emt 0:00:13]} fxg5 {[%emt 0:01:33]} 40. Rxb4 {[%emt 0:00:38]} Rf6 {[%emt 0:00:04]} 41. Rg4 {[%emt 0:30:54]} Rxf2+ {[%emt 0:30:19]} 42. Kb3 {[%emt 0:00:03]} Rf3 {[%emt 0:01:06]} 43. Rxg5 {[%emt 0:00:04]} Rxh3 {[%emt 0:00:05]} 44. a4 {[%emt 0:01:10]} Rh6 {[%emt 0:00:15]} 45. Kc4 {[%emt 0:01:09]} Rc6+ {[%emt 0:00:56]} 46. Rc5 {[%emt 0:00:13]} Ra6 {[%emt 0:01:55]} 47. a5 {[%emt 0:00:07]} Kf7 {[%emt 0:00:22]} 48. Kb5 {[%emt 0:00:23]} Re6 {[%emt 0:00:33]} 49. Rc7+ {[%emt 0:01:47]} Re7 {[%emt 0:00:06]} 50. Rxe7+ {[%emt 0:01:48]} Kxe7 {[%emt 0:00:04]} 51. Kc5 {[%emt 0:00:02]} g5 {[%emt 0:02:24]} 52. Kd5 {[%emt 0:00:06]} g4 {[%emt 0:01:06]} 53. Ke4 {[%emt 0:00:03]} g3 {[%emt 0:01:13]} 54. Kf3 {[%emt 0:00:03]} Kd6 {[%emt 0:00:17]} 55. b4 {[%emt 0:00:04]} Kd5 {[%emt 0:00:43]} 56. Kxg3 {[%emt 0:00:04]} Kc4 {[%emt 0:02:24]} 57. Kf3 {[%emt 0:00:06]} a6 {[%emt 0:01:21]} 58. Ke2 {[%emt 0:00:03]} Kxc3 {[%emt 0:00:11]} 59. b5 {[%emt 0:00:04]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "6.4"]
[White "Ocelak, Jakub"]
[Black "Babula, Vlastimil"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2053"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,64,29,43,33,45,39,24,18,28,7,59,56,83,63,93,37,82,93,95,86,110,33,68,37,96,27,145,0,100,90,102,91,77,89,81,-43,126,123,526,524,521,466,446,453,597,619,608,600,618,0,0,0,0]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 e5 7. d5 a5 8. g4 {E71: King's Indian: 4 e4 d6 5 h3.} Na6 9. f3 c6 10. h4 {[%cal Bh3h4,Bh4h5][%mdl 32] White has an edge.} cxd5 11. cxd5 Bd7 (11... h5 $1 $11) 12. h5 $14 {[#]} Rc8 $146 ({Predecessor:} 12... Qb8 13. Nge2 b5 14. Ng3 b4 15. Nce2 Bb5 16. h6 Bh8 17. Nf5 Re8 18. Ng7 Rc8 {0-1 (59) Batsiashvili,N (2491)-Gabdrakhmanov,A (2319) Chess.com INT 2022}) 13. Qd2 Nc5 14. Nge2 $1 b5 (14... Bxg4 $1 $14 15. fxg4 Ncxe4 16. Nxe4 Nxe4) 15. Ng3 $1 $16 b4 16. Nd1 Ne8 17. Be2 (17. Qh2 $16) 17... b3 18. a3 Na4 (18... f5 $14) 19. Bd3 (19. Rc1 $1 $16) 19... Nc7 (19... Nc5 $11 {remains equal.}) 20. Bh6 ({Don't play} 20. Qxa5 $6 Bf6 $16) (20. Qh2 $16 {hxg6 is the strong threat.} h6 21. Bxh6 $1 Bxh6 22. hxg6) 20... Qf6 {[#]} (20... Bxh6 $11 21. Qxh6 Qe7) 21. Nf5 $1 $36 {[%mdl 2048] White is really pushing.} Bxh6 (21... gxf5 22. Bg5) 22. Qxh6 {White wants to mate with hxg6.} Bxf5 23. gxf5 Qg7 24. Qd2 (24. Qe3 $16) 24... Nc5 $2 (24... gxf5 $15 {stays ahead.} 25. Ne3 fxe4 26. fxe4 f5) 25. Ne3 h6 $2 {[%mdl 8192]} (25... Kh8 $16 {is a better chance.}) 26. hxg6 $18 fxg6 27. Ke2 Nxd3 28. Qxd3 {Hoping for Rag1.} ({Resist} 28. Kxd3 Ne8 29. Rag1 Qa7 $18) 28... Ne8 29. Rag1 g5 30. Ng4 Rc2+ 31. Qxc2 $2 bxc2 $11 32. Nxh6+ Kh7 $1 {Weighted Error Value: White=0.32/Black=0.73} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "6.5"]
[White "Mladek, Richard"]
[Black "Gloser, David"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2374"]
[BlackElo "2238"]
[Annotator "ChessBase"]
[PlyCount "43"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:01]} d5 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:04]} 4. Nc3 {[%emt 0:00:05]} c5 {[%emt 0:00:04]} 5. cxd5 {[%emt 0:00:51]} exd5 {[%emt 0:00:05]} 6. Bg5 {[%emt 0:01:07]} Be6 {[%emt 0:00:11]} 7. Bxf6 {[%emt 0:00:33]} Qxf6 {[%emt 0:00:25]} 8. e4 {[%emt 0:00:05]} dxe4 {[%emt 0:01:21]} 9. Nxe4 {[%emt 0:01:49]} Qf4 {[%emt 0:07:57]} 10. Bb5+ {[%emt 0:01:33]} Nc6 {[%emt 0:09:03]} 11. Qe2 {[%emt 0:00:33]} cxd4 {[%emt 0:08:22]} 12. O-O {[%emt 0:01:31]} Be7 {[%emt 0:02:41]} 13. Nxd4 {[%emt 0:00:24]} Bd7 {[%emt 0:10:42]} 14. Nxc6 {[%emt 0:12:19]} Bxc6 {[%emt 0:10:49]} 15. Ng3 {[%emt 0:11:37]} Kf8 {[%emt 0:06:11]} 16. Rac1 {[%emt 0:07:01]} h5 {[%emt 0:02:43]} 17. Bxc6 {[%emt 0:03:30]} bxc6 {[%emt 0:00:07]} 18. Rfe1 {[%emt 0:04:22]} Bd6 {[%emt 0:06:56]} 19. Rc4 {[%emt 0:03:41]} Qf6 {[%emt 0:05:17]} 20. Rxc6 {[%emt 0:03:09]} Rd8 {[%emt 0:01:24]} 21. Nf5 {[%emt 0:13:23]} g6 {[%emt 0:03:31]} 22. Rxd6 {[%emt 0:00:12]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.14"]
[Round "6.6"]
[White "Vojta, Jakub"]
[Black "Svanda, Ondrej"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2406"]
[BlackElo "2303"]
[Annotator "ChessBase"]
[PlyCount "60"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:05]} c5 {[%emt 0:01:42]} 2. c4 {[%emt 0:00:05]} g6 {[%emt 0:00:10]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:08]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:25]} 5. Nc3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:04]} 6. e4 {[%emt 0:00:05]} d6 {[%emt 0:00:07]} 7. Be2 {[%emt 0:00:51]} Nxd4 {[%emt 0:00:06]} 8. Qxd4 {[%emt 0:00:03]} Bg7 {[%emt 0:00:01]} 9. Be3 {[%emt 0:04:37]} O-O {[%emt 0:00:14]} 10. Qd2 {[%emt 0:00:45]} a5 {[%emt 0:00:01]} 11. f3 {[%emt 0:09:42]} a4 {[%emt 0:00:02]} 12. Rc1 {[%emt 0:00:48]} Qa5 {[%emt 0:01:47]} 13. Nb5 {[%emt 0:01:17]} Qxd2+ {[%emt 0:15:09]} 14. Kxd2 {[%emt 0:00:34]} Bd7 {[%emt 0:00:02]} 15. Nc3 {[%emt 0:16:34]} Rfc8 {[%emt 0:01:52]} 16. Rc2 {[%emt 0:00:26]} Bc6 {[%emt 0:12:46]} 17. Nd5 {[%emt 0:01:47]} Nxd5 {[%emt 0:07:11]} 18. cxd5 {[%emt 0:01:26]} Bd7 {[%emt 0:00:01]} 19. Rhc1 {[%emt 0:01:12]} Kf8 {[%emt 0:00:01]} 20. Rxc8+ {[%emt 0:03:12]} Rxc8 {[%emt 0:00:06]} 21. Rxc8+ {[%emt 0:00:17]} Bxc8 {[%emt 0:00:02]} 22. Kc2 {[%emt 0:01:26]} Bd7 {[%emt 0:00:10]} 23. Bb6 {[%emt 0:05:29]} f5 {[%emt 0:00:53]} 24. Ba5 {[%emt 0:01:13]} fxe4 {[%emt 0:00:32]} 25. fxe4 {[%emt 0:00:05]} Be5 {[%emt 0:00:07]} 26. h3 {[%emt 0:00:17]} Kf7 {[%emt 0:01:15]} 27. Bd2 {[%emt 0:03:22]} Kf6 {[%emt 0:04:18]} 28. Be3 {[%emt 0:03:24]} g5 {[%emt 0:18:25]} 29. Bb6 {[%emt 0:09:08]} h6 {[%emt 0:03:47]} 30. Be3 {[%emt 0:01:56]} Be8 {[%emt 0:04:28]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.16"]
[Round "8.1"]
[White "Mica, Marek"]
[Black "Hlavina, Matous"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "2272"]
[BlackElo "2112"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,165,25,6,38,26,79,42,43,6,15,0,41,47,44,44,44,45,78,41,49,52,76,57,72,74,70,70,135,141,135,135,137,131,193,195,185,116,210,229,227,221,229,221,216,220,229,223,202,222,193,172,158,50,50,50,53,53,53,53,53,53,53,53,53,53,67,53,53,53,67,53,53,15,15,15,15,15,15,15,15,15,15,15,22,22,106,106,106,106,117,117,199,81,81,81,81,81,87,73,73,73,73,73,73,0,73,0,73,73,73,73,73,0,73,73,73,73,73,73,73,27,27,28,29964,29960,5193,2608,29961,8,29971,29973,29974,29974,29974,29975,29972,5314,29979,29980,29980,29981,29981,29982,29981,29981,29973,29961]} 1. Nf3 f5 2. d4 Nf6 3. c4 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c6 7. Nc3 d6 8. d5 e5 9. dxe6 Bxe6 10. Qd3 Na6 {[%cal Bb8a6,Ba6c5,Bc5e6][%mdl 32]} 11. Ng5 Bf7 {A88: Dutch Defence: Leningrad System: 5 Nf3 0-0 6 0-0 d6 7 Nc3 c6.} 12. Bf4 {[#]} Qa5 $146 (12... Nd7 $11) ({Predecessor:} 12... d5 13. Nxf7 Rxf7 14. cxd5 Nb4 15. Qc4 Nbxd5 16. Rad1 Kh8 17. Bxd5 cxd5 18. Nxd5 Rd7 19. Nc3 {½-½ (53) Zakharchenko,A (2179)-Collas,D (2396) Sunny Beach 2013}) 13. Nxf7 {White is more active.} (13. Qxd6 $6 Rfd8 14. Qe7 Rd7 $1 $15) (13. Bxd6 {seems wilder.} Rad8 14. Rfd1 Ne8 15. Nxf7 Rxf7 16. Bb4) 13... Rxf7 {White is slightly better.} 14. a3 {With the idea b4.} ({But not} 14. Qxd6 Rd8 15. Qa3 Qxa3 16. bxa3 Rd4 $15) 14... Nc5 $1 15. Qc2 ({Much weaker is} 15. Qxd6 Rd8 16. b4 Rxd6 $15) 15... Qc7 (15... Qa6 $11) 16. Rad1 $14 Rd8 17. b4 $36 {[%mdl 2048] Black is under pressure.} Ne6 18. Bc1 Ng4 {[%cal Od6d5]} 19. e3 (19. e4 $5 {[%cal Rc3e2]}) 19... Ne5 20. Ne2 Kh8 21. Nd4 Nxd4 22. exd4 Ng4 23. Bf4 {And now c5 would win.} Qd7 (23... Bh6 $14) 24. d5 $16 {dxc6 is the strong threat.} c5 25. bxc5 dxc5 26. Rfe1 Re7 (26... Rff8 $16 {was worth a try.} 27. h3 Nf6) 27. h3 $18 Nf6 28. d6 (28. Rxe7 $18 Qxe7 29. d6) 28... Rxe1+ (28... Ree8 $16) 29. Rxe1 Re8 {Inhibits Re7.} 30. Rxe8+ Nxe8 31. Qd3 {aiming for Qd5.} Bd4 {[#]} 32. Qf3 $1 Nf6 (32... Nxd6 $2 33. Qd5 $18) 33. Qxb7 Qxb7 34. Bxb7 {[%mdl 4096] Endgame KBB-KBN} Kg8 35. Bc6 {Threatens to win with d7.} Kf7 36. d7 (36. Kg2 $16) 36... Ke7 $14 37. Bb8 {This bishop pair is nice.} a6 $1 38. Bc7 Nxd7 39. Bb7 Ne5 40. Bxa6 Kd7 $1 41. Bxe5 Bxe5 {KB-KB} 42. Kg2 Kd6 43. Bc8 Bc3 44. a4 Ke5 45. Kf3 h6 46. g4 f4 47. g5 hxg5 48. Kg4 Kf6 49. Bb7 Ba5 50. Be4 Bc7 51. Bc2 Ba5 52. Kf3 Ke5 (52... Be1 $11) 53. Bxg6 $16 Bd8 54. Kg4 Kf6 55. Be4 Bc7 (55... Ke5 $16 56. f3 Kf6) 56. f3 (56. Bf5 $18 {is more deadly.}) 56... Ba5 57. Kh5 Bd8 58. Kh6 Ba5 59. Bd5 Be1 60. Kh7 Bc3 61. Kg8 Ke7 62. Kh7 Kf6 $1 63. Kh6 (63. Be4 $16) 63... Ba5 (63... Be1 $1 $11) 64. Kh5 Bd8 65. Kg4 Bc7 66. Be4 (66. Bb7 $16) 66... Bd8 (66... Ba5 $11) 67. h4 gxh4 68. Kxf4 {Strongly threatening Bf5.} Ke6 69. Bd5+ Kf6 70. Kg4 ({White should play} 70. Ba8 $16) 70... Ke5 $11 71. f4+ {[%cal Bf3f4,Bf4f5][%mdl 32]} Kd6 $2 {[%mdl 8192]} (71... Kd4 $11) 72. Kf5 Ba5 73. Kf6 {Hoping for Kg6.} h3 74. Kf7 $2 (74. f5 {mates} Bc3+ 75. Kg6 Ke7 76. Be4 Kf8 77. f6 Ba5 78. Bd5 Bc7 79. Be6) 74... Bd8 $2 {[%mdl 8192]} (74... Kc7 $11) 75. f5 Ke5 76. Ke8 Ba5 77. Kd7 h2 78. Kc6 (78. f6 $142 Kxf6 79. Kc6 Ke5 80. Kb5 Bc7 81. a5 Kd4 82. a6 Bb8 83. Kc6) 78... Kxf5 {[#]} 79. Kb5 $1 {White mates.} Bc7 80. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Ke5 81. a6 Bb8 82. Kb6 Kd4 83. Kb7 {Weighted Error Value: White=0.10 (very precise) /Black=0.15 (very precise)} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.16"]
[Round "8.2"]
[White "Frank, Adam"]
[Black "Kusa, Jakub"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2270"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,67,14,14,14,14,25,16,20,0,157,161,202,202,204,201,207,201,163,180,218,220,208,198,217,226,277,212,220,177,184,185,184,185,176,160,175,175,171,148,193,194,285,265,306,310,392,407,476,469,466,459,454,412,454,439,447,404]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 {7.c3 is a critical line.} d6 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 8. Nd5 h6 {To avoid Bg5} 9. c3 Be6 {The position is equal.} 10. O-O {[#] Strongly threatening d4.} O-O $2 (10... Bxd5 $11 11. exd5 Ne7) 11. d4 $16 exd4 (11... Nxe4 {was called for.} 12. dxc5 Nxc5) 12. cxd4 $18 Nxe4 {[%cal Oc6a5]} 13. dxc5 {[#]} dxc5 $146 ({Predecessor:} 13... Nxc5 14. Bc2 Ne7 15. Nxe7+ Qxe7 16. Be3 Nd7 17. Qd3 f5 18. Nd4 Ne5 19. Qe2 Bc4 {1-0 (41) Chandratreya,P (1998)-Serrer,C (2283) Chess.com INT 2021}) 14. Nc3 Nxc3 15. bxc3 Qf6 16. Bxe6 Qxe6 17. Re1 Qf6 18. Be3 c4 19. Qc2 Rad8 20. Rad1 Rxd1 21. Rxd1 ({Resist} 21. Qxd1 $6 Qxc3 22. Bd2 Qd3 $14) 21... Rd8 22. Rxd8+ Qxd8 23. h3 Ne7 24. Qe4 Nd5 25. Qe5 Nxe3 (25... Qd7 $16 26. Bd2 c5) 26. Qxe3 Qf8 (26... Qd5 {was necessary.} 27. Ne5 Kh7) 27. Nd4 Qa3 28. Nf5 {[#] Black must now prevent Qe8+.} Kh7 29. Qe5 {[%csl Gf5,LRc7,LRg7][%cal Re5g7]} Qc1+ 30. Kh2 {[%csl Gf5][%cal Re5g7]} Qg5 31. f4 Qg6 32. Ne7 Qd3 33. Qxc7 {White threatens Qc8 and mate.} Qe3 34. Nd5 {White took control after the opening.  Weighted Error Value: White=0.08 (flawless) /Black=0.32} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.16"]
[Round "8.3"]
[White "Ocelak, Jakub"]
[Black "Stalmach, Richard"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2053"]
[BlackElo "2302"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,70,27,20,28,33,31,12,20,11,11,12,23,1,1,0,0,-25,-8,-21,-18,-26,-30,-39,-7,-14,-27,-67,-46,-54,45,32,81,0,0,0,81,108,119,119,107,136,141,-113,-72,-102,-110,-149,-68,-204,-208,-854,-837,-890,-890,-782,-775,-837,-806]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. d5 Na5 8. b3 {is now more promising than 8.Nd2.} c5 {[%cal Of6d5] E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} 9. Bb2 a6 {[%cal Ob7b5]} 10. Nd2 Rb8 {The position is equal.} 11. a4 e5 12. O-O {[#]} Bd7 $146 ({Predecessor:} 12... Ne8 13. e4 Bd7 14. Re1 f5 15. exf5 gxf5 16. Qc2 Qg5 17. Rab1 Qh5 18. Ne2 Nf6 {0-1 (18) Korzans,V (2214)-Cousins,R (2207) ICCF email 2015}) 13. Re1 h5 14. e3 h4 15. Bf1 b6 16. Nf3 hxg3 17. hxg3 Nh7 18. Be2 f5 (18... e4 $5 19. Nd2 Ng5 $15) 19. Kg2 g5 20. Nd2 g4 $1 21. e4 f4 ({Black should play} 21... Qf6 $15 22. exf5 Qxf5) 22. Bxg4 $14 {Black must now prevent Rh1.} Ng5 (22... fxg3 $14 23. fxg3 Bh6) 23. Bxd7 (23. Bf5 $1 $16) 23... Qxd7 $11 24. Rh1 {To avoid Qh3+} ({Of course not} 24. Qh5 f3+ 25. Kg1 Nh3+ 26. Kf1 Rf6 $15) 24... f3+ ({Don't take} 24... fxg3 25. fxg3 Nf7 26. Qh5 $18) (24... Rf6 $1 $11 {remains equal.}) 25. Kf1 $16 Rf6 26. Ke1 (26. Bc1 {with more complications.} Rh6 27. Rxh6 Bxh6 28. Rb1 Qh3+ 29. Ke1) 26... Rh6 27. Rxh6 Bxh6 28. Nxf3 $2 {[%mdl 8192]} (28. Bc1 $16 {stays on course.}) 28... Nxf3+ $17 29. Qxf3 Nxb3 30. Rd1 {[#]} Nd4 $1 {Black is more active.} 31. Qh5 {[#] This move loses the game for White.} (31. Qh1 $1 $15 Kg7 32. Kf1) 31... Kg7 $1 $19 {Strongly threatening ...Rh8.} 32. f3 $2 (32. Bc1 Bxc1 33. Rxc1) 32... Rh8 {[%cal Oh6d2] Threatens to win with ...Bd2+! Black is clearly winning.} 33. Qg4+ Qxg4 34. fxg4 Be3 {[%cal Rh8h1]} 35. Kf1 Rh2 {Weighted Error Value: White=0.62/Black=0.12 (very precise)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.16"]
[Round "8.4"]
[White "Mladek, Richard"]
[Black "Lajbl, Jan"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2374"]
[BlackElo "2218"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,132,0,0,0,9,12,33,36,25,25,28,37,18,34,27,27,27,45,30,29,54,59,39,50,90,-142,-160,-160,-156,-158,-152,-141,-144,-161,-140,-161,-133,-132,-135,-151,-119,-149,-156,-138,-135,-197,-178,-166,-171,-164,-155,-152,-152,-176,-146,-262,-256,-457,-454,-449,-444,-768,-224,-222,-228,-231,-161,-190,-162,-168,-157,-150,-136,-136,-136,-161,-149,-145,-125,-136,-136,-136,-64,-176,-62,-131,-62,-62,-62,-62,-64,-358,-348,-370,-340,-326,-326,-29978,-29979,-29979,-29980,-29980,-29981,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-29981,-29985,-29986,-29986,-29987,-29990,-29989,-29991,-29992,-29995,-29996,-29996,-29997,-29997,-8]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. Qg4 {B12: Caro-Kann: Advance Variation.} Ne7 7. Nf3 O-O 8. Bd3 {[%cal Od3h7] White is slightly better.} f5 9. exf6 Rxf6 {[%cal Oe6e5] Hoping for ...e5!} 10. Qh5 h6 {[%cal Oe6e5]} 11. O-O $36 {[%mdl 2048] White has the initiative.} Bd6 12. Bd2 {[#]} Nbc6 $146 ({Predecessor:} 12... Nd7 13. Bc3 Rf4 14. Nbd2 Nc5 15. Bg6 Bd7 16. g3 Rf8 17. b4 Na4 18. Be5 Bb5 {½-½ (33) Ilyasov,A (2385)-Zajsek,F (2381) GER email 2018}) 13. Bc3 {To avoid e5} Rf4 14. g3 Rf7 {[%cal Oe6e5] [#]} 15. Bh7+ $1 Kf8 {[%cal Oe6e5,Bg8f8,Bf8g7,Bg7h7][%mdl 32]} 16. Nbd2 e5 17. Nxe5 $2 (17. Bxe5 $16 Bf5 18. Bxd6 Qxd6 19. Bxf5 Rxf5 20. Qg4) 17... Bxe5 $17 18. Bxe5 Bf5 19. Bxf5 Rxf5 20. Bxg7+ Kxg7 21. Qg4+ Kh7 22. Rae1 Qg8 23. Qe2 Qg6 24. f4 Raf8 25. Kh1 R5f7 26. Nf3 Nf5 27. g4 (27. Qd3 $17) 27... Nfd4 28. Nxd4 Nxd4 29. f5 Qg5 30. Qd1 Nc6 {[%cal Oh6h5]} 31. Re6 Rg7 32. Qxd5 (32. Rg6 $17 Qd8 33. Rxg7+ Kxg7 34. Qf3) 32... Rd8 $19 ({Not} 32... Qxg4 $2 33. Rg6 Ne7 34. Rxg7+ Qxg7 35. Qxb7 $19) 33. Rd6 (33. Qe4 Rd4 34. Qe3) 33... Rxd6 34. Qxd6 Qxg4 {[%csl Gg7][%cal Rg4g2]} 35. Qd5 {[#] To avoid Qg2+} (35. Qg3 $142 Qe4+ 36. Qf3 Qxc2 37. Rf2) 35... Ne7 $2 (35... Ne5 $1 {[%mdl 512] White must now prevent ...Qe2.} 36. f6 {[#]} Qe2 $1) 36. Qxb7 {f6 is the strong threat.} Nxf5 {[%cal Of5g3] ( -> ...Ng3+!)} 37. Qf3 {To avoid Ng3+. And now Qxg4 would win.} Qxf3+ 38. Rxf3 {[%mdl 4096] Endgame KRN-KR} Nd4 39. Rf2 Rc7 40. c3 Nb3 41. Kg2 Kg6 42. Kg3 Nc5 43. Rf8 a5 44. Rb8 a4 45. Rb4 Kf5 (45... Re7 $17 46. Rg4+ Kf5 47. Rf4+ Ke5) 46. Kf3 (46. Kh4 $1 $15) 46... Ke5 (46... Nd3 $19 47. Rb6 Ne5+ 48. Ke2 Re7) 47. Ke3 ({Better is} 47. Rh4 $15) 47... Rb7 (47... Re7 $17 48. Rh4 Kf6+ 49. Kf3 Rh7) 48. Rh4 $15 Rxb2 49. Rh5+ Kd6 50. Rxh6+ $2 {[%mdl 8192] Now White is beyond hope.} (50. Kd4 $1 $15) 50... Kd5 $19 51. Rh4 Rc2 52. c4+ Rxc4 53. Rxc4 (53. Rh5+ $19 Kc6 54. Rh8) 53... Kxc4 {KN-KPP. Black mates.} 54. h4 Nd7 55. Kd2 Nf6 56. Kc2 Nh5 57. Kb2 Kd3 58. Kb1 Kc3 59. Ka2 Kc2 60. Ka1 Kb3 61. Kb1 Kxa3 62. Ka1 Kb3 63. Kb1 a3 {[%cal Ba4a3,Ba3a2][%mdl 32]} 64. Ka1 Nf4 65. Kb1 a2+ 66. Ka1 Ne2 {[%mdl 32768] Weighted Error Value: White=0.46/Black=0.20 (precise) . Loss on time!?} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.16"]
[Round "8.5"]
[White "Vojta, Jakub"]
[Black "Babula, Vlastimil"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2406"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,109,19,17,16,14,2,6,0,0,0,7,-10,19,13,119,120,115,86,97,91,89,64,113,50,109,88,102,116,98,86,158,145,138,97,113,68,79,77,72,87,81,80,159,162,225,231,222,211,220,146,208,200,199,171,249,128,121,110,109,101,138,137,136,38,40,0,0,0,82,84,341,325,458,454,453,423,1462,1563,12837,12837,12839,12839,12840,12840,12841,12841,12841,12842,12842,12842,12844,12844,12845,12845,12850,27999,27999,27999,27999,27999,27999,27999]} 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 d6 5. d4 b5 6. Bg2 {[%cal Of3e5] A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} Bb7 7. O-O O-O 8. c4 {The position is equal.} bxc4 9. bxc4 Nbd7 {[#]} 10. Qc2 $146 ({Predecessor:} 10. Nbd2 e6 11. Qc2 c5 12. Rab1 Qc7 13. e3 Rab8 14. Ba1 Bc6 15. Bc3 h6 16. Rfd1 Rxb1 17. Rxb1 {0-1 (45) Tari,A (2649)-Khanin,S (2521) Chess.com INT 2021}) 10... Nb6 11. Nbd2 d5 (11... c5 $11) 12. cxd5 $16 Nfxd5 13. a3 {To avoid Nb4} Rc8 {[%cal Oc7c5]} 14. Ne4 Nd7 {[%cal Oc7c5]} 15. Rac1 e6 (15... N5f6 $14 {is superior.} 16. Nxf6+ exf6) 16. Nfd2 ({White should try} 16. Rfd1 $16) 16... N5b6 {[#]} (16... f5 $14) 17. Nf6+ $1 {[%mdl 512]} Nxf6 18. Bxb7 Rb8 19. Bg2 (19. Qxc7 $2 Qxc7 20. Rxc7 Ne8 $19) 19... Ne8 ({Better is} 19... Nfd5) 20. Rfd1 Nd6 21. Rb1 ({Much worse is} 21. Qxc7 $6 Qxc7 22. Rxc7 Nb5 $11) (21. e3 $142) 21... Qe7 22. Qc6 (22. e3 $16) 22... Rfc8 23. e3 Qd7 24. Rdc1 Qxc6 25. Bxc6 Kf8 (25... Nd5 $142) 26. a4 Ke7 (26... Kg8 $142 27. Ba3 Bh6) 27. Ba3 $18 {Hoping for a5. A strong pair of Bishops.} Kd8 28. Bc5 a6 29. Nf3 f6 (29... Nbc4 $16) 30. Nd2 Bf8 31. e4 Nd7 (31... Bh6 $142) 32. Ba7 ({White has to play} 32. Nb3 $1 $18) 32... Rxb1 $16 33. Rxb1 Ke7 34. f4 {Threatens to win with e5.} Rd8 35. e5 $1 Nc8 36. Rb7 {White is much more active. Black has bad knights.} (36. exf6+ $1 $16 Kxf6 37. Ne4+ Kf5 38. Bb8) 36... fxe5 $14 37. Ne4 ({Worse is} 37. Rxc7 Kd6 38. Rxd7+ Rxd7 39. Bxd7 Nxa7 $17) 37... Nxa7 38. Rxa7 exd4 (38... exf4 $1 $11 {keeps the balance.} 39. gxf4 Bh6 40. Rxc7 Bxf4) 39. Rxc7 $16 {And now Kf2 would win.} e5 $2 {[%mdl 8192] Black cannot hold the game after this.} (39... Bg7 $16) 40. fxe5 $18 {[%cal Bf4e5,Be5f6][%mdl 32]} d3 (40... Bg7 {keeps fighting.} 41. e6 Kxe6) 41. Kf2 Bg7 {[#]} 42. Nf6 $1 Bxf6 (42... d2 $142 43. Bxd7 Bxf6 44. Bg4+ (44. exf6+ $2 Kd6 $19) 44... Kf8) 43. Rxd7+ Rxd7 44. exf6+ Kd6 45. Bxd7 Kxd7 {[%mdl 4096] Endgame KP-KP} 46. Ke3 Ke6 47. Kxd3 Kxf6 {K3P-K3P} 48. Kc4 Kf5 49. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Kg4 {[#]} 50. Kc5 $1 Kh3 51. Kb6 Kxh2 52. Kxa6 Kxg3 {White mates.} 53. Kb5 h5 54. a6 h4 55. a7 {Weighted Error Value: White=0.17 (very precise) /Black=0.35} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.16"]
[Round "8.6"]
[White "Svanda, Ondrej"]
[Black "Gloser, David"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2303"]
[BlackElo "2238"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,72,11,-17,4,-37,-41,-70,-68,-50,-32,-64,-56,-58,-65,-60,-63,-70,-51,-71,-56,-72,-45,-73,-52,-42,-42,-42,-42,-39,-37,-37,-33,-52,-39,-81,0,-89,-119,-95,-105,-93,-114,-116,-129,-116,-80,-164,-186,-215,-205,-247,-147,-133,0,-243,0,-142,0]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 d4 5. e3 c5 6. exd4 cxd4 7. O-O Nc6 8. d3 Bd6 9. b3 O-O {A13: English Opening: 1...e6.} 10. Bb2 (10. Re1 $11 {was preferrable.}) 10... e5 $15 11. a3 a5 $1 {Black is slightly better.} 12. Nbd2 Re8 13. Re1 Bf5 14. Qc2 Nd7 15. Ne4 {[#]} Be7 $146 ({Predecessor:} 15... Bf8 16. Nfd2 Rc8 17. c5 b6 18. cxb6 Nxb6 19. Nc4 Be6 20. Qd2 f6 21. f4 exf4 22. gxf4 {½-½ (95) Urazayev,A (2453)-Ovchinnikov,V (2426) Chess.com INT 2021}) 16. h3 Bg6 17. g4 h5 18. Nfd2 Nf8 19. Nf1 Qd7 20. Qd1 h4 21. Nh2 Ne6 22. Bc1 $1 Rf8 23. Bd2 f5 24. gxf5 Rxf5 25. Qg4 {[#]} (25. Ng4 $15 {might be stronger.}) 25... Nf8 (25... Nf4 $1 $17 {And now ...Bh5 would win.} 26. Qf3 (26. Bxf4 $2 Bh5 $19) 26... Raf8) 26. Bg5 {[#]} (26. Qe2 $11 {keeps the balance.}) 26... Rxg5 $1 $17 27. Nxg5 Qxg4 28. Nxg4 Bxg5 {This bishop pair is nice.} 29. Nxe5 Nxe5 30. Rxe5 Bf6 31. Rb5 (31. Bxb7 $17 Bxe5 32. Bxa8) 31... Bxd3 $19 32. Bxb7 {[#]} Rd8 33. Rd5 Rb8 (33... Rd7 $19 34. Rxd7 Nxd7) 34. Rb5 $17 Rd8 (34... Kh8 $17 35. Re1 Ng6 36. Rh5+ Kg8) 35. Rd5 $1 $19 Rb8 (35... Rd7 $19 36. Bc6 Rc7) 36. Rb5 $17 {Threatens to win with Bd5+.} Rd8 {Weighted Error Value: White=0.17 (very precise) /Black=0.23 (precise)} ({Black should try} 36... Kh8 $17 37. Re1 g6) 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.17"]
[Round "9.1"]
[White "Gloser, David"]
[Black "Mica, Marek"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2238"]
[BlackElo "2272"]
[Annotator "ChessBase"]
[PlyCount "86"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:05]} 2. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:03]} 3. e5 {[%emt 0:00:03]} Bf5 {[%emt 0:00:05]} 4. h4 {[%emt 0:00:03]} h5 {[%emt 0:00:05]} 5. Bg5 {[%emt 0:00:03]} Qb6 {[%emt 0:03:00]} 6. Bd3 {[%emt 0:00:06]} Bxd3 {[%emt 0:00:31]} 7. Qxd3 {[%emt 0:00:05]} e6 {[%emt 0:01:19]} 8. Nd2 {[%emt 0:00:34]} c5 {[%emt 0:00:07]} 9. c4 {[%emt 0:04:04]} Qxb2 {[%emt 0:00:07]} 10. Rd1 {[%emt 0:02:27]} Nc6 {[%emt 0:00:27]} 11. cxd5 {[%emt 0:05:57]} Qxd4 {[%emt 0:06:00]} 12. Qxd4 {[%emt 0:05:47]} Nxd4 {[%emt 0:00:15]} 13. dxe6 {[%emt 0:03:17]} Nxe6 {[%emt 0:00:46]} 14. Ne4 {[%emt 0:03:19]} Be7 {[%emt 0:01:51]} 15. Nf3 {[%emt 0:14:07]} Nh6 {[%emt 0:01:21]} 16. O-O {[%emt 0:08:45]} Nf5 {[%emt 0:02:51]} 17. Rd5 {[%emt 0:03:23]} b6 {[%emt 0:04:29]} 18. Nf6+ {[%emt 0:00:57]} Bxf6 {[%emt 0:07:22]} 19. exf6 {[%emt 0:01:44]} g6 {[%emt 0:00:35]} 20. Re1 {[%emt 0:01:46]} O-O {[%emt 0:03:22]} 21. Ne5 {[%emt 0:02:23]} Rfd8 {[%emt 0:07:42]} 22. Rxd8+ {[%emt 0:03:36]} Rxd8 {[%emt 0:08:48]} 23. Nxg6 {[%emt 0:00:52]} Nxg5 {[%emt 0:00:10]} 24. Ne7+ {[%emt 0:00:14]} Nxe7 {[%emt 0:00:06]} 25. fxe7 {[%emt 0:00:07]} Nh3+ {[%emt 0:02:18]} 26. gxh3 {[%emt 0:05:56]} Re8 {[%emt 0:00:11]} 27. Re5 {[%emt 0:01:19]} Kg7 {[%emt 0:01:40]} 28. Rxh5 {[%emt 0:01:03]} Rxe7 {[%emt 0:00:07]} 29. Kf1 {[%emt 0:00:22]} c4 {[%emt 0:02:06]} 30. Rb5 {[%emt 0:05:27]} c3 {[%emt 0:01:20]} 31. Rb1 {[%emt 0:01:34]} Kg6 {[%emt 0:00:25]} 32. Rc1 {[%emt 0:00:49]} Rc7 {[%emt 0:00:07]} 33. Ke2 {[%emt 0:00:18]} Kh5 {[%emt 0:00:10]} 34. f4 {[%emt 0:01:07]} f5 {[%emt 0:01:18]} 35. Kd3 {[%emt 0:00:30]} c2 {[%emt 0:03:42]} 36. Rxc2 {[%emt 0:01:14]} Rxc2 {[%emt 0:00:05]} 37. Kxc2 {[%emt 0:00:03]} Kxh4 {[%emt 0:00:05]} 38. Kc3 {[%emt 0:00:22]} Kxh3 {[%emt 0:00:07]} 39. Kc4 {[%emt 0:00:16]} Kg4 {[%emt 0:00:13]} 40. Kb5 {[%emt 0:00:12]} Kxf4 {[%emt 0:00:13]} 41. Ka6 {[%emt 0:30:05]} Ke5 {[%emt 0:30:22]} 42. Kxa7 {[%emt 0:00:11]} b5 {[%emt 0:00:33]} 43. a4 {[%emt 0:00:40]} bxa4 {[%emt 0:00:07]} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.17"]
[Round "9.2"]
[White "Babula, Vlastimil"]
[Black "Svanda, Ondrej"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2558"]
[BlackElo "2303"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,46,0,0,0,0,-18,5,-30,-40,-39,-6,-6,-4,-4,0,0,0,0,-8,-29,-25,-21,-9,-12,0,-8,53,0,66,40,48,0,0,-696,-667,-1100,-1094,-1072,-1062]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 Bf5 4. f3 h6 5. g4 Bg6 6. e3 {D00: 1 d4 d5: Unusual lines.} e6 7. h4 a6 8. h5 {The position is equal.} Bh7 9. Bd3 Bxd3 10. cxd3 c5 11. dxc5 Bxc5 12. d4 Bd6 13. Nge2 $36 {[%mdl 2048] White is more active.} Nc6 {[#]} 14. Qd3 $146 ({Predecessor:} 14. Bxd6 Qxd6 15. Nf4 Rc8 16. Kf2 O-O 17. Rc1 Rfe8 18. Qd2 e5 19. dxe5 Rxe5 20. Rcd1 {1-0 (45) Naroditsky,D (2610)-Kovalev,D (2487) Chess.com INT 2019}) 14... Rc8 15. Kf2 Bxf4 16. exf4 Qb6 17. Rad1 Ng8 ({Don't play} 17... Qxb2 18. Rb1 Qa3 19. Rxb7 $14) (17... O-O $11) 18. f5 (18. Qe3 $1 $14) 18... Nge7 (18... Qxb2 $2 19. fxe6 Nge7 20. exf7+ Kxf7 {[#]} 21. Nxd5 $1 {[%mdl 512]} Qxa2 22. Ndc3 $18) (18... Ne5 $11 19. Qc2 Nf6) 19. fxe6 fxe6 {...Ne5 is the strong threat.} 20. Nf4 (20. Qe3 $14) 20... O-O 21. Nxe6 {[%mdl 8192]} (21. Qe3 $11) 21... Ne5 $1 $19 {[%mdl 64] [#] Discovered Attack, Double Attack. Black is clearly winning.} 22. Nxf8 Nxd3+ 23. Rxd3 Qxb2+ {Weighted Error Value: White=0.78/Black=0.17 (very precise)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.17"]
[Round "9.3"]
[White "Lajbl, Jan"]
[Black "Vojta, Jakub"]
[Result "1/2-1/2"]
[ECO "C05"]
[WhiteElo "2218"]
[BlackElo "2406"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:03:14]} e6 {[%emt 0:00:04]} 2. d4 {[%emt 0:00:21]} d5 {[%emt 0:00:05]} 3. Nd2 {[%emt 0:00:35]} Nf6 {[%emt 0:00:05]} 4. e5 {[%emt 0:00:03]} Nfd7 {[%emt 0:00:05]} 5. c3 {[%emt 0:00:07]} c5 {[%emt 0:00:05]} 6. f4 {[%emt 0:00:02]} Nc6 {[%emt 0:00:20]} 7. Ndf3 {[%emt 0:00:05]} Qb6 {[%emt 0:00:50]} 8. a3 {[%emt 0:00:43]} cxd4 {[%emt 0:05:03]} 9. cxd4 {[%emt 0:00:06]} a5 {[%emt 0:00:58]} 10. b3 {[%emt 0:00:06]} Be7 {[%emt 0:05:43]} 11. h4 {[%emt 0:00:05]} f5 {[%emt 0:17:26]} 12. h5 {[%emt 0:08:31]} O-O {[%emt 0:02:44]} 13. Bb2 {[%emt 0:11:51]} Ndb8 {[%emt 0:04:24]} 14. Bd3 {[%emt 0:03:53]} Na6 {[%emt 0:02:43]} 15. Nh3 {[%emt 0:08:33]} Nc7 {[%emt 0:02:24]} 16. a4 {[%emt 0:20:58]} Nb4 {[%emt 0:01:38]} 17. Be2 {[%emt 0:01:30]} Bd7 {[%emt 0:01:40]} 18. O-O {[%emt 0:01:04]} Rac8 {[%emt 0:01:18]} 19. Qd2 {[%emt 0:02:34]} Nca6 {[%emt 0:00:01]} 20. Rac1 {[%emt 0:02:34]} Rc6 {[%emt 0:00:28]} 21. Rxc6 {[%emt 0:01:58]} bxc6 {[%emt 0:00:56]} 22. Bc3 {[%emt 0:02:33]} Rc8 {[%emt 0:00:56]} 23. Rc1 {[%emt 0:01:31]} c5 {[%emt 0:02:08]} 24. Kh2 {[%emt 0:01:38]} h6 {[%emt 0:11:51]} 25. dxc5 {[%emt 0:05:29]} Bxc5 {[%emt 0:00:56]} 26. Nd4 {[%emt 0:02:57]} Kh8 {[%emt 0:04:03]} 27. Ng1 {[%emt 0:01:46]} Nb8 {[%emt 0:03:02]} 28. Ngf3 {[%emt 0:03:08]} N8c6 {[%emt 0:00:29]} 29. Bb5 {[%emt 0:03:10]} Bxd4 {[%emt 0:07:10]} 30. Bxd4 {[%emt 0:00:58]} Nxd4 {[%emt 0:00:10]} 31. Qxd4 {[%emt 0:02:34]} Qxd4 {[%emt 0:11:09]} 32. Rxc8+ {[%emt 0:00:03]} Bxc8 {[%emt 0:00:04]} 33. Nxd4 {[%emt 0:00:03]} Kg8 {[%emt 0:00:23]} 34. g4 {[%emt 0:02:16]} fxg4 {[%emt 0:00:44]} 35. Kg3 {[%emt 0:00:04]} Kf7 {[%emt 0:00:36]} 36. Kxg4 {[%emt 0:00:43]} Ke7 {[%emt 0:01:35]} 37. Kf3 {[%emt 0:03:51]} Kf7 {[%emt 0:05:15]} 38. Kg4 {[%emt 0:02:26]} Ke7 {[%emt 0:00:28]} 39. Kf3 {[%emt 0:00:03]} Kf7 {[%emt 0:00:04]} 40. Kg4 {[%emt 0:05:40]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.17"]
[Round "9.4"]
[White "Stalmach, Richard"]
[Black "Mladek, Richard"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2302"]
[BlackElo "2374"]
[Annotator "ChessBase"]
[PlyCount "86"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:22]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:17]} a6 {[%emt 0:00:06]} 4. cxd5 {[%emt 0:01:40]} exd5 {[%emt 0:00:01]} 5. Qb3 {[%emt 0:00:30]} Bd6 {[%emt 0:00:49]} 6. Qxd5 {[%emt 0:04:09]} Nf6 {[%emt 0:02:50]} 7. Qb3 {[%emt 0:05:58]} c5 {[%emt 0:00:24]} 8. dxc5 {[%emt 0:05:11]} Bxc5 {[%emt 0:00:55]} 9. e3 {[%emt 0:01:38]} Nc6 {[%emt 0:03:09]} 10. Be2 {[%emt 0:13:03]} Be6 {[%emt 0:04:24]} 11. Qd1 {[%emt 0:02:32]} Qc7 {[%emt 0:22:56]} 12. Nf3 {[%emt 0:01:47]} Rd8 {[%emt 0:10:52]} 13. Bd2 {[%emt 0:01:08]} O-O {[%emt 0:04:55]} 14. O-O {[%emt 0:01:54]} Ba7 {[%emt 0:01:15]} 15. Rc1 {[%emt 0:03:16]} Bb8 {[%emt 0:01:15]} 16. g3 {[%emt 0:03:27]} Bg4 {[%emt 0:03:35]} 17. Ng5 {[%emt 0:15:32]} Bf5 {[%emt 0:01:59]} 18. Nf3 {[%emt 0:05:35]} Qe7 {[%emt 0:03:07]} 19. Qa4 {[%emt 0:03:12]} Ne5 {[%emt 0:07:33]} 20. Nd4 {[%emt 0:03:00]} Bh3 {[%emt 0:00:06]} 21. Rfd1 {[%emt 0:00:06]} Rd6 {[%emt 0:06:34]} 22. Be1 {[%emt 0:02:05]} b5 {[%emt 0:01:15]} 23. Qc2 {[%emt 0:04:04]} Qb7 {[%emt 0:00:05]} 24. f3 {[%emt 0:01:09]} Rc8 {[%emt 0:02:03]} 25. Qb1 {[%emt 0:06:13]} Rxd4 {[%emt 0:05:56]} 26. Ne4 {[%emt 0:03:38]} Rxc1 {[%emt 0:02:25]} 27. Rxd4 {[%emt 0:00:57]} Rc8 {[%emt 0:06:22]} 28. Nxf6+ {[%emt 0:00:04]} gxf6 {[%emt 0:00:04]} 29. Rh4 {[%emt 0:00:19]} h5 {[%emt 0:03:01]} 30. Rxh5 {[%emt 0:01:16]} Be6 {[%emt 0:01:04]} 31. Qh7+ {[%emt 0:02:06]} Kf8 {[%emt 0:00:00]} 32. Bb4+ {[%emt 0:00:06]} Ke8 {[%emt 0:00:04]} 33. Qh8+ {[%emt 0:00:03]} Kd7 {[%emt 0:00:04]} 34. Qxf6 {[%emt 0:00:03]} Rc1+ {[%emt 0:01:47]} 35. Kf2 {[%emt 0:01:10]} Qd5 {[%emt 0:01:15]} 36. Rh8 {[%emt 0:02:06]} Nc6 {[%emt 0:00:31]} 37. Ba5 {[%emt 0:03:17]} Bc7 {[%emt 0:04:43]} 38. Bc3 {[%emt 0:00:01]} Bb6 {[%emt 0:00:15]} 39. a3 {[%emt 0:04:19]} Rc2 {[%emt 0:00:02]} 40. Kf1 {[%emt 0:02:18]} Bxe3 {[%emt 0:00:14]} 41. h3 {[%emt 0:04:40]} Qc4 {[%emt 0:00:48]} 42. Bxc4 {[%emt 0:02:44]} Bxc4+ {[%emt 0:00:06]} 43. Ke1 {[%emt 0:00:03]} Rc1# {[%emt 0:33:00]} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.17"]
[Round "9.5"]
[White "Kusa, Jakub"]
[Black "Ocelak, Jakub"]
[Result "1-0"]
[ECO "E19"]
[WhiteElo "2298"]
[BlackElo "2053"]
[Annotator "ChessBase"]
[PlyCount "39"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:29]} 2. Nf3 {[%emt 0:00:07]} b6 {[%emt 0:00:04]} 3. c4 {[%emt 0:00:53]} e6 {[%emt 0:00:12]} 4. g3 {[%emt 0:00:37]} Bb7 {[%emt 0:00:06]} 5. Bg2 {[%emt 0:00:29]} Be7 {[%emt 0:00:24]} 6. O-O {[%emt 0:01:02]} O-O {[%emt 0:00:19]} 7. Nc3 {[%emt 0:00:19]} Ne4 {[%emt 0:01:39]} 8. Qc2 {[%emt 0:00:32]} Nxc3 {[%emt 0:00:58]} 9. bxc3 {[%emt 0:00:12]} f5 {[%emt 0:11:34]} 10. d5 {[%emt 0:01:51]} Na6 {[%emt 0:08:37]} 11. Nd4 {[%emt 0:05:56]} Nc5 {[%emt 0:03:04]} 12. Ba3 {[%emt 0:07:07]} Qc8 {[%emt 0:05:59]} 13. Rad1 {[%emt 0:04:38]} g6 {[%emt 0:07:10]} 14. e4 {[%emt 0:08:04]} Re8 {[%emt 0:08:20]} 15. e5 {[%emt 0:09:48]} Bf8 {[%emt 0:04:30]} 16. Rfe1 {[%emt 0:00:47]} a6 {[%emt 0:04:26]} 17. Re2 {[%emt 0:11:33]} b5 {[%emt 0:05:17]} 18. Bxc5 {[%emt 0:02:59]} Bxc5 {[%emt 0:00:09]} 19. dxe6 {[%emt 0:00:54]} dxe6 {[%emt 0:01:52]} 20. Nc6 {[%emt 0:00:37]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.17"]
[Round "9.6"]
[White "Hlavina, Matous"]
[Black "Frank, Adam"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2112"]
[BlackElo "2270"]
[Annotator "ChessBase"]
[PlyCount "106"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:10]} g6 {[%emt 0:02:13]} 2. g3 {[%emt 0:04:46]} Bg7 {[%emt 0:00:15]} 3. d4 {[%emt 0:00:21]} Nf6 {[%emt 0:03:57]} 4. Bg2 {[%emt 0:00:38]} O-O {[%emt 0:00:08]} 5. b3 {[%emt 0:00:08]} c5 {[%emt 0:04:07]} 6. Bb2 {[%emt 0:01:07]} cxd4 {[%emt 0:05:51]} 7. Nxd4 {[%emt 0:01:20]} e5 {[%emt 0:03:26]} 8. Nb5 {[%emt 0:02:54]} Qa5+ {[%emt 0:00:48]} 9. N5c3 {[%emt 0:00:36]} d5 {[%emt 0:02:39]} 10. O-O {[%emt 0:01:08]} e4 {[%emt 0:06:59]} 11. e3 {[%emt 0:01:57]} Ng4 {[%emt 0:11:47]} 12. Qc1 {[%emt 0:06:09]} Nc6 {[%emt 0:01:35]} 13. Ne2 {[%emt 0:03:44]} Nge5 {[%emt 0:01:08]} 14. Nd4 {[%emt 0:01:59]} Bg4 {[%emt 0:02:27]} 15. h3 {[%emt 0:13:44]} Nxd4 {[%emt 0:03:07]} 16. Bxd4 {[%emt 0:00:27]} Nf3+ {[%emt 0:02:45]} 17. Bxf3 {[%emt 0:02:18]} Bxd4 {[%emt 0:00:04]} 18. exd4 {[%emt 0:00:44]} Bxf3 {[%emt 0:00:04]} 19. Nd2 {[%emt 0:06:27]} Be2 {[%emt 0:02:23]} 20. Re1 {[%emt 0:00:10]} Bb5 {[%emt 0:00:04]} 21. c4 {[%emt 0:05:15]} Rac8 {[%emt 0:00:12]} 22. Qd1 {[%emt 0:03:51]} Bd7 {[%emt 0:00:31]} 23. Kh2 {[%emt 0:02:41]} f5 {[%emt 0:03:19]} 24. f4 {[%emt 0:03:29]} Qc3 {[%emt 0:01:05]} 25. Nf1 {[%emt 0:03:11]} dxc4 {[%emt 0:00:11]} 26. Rc1 {[%emt 0:02:52]} Qb4 {[%emt 0:00:13]} 27. Ne3 {[%emt 0:01:31]} cxb3 {[%emt 0:01:46]} 28. Qxb3+ {[%emt 0:00:35]} Qxb3 {[%emt 0:00:05]} 29. axb3 {[%emt 0:00:06]} Kf7 {[%emt 0:07:17]} 30. Kg2 {[%emt 0:01:56]} Rfd8 {[%emt 0:06:24]} 31. Nc4 {[%emt 0:02:22]} Ke6 {[%emt 0:04:38]} 32. Kf2 {[%emt 0:01:55]} Bc6 {[%emt 0:02:35]} 33. Ke3 {[%emt 0:01:03]} Bd5 {[%emt 0:00:02]} 34. Nd2 {[%emt 0:01:21]} a5 {[%emt 0:00:07]} 35. g4 {[%emt 0:02:00]} b5 {[%emt 0:00:43]} 36. gxf5+ {[%emt 0:01:06]} gxf5 {[%emt 0:00:05]} 37. Rg1 {[%emt 0:01:27]} a4 {[%emt 0:00:25]} 38. bxa4 {[%emt 0:01:38]} bxa4 {[%emt 0:00:23]} 39. Nb1 {[%emt 0:00:24]} Rg8 {[%emt 0:03:17]} 40. Kd2 {[%emt 0:06:12]} Rxc1 {[%emt 0:01:43]} 41. Rxc1 {[%emt 0:30:11]} Rg3 {[%emt 0:30:03]} 42. Rc3 {[%emt 0:00:38]} Rg2+ {[%emt 0:02:07]} 43. Kc1 {[%emt 0:00:58]} Rf2 {[%emt 0:02:39]} 44. Ra3 {[%emt 0:00:19]} Bb3 {[%emt 0:03:35]} 45. Nd2 {[%emt 0:00:34]} Kd5 {[%emt 0:00:21]} 46. Nxb3 {[%emt 0:00:36]} axb3 {[%emt 0:00:04]} 47. Rxb3 {[%emt 0:00:08]} Rxf4 {[%emt 0:00:33]} 48. Rb7 {[%emt 0:00:50]} Rh4 {[%emt 0:00:34]} 49. Rb5+ {[%emt 0:00:05]} Kxd4 {[%emt 0:00:05]} 50. Rxf5 {[%emt 0:00:04]} Rxh3 {[%emt 0:00:04]} 51. Rf8 {[%emt 0:00:27]} Kd3 {[%emt 0:00:07]} 52. Rd8+ {[%emt 0:00:15]} Ke2 {[%emt 0:00:07]} 53. Kc2 {[%emt 0:00:08]} e3 {[%emt 0:00:09]} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.18"]
[Round "10.1"]
[White "Mica, Marek"]
[Black "Frank, Adam"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2272"]
[BlackElo "2270"]
[Annotator "ChessBase"]
[PlyCount "26"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:19]} g6 {[%emt 0:00:39]} 2. c4 {[%emt 0:00:26]} Bg7 {[%emt 0:00:18]} 3. g3 {[%emt 0:00:19]} Nf6 {[%emt 0:00:49]} 4. Bg2 {[%emt 0:00:53]} O-O {[%emt 0:01:01]} 5. d4 {[%emt 0:00:39]} d6 {[%emt 0:00:53]} 6. O-O {[%emt 0:01:00]} c5 {[%emt 0:04:59]} 7. Nc3 {[%emt 0:03:30]} Nc6 {[%emt 1:25:21]} 8. dxc5 {[%emt 0:03:05]} dxc5 {[%emt 0:00:00]} 9. Be3 {[%emt 0:05:29]} Qa5 {[%emt 0:00:00]} 10. Bd2 {[%emt 0:04:46]} Qd8 {[%emt 0:00:00]} 11. Be3 {[%emt 0:02:29]} Qa5 {[%emt 0:00:00]} 12. Bd2 {[%emt 0:01:04]} Qd8 {[%emt 0:00:00]} 13. Be3 {[%emt 0:00:49]} Qa5 {[%emt 0:00:00]} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.18"]
[Round "10.2"]
[White "Ocelak, Jakub"]
[Black "Hlavina, Matous"]
[Result "0-1"]
[ECO "A64"]
[WhiteElo "2053"]
[BlackElo "2112"]
[Annotator "NA"]
[PlyCount "173"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:16]} 2. c4 {[%emt 0:00:14]} c5 {[%emt 0:00:23]} 3. d5 {[%emt 0:00:11]} e6 {[%emt 0:00:26]} 4. g3 {[%emt 0:05:09]} exd5 {[%emt 0:01:35]} 5. cxd5 {[%emt 0:00:04]} d6 {[%emt 0:00:53]} 6. Bg2 {[%emt 0:00:04]} g6 {[%emt 0:00:05]} 7. Nc3 {[%emt 0:00:02]} Bg7 {[%emt 0:00:21]} 8. Nf3 {[%emt 0:00:05]} O-O {[%emt 0:01:08]} 9. O-O {[%emt 0:00:06]} a6 {[%emt 0:00:52]} 10. a4 {[%emt 0:02:18]} Re8 {[%emt 0:01:23]} 11. Nd2 {[%emt 0:04:29]} Nbd7 {[%emt 0:04:28]} 12. Nc4 {[%emt 0:02:56]} Ne5 {[%emt 0:01:43]} 13. Nxe5 {[%emt 0:08:13]} Rxe5 {[%emt 0:00:12]} 14. e4 {[%emt 0:05:02]} Re8 {[%emt 0:05:03]} 15. h3 {[%emt 0:02:29]} Qc7 {[%emt 0:04:31]} 16. Re1 {[%emt 0:04:25]} Nd7 {[%emt 0:01:43]} 17. f4 {[%emt 0:02:38]} Rb8 {[%emt 0:00:47]} 18. e5 {[%emt 0:06:03]} b5 {[%emt 0:05:12]} 19. axb5 {[%emt 0:04:14]} axb5 {[%emt 0:00:22]} 20. Kh2 {[%emt 0:04:49]} Qb6 {[%emt 0:04:11]} 21. e6 {[%emt 0:05:04]} Nf6 {[%emt 0:01:16]} 22. f5 {[%emt 0:00:42]} gxf5 $11 {[%emt 0:05:29]} 23. Bg5 {[%emt 0:04:00]} Qc7 {[%emt 0:06:44]} 24. Bxf6 {[%emt 0:12:57]} Bxf6 {[%emt 0:01:11]} 25. Qh5 {[%emt 0:00:03]} Kg7 {[%emt 0:04:57]} 26. Qxf5 {[%emt 0:01:29]} Qe7 {[%emt 0:03:26]} 27. Be4 {[%emt 0:06:19]} fxe6 {[%emt 0:07:20]} 28. Qxh7+ {[%emt 0:00:11]} Kf8 {[%emt 0:00:04]} 29. Qg6 {[%emt 0:02:05]} Qg7 {[%emt 0:01:30]} 30. Rf1 {[%emt 0:03:25]} Ke7 {[%emt 0:01:29]} 31. dxe6 {[%emt 0:00:07]} Qxg6 {[%emt 0:02:39]} 32. Bxg6 {[%emt 0:00:36]} Bxc3 {[%emt 0:02:08]} 33. bxc3 {[%emt 0:16:24]} Rf8 {[%emt 0:01:23]} 34. Ra7+ {[%emt 0:00:00]} Rb7 {[%emt 0:02:40]} 35. Rxf8 {[%emt 0:00:00]} Kxf8 {[%emt 0:00:07]} 36. e7+ {[%emt 0:00:00]} Kxe7 {[%emt 0:00:52]} 37. Ra8 {[%emt 0:00:00]} Be6 {[%emt 0:06:44]} 38. h4 {[%emt 0:00:00]} Kf6 {[%emt 0:01:05]} 39. h5 {[%emt 0:00:22]} b4 {[%emt 0:01:39]} 40. cxb4 {[%emt 0:01:25]} cxb4 {[%emt 0:00:05]} 41. Bb1 {[%emt 0:08:06]} Kg5 {[%emt 0:01:56]} 42. Ra6 {[%emt 0:00:27]} Rd7 {[%emt 0:03:19]} 43. Rb6 {[%emt 0:01:07]} b3 {[%emt 0:00:11]} 44. Bd3 {[%emt 0:04:37]} Kxh5 {[%emt 0:05:57]} 45. Be2+ {[%emt 0:01:43]} Kg5 {[%emt 0:03:25]} 46. Bd1 {[%emt 0:02:40]} Bd5 {[%emt 0:11:18]} 47. Bxb3 {[%emt 0:01:13]} Be4 {[%emt 0:01:11]} 48. Kg1 {[%emt 0:04:20]} d5 {[%emt 0:01:14]} 49. Bxd5 {[%emt 0:02:29]} Rxd5 {[%emt 0:00:26]} 50. Kf2 {[%emt 0:00:07]} Bf5 {[%emt 0:00:21]} 51. Rb8 {[%emt 0:00:45]} Rd2+ {[%emt 0:01:15]} 52. Ke3 {[%emt 0:00:15]} Rd3+ {[%emt 0:00:06]} 53. Ke2 {[%emt 0:00:12]} Rxg3 {[%emt 0:00:14]} 54. Rg8+ {[%emt 0:00:16]} Bg6 {[%emt 0:00:04]} 55. Kd2 {[%emt 0:00:11]} Kf4 {[%emt 0:00:18]} 56. Rf8+ {[%emt 0:01:43]} Bf5 {[%emt 0:00:10]} 57. Rf7 {[%emt 0:01:13]} Ke5 {[%emt 0:00:54]} 58. Rf8 {[%emt 0:00:26]} Be4 {[%emt 0:00:19]} 59. Re8+ {[%emt 0:00:59]} Kd4 {[%emt 0:00:06]} 60. Rd8+ {[%emt 0:00:10]} Bd5 {[%emt 0:00:05]} 61. Re8 {[%emt 0:00:45]} Rg7 {[%emt 0:01:40]} 62. Rd8 {[%emt 0:05:38]} Rg2+ {[%emt 0:00:09]} 63. Kc1 {[%emt 0:00:08]} Kc4 {[%emt 0:00:39]} 64. Rc8+ {[%emt 0:01:04]} Kb3 {[%emt 0:00:14]} 65. Rh8 {[%emt 0:01:21]} Be4 {[%emt 0:02:14]} 66. Rb8+ {[%emt 0:00:44]} Kc3 {[%emt 0:00:36]} 67. Rc8+ {[%emt 0:00:03]} Kd3 {[%emt 0:00:05]} 68. Rd8+ {[%emt 0:01:22]} Ke3 {[%emt 0:00:08]} 69. Rh8 {[%emt 0:00:39]} Rc2+ {[%emt 0:02:08]} 70. Kd1 {[%emt 0:00:02]} Rc3 {[%emt 0:00:15]} 71. Re8 {[%emt 0:01:10]} Rb3 {[%emt 0:00:06]} 72. Rc8 {[%emt 0:00:45]} Rb1+ {[%emt 0:00:27]} 73. Rc1 {[%emt 0:00:08]} Rb2 {[%emt 0:00:07]} 74. Rc7 {[%emt 0:00:59]} Rb8 {[%emt 0:02:05]} 75. Rc5 {[%emt 0:00:37]} Bd3 {[%emt 0:00:49]} 76. Re5+ {[%emt 0:00:32]} Kd4 {[%emt 0:00:23]} 77. Re7 {[%emt 0:00:42]} Kc3 {[%emt 0:00:36]} 78. Rc7+ {[%emt 0:00:23]} Bc4 {[%emt 0:00:06]} 79. Kc1 {[%emt 0:00:33]} Rf8 {[%emt 0:02:13]} 80. Rd7 {[%emt 0:00:22]} Rf2 {[%emt 0:01:01]} 81. Rd8 {[%emt 0:00:38]} Rh2 {[%emt 0:03:02]} 82. Rd7 {[%emt 0:00:19]} Rc2+ {[%emt 0:01:30]} 83. Kd1 {[%emt 0:00:28]} Ra2 {[%emt 0:01:46]} 84. Ke1 {[%emt 0:00:24]} Re2+ {[%emt 0:00:25]} 85. Kd1 {[%emt 0:01:28]} Re6 {[%emt 0:19:05]} 86. Rc7 {[%emt 0:00:30]} Rf6 {[%emt 0:00:30]} 87. Re7 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.18"]
[Round "10.3"]
[White "Mladek, Richard"]
[Black "Kusa, Jakub"]
[Result "1/2-1/2"]
[ECO "D61"]
[WhiteElo "2374"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,133,12,14,24,28,31,25,15,18,11,39,39,25,29,37,39,42,34,27,35,37,31,29,28,31,29,35,16,23,20,41,28,34,9,27,9,17,20,18,10,12,15,14,8,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 h6 7. Bh4 O-O 8. Qc2 c5 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. dxc5 Nxc5 13. Be2 {D61: Queen's Gambit Declined: Classical: 7 Qc2.} Bg4 14. O-O Rac8 15. Rfd1 {White has an edge.} Rfd8 16. Rac1 {[#]} a6 $146 ({Predecessor:} 16... Ne4 17. Qd3 Rc5 18. Rxc5 Qxc5 19. Nd4 Bxe2 20. Nxe2 Qa5 21. f3 Nf6 22. Qb3 Re8 {½-½ (57) Ding,L (2753)-Ponomariov,R (2709) Baku 2016}) 17. h3 Ne4 18. Qd3 Be6 19. Qd4 Rc7 20. Qb6 Rdc8 21. Rxc7 Qxc7 22. Qxc7 Rxc7 23. Nd4 {Prevents Rc2.} Kf8 24. f3 Nd6 25. Bd3 Ke7 26. b3 Bd7 27. Kf2 Rc5 28. a4 a5 29. Ke2 b5 {The position is equal.} 30. axb5 Bxb5 31. Ra1 Bxd3+ 32. Kxd3 $11 {[%cal Oa1a5][%mdl 4096] Endgame KRN-KRN} Kf6 33. h4 h5 34. Ra4 g6 35. b4 axb4 36. Rxb4 Nc4 37. Ne2 Ke5 38. Rb7 Nd6 39. Ra7 Rb5 40. Nd4 Rb6 41. g4 hxg4 42. fxg4 Rb2 43. Re7+ Kf6 44. Rd7 Ke5 45. Nc6+ Ke6 46. Re7+ Kf6 47. Re5 Rb3+ 48. Kd4 Nc4 49. g5+ Kg7 50. Re7 Nd6 {[#] Strongly threatening ...Nf5+.} 51. Kxd5 Nf5 {[%csl LRe3,LRe7,LRh4]} 52. Ra7 Nxe3+ 53. Ke4 Ng2 54. Ne5 Rb4+ 55. Kd5 Nxh4 56. Nxf7 Kg8 57. Nd6 Rg4 58. Ne4 {[#] White threatens Nf6+ and mate.} Kf8 59. Ra8+ Ke7 60. Ra7+ Kf8 61. Nf6 {Threatening mate with Ke6.} Rg1 (61... Rxg5+ $2 62. Ke6 $18) 62. Nd7+ Kg8 63. Nf6+ Kf8 64. Ra8+ Kf7 65. Ra7+ Kf8 66. Nd7+ Kg8 67. Nf6+ {Weighted Error Value: White=0.03 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.18"]
[Round "10.4"]
[White "Vojta, Jakub"]
[Black "Stalmach, Richard"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2406"]
[BlackElo "2302"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,60,16,14,38,45,32,34,44,30,39,25,41,19,29,46,39,11,31,26,118,8,8,10,18,10,5,22,37,0,0,0,-8,-8,28,-27,-35,-189,-197,-229,-212,-604,-561]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 e6 6. O-O d6 7. d4 cxd4 8. cxd4 Be7 9. Qe2 O-O 10. Qe4 Qc7 11. Bd3 {[%csl Gd3][%cal Re4h7] [#]} g6 {B22: Sicilian: 2 c3.} (11... f5 $5 {[%cal Rf5e4]} 12. exf6 Nxf6 $11) 12. Bh6 Rd8 13. Nbd2 dxe5 {White is slightly better.} 14. dxe5 ({Much weaker is} 14. Nxe5 Nf6 15. Qe2 (15. Qe3 $2 Nxe5 16. Qxe5 Qxe5 $19) 15... Nxd4 $17) 14... b6 15. Rfe1 Bb7 16. a3 {[#] To avoid Ndb4} Rac8 $146 ({Predecessor:} 16... Qd7 17. Rac1 Ndb4 18. Bb1 Nd3 19. Bxd3 Qxd3 20. Qf4 Nd4 21. Nxd4 Rxd4 {½-½ (30) Herr,H-Zimmer,H GER corr 1998}) 17. Rac1 Qd7 {[%cal Od5b4]} 18. Bb1 b5 19. h4 {[%cal Bh2h4,Bh4h5][%mdl 32] Threatens to win with h5!} b4 (19... Nb6 $1 $11 {remains equal.}) 20. a4 (20. h5 $16) 20... Nb6 $1 $11 21. h5 {[#] Black must now prevent Qg4.} Nd4 22. Qxd4 Qxd4 {The board is on fire.} 23. Nxd4 Rxd4 24. Be3 Rd7 25. Rxc8+ Bxc8 {[%cal Bb7c8,Bc8a6,Ba6c4][%mdl 32]} 26. Be4 Ba6 27. Rc1 (27. a5 $142 Nd5 28. Bxd5 Rxd5 29. Rc1) 27... Nxa4 28. Nb3 $2 (28. hxg6 $15 hxg6 29. Bc6) 28... Nxb2 $19 29. Ra1 Bc4 30. Nc5 (30. Nd2) 30... Rd1+ {Weighted Error Value: White=0.51/Black=0.15 (very precise)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.18"]
[Round "10.5"]
[White "Svanda, Ondrej"]
[Black "Lajbl, Jan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2303"]
[BlackElo "2218"]
[Annotator "ChessBase"]
[PlyCount "87"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:03]} 2. Nc3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:31]} 3. Bf4 {[%emt 0:00:03]} Bf5 {[%emt 0:01:03]} 4. e3 {[%emt 0:00:37]} e6 {[%emt 0:00:55]} 5. Nb5 {[%emt 0:13:57]} Na6 {[%emt 0:04:10]} 6. Nf3 {[%emt 0:00:09]} c6 {[%emt 0:03:39]} 7. Nc3 {[%emt 0:00:02]} Qb6 {[%emt 0:01:03]} 8. Bxa6 {[%emt 0:18:40]} Qxa6 {[%emt 0:01:52]} 9. Ne5 {[%emt 0:00:02]} Bb4 {[%emt 0:02:54]} 10. f3 {[%emt 0:00:05]} Nh5 {[%emt 0:04:38]} 11. g4 {[%emt 0:04:32]} Nxf4 {[%emt 0:01:13]} 12. gxf5 {[%emt 0:03:45]} Nh5 {[%emt 0:11:47]} 13. fxe6 {[%emt 0:01:11]} fxe6 {[%emt 0:02:09]} 14. Qd3 {[%emt 0:06:37]} Qxd3 {[%emt 0:01:17]} 15. cxd3 {[%emt 0:00:01]} Bd6 {[%emt 0:02:29]} 16. f4 {[%emt 0:00:02]} Bxe5 {[%emt 0:00:29]} 17. dxe5 {[%emt 0:00:10]} d4 {[%emt 0:05:21]} 18. exd4 {[%emt 0:02:46]} Nxf4 {[%emt 0:00:55]} 19. Kd2 {[%emt 0:05:38]} Rd8 {[%emt 0:03:55]} 20. Ne4 {[%emt 0:01:03]} Rxd4 {[%emt 0:02:41]} 21. Ke3 {[%emt 0:00:06]} Rxd3+ {[%emt 0:00:43]} 22. Kxf4 {[%emt 0:00:01]} O-O+ {[%emt 0:00:21]} 23. Kg4 {[%emt 0:00:30]} Rd4 {[%emt 0:10:26]} 24. Rhe1 {[%emt 0:03:59]} Rf2 {[%emt 0:02:00]} 25. Rad1 {[%emt 0:00:04]} Rxd1 {[%emt 0:03:07]} 26. Rxd1 {[%emt 0:00:00]} Rxb2 {[%emt 0:02:59]} 27. Ng5 {[%emt 0:00:11]} Rb4+ {[%emt 0:02:48]} 28. Kg3 {[%emt 0:01:13]} Kf8 {[%emt 0:00:10]} 29. Rd7 {[%emt 0:05:38]} Rb5 {[%emt 0:02:21]} 30. Nxh7+ {[%emt 0:00:22]} Ke8 {[%emt 0:00:16]} 31. Rxg7 {[%emt 0:00:11]} Rxe5 {[%emt 0:00:40]} 32. Nf6+ {[%emt 0:00:19]} Kf8 {[%emt 0:00:09]} 33. Rxb7 {[%emt 0:02:07]} Rg5+ {[%emt 0:01:00]} 34. Ng4 {[%emt 0:00:40]} Ra5 {[%emt 0:00:12]} 35. h4 {[%emt 0:01:49]} Rxa2 {[%emt 0:00:15]} 36. h5 {[%emt 0:00:03]} Ra3+ {[%emt 0:01:02]} 37. Kh4 {[%emt 0:00:08]} Rf3 {[%emt 0:01:56]} 38. Kg5 {[%emt 0:02:29]} Rf7 {[%emt 0:00:29]} 39. Rxf7+ {[%emt 0:00:14]} Kxf7 {[%emt 0:00:04]} 40. h6 {[%emt 0:00:03]} a5 {[%emt 0:00:12]} 41. Ne5+ {[%emt 0:30:07]} Kg8 {[%emt 0:30:03]} 42. Kg6 {[%emt 0:00:03]} a4 {[%emt 0:00:04]} 43. h7+ {[%emt 0:00:03]} Kh8 {[%emt 0:00:05]} 44. Nf7# {[%emt 0:32:43]} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.18"]
[Round "10.6"]
[White "Gloser, David"]
[Black "Babula, Vlastimil"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2238"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,90,-10,16,-4,0,-2,0,0,0,-12,-16,-38,0,-73,-68,-62,-40,-49,-37,-41,-15,-81,-19,-42,-2,-10,0,-56,-69,-66,-65,-76,-86,-79,-84,-281,-268,-290,-243,-236,-100,-323,-214,-222,-128,-355,-377,-705,-691,-884,-610,-707,0,-772,-604,-683,-681,-644,-638,-1060,-1026,-1835,-663,-1783,-1538,-1312,-803,-5506,-5206,-29981,-29982,-29989,-29990,-29990,-637]} 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. O-O O-O 9. Be3 a6 {9...b6 is setting a new trend.} 10. Bf2 {B25: Closed Sicilian: 3 g3, lines without early Be3.} Rb8 11. a3 b5 12. Qd2 {[#] The position is equal.} Qc7 $146 ({Predecessor:} 12... Nd4 13. Nxd4 cxd4 14. Ne2 e5 15. fxe5 dxe5 16. c3 dxc3 17. Nxc3 Be6 18. b4 Rc8 19. Rac1 Qd7 20. Bc5 Rfd8 21. Qg5 {½-½ (21) Lobo,A (2085)-Owens,J (2222) ICCF email 2017}) 13. g4 f5 14. h3 b4 15. Nd1 {[#]} (15. axb4 $11 {remains equal.} Rxb4 16. Ra2) 15... bxa3 $1 $17 16. Rxa3 Nd4 (16... e5 $5 {[%cal Rf5g4]} 17. exf5 gxf5 18. fxe5 fxg4 19. hxg4 Bxg4 $15) 17. c3 Nxf3+ 18. Bxf3 d5 (18... fxg4 {seems wilder.} 19. hxg4 d5 20. Bh4 Bh6 21. g5 Bg7) 19. Bh4 (19. exf5 $1 $11 gxf5 20. g5) 19... Bb7 (19... dxe4 $17 20. dxe4 Bh6) 20. exf5 exf5 21. Qg2 Bf6 22. Bxf6 ({White should try} 22. Bg3 $11) 22... Rxf6 $15 23. g5 Re6 24. Rb3 {White is on the road to losing.} Bc6 25. Rxb8+ Qxb8 26. c4 $2 (26. Qd2 $17 {was necessary.}) 26... Qxf4 $19 27. Nc3 {[%cal Rc4d5]} Qe3+ 28. Kh1 {[%cal Rc4d5]} d4 (28... Qxd3 29. cxd5 Nxd5 30. Bxd5 (30. Nxd5 Kf7 $16) 30... Bxd5 31. Nxd5 $16) (28... dxc4 $19 {and Black stays clearly on top.} 29. Bxc6 Nxc6 30. dxc4 Kf7) 29. Bxc6 $2 (29. Nd5 $17 Bxd5 30. cxd5) 29... Nxc6 ({Worse is} 29... Rxc6 30. Rf3 Qe5 31. Ne2 $17) 30. Nd5 Qe2 (30... Qxd3 $19 31. Nf4 Qxc4 32. Nxe6 Qxe6) 31. Rf2 $2 (31. Nf4 $17 {keeps fighting.} Qxg2+ 32. Kxg2) 31... Qxd3 32. Rd2 $2 (32. Nf4 Re1+ 33. Kh2) 32... Qxc4 33. Rc2 Qd3 34. Rd2 Qc4 35. Rc2 $1 Qa4 36. Nf6+ Kg7 37. Rf2 Qb3 {White must now prevent ...Re1+.} 38. h4 Re1+ 39. Kh2 Qe6 40. h5 Qe5+ 41. Kh3 Re3+ 42. Kh4 {[#]} d3 $1 {( -> ...Qd4+)} 43. h6+ (43. Qh2 Qd4+) 43... Kh8 {Black mates.} 44. Rf3 Rxf3 ({Inferior is} 44... d2 45. Rxe3 Qxe3 46. Qxc6 Qe1+ 47. Kh3 Qe3+ 48. Kh4 Qf2+ 49. Kh3 Qf1+ 50. Kh4 Qf2+ 51. Kh3 Qf1+ 52. Kh4 Qc4+ 53. Kg3 Qd3+ 54. Kf2 d1=N+ 55. Ke1 Qe3+ 56. Kxd1 Qd4+ 57. Kc2 Qc4+ 58. Kd2 (58. Kb1 Qf1+ 59. Kc2 Qc4+ 60. Kd2 Qd4+ 61. Ke1 Qe3+ 62. Kf1 Qc1+ 63. Kg2 Qxb2+ 64. Kg3 Qe5+ 65. Kh3 Qe3+ 66. Kh4 Qf2+ 67. Kh3 Qe3+ 68. Kh4 Qf2+ 69. Kh3 Qe3+ $11) 58... Qd4+ 59. Ke1 Qe3+ 60. Kf1 Qc1+ 61. Kg2 Qxb2+ 62. Kh3 Qc3+ 63. Kh4 Qb4+ 64. Kg3 Qb8+ 65. Kh3 Qb3+ 66. Kg2 Qb2+ 67. Kh3 Qc3+ 68. Kh4 Qb4+ 69. Kh3 Qc3+ $11) 45. Qxf3 Qh2+ {Weighted Error Value: White=0.75/Black=0.49} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.19"]
[Round "11.1"]
[White "Babula, Vlastimil"]
[Black "Mica, Marek"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2558"]
[BlackElo "2272"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,76,10,17,13,10,0,6,-4,12,-11,12,0,0,0,1,0,0,-14,-16,-19,0,-10,0,0,18,0,0,0,0,0,0,-135,0,-285,-293,-280,-278,-280,-274,-224,-109,-110,-108,-106,-111,-191,-176,-170,0,-223,-215,-205,-222,-212,-212,-850,-815,-807,-765,-29957,-6016,-29978,-29979,-29977,-29976,-6295,-5309]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bf5 8. Be2 {is currently scoring better than 8.0-0.} e6 9. O-O {The position is equal.} Qc7 {[#]} 10. a4 $146 ({Predecessor:} 10. Be3 Bd6 11. Nbd2 h6 12. c4 g5 13. cxd5 Nxd5 14. Nc4 O-O-O 15. Rc1 Kb8 16. Qb3 {0-1 (33) Baches Garcia,G (2329)-Grandelius,N (2663) Chess.com INT 2021}) 10... a6 11. Re1 h5 12. Be3 Bd6 13. Nbd2 Kf8 14. Nf1 Kg7 15. Nh4 Ne7 16. f3 Bf4 17. Qd2 g5 {aiming for ...Bxe3+.} 18. Bxf4 Qxf4 19. Qxf4 gxf4 20. Kh2 Kh6 21. g4 (21. g3 $11 {remains equal.}) 21... Bxg4 22. hxg4 {[%mdl 8192]} (22. fxg4 hxg4 23. Ng2 (23. hxg4 $2 Kg7 $19) (23. Bxg4 $2 Nxg4+ 24. hxg4 Kg7 $19) 23... f3 $17) (22. Ng2 $1 $11) 22... hxg4 $19 {...Kg5 is the strong threat.} 23. Kg1 Kg5 24. Ng2 Rh3 $1 25. Nd2 g3 (25... Rah8 $19 {has better winning chances. ( -> ...Rh1+)} 26. fxg4 Ne4 27. Nf3+ Kxg4 28. Nfh4+ (28. Ne5+ $2 Kg3 $19) 28... Kg5) 26. Bd3 $17 Rah8 {[%csl Gh8][%cal Rh3h1]} 27. Kf1 (27. Re5+ $2 Nf5 28. Nh4 R3xh4 $19) 27... Rh2 $1 {Hoping for ...Nf5.} 28. Re5+ (28. Rad1 $17) 28... Nf5 $19 29. Bxf5 {[#]} exf5 {The board is on fire.} (29... Nd7 $1 $19 {Threatens to win with ...Rh1+.} 30. Ree1 (30. Bb1+ $2 Nxe5 31. dxe5 Rh1+ 32. Ke2 R8h2 $19) 30... Kxf5) 30. Rae1 $2 {[#]} (30. Rd1 $1 $11 {and White has nothing to worry.}) 30... Rxg2 $1 {[%mdl 512]} 31. Kxg2 Rh2+ 32. Kg1 Rxd2 {[%mdl 4096] Endgame KRR-KRN} 33. R1e2 {To avoid Ne4} (33. R5e2 Rd3 34. Rf1 (34. Kg2 $2 Ng4 $19)) 33... Rd3 34. Kg2 {[#]} Ng4 $1 {[%mdl 512]} 35. fxg4 (35. Re7 Ne3+) 35... Kxg4 ({Inferior is} 35... f3+ 36. Kxg3 fxe2+ 37. Kf2 $11) 36. Re1 f3+ 37. Kf1 g2+ 38. Kg1 Rd2 {Weighted Error Value: White=1.01/Black=0.17 (very precise)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.19"]
[Round "11.2"]
[White "Lajbl, Jan"]
[Black "Gloser, David"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2218"]
[BlackElo "2238"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,44,59,39,0,4,25,66,83,421,431,417,412,669,665,915,349,565,562,681,506,512,502,513,506,823,806,568,561,29962,1537,29994,29995,29999]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Nf6 6. dxc5 Qxc5 7. Na3 {[%cal Bb1a3,Ba3b5,Bb5d6][%mdl 32]} e5 8. Nb5 {B22: Sicilian: 2 c3.} (8. Be3 $5 {[%cal Re3c5]} Qa5 9. Nc4 $14) 8... Qe7 {To avoid Nc7+} 9. Be3 {Hoping for Qa4.} Bg4 {[#]} (9... a6 $11 10. Qa4 Rb8) 10. Qa4 $146 {aiming for 0-0-0. White is much more active. Black has bad knights. White is slightly better.} ({Predecessor:} 10. Qb3 Ne4 11. Nxa7 Nc5 12. Bxc5 Qxc5 13. Ng5 Qe7 14. Nxc6 bxc6 15. Qc4 Bd7 16. Nf3 {1-0 (42) Aktunc,O-Marshall,M IECG email 1998}) 10... Kd8 $2 {[%mdl 8192] Black cannot hold the game after this.} (10... a6 $16 {is more resistant.}) 11. O-O-O+ $18 Kc8 12. Nd6+ Kb8 (12... Qxd6 $142 13. Rxd6 Bxd6) 13. Bb5 {[%cal Od6b7] Strongly threatening Nxb7!} Nd8 {[#]} 14. Rd2 $2 (14. Nxe5 $1 {[%mdl 512]} a6 (14... Qxe5 15. Bf4) 15. Nc6+ $1 {[%mdl 512]} Nxc6 16. Bxc6 Qxd6 17. Bf4 Bxd1 18. Rxd1 bxc6 19. Bxd6+ Bxd6 20. Rxd6) 14... Bxf3 (14... a6 {was worth a try.}) 15. gxf3 {Black must now prevent Rhd1.} Qc7 16. Rhd1 {And now Ne8 would win.} Bxd6 17. Rxd6 {Threatens to win with f4.} Ne6 18. Qb3 Rc8 (18... a6 $142 19. Bxa6 Nc5 20. Bxc5 Rxa6 21. Rxa6 Qxc5) 19. Ba6 h6 20. Qb5 Nf8 {[#]} 21. Bc5 $1 {[%mdl 512]} g5 (21... Ne8 22. Rd8) 22. Rxf6 Qxc5 23. Qxb7# {Weighted Error Value: White=0.50/Black=1.45} 1-0

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.19"]
[Round "11.3"]
[White "Stalmach, Richard"]
[Black "Svanda, Ondrej"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2302"]
[BlackElo "2303"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,85,-11,-15,-8,15,-21,0,-14,-16,-5,35,25,17,17,20,17,21,22,16,9,16,18,18,22,17,27,13,-16,-38,-34,-29,-93,-92,-119,-107,-97,-102,-111,-89,-92,-92,-85,-66,-66,-68,-86,-87,-95,-69,-73,-72,-80,0,0,0,-59,-27,-57,-63,-71,-57,-158,-8,-8,-15,-15,-8,-64,-58,-75,-81,-87,0,0,0,-33,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 {E20: Nimzo-Indian: 4 g3 and 4 f3.} d6 $1 {[%mdl 4] is recently more successful than 6...bxc4.} 7. Nge2 bxc4 {White must now prevent ...exd5.} 8. Nf4 e5 9. Nfe2 {[#]} Ng8 $146 ({Predecessor:} 9... Nbd7 10. Ng3 Nb6 11. Be2 Ng8 12. h4 Ne7 13. h5 h6 14. f4 exf4 15. Bxf4 g5 16. hxg6 Nxg6 {0-1 (39) Suleymanli,A (2541)-Brkic,A (2621) Riga 2021}) 10. Ng3 Ne7 11. Bxc4 O-O 12. O-O Nd7 13. Be3 f5 {Threatens to win with ...f4.} 14. exf5 Bxc3 15. bxc3 Nb6 16. Bd3 {[%cal Of5f6]} Nxf5 17. Nxf5 Bxf5 18. a4 Bxd3 19. Qxd3 Qh4 $1 20. Rfd1 (20. a5 $11 {keeps the balance.} Qc4 21. Qxc4 Nxc4 22. Bc1) 20... Qc4 $1 $17 (20... Nxa4 $2 21. Bf2 (21. g3 Qh3 $16) 21... Qf4 22. Be3 $18 (22. g3 Qxf3 23. Qxf3 Rxf3 $16)) 21. Bg5 Qxd3 22. Rxd3 Nc4 23. Re1 h6 24. Re4 hxg5 25. Rxc4 {[%mdl 4096] Endgame KRR-KRR} Rf4 26. Re4 Rb8 27. Rde3 Rb3 28. Kf2 Ra3 (28... a5 {feels hotter.} 29. Re2 Rxc3 30. Rb2 Rd3 31. Rb5 Rxd5 32. Rxa5 Rd2+) 29. g3 Rxe4 30. fxe4 Rxa4 {KR-KR} (30... g4 $1 $17) 31. Kf3 $1 $11 Kf7 32. Re2 (32. Kg4 $11) 32... Ra3 33. Rc2 Kg6 $1 {Hoping for ...Kh5.} 34. Kg4 Ra4 35. Kf3 ({White should play} 35. c4 $15) 35... c4 ({Black should try} 35... Kh5 $1 $17 {And now ...Ra3 would win.} 36. Rb2 Ra3) 36. Kg4 $1 Ra1 37. Rb2 Re1 38. Rb4 (38. Ra2 $11) 38... Rxe4+ $15 39. Kf3 {[#]} Re1 40. Rxc4 {[#]} Rd1 (40... Kf5 $1 $17 {[%cal Og5g4] ...g4+! is the strong threat.} 41. g4+ Kf6) 41. Ke4 $1 Re1+ 42. Kf3 Rd1 43. Ke4 $1 {Weighted Error Value: White=0.14 (very precise) /Black=0.15 (very precise)} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.19"]
[Round "11.4"]
[White "Kusa, Jakub"]
[Black "Vojta, Jakub"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2298"]
[BlackElo "2406"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,93,28,0,32,0,27,26,28,22,74,60,82,79,164,109,109,112,126,110,215,193,274,278,492,467,639,500,507,477,447,210,196,189,183,76,76,75,77,75,75,75,75,75,75,75,75,77,77,78,72,71,71,71,71,64,71,64,71,64,71,64,71,64,68,64,78,64,78,64,71,54,62,62,71,71,78,71]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 O-O 8. Qd2 c5 9. Rc1 Qa5 10. d5 Rd8 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 11. c4 Qa3 12. Ne2 Nc6 {[#] White has an edge.} 13. Nc3 $146 ({Predecessor:} 13. f4 Bb2 14. Rd1 Na5 15. Bxc5 Qxc5 16. Qxb2 Nxc4 17. Qd4 Qa5+ 18. Nc3 Nd6 19. Be2 Nxe4 20. Qxe4 Qxc3+ {0-1 (60) Shadunts,K (1920)-Skrobat,D (1423) St Petersburg 2019}) 13... Nd4 (13... Qb4 $11) 14. Bd3 $16 {[%cal Bf1d3,Bd3e4,Be4b7,Bb7d5][%mdl 32]} e5 15. O-O f5 (15... Bd7 $16) 16. f4 ({White should play} 16. Bg5 $18 Rf8 17. Nb5) 16... exf4 17. Bxf4 fxe4 18. Bxe4 ({Don't play} 18. Nxe4 Bf5 $14) 18... Re8 (18... Bf5 $16) 19. Rfe1 Bg4 {[#]} (19... Bd7 $142 20. d6 Kh8 21. Bxb7 Rab8) 20. d6 $1 $18 Qb4 (20... Nc6 {is a better defense.} 21. Bh6 Bd4+ 22. Be3 Bg7 23. Bd5+ (23. d7 Red8 $16) 23... Kh8) 21. Rb1 Qa5 22. Bxb7 Rad8 23. Bd5+ Kh8 24. Nb5 (24. Re7 $142 {Black must now prevent Qe3.} Qxc3 25. Qxc3 (25. Rxe8+ $2 Rxe8 26. Qxc3 Ne2+ 27. Kh1 Nxc3 $19) 25... Ne2+ {[#]} 26. Rxe2 $1 {[%mdl 512]} Bxc3 27. Rxe8+ Rxe8 28. h3) 24... Qxd2 ({Weaker is} 24... Rxe1+ 25. Rxe1 Qxd2 26. Bxd2) 25. Bxd2 Rxe1+ 26. Bxe1 (26. Rxe1 $18 {and the rest is easy. Ba5 is the strong threat.} Bf6 27. Bc3 (27. Nxa7 h5 $16)) 26... Nxb5 $16 27. Rxb5 Bd4+ 28. Bf2 {Strongly threatening Bxd4+.} Rxd6 29. Rxc5 Bxc5 30. Bxc5 {White wants to mate with Bd4+.} Rxd5 31. cxd5 {[%mdl 4096] Endgame KB-KB} a6 32. Kf2 Kg7 33. Ke3 Kf6 34. Kf4 h5 35. Bd4+ Ke7 36. Ke5 Bf5 37. a3 Kd7 38. Bc5 Bb1 39. Bf8 Bf5 40. Kd4 Bb1 41. Bh6 Bf5 42. Bf4 Bb1 43. Kc5 Bd3 44. Kb6 Bf1 {[%cal Og6g5]} 45. g3 Bb5 46. Kc5 Bd3 47. Kd4 {Blacks defense is rewarded with a draw.  Weighted Error Value: White=0.21 (precise) /Black=0.28 (precise)} 1/2-1/2

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.19"]
[Round "11.5"]
[White "Hlavina, Matous"]
[Black "Mladek, Richard"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2112"]
[BlackElo "2374"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,15,12,22,23,12,22,13,30,15,21,11,13,12,27,26,50,30,39,42,102,26,24,25,23,25,19,0,0,0,62,64,64,66,60,4,11,14,6,0,0,-2,0,0,0,0,0,0,0,0,0,0,0,-64,0,0,0,0,0,-25,-29,-54,-41,-45,-51,-143,-75,-81,-83,-134,-114,-285,-360,-340,-291,-908,-887,-868,-847,-725,-717,-12835,-12836,-12836,-12838,-12846,-12847]} 1. e4 Nf6 2. e5 Ng8 3. d4 d6 4. exd6 cxd6 5. Bd3 Nf6 6. Nf3 {B02: Alekhine's Defence: Chase Variation and lines with early Nc3.} g6 7. O-O Bg7 8. h3 {The position is equal.} O-O 9. c3 Nc6 10. Re1 Qc7 11. Bf4 Re8 {[#]} 12. Bh2 $146 ({Predecessor:} 12. Nbd2 Bd7 13. Ng5 Rac8 14. Qb3 e6 15. Nc4 e5 16. Nxf7 exf4 17. Ncxd6 Rxe1+ 18. Rxe1 Rf8 19. Nh6+ Kh8 20. Qg8+ {1-0 (19) Borges,G (2153)-Almeida,S Brasilia 2006}) 12... Bd7 13. Nbd2 Rab8 14. a4 e5 (14... a6 $14) 15. dxe5 (15. Nc4 $1 $16 {[%cal Rc4d6]}) 15... Nxe5 $11 16. Nxe5 dxe5 17. Nf3 {[%cal Rf3e5]} Nh5 18. Qc2 Rbd8 19. Rad1 Qa5 {Inhibits Bb5.} (19... Nf4 $11) 20. Bc4 $14 Bxa4 {[#]} 21. Rxd8 $1 Rxd8 (21... Bxc2 $2 22. Rxe8+ Bf8 23. Ng5 $18) 22. b3 (22. Qe2 $1 $14) 22... Bb5 $11 23. Bxb5 ({Much weaker is} 23. Bxe5 Bxc4 24. bxc4 Re8 $15) 23... Qxb5 24. Bxe5 Bxe5 25. Nxe5 Qd5 26. c4 Qd2 27. Qxd2 Rxd2 {[%mdl 4096] Endgame KRN-KRN} 28. g3 Rb2 29. Re3 Ng7 30. Nd7 Ne6 31. Rd3 ({White should play} 31. Nf6+ $11 Kg7 32. Ne8+ Kf8 33. Nd6) 31... b6 ({Better is} 31... Ng5 $1 $15 32. g4 Ne4) 32. Kg2 Kg7 33. h4 f6 34. Rc3 Rd2 35. Nb8 Nc5 36. Nc6 a5 37. Rf3 {[#]} (37. Re3 $15) 37... Rb2 (37... f5 $142 $1 38. Kf1 Rb2) 38. Nd4 $17 f5 39. h5 (39. Re3 $142) 39... Kf6 40. g4 $2 {[#] White does not recover from this.} (40. hxg6 $17 hxg6 41. Re3) 40... f4 $1 $19 41. Rxf4+ Ke5 42. Kf3 {[#]} (42. Rf7 Kxd4 43. Rxh7 gxh5 44. gxh5) 42... Rxf2+ $3 {[%mdl 576] Deflection. Black is clearly winning.} 43. Kxf2 Kxf4 44. hxg6 hxg6 45. g5 Ke4 46. Nc6 Nxb3 47. Ke2 Nd4+ {Weighted Error Value: White=0.45/Black=0.09 (flawless)} 0-1

[Event "Czech-ch U18-20 Open 2022"]
[Site "Spindleruv Mlyn"]
[Date "2022.03.19"]
[Round "11.6"]
[White "Frank, Adam"]
[Black "Ocelak, Jakub"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2270"]
[BlackElo "2053"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2022.03.10"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,77,12,0,0,0,0,0,8,3,10,0,3,11,0,0,0,35,-18,-22,-148,-146,-155,-129,-193,-114,-113,-120,-315,-272,-275,-222,-358,-224,-206,-117,-112,-40,-133,-50,-201,10,0,8,0,19,0,0,-20,131,118,127,125,125,118,127,74,67,62,110,107,317,318,333,154,202,104,747,744]} 1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. dxc5 Nf6 6. Qe2 O-O 7. Ngf3 {C03: French Tarrasch: Unusual Black 3rd moves.} a5 8. O-O Na6 9. e5 {The position is equal.} Nd7 10. c4 Ndxc5 11. Bb1 $1 b6 12. Nd4 Bb7 {To avoid Nc6} 13. Rd1 {[#]} (13. Qh5 g6 14. Qg4 dxc4 15. Nxc4 h5 $17) 13... Qe8 $146 ({Predecessor:} 13... Qd7 14. b3 Rfd8 15. Bb2 a4 16. Rc1 Bg5 17. Rf1 g6 18. f4 Bh6 19. Bc3 Rac8 {1-0 (52) Havasi,G (2172)-To,N (2334) Budapest 2013}) 14. N2f3 (14. Qh5 f5 15. Qxe8 Rfxe8 $11) (14. cxd5 $14 Bxd5 15. Nc4 (15. Qh5 f5 $11)) 14... dxc4 $11 15. Bg5 (15. Qxc4 $11 Qa4 16. Qe2) 15... Rd8 $1 $17 16. h4 h6 17. Be3 (17. Bxe7 $17 Qxe7 18. Bc2) 17... Nb4 ({Black should try} 17... f6 $19 {Threatens to win with ...Nb4.} 18. Rc1 b5) 18. a3 Nbd3 {And now ...f6 would win.} 19. Ba2 $2 (19. b4 $17) 19... Ba6 20. h5 b5 21. Qc2 (21. b3 $142) 21... b4 22. axb4 axb4 (22... Nxb4 $19 23. Qc3 Ne4) 23. b3 cxb3 ({Don't play} 23... c3 24. Bb1 Bb7 25. Ne1 $11 (25. Rxd3 Be4 $11)) ({Black should play} 23... Bb7 $1 $17 {...f5 is the strong threat.} 24. bxc4 Be4) 24. Nxb3 (24. Bxb3 $15 Nxb3 25. Qxb3) 24... Nxb3 (24... Ne4 $17 25. Bb1 Bb5) 25. Qxb3 $2 (25. Bxb3 $15 Bb5 26. Ra7) 25... Nc5 $2 (25... Qc6 $19 {aiming for ...Bb5.} 26. Qb1 Bb5) 26. Qxb4 Qb5 $132 {[%mdl 2048] Black is not keeping still} 27. Qg4 {Hoping for Bxh6.} Kh8 28. Nd4 Qb7 29. Rac1 Qe4 $2 (29... Nd3 $11) 30. Qxe4 $16 Nxe4 31. Bb1 Ng5 32. f4 Nh7 33. Nc6 (33. Rc7 $142 Ba3 34. Kf2) 33... Rxd1+ 34. Rxd1 Ba3 (34... Bh4 $1 $14 {should be considered.}) 35. Be4 $1 {White is much more active.} Be2 $2 {[#]} (35... Bb7 $16 36. Rd3 Bxc6) 36. Ra1 $1 $18 f5 37. Bxf5 Rxf5 {[#]} (37... exf5 $16 38. Rxa3 Re8) 38. Rxa3 (38. Nd4 $1 $18 Bb2 39. Ra8+ Rf8 40. Rxf8+ Nxf8 41. Nxe2) 38... Nf8 $2 {[%mdl 8192]} (38... Rf8 $16 39. Nd4 Bg4) 39. Nd4 {[%csl LRe2,LRf5] Quite a comeback for White.  Weighted Error Value: White=0.37/Black=0.51} 1-0

