[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.1"]
[White "Mametev, Artem"]
[Black "Fizer, Marek"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2074"]
[BlackElo "1929"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,74,8,7,0,10,10,4,10,10,0,0,-4,0,0,30,0,9,-14,0,-18,0,0,0,0,0,-16,-7,-28,-22,-82,20,10,8,23,18,45,59,33,11,-425,-622,-629,-270,-587,-189,-209,-91,-85,-245,-156,-162,-560,-527]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:03][%cal Bg1f3,Bf3d4,Bd4b5,Bb5a3,Ba3c2][%mdl 32]} Nc6 {[%emt 0:00:22]} 3. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:20]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:24]} 5. Nc3 {[%emt 0:00:04]} e5 {[%emt 0:00:16]} 6. Ndb5 {[%emt 0:00:14]} d6 {[%emt 0:00:40]} 7. Bg5 {[%emt 0:00:23]} a6 {[%emt 0:01:16]} 8. Na3 {[%emt 0:02:10]} b5 {[%emt 0:00:37]} 9. Nd5 {[%emt 0:00:06]} Be7 {[%emt 0:00:45]} 10. Bxf6 {[%emt 0:00:06]} Bxf6 {[%emt 0:01:01]} 11. c4 {[%emt 0:00:05]} b4 {[%emt 0:00:51]} 12. Nc2 {[%emt 0:00:09]} a5 {[%emt 0:01:13]} 13. g3 {[%emt 0:00:06] B33: Sicilian: Pelikan and Sveshnikov Variations.} O-O {[%emt 0:01:25]} 14. Bg2 {[%emt 0:00:10]} Bg5 {[%emt 0:01:45] 14...g6 injects fresh life into this line.} 15. O-O {[%emt 0:00:13] The position is equal.} Ne7 {[%emt 0:01:59]} 16. Nce3 {[%emt 0:02:32]} Bxe3 {[%emt 0:02:59]} 17. Nxe3 {[%emt 0:00:17][%cal Oe3f5]} Be6 {[%emt 0:01:29]} 18. Qd3 {[%emt 0:03:17]} Qb6 {[%emt 0:06:06]} 19. b3 {[%emt 0:01:32]} a4 {[%emt 0:05:55]} 20. Rad1 {[%emt 0:00:37]} (20. Nf5 {seems wilder.} Nc6 21. Qxd6 Ra7 22. bxa4 Rd8 23. a5) 20... Rfd8 {[%emt 0:02:35] [#]} 21. Kh1 $146 {[%emt 0:10:09]} ({Predecessor:} 21. Rd2 axb3 22. axb3 Nc6 23. Rfd1 Nd4 24. Nc2 Bg4 25. Re1 Ne6 26. h3 {1-0 Zhapova,Y (2212)-Aleshina,A (1445) Satka Autumn op (Women) 2021 (1)}) 21... axb3 {[%emt 0:08:07]} 22. axb3 {[%emt 0:00:02]} Kh8 {[%emt 0:17:44]} 23. f4 {[%emt 0:03:19]} f6 $1 {[%emt 0:00:57]} 24. f5 {[%emt 0:14:37]} Bf7 {[%emt 0:01:30]} 25. g4 {[%emt 0:00:53]} Nc6 {[%emt 0:02:38]} 26. h4 {[%emt 0:03:07]} (26. Nc2 $11) 26... Nd4 {[%emt 0:02:21] Black is more active.} (26... Qd4 $17) 27. Nc2 $1 $11 {[%emt 0:07:20]} Nxc2 {[%emt 0:04:20]} 28. Qxc2 {[%emt 0:00:02]} Ra3 {[%emt 0:00:38]} 29. Rd3 {[%emt 0:12:17]} Rda8 {[%emt 0:07:09]} 30. Qd2 {[%emt 0:01:48]} R8a6 {[%emt 0:02:01]} 31. Rf2 $2 {[%emt 0:04:35][%mdl 8192] [#]} (31. g5 $11 {and White stays safe.} Ra2 32. Qc1) 31... Bxc4 $1 $19 {[%emt 0:02:42][%mdl 576] Pin, Double Attack} 32. Qc2 {[%emt 0:04:22]} (32. Bf1 Bxd3) 32... Bg8 {[%emt 0:08:14]} (32... Bxd3 $2 {gets mated.} 33. Qc8+) (32... Ra8 $142 33. Rdf3 Bxb3) 33. g5 $2 {[%emt 0:09:44]} (33. Bf1 {is a better chance.}) 33... Qc5 $2 {[%emt 0:07:36]} (33... Rxb3 34. Rxb3 Bxb3 35. Qc8+ Bg8) 34. gxf6 {[%emt 0:02:01]} Qxc2 {[%emt 0:05:05]} (34... gxf6 $19 {has better winning chances.} 35. Bf1 Ra7 36. Qxc5 dxc5) 35. fxg7+ $2 {[%emt 0:00:06]} (35. Rxc2 $17 {was forced.} gxf6 36. Rc8) 35... Kxg7 {[%emt 0:00:07]} 36. Rxc2 {[%emt 0:00:06] [#] Rg3+ is the strong threat.} Bxb3 {[%emt 0:01:48]} 37. Rg3+ $2 {[%emt 0:01:16]} (37. Rc7+ {is tougher.} Bf7 38. Bf1) 37... Kf6 {[%emt 0:01:02] Weighted Error Value: White=0.73/Black=0.53} 0-1

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.2"]
[White "Paseka, Matyas"]
[Black "Simunek, Jakub Simon"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2082"]
[BlackElo "1970"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 28,91,25,31,42,39,141,126,162,160,145,123,216,236,284,230,226,196,221,202,219,212,276,273,270,250,242,253,270,258,240,238,369,357,345,329,722,689,1460,1438,1614,1580,1375,1039,976,708,29966,29970,29971,29972,29971,29972,29977,29958,29978,29976,29976,29979,29978,29979,29983,29984,29984,29985,29983,29984]} 1. e4 {[%emt 0:00:03] Edouard,Romain} e6 {[%emt 0:00:08]} 2. d4 {[%emt 0:00:06]} d5 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:00:09]} Bb4 {[%emt 0:00:54]} 4. e5 {[%emt 0:00:08]} c5 {[%emt 0:00:06]} 5. a3 {[%emt 0:00:07]} Bxc3+ {[%emt 0:00:16]} 6. bxc3 {[%emt 0:00:08]} Ne7 {[%emt 0:00:14]} 7. Qg4 {[%emt 0:00:16]} Qc7 {[%emt 0:00:38]} 8. Qxg7 {[%emt 0:00:21]} Rg8 {[%emt 0:00:05]} 9. Qxh7 {[%emt 0:00:09]} cxd4 {[%emt 0:00:23]} 10. Ne2 {[%emt 0:00:24]} dxc3 {[%emt 0:01:40]} 11. f4 {[%emt 0:00:23]} Nbc6 12. Qd3 d4 {[%emt 0:01:42]} 13. Nxd4 {[%emt 0:01:34]} Nxd4 {[%emt 0:00:48]} 14. Qxd4 {[%emt 0:00:08]} Bd7 {[%emt 0:02:15]} 15. Rg1 {[%emt 0:00:23]} Nf5 {[%emt 0:09:13][%cal Be7f5,Bf5h4,Bh4f3][%mdl 32] C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4.} 16. Qf2 {[%emt 0:00:14] [#]} Qb6 $146 {[%emt 0:01:50]} (16... Qc6 $1 $14) ({Predecessor:} 16... Bc6 17. Bd3 O-O-O 18. Qxa7 Nh4 19. Be3 Nxg2+ 20. Rxg2 Rxg2 21. Bb6 Qe7 22. Bxd8 Qxd8 23. O-O-O {½-½ Fier,A (2562)-Edouard,R (2645) Bremen CD Meyer Memorial 2020 (2.2)}) 17. Bd3 {[%emt 0:16:14]} Bc6 {[%emt 0:08:39] White is better.} 18. Qxb6 {[%emt 0:03:25]} axb6 {[%emt 0:00:12]} 19. Kf2 {[%emt 0:00:27]} Ke7 {[%emt 0:13:51]} (19... Rh8 $16) 20. Rb1 $18 {[%emt 0:06:42]} Nh4 {[%emt 0:07:56][%cal Rh4g2]} 21. g4 {[%emt 0:00:42]} Nf3 {[%emt 0:06:35]} 22. Rg3 {[%emt 0:00:11]} Nd2 {[%emt 0:00:24]} 23. Rxb6 {[%emt 0:05:18]} Rh8 {[%emt 0:03:57]} 24. h3 {[%emt 0:00:45]} Rh4 {[%emt 0:00:32]} 25. Ke3 {[%emt 0:14:16]} Rah8 {[%emt 0:09:13]} 26. Bxd2 {[%emt 0:00:20]} cxd2 {[%emt 0:00:10]} 27. Kxd2 {[%emt 0:00:06]} Rxh3 {[%emt 0:00:05]} 28. Rxh3 {[%emt 0:00:10]} Rxh3 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRB} 29. f5 {[%emt 0:01:57][%cal Bf4f5,Bf5f6][%mdl 32]} Rg3 {[%emt 0:05:46]} (29... exf5 $142 30. gxf5 Rh4) 30. f6+ {[%emt 0:00:19]} Kd7 {[%emt 0:01:20]} 31. Rb4 {[%emt 0:00:24]} Bf3 $2 {[%emt 0:00:48]} (31... b5 32. Bxb5 Bxb5) 32. Rd4+ {[%emt 0:13:15]} Kc8 {[%emt 0:01:50] [#]} 33. Bg6 $1 {[%emt 0:00:30][%mdl 576] Promotion} Bxg4 {[%emt 0:01:27]} (33... Rxg4 34. Rxg4) 34. Bxf7 {[%emt 0:00:23][%cal Od4g4] Threatening mate with Rxg4!} Bf5 {[%emt 0:01:14]} 35. Bh5 {[%emt 0:01:17] Intending f7 and mate.} Rg2+ {[%emt 0:00:11]} 36. Be2 {[%emt 0:00:52] f7 would kill now.} Bg6 {[%emt 0:01:19]} 37. Rg4 {[%emt 0:00:15] White mates.} Rxg4 {[%emt 0:00:07]} 38. Bxg4 {[%emt 0:00:04] KB-KB} Kd7 {[%emt 0:00:05]} 39. Kc3 {[%emt 0:01:40]} Bf7 {[%emt 0:00:51]} 40. Bf3 {[%emt 0:00:47]} Kc7 {[%emt 0:00:10]} 41. Kb4 {[%emt 0:31:01]} Kb6 {[%emt 0:30:18]} 42. a4 {[%emt 0:00:16][%cal Ba3a4,Ba4a5][%mdl 32]} Kc7 {[%emt 0:00:10]} 43. a5 {[%emt 0:00:08]} Kc8 {[%emt 0:00:10]} 44. Kc5 {[%emt 0:00:06]} Kc7 {[%emt 0:00:05] [#]} 45. Bxb7 $1 {[%emt 0:00:49][%mdl 576] Deflection, Promotion} Kxb7 {[%emt 0:00:07]} 46. Kd6 {[%emt 0:00:04] Weighted Error Value: White=0.09 (flawless) /Black=0.65} 1-0

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.3"]
[White "Janous, Marek"]
[Black "Lang, Simon"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2124"]
[BlackElo "1974"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,67,14,13,0,25,16,23,22,22,17,22,0,13,22,0,-28,-9,-88,-78,-88,-43,-39,-39,-50,-41,-53,-34,-33,0,-4,0,-57,91,114,84,93,128,123,119,129,156,114,141,142,172,131,170,177,638,622,639,628,639,639,629,616,564,533,596,585]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:39]} 2. Nf3 {[%emt 0:00:31]} d6 {[%emt 0:00:42]} 3. Bb5+ {[%emt 0:01:07]} Nd7 {[%emt 0:01:07]} 4. a4 {[%emt 0:00:15]} Ngf6 {[%emt 0:03:50]} 5. Nc3 {[%emt 0:00:24]} e6 {[%emt 0:03:42]} 6. O-O {[%emt 0:00:24] B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} Be7 {[%emt 0:01:52]} (6... a6 $5 {[%cal Ra6b5]} 7. Be2 b6 $14) 7. d4 {[%emt 0:00:37]} cxd4 {[%emt 0:02:04]} 8. Qxd4 {[%emt 0:00:08] White has an edge.} O-O {[%emt 0:02:36]} 9. Rd1 {[%emt 0:01:44]} Qc7 {[%emt 0:08:27]} 10. Bg5 {[%emt 0:04:32]} Rd8 {[%emt 0:08:47]} 11. a5 {[%emt 0:09:18]} h6 {[%emt 0:19:45] [#]} 12. Bxf6 $146 {[%emt 0:06:03]} ({Predecessor:} 12. Bh4 a6 13. Bf1 Rb8 14. Bg3 e5 15. Qe3 b5 16. axb6 Rxb6 17. Ra2 Bb7 18. h3 {½-½ Cladouras,P (2375)-Meissner,H (2255) BL2-Nord 9596 1995 [4]}) 12... Nxf6 {[%emt 0:01:54]} 13. e5 {[%emt 0:14:12]} (13. Qc4 $11 {keeps the balance.} Qxc4 14. Bxc4) 13... dxe5 $17 {[%emt 0:06:16]} 14. Qxe5 {[%emt 0:00:27]} Bd6 {[%emt 0:01:14]} 15. Qe2 {[%emt 0:00:21]} a6 {[%emt 0:08:46]} 16. Bd3 {[%emt 0:01:47]} Bd7 {[%emt 0:08:10]} 17. Ne4 {[%emt 0:02:32] Strongly threatening Nxd6.} Nxe4 {[%emt 0:04:09]} 18. Qxe4 {[%emt 0:00:40]} f5 {[%emt 0:00:49]} 19. Qc4 {[%emt 0:00:37]} Rac8 {[%emt 0:01:53]} 20. Qxc7 {[%emt 0:00:40]} ({Better is} 20. Qb3 $11) 20... Rxc7 {[%emt 0:00:47] [#]} (20... Bxc7 $15 {keeps the upper hand.} 21. Re1 Kf7) 21. Bxf5 $1 $16 {[%emt 0:02:52][%mdl 64] Discovered Attack} Bc8 {[%emt 0:04:59]} 22. Bd3 {[%emt 0:03:20]} e5 {[%emt 0:02:09]} 23. Re1 {[%emt 0:15:00]} Re7 {[%emt 0:01:15]} 24. h3 {[%emt 0:05:31] White is more active.} Rf8 {[%emt 0:02:41]} 25. Nd2 {[%emt 0:08:40][%cal Bf3d2,Bd2c4,Bc4e5,Be5g6,Bg6f4][%mdl 32]} Bc7 {[%emt 0:01:40]} 26. Re2 {[%emt 0:02:17]} Rf4 {[%emt 0:01:00]} 27. Nc4 {[%emt 0:08:28]} Be6 {[%emt 0:02:09]} 28. Nxe5 {[%emt 0:00:58] Hoping for Ng6.} Bd5 $2 {[%emt 0:00:35]} (28... Bf7) 29. Ng6 $1 $18 {[%emt 0:00:56][%csl LRe7,LRf4][%mdl 64] [#] Discovered Attack. White is clearly winning.} Rxe2 {[%emt 0:00:20]} 30. Nxf4 {[%emt 0:00:13]} ({Not} 30. Bxe2 Rf7 31. c3 Be4 $16) 30... Bxf4 {[%emt 0:00:30]} 31. Bxe2 {[%emt 0:00:04]} Be5 {[%emt 0:00:23]} 32. c3 {[%emt 0:01:04]} Kf7 {[%emt 0:00:12]} 33. Bf3 {[%emt 0:00:57]} Bxf3 {[%emt 0:00:11]} 34. gxf3 {[%emt 0:00:05] Weighted Error Value: White=0.16 (very precise) /Black=0.42} 1-0

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.4"]
[White "Prazak, Daniel"]
[Black "Dolensky, Filip"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2064"]
[BlackElo "2108"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,60,11,29,21,29,24,18,0,71,0,68,57,66,62,127,127,147,156,159,122,591,568,575,537,897,897,878,875,855,858,841,822,783,439,418,284,284,279,285,285,274,269,438,431,751,743,729,695,796,766,29979,850,29983]} 1. e4 {[%emt 0:00:05]} d6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:25]} Nf6 {[%emt 0:03:49]} 3. Nc3 {[%emt 0:00:12]} Nbd7 {[%emt 0:00:14]} 4. Nf3 {[%emt 0:00:17]} e5 {[%emt 0:00:09]} 5. Rg1 {[%emt 0:03:55]} h6 {[%emt 0:01:12]} 6. g4 {[%emt 0:01:21] C41: Philidor Defence.} c6 {[%emt 0:04:10]} 7. Be3 {[%emt 0:02:27]} Qc7 {[%emt 0:01:08]} 8. Qd2 {[%emt 0:02:36] [#] The position is equal.} a6 $146 {[%emt 0:00:57]} (8... b5 $11) ({Predecessor:} 8... Be7 9. O-O-O Nf8 10. dxe5 dxe5 11. g5 Ng4 12. gxh6 gxh6 13. Nb5 cxb5 14. Bxb5+ Bd7 15. Bxd7+ Nxd7 16. Rxg4 {1-0 Guennigmann,M (2234)-Carrasco,P (2038) Dortmund Sparkassen op-A 2010 (4)}) 9. a4 {[%emt 0:05:32]} (9. O-O-O $16) 9... Be7 {[%emt 0:08:07]} (9... exd4 $11 10. Nxd4 Ne5) 10. g5 $1 $14 {[%emt 0:10:58]} hxg5 {[%emt 0:03:01]} 11. Nxg5 {[%emt 0:01:16]} Rf8 {[%emt 0:09:59]} ({Black should play} 11... Nh7 $14) 12. f4 $16 {[%emt 0:08:38]} b6 {[%emt 0:03:19]} 13. Bc4 {[%emt 0:09:30]} Bb7 {[%emt 0:03:16]} 14. Qg2 {[%emt 0:05:34] Threatens to win with Bxf7+. White has more active pieces. The black rooks are badly placed.} b5 $2 {[%emt 0:11:13][%mdl 8192] This move loses the game for Black.} (14... exd4 $16 {is tougher.} 15. Bxf7+ (15. Bxd4 d5 $15) 15... Rxf7) 15. Bxf7+ $18 {[%emt 0:06:29][%mdl 64] [#] Decoy} Rxf7 {[%emt 0:01:11]} 16. Nxf7 {[%emt 0:00:05]} Kxf7 {[%emt 0:05:39]} 17. Qg6+ {[%emt 0:00:41]} Kf8 {[%emt 0:00:21]} 18. fxe5 {[%emt 0:01:14]} dxe5 {[%emt 0:01:07]} 19. O-O-O {[%emt 0:01:12]} Ne8 {[%emt 0:08:02]} 20. dxe5 {[%emt 0:11:31]} Nxe5 {[%emt 0:02:27]} 21. Rdf1+ {[%emt 0:05:17]} Bf6 {[%emt 0:04:16] [#]} 22. Rxf6+ {[%emt 0:00:47][%mdl 512]} Kg8 {[%emt 0:12:46]} (22... Nxf6 $2 23. Bc5+ Kg8 24. Qxf6 $18) 23. Qf5 {[%emt 0:00:47][%csl Gf5][%cal Rf6f8]} Nxf6 {[%emt 0:00:29]} 24. Qxf6 {[%emt 0:00:07] Black is weak on the dark squares} Re8 {[%emt 0:03:12]} 25. Bd4 {[%emt 0:04:33]} b4 $2 {[%emt 0:00:45]} (25... Re7 26. b4 (26. Bc5 Rf7 $16) 26... Bc8 27. Rxg7+ (27. Bc5 Rf7 $14) 27... Rxg7) 26. Rg5 $1 {[%emt 0:01:03][%cal Rd4e5]} bxc3 {[%emt 0:01:21]} (26... Qf7 $142 27. Bxe5 Qxf6 28. Bxf6 Kf7) 27. Bxe5 {[%emt 0:00:21]} Rxe5 {[%emt 0:00:50]} 28. Qxe5 {[%emt 0:00:07]} Qf7 {[%emt 0:00:31][%cal Rf7f1] Prevents Qe8+} 29. Rf5 {[%emt 0:00:52] Prevents Qf1+. Intending Qb8+ and mate.} Qg6 {[%emt 0:00:13]} 30. bxc3 {[%emt 0:00:32]} (30. Qb8+ $142 Kh7 31. bxc3 (31. Qxb7 $2 {leads to mate.} Qg1+) 31... Qe6 32. Qxb7 Kg6 33. Rc5 Kh7 34. Kb2 a5 35. Rxa5) 30... Qg1+ {[%emt 0:00:19]} 31. Kb2 {[%emt 0:00:18] Artfully played by Prazak.   Weighted Error Value: White=0.43/Black=1.27} 1-0

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.5"]
[White "Werner, Hong Quan Dan"]
[Black "Seidl, Jan"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2085"]
[BlackElo "2025"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,64,31,25,19,25,12,12,8,12,9,12,11,12,43,14,0,0,0,-9,-8,-17,47,-8,4,-35,-25,-28,-23,-43,-20,-9,0,-277,-297,-1506,-1450,-1381,-1365,-1742,-919,-1708,-1715,-1675,-1272,-1614,-1559,-2340,-2339,-29995,-29996,-29996,-29997,-29997,-29998,-29998,-29999]} 1. e4 {[%emt 0:00:09]} c6 {[%emt 0:00:05]} 2. Nc3 {[%emt 0:00:23]} d5 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:06]} Bg4 {[%emt 0:00:14]} 4. h3 {[%emt 0:00:32]} Bxf3 {[%emt 0:00:08]} 5. Qxf3 {[%emt 0:00:18]} e6 {[%emt 0:00:08]} 6. Be2 {[%emt 0:00:19]} Nf6 {[%emt 0:00:15] B11: Caro-Kann: Two Knights Variation.} 7. O-O {[%emt 0:03:48]} Be7 {[%emt 0:01:47]} 8. Rd1 {[%emt 0:02:58]} d4 {[%emt 0:02:01] The position is equal.} 9. Nb1 {[%emt 0:00:22]} O-O {[%emt 0:01:41]} 10. d3 {[%emt 0:01:05]} c5 {[%emt 0:01:14]} 11. Qg3 {[%emt 0:00:45]} Nc6 {[%emt 0:02:12] [#]} 12. f4 $146 {[%emt 0:02:06]} (12. e5 $5 {[%cal Re5f6]} Ne8 13. Bf3 $14) ({Predecessor:} 12. e5 Ne8 13. c4 f6 14. exf6 Bd6 15. Bf4 Bxf4 16. Qxf4 gxf6 17. Nd2 e5 18. Qh4 {0-1 Tomczak,J (2584)-Socko,B (2636) POL-ch Lotto 79th 2022 (2.2)}) 12... Qc7 {[%emt 0:04:22]} 13. Qf2 {[%emt 0:04:54]} Nd7 {[%emt 0:01:29]} 14. a4 {[%emt 0:10:22]} a6 {[%emt 0:02:09]} 15. Na3 {[%emt 0:00:23]} f5 {[%emt 0:00:17]} (15... e5 $11) 16. e5 {[%emt 0:11:43]} (16. exf5 $14 exf5 17. Bd2) 16... Kh8 {[%emt 0:00:45]} (16... Nb6 $5 {[%cal Rb6a4]}) 17. Bd2 {[%emt 0:02:52] [#]} g5 $1 {[%emt 0:03:14]} 18. g3 {[%emt 0:00:07]} (18. fxg5 Ndxe5) 18... Rg8 {[%emt 0:01:08] And now ...gxf4 would win.} 19. Kh1 {[%emt 0:01:30]} gxf4 {[%emt 0:06:35]} 20. gxf4 {[%emt 0:00:05]} Nf8 {[%emt 0:02:33]} 21. Qh2 $2 {[%emt 0:07:04][%mdl 8192]} (21. Nc4 $11 {and White has nothing to worry.}) 21... Nxe5 $1 $19 {[%emt 0:02:49][%mdl 64] Clearance} 22. Qf2 $2 {[%emt 0:00:41]} (22. Rg1 Qc6+ 23. Rg2) 22... Qc6+ {[%emt 0:01:43]} 23. Kh2 {[%emt 0:01:23] [#]} Bh4 $1 {[%emt 0:00:16][%cal Be7h4,Bh4g3,Bg3f4][%mdl 608] Deflection} 24. Qf1 {[%emt 0:00:19]} (24. Rg1 Bxf2) 24... Bg3+ {[%emt 0:00:56]} 25. Kg1 {[%emt 0:00:03]} Bxf4+ {[%emt 0:00:34]} 26. Kf2 {[%emt 0:00:06]} Bg3+ {[%emt 0:06:52]} 27. Kg1 {[%emt 0:00:05]} f4 {[%emt 0:07:08]} 28. Nc4 {[%emt 0:00:34]} f3 {[%emt 0:02:19] ( -> ...f2+)} 29. Nxe5 {[%emt 0:00:40]} f2+ {[%emt 0:01:13] Black mates.} 30. Qxf2 {[%emt 0:02:04]} Bxf2+ {[%emt 0:00:14]} 31. Kxf2 {[%emt 0:03:18]} Qg2+ {[%emt 0:00:13]} 32. Ke1 {[%emt 0:03:02]} Qg3+ {[%emt 0:00:07] Ingenious play by Seidl!   Weighted Error Value: White=1.34/Black=0.11 (very precise)} 0-1

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.6"]
[White "Tillmann, Stanislav"]
[Black "Hladky, Tadeas"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1907"]
[BlackElo "1973"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,61,0,-2,-7,-7,-4,-6,0,0,0,-7,122,124,123,131,117,79,66,-5,-4,-94,-94,-94,-94,-94,-88,-85,-98,-83,-46,-79,-68,-63,-67,-67,-67,-69,-31,-33,-33,-71,-52,-47,0,0,0,0]} 1. b3 {[%emt 0:00:01]} d5 {[%emt 0:00:16]} 2. Bb2 {[%emt 0:00:54]} Nf6 {[%emt 0:00:12]} 3. e3 {[%emt 0:01:41]} Bf5 {[%emt 0:00:31]} 4. Nf3 {[%emt 0:00:46]} e6 {[%emt 0:00:14]} 5. Be2 {[%emt 0:00:16]} Bd6 {[%emt 0:00:14]} 6. O-O {[%emt 0:00:27]} O-O {[%emt 0:00:22]} 7. c4 {[%emt 0:00:20]} c6 {[%emt 0:00:05]} 8. d4 {[%emt 0:01:20]} h6 {[%emt 0:00:41]} 9. Nbd2 {[%emt 0:00:30]} a5 {[%emt 0:00:22] D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} 10. a3 {[%emt 0:00:44]} Nbd7 {[%emt 0:01:21]} 11. Ne5 {[%emt 0:02:21]} Qc7 {[%emt 0:07:19][%cal Rd7e5]} 12. f4 {[%emt 0:05:56][%cal Bf2f4,Bf4e5][%mdl 32]} Ne4 {[%emt 0:02:33] [#]} 13. Rc1 $146 {[%emt 0:05:17]} ({Predecessor:} 13. Nd3 Nxd2 14. Qxd2 Nf6 15. c5 Be7 16. Bf3 Be4 17. Bc3 b5 18. Ne5 Ne8 19. Bxe4 dxe4 {1-0 Kireev,S-Klitchev,M Moscow-ch op 1995 (9)}) 13... Nxe5 {[%emt 0:03:31]} (13... Ndf6 $11 {remains equal.}) 14. fxe5 $16 {[%emt 0:02:00] [#] aiming for cxd5.} Be7 {[%emt 0:00:29]} 15. cxd5 {[%emt 0:00:30] Hoping for Nxe4.} Bg5 {[%emt 0:02:52]} 16. Nxe4 {[%emt 0:26:27]} Bxe4 {[%emt 0:01:07]} 17. Rc3 {[%emt 0:06:35]} (17. d6 $1 $14 Bxe3+ 18. Kh1) 17... exd5 $11 {[%emt 0:01:45]} 18. Bc1 {[%emt 0:03:10]} (18. Bf3 $11) 18... f6 $17 {[%emt 0:05:59]} 19. exf6 {[%emt 0:00:39]} Rxf6 {[%emt 0:00:10]} 20. Rxf6 {[%emt 0:01:09]} Bxf6 {[%emt 0:00:05]} ({Much worse is} 20... gxf6 $6 21. Bd3 $15) 21. Bd3 {[%emt 0:01:47]} Bxd3 {[%emt 0:01:25]} 22. Qxd3 {[%emt 0:01:15]} Qd6 {[%emt 0:13:15]} 23. Qg6 {[%emt 0:06:36]} Rf8 {[%emt 0:05:02]} 24. Rd3 {[%emt 0:03:03]} Qe7 {[%emt 0:02:48]} 25. Rd1 $1 {[%emt 0:01:19]} Bg5 {[%emt 0:07:32]} 26. Re1 {[%emt 0:00:48]} Bh4 {[%emt 0:07:18]} 27. g3 {[%emt 0:03:18]} Bg5 {[%emt 0:04:32]} 28. Qd3 {[%emt 0:02:13]} Qf6 {[%emt 0:08:40] [#] ( -> ...Qf2+)} 29. Rf1 {[%emt 0:01:21] Against Qf2+} Qxf1+ {[%emt 0:00:14]} (29... Qe6 $15) 30. Qxf1 $11 {[%emt 0:00:06]} Rxf1+ {[%emt 0:00:06]} 31. Kxf1 {[%emt 0:00:05] Weighted Error Value: White=0.20 (precise) /Black=0.18 (very precise)} 1/2-1/2

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.7"]
[White "Pelc, Adam"]
[Black "Slaby, Matej"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1871"]
[BlackElo "1932"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,54,-1,28,-7,0,-17,0,0,-4,-4,-4,-4,-4,0,-6,-7,-7,-10,-4,-8,0,0,0,0,0,-5,0,0,0,-8,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:10]} 2. e5 {[%emt 0:01:07]} d5 {[%emt 0:01:01]} 3. exd6 {[%emt 0:00:43]} exd6 {[%emt 0:00:09]} 4. Nf3 {[%emt 0:00:18]} d5 {[%emt 0:00:31]} 5. d4 {[%emt 0:00:54]} Bg4 {[%emt 0:00:56]} 6. Be2 {[%emt 0:00:48] B10: Caro-Kann: 2 d3 and 2 c4.} Nf6 {[%emt 0:02:12] The position is equal.} 7. Bg5 {[%emt 0:02:04] [#]} Be7 $146 {[%emt 0:01:15]} ({Predecessor:} 7... Nbd7 8. Nbd2 Qc7 9. h3 Bh5 10. O-O Bd6 11. Re1 O-O 12. b3 Rfe8 13. c4 h6 {0-1 Hof,A-Tischer,U KO-21206 freechess.de 2018}) 8. Nbd2 {[%emt 0:04:21]} Nbd7 {[%emt 0:01:52]} 9. O-O {[%emt 0:01:02]} O-O {[%emt 0:01:24]} 10. h3 {[%emt 0:03:54]} Bh5 {[%emt 0:02:45]} 11. Re1 {[%emt 0:03:28]} Re8 {[%emt 0:00:35]} 12. Ne5 {[%emt 0:07:28]} Bxe2 {[%emt 0:01:43]} 13. Rxe2 {[%emt 0:00:46]} Nxe5 {[%emt 0:08:33]} 14. Rxe5 {[%emt 0:00:39]} Nd7 {[%emt 0:00:41]} 15. Bxe7 {[%emt 0:01:06]} Rxe7 {[%emt 0:00:14]} 16. Rxe7 {[%emt 0:00:06]} Qxe7 {[%emt 0:00:06]} 17. Qe1 {[%emt 0:00:04]} Re8 {[%emt 0:01:04]} 18. Qxe7 {[%emt 0:00:13]} Rxe7 $11 {[%emt 0:00:01][%mdl 4096] Endgame KRN-KRN} 19. Kf1 {[%emt 0:00:14]} Kf8 {[%emt 0:00:38]} 20. Re1 {[%emt 0:00:09]} h6 {[%emt 0:00:56]} 21. c3 {[%emt 0:00:51]} Rxe1+ {[%emt 0:00:19]} 22. Kxe1 {[%emt 0:00:19] KN-KN} Ke7 {[%emt 0:00:06]} 23. Ke2 {[%emt 0:00:05]} Ke6 {[%emt 0:00:07]} 24. Ke3 {[%emt 0:00:24]} Ke7 {[%emt 0:00:11]} 25. Ke2 {[%emt 0:00:05]} Ke6 {[%emt 0:00:04]} 26. Ke3 {[%emt 0:00:05]} Ke7 {[%emt 0:00:11]} 27. Ke2 {[%emt 0:00:06]} Ke6 {[%emt 0:00:10] An uneventful encounter.   Weighted Error Value: White=0.04 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.8"]
[White "Vilimek, Vit"]
[Black "Davidek, Zdenek"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "2018"]
[BlackElo "1957"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,65,-5,0,-10,-5,-20,-7,-14,7,-8,32,8,37,27,68,60,56,18,14,-184,-175,-184,0,0,146,141,150,142,136,118,416,416,416,416,450,435,432,401,535,481,467,432,562,460,613,556,737,731,720,716,694,694,1412,1285]} 1. e4 {[%emt 0:00:21]} c5 {[%emt 0:00:04]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:15]} 3. d4 {[%emt 0:00:05]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:04]} e5 {[%emt 0:00:04]} 6. Nxc6 {[%emt 0:00:24]} bxc6 {[%emt 0:00:05]} 7. Bd3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:07]} 8. O-O {[%emt 0:00:04] B33: Sicilian: Pelikan and Sveshnikov Variations.} O-O {[%emt 0:00:18]} 9. f4 {[%emt 0:00:04]} d6 {[%emt 0:00:32] [#]} 10. Kh1 $146 {[%emt 0:00:19] The position is equal.} ({Predecessor:} 10. f5 d5 11. Qf3 Bxc3 12. bxc3 dxe4 13. Bxe4 Nxe4 14. Qxe4 Qd5 15. Qg4 Qc5+ {1-0 Robles,A-Jones,C (1742) CAN/LC2016 ICCF email}) 10... Re8 {[%emt 0:20:33]} 11. Qf3 {[%emt 0:02:40]} (11. fxe5 {keeps more tension.} Ng4 12. exd6 Nxh2 13. Rf4) 11... Qc7 {[%emt 0:05:00]} 12. Bd2 {[%emt 0:03:56]} Rb8 {[%emt 0:03:53]} 13. a3 {[%emt 0:10:55]} Ba5 {[%emt 0:03:50]} 14. b4 {[%emt 0:01:12] fxe5 is the strong threat.} Bb6 {[%emt 0:00:22]} 15. Na4 {[%emt 0:01:08]} d5 {[%emt 0:39:56] Hoping for ...dxe4.} 16. Rae1 {[%emt 0:06:29] [#]} (16. fxe5 $11 dxe4 17. Bxe4 Nxe4 18. Qxe4) 16... dxe4 $1 $19 {[%emt 0:01:16]} 17. Bxe4 {[%emt 0:02:29] [#]} Nxe4 $2 {[%emt 0:00:01]} (17... Ba6 $1 $19 {aiming for ...Rbd8.} 18. fxe5 Nxe4 19. Rxe4 Bxf1 20. Qxf1 c5) 18. Rxe4 $11 {[%emt 0:01:43]} Bd4 {[%emt 0:02:40] Black is now going downhill.} (18... Bf5 $11 19. Rxe5 Bxc2 20. Nxb6 axb6) 19. fxe5 $16 {[%emt 0:07:07]} Bxe5 {[%emt 0:01:54]} 20. Nc5 {[%emt 0:03:54]} f6 {[%emt 0:01:35]} 21. Bf4 {[%emt 0:04:15] White is more active.} Be6 $2 {[%emt 0:01:25][%mdl 8192] Prevents Qb3} (21... Qd6 $16) 22. Bxe5 $18 {[%emt 0:02:26]} fxe5 {[%emt 0:00:06]} 23. Na6 $1 {[%emt 0:02:11][%csl LRb8,LRc7]} Qc8 {[%emt 0:01:27]} 24. Nxb8 {[%emt 0:03:56]} Qxb8 {[%emt 0:05:09]} 25. c4 {[%emt 0:01:13] Prevents Bd5.} a5 {[%emt 0:00:02]} 26. Qc3 {[%emt 0:00:34] White is clearly winning.} axb4 {[%emt 0:00:07]} 27. axb4 {[%emt 0:00:24]} Rf8 {[%emt 0:02:05][%cal Rf8f1]} 28. Rfe1 {[%emt 0:02:09]} Qa7 {[%emt 0:00:41]} 29. Rxe5 {[%emt 0:02:17]} Qf2 {[%emt 0:00:06][%cal Of2f1] ( -> ...Qf1+!)} 30. h3 {[%emt 0:00:15]} (30. Rxe6 $2 {gets mated.} Qf1+ 31. Rxf1 Rxf1#) 30... Bf7 {[%emt 0:02:17]} 31. b5 {[%emt 0:06:11]} cxb5 {[%emt 0:00:11]} 32. cxb5 {[%emt 0:00:10]} Rd8 {[%emt 0:00:15]} 33. Qc7 {[%emt 0:01:23] Weighted Error Value: White=0.31/Black=0.63} 1-0

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.9"]
[White "Svoboda, Daniel"]
[Black "Kubin, Tomas Daniel"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1748"]
[BlackElo "1936"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 18,51,7,0,25,0,0,0,0,-13,0,-62,0,0,71,62,239,243,244,242,354,335,458,384,383,389,377,374,29986,29987,29987,29988,29988,29989,29993,29994]} 1. e4 {[%emt 0:00:05]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:21]} Nc6 {[%emt 0:00:11]} 3. d4 {[%emt 0:00:22]} cxd4 {[%emt 0:00:17]} 4. Nxd4 {[%emt 0:00:12]} Nf6 {[%emt 0:00:13]} 5. Nc3 {[%emt 0:00:17]} e5 {[%emt 0:00:16]} 6. Nf5 {[%emt 0:01:02]} d5 {[%emt 0:06:06]} 7. exd5 {[%emt 0:00:52]} Bxf5 {[%emt 0:02:12]} 8. dxc6 {[%emt 0:00:14]} bxc6 {[%emt 0:02:12]} 9. Qf3 {[%emt 0:00:57]} Qd7 {[%emt 0:06:18]} 10. Bc4 {[%emt 0:01:48]} Bd6 {[%emt 0:12:50] B33: Sicilian: Pelikan and Sveshnikov Variations.} 11. O-O {[%emt 0:12:56]} O-O {[%emt 0:02:24]} 12. Bg5 {[%emt 0:09:21]} e4 {[%emt 0:07:36] The position is equal.} 13. Qe2 {[%emt 0:03:40] Strongly threatening Bxf6.} Rae8 {[%emt 0:02:16] [#]} (13... Nd5 {simplifies} 14. Bxd5 cxd5 15. Nxd5 Bxh2+ 16. Kxh2 Qxd5 17. Bf4 Qe6) 14. h3 $146 {[%emt 0:13:50] [#]} ({Better is} 14. Bxf6 $11 gxf6 15. Rad1) ({Predecessor:} 14. Bxf6 gxf6 15. Rad1 Qc7 16. Qh5 Bc8 17. Qh4 Bf4 18. Ne2 Be5 19. Ng3 f5 20. c3 {0-1 Lupu,S (2135)-Moal,A (2340) Val Thorens op 1994 (6)}) 14... Bxh3 {[%emt 0:13:43]} 15. Bxf6 $1 $11 {[%emt 0:12:54] Threatens to win with Bh4.} gxf6 {[%emt 0:12:23]} (15... Bg4 $1 $11 16. Qe3 (16. f3 $2 exf3 17. Qd3 gxf6 $19) 16... gxf6) 16. Nxe4 $1 $16 {[%emt 0:08:07]} (16. gxh3 Qxh3) 16... Rxe4 {[%emt 0:07:15] A mistake that costs the game.} 17. Qxe4 $18 {[%emt 0:01:21]} Bf5 {[%emt 0:01:25]} 18. Qh4 {[%emt 0:03:55]} Be5 {[%emt 0:01:55]} (18... Kg7 $142 19. Rad1 Bxc2) 19. Rad1 {[%emt 0:03:43][%cal Ba1d1,Bd1d3,Bd3d7][%mdl 32]} Qb7 {[%emt 0:00:51]} 20. Bd3 {[%emt 0:04:21]} Bg6 {[%emt 0:03:29]} 21. Bxg6 {[%emt 0:04:25]} fxg6 {[%emt 0:00:08]} 22. Rd3 {[%emt 0:01:15] [#] Rfd1 is the strong threat.} Qxb2 $2 {[%emt 0:02:28]} (22... h5 $18 23. Rfd1 Rf7) 23. Rd7 {[%emt 0:01:23][%csl Gd7,LRa7,LRh7][%cal Rh4h7] White mates.} h5 {[%emt 0:01:17]} 24. Qc4+ {[%emt 0:03:38]} Kh8 {[%emt 0:00:07]} 25. Qc5 {[%emt 0:00:39][%cal Rc5f8]} Re8 {[%emt 0:02:40]} 26. Qxa7 {[%emt 0:00:25] Weighted Error Value: White=0.14 (very precise) /Black=0.81} 1-0

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.10"]
[White "Hozda, Max"]
[Black "Zezula, Jakub"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2067"]
[BlackElo "1963"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,66,12,9,14,14,23,16,16,11,12,7,14,0,10,-15,9,-6,20,29,106,101,81,89,79,114,166,0,0,0,15,0,0,-85,-78,-81,-77,-69,-76,-289,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:06]} d5 {[%emt 0:00:07]} 2. d4 {[%emt 0:01:02]} Nf6 {[%emt 0:00:07]} 3. c4 {[%emt 0:00:37]} c6 {[%emt 0:00:06]} 4. e3 {[%emt 0:00:13]} Bg4 {[%emt 0:00:39]} 5. Nc3 {[%emt 0:00:16]} e6 {[%emt 0:00:08]} 6. h3 {[%emt 0:00:07]} Bh5 {[%emt 0:00:17]} 7. Be2 {[%emt 0:07:37]} Nbd7 {[%emt 0:00:33]} 8. O-O {[%emt 0:05:20]} Be7 {[%emt 0:02:34]} 9. b3 {[%emt 0:00:46]} O-O {[%emt 0:00:49]} 10. Bb2 {[%emt 0:00:18]} Ne4 {[%emt 0:06:45]} 11. Nxe4 {[%emt 0:12:30]} dxe4 {[%emt 0:00:01] A12: English Opening: 1...c6 with b3 by White.} 12. Ne5 {[%emt 0:04:07]} Bxe2 {[%emt 0:00:48]} 13. Qxe2 {[%emt 0:00:04] [#]} f5 $146 {[%emt 0:02:06]} ({Predecessor:} 13... Nxe5 14. dxe5 Qd3 15. Qg4 Rad8 16. Bd4 c5 17. Rfd1 Qc2 18. Rdc1 Qd3 {½-½ Laffont,J (1865)-Shapovalov,S (1732) RC-2018-0-00218 2017}) 14. Nxd7 {[%emt 0:01:26]} Qxd7 {[%emt 0:00:08]} 15. Rad1 {[%emt 0:00:48]} Rad8 {[%emt 0:01:03]} 16. a3 {[%emt 0:01:29]} Bd6 {[%emt 0:02:28]} 17. f4 {[%emt 0:07:16]} Be7 {[%emt 0:08:58]} 18. g4 {[%emt 0:05:19]} fxg4 {[%emt 0:16:27]} 19. hxg4 {[%emt 0:04:07]} Rf6 {[%emt 0:04:05] [#]} (19... Qe8 $11) 20. d5 $1 $16 {[%emt 0:12:14][%mdl 512]} Rh6 {[%emt 0:02:55][%cal Re6d5] [#]} (20... exd5 21. Bxf6) 21. d6 {[%emt 0:03:57]} Bf6 {[%emt 0:02:23]} (21... Bxd6 $2 22. c5 Qe7 23. cxd6 Rxd6 24. Rxd6 Qxd6 25. Rd1 $18) 22. c5 {[%emt 0:02:03]} ({Don't play} 22. g5 Rg6 $11) 22... Rg6 {[%emt 0:03:45]} (22... Bxb2 $16 {was worth a try.} 23. Qxb2 Rh3) 23. Rf2 $2 {[%emt 0:19:44]} (23. Bxf6 $1 $18 gxf6 24. Kf2) 23... Bxb2 $11 {[%emt 0:01:14]} 24. Qxb2 {[%emt 0:00:08] Strongly threatening Rg2.} Rxg4+ {[%emt 0:00:04]} 25. Kf1 {[%emt 0:02:11]} Qf7 {[%emt 0:07:33]} 26. Qc2 {[%emt 0:01:09]} (26. Qe5 $11 {keeps the balance.}) 26... Qh5 $17 {[%emt 0:07:18] ...Rh4 would be deadly.} 27. Qxe4 {[%emt 0:02:57] [#]} Rh4 $1 {[%emt 0:01:38]} (27... Qxc5 $2 28. Qxe6+ Kh8 29. Qxg4 $18) 28. Qxe6+ {[%emt 0:01:42]} Kh8 {[%emt 0:00:09]} 29. Rdd2 $2 {[%emt 0:03:17] [#]} (29. Rd4 $17 {was forced.}) 29... Rh1+ $2 {[%emt 0:08:59]} (29... Qxc5 $2 30. Qe7 Rh1+ 31. Kg2 $18) ({Black should try} 29... Re8 $1 $19 30. Qxe8+ Qxe8) 30. Kg2 $11 {[%emt 0:00:02][%cal Bf1g2,Bg2g3,Bg3f3][%mdl 32] Black must now prevent d7. The position is equal.} Rh2+ {[%emt 0:01:16]} 31. Kg3 {[%emt 0:01:05]} Qh4+ {[%emt 0:00:15]} (31... Rh1 $2 32. d7 $18) 32. Kf3 {[%emt 0:00:09] Some like it hot. Active counter play!} Qh5+ {[%emt 0:00:15]} 33. Kg3 $1 {[%emt 0:02:05]} ({Avoid the trap} 33. Ke4 $2 Re8 $19) 33... Qh4+ {[%emt 0:00:06] Weighted Error Value: White=0.36/Black=0.32} (33... Rh1 $2 34. d7 $18) 1/2-1/2

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.11"]
[White "Sigut, Ondrej"]
[Black "Tesar, Jakub"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "1804"]
[BlackElo "1960"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,60,14,10,9,-14,-14,-14,-9,-9,-10,-25,12,0,2,3,14,7,34,6,22,22,25,26,31,21,20,15,32,29,32,33,114,38,51,49,66,45,40,45,42,24,33,6,10,0,0,0,18]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:20]} d6 {[%emt 0:00:08]} 3. Bb5+ {[%emt 0:00:27]} Nd7 {[%emt 0:00:10]} 4. d4 {[%emt 0:01:41]} cxd4 {[%emt 0:00:12]} 5. Qxd4 {[%emt 0:00:53]} a6 {[%emt 0:00:08]} 6. Bxd7+ {[%emt 0:01:25]} Bxd7 {[%emt 0:00:06]} 7. O-O {[%emt 0:01:25]} Nf6 {[%emt 0:00:12]} 8. Bg5 {[%emt 0:02:47]} e6 $1 {[%emt 0:00:13] 8...e6 is better than 8...h6. B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} 9. e5 {[%emt 0:12:06]} dxe5 {[%emt 0:02:02]} 10. Nxe5 {[%emt 0:01:21]} Bb5 {[%emt 0:09:13][%csl LRd4,LRf1]} 11. Qxd8+ {[%emt 0:03:20]} Rxd8 {[%emt 0:00:07]} 12. c4 {[%emt 0:01:19]} Bc6 {[%emt 0:29:04] [#]} (12... Bd6 $5 {[%cal Rd6e5]} 13. Nxf7 Kxf7 14. cxb5 axb5 $11) 13. Nxc6 $146 {[%emt 0:09:49]} ({Predecessor:} 13. Nc3 Bb4 14. Nxc6 bxc6 15. Ne2 Bd2 16. Bxf6 gxf6 17. Rfd1 Ke7 18. Kf1 f5 19. Nc1 {½-½ Arnott,J (2063)-O'Gorman,T (2376) Hastings Masters op 2022 (3)}) 13... bxc6 {[%emt 0:00:06]} 14. Nc3 {[%emt 0:04:02]} Be7 {[%emt 0:01:08]} 15. Rfd1 {[%emt 0:04:20]} Rd7 {[%emt 0:13:29]} 16. Rxd7 {[%emt 0:11:00]} Kxd7 {[%emt 0:00:07]} 17. Rd1+ {[%emt 0:00:35]} Kc8 {[%emt 0:00:22]} 18. Kf1 {[%emt 0:06:30]} Rd8 {[%emt 0:09:12]} 19. Rxd8+ {[%emt 0:05:00]} Kxd8 $14 {[%emt 0:00:06][%mdl 4096] Endgame KBN-KBN} 20. h3 {[%emt 0:03:52]} Kc7 {[%emt 0:02:15]} 21. Ke2 {[%emt 0:01:45]} Kd6 {[%emt 0:01:39]} 22. Kd3 {[%emt 0:02:32]} e5 {[%emt 0:13:22]} (22... Kd7 $14) 23. b4 {[%emt 0:06:55] White is more active.} (23. Bxf6 $16 gxf6 24. g4) 23... Kc7 {[%emt 0:03:34]} 24. a3 {[%emt 0:04:01]} a5 {[%emt 0:01:13]} 25. c5 {[%emt 0:01:00]} axb4 {[%emt 0:00:09]} 26. axb4 {[%emt 0:00:06]} Ng8 {[%emt 0:01:05]} 27. Bxe7 {[%emt 0:03:15]} Nxe7 {[%emt 0:00:06]} 28. Kc4 {[%emt 0:01:03]} f5 {[%emt 0:00:52] The position is equal.} 29. b5 {[%emt 0:01:00]} cxb5+ {[%emt 0:00:06]} 30. Nxb5+ {[%emt 0:01:02]} Kc6 {[%emt 0:00:07] Weighted Error Value: White=0.10 (very precise) /Black=0.16 (very precise)} 1/2-1/2

[Event "CZE-ch U16 Open 2023"]
[Site "Teplice"]
[Date "2023.03.17"]
[Round "8.12"]
[White "Mohapl, Tomas"]
[Black "Mrazek, Adam"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1946"]
[BlackElo "1745"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2023.03.09"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,92,7,0,0,-8,0,0,8,-8,-12,-9,-1,-11,-11,-21,-14,-31,-28,-21,44,6,38,25,56,60,46,52,44,39,43,44,70,74,76,84,62,85,78,0,40,0,158,41,345,118,162,74,187,146,180,163,177,106,450,439,431,208,1394,1397,29988,910,1706,561,546,516,29989,29990,29990,29980,29980,29981,29981,29982,5515,4782,29992,29990,29999]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. Qf3 {9.a4 is a critical line.} a6 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 10. Qa3 Be7 11. Bg5 {[%mdl 64] Deflection} f6 {The position is equal.} 12. Bd2 O-O 13. Bb4 {[%cal Rb4d6]} Qd7 14. O-O-O (14. Bxd6 $2 {is the wrong capture.} axb5 15. Qxa8 Qxd6 $19) (14. Nxd6 a5 15. Bc5 b6 $17) 14... Rd8 15. Kb1 {[%cal Of2f4]} b6 $1 {And now ...Bb7 would win.} 16. Bd2 Qb7 17. Nc3 Bf5 {[#]} (17... Nd7 $11) 18. Be3 $146 ({Predecessor:} 18. Be2 b5 19. Qb4 Nd7 20. g4 Bg6 21. h4 Nb6 22. h5 Bf7 23. Qe4 Nxd5 24. Ka1 {0-1 Appeldorn,D-Kahl,F DESC SZ046 email 2005}) 18... Bg6 19. g4 Nd7 20. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Nc5 21. h5 Be8 22. Ne2 Rdc8 23. Ng3 Bd7 24. Nf5 Bf8 25. f4 {White has more active pieces.} b5 26. Bxc5 Rxc5 27. Bg2 ({White should play} 27. fxe5 $16 {h6 would be deadly.} dxe5 28. Qd3) 27... b4 28. Qe3 a5 $2 (28... Bxf5 $11 29. gxf5 Rc3) 29. Be4 (29. fxe5 $1 $16 {Threatens to win with e6.} fxe5 30. Be4) 29... Qc8 $2 {[%mdl 8192]} (29... Re8 $1 $14) 30. Qd3 $2 (30. fxe5 $1 $18 fxe5 31. Rdf1) 30... Bb5 31. Qh3 (31. Qf3 $18) 31... Ba4 (31... exf4 $16 32. Nd4 Bd7) 32. Rd2 Rc4 ({Not} 32... exf4 33. Nd4 $16) 33. Qg2 Bd7 {[#]} 34. Ne3 (34. fxe5 $1 $18 fxe5 35. Rf2) 34... Rc5 $2 {[%mdl 8192] [#]} (34... Rc3 $16 35. Nd1 (35. bxc3 bxc3 36. Rd3 Qb8+ 37. Kc1 Qb2+ 38. Kd1 exf4 $16) 35... Rc5) 35. fxe5 $1 $18 fxe5 36. Bd3 {Black is weak on the light squares} (36. Rf2 $142) 36... a4 $2 (36... Bb5 37. Bxb5 Rxb5) 37. Qe4 {[%csl LRb4,LRh7]} b3 38. cxb3 (38. Qxh7+ $142 Kf7 39. Qg6+ Ke7 40. Qg5+ Kf7 41. Rf2+ Bf5 42. Nxf5 bxc2+ 43. Kc1) 38... axb3 39. a3 (39. Qxh7+ $142 Kf7 40. Rf2+ Ke7 41. a3) 39... g6 40. hxg6 {Intending g7 and mate.} h6 {[#]} (40... Ra4 $18) 41. g7 $1 {[%mdl 512]} Bxg7 (41... Kf7 42. g8=Q+) 42. Qh7+ Kf8 43. Rf2+ {[%cal Bd2f2,Bf2f8,Bf8e8][%mdl 96] Deflection} Ke7 44. Qxg7+ Kd8 45. Rf8+ (45. Rxh6 $2 Rc1#) 45... Be8 46. Bg6 {[%csl Gg6][%cal Rf8e8]} Rxa3 47. Rxe8# {Magnificent play by Mohapl!   Weighted Error Value: White=0.38/Black=0.84} 1-0

