[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.1"]
[White "Bous, Florian"]
[Black "Zwirs, Nico"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2023"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,48,18,20,3,10,39,33,45,26,18,16,21,-8,-12,-13,-13,-2,6,-48,-10,-272,-258,-338,-334,-329,-330,-357,-330,-816,-843,-836,-825,-885,-904,-858,-892,-1584,-1525,-1494,-1447]} 1. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:04]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:01]} 3. Nf3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:02]} 4. Nc3 {[%emt 0:00:11]} Nbd7 {[%emt 0:00:32]} 5. cxd5 {[%emt 0:01:05]} exd5 {[%emt 0:00:02]} 6. Bg5 {[%emt 0:00:10][%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} h6 {[%emt 0:02:20] D35: Queen's Gambit Declined: Exchange Variation.} 7. Bh4 {[%emt 0:04:44]} g5 {[%emt 0:00:52]} 8. Bg3 {[%emt 0:00:04]} Bb4 {[%emt 0:00:09] White is slightly better.} 9. a3 {[%emt 0:02:32]} Bxc3+ {[%emt 0:02:35]} 10. bxc3 {[%emt 0:00:06]} Ne4 {[%emt 0:00:15]} 11. e3 {[%emt 0:03:24]} (11. Nd2 $5 {[%cal Rd2e4]}) 11... h5 $1 $36 {[%emt 0:03:22][%mdl 2048] White must now prevent ...h4. Black fights for an advantage.} 12. h3 {[%emt 0:10:13] [#]} Nxg3 $146 {[%emt 0:00:33]} ({Much less strong is} 12... Nxc3 13. Qc2 Ne4 14. Bxc7 $16) ({Predecessor:} 12... c6 13. Qb3 Nxg3 14. fxg3 Qc7 15. Qc2 Qxg3+ 16. Qf2 Qxf2+ 17. Kxf2 Rg8 18. g3 Nf6 19. Nd2 Bf5 {0-1 (32) Mecelis,A (1491)-Bagdanskis,D (1945) Kaunas 2020}) 13. fxg3 {[%emt 0:00:06]} Qe7 {[%emt 0:04:02]} 14. Kf2 {[%emt 0:02:40]} (14. Bd3 $11) 14... Nf6 {[%emt 0:28:05][%cal Bd7f6,Bf6g4,Bg4e3][%mdl 32] And now ...Ne4+ would win.} 15. Nxg5 {[%emt 0:05:00][%mdl 8192] This costs White the game.} (15. Bd3 $11 {and White has nothing to worry.}) 15... Rg8 $19 {[%emt 0:00:39]} 16. h4 {[%emt 0:01:48]} Ng4+ {[%emt 0:01:15][%mdl 64] Deflection, Double Attack} 17. Ke1 {[%emt 0:02:03]} Nxe3 {[%emt 0:02:55]} 18. Qxh5 {[%emt 0:03:55] [#]} Bg4 $1 {[%emt 0:00:32] Chess con chili.} ({And not} 18... Nc2+ 19. Kd2 Bf5 20. Bb5+ c6 {[#]} 21. Rhe1 $1 Nxe1 22. Rxe1 $11) 19. Qh7 $2 {[%emt 0:02:00]} (19. Qxf7+ Qxf7 20. Nxf7 Kxf7 21. Kf2 Nd1+ 22. Kg1) 19... Nd1+ {[%emt 0:06:24] Black is clearly winning.} 20. Ne4 {[%emt 0:02:23]} O-O-O {[%emt 0:01:57] aiming for ...Nxc3.} 21. Rxd1 {[%emt 0:04:07]} Rh8 {[%emt 0:01:02][%mdl 64] Deflection} ({Weaker is} 21... Qxe4+ 22. Qxe4 dxe4 23. Rb1 $14) 22. Qg7 {[%emt 0:01:29]} Qxe4+ {[%emt 0:00:07]} 23. Kd2 {[%emt 0:00:07]} Bxd1 {[%emt 0:01:04]} 24. Bd3 {[%emt 0:00:07] Prevents Qc2+.} Qxg2+ {[%emt 0:00:06] Weighted Error Value: White=0.98/Black=0.04 (flawless)} 0-1

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.2"]
[White "Van Delft, Merijn"]
[Black "Van Nieuwkerk, Ton"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2383"]
[BlackElo "2014"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,82,0,26,-7,0,0,3,0,39,27,43,43,39,38,73,87,58,59,103,110,112,91,154,150,153,152,151,149,151,116,130,75,76,75,75,68,83,77,91,53,82,81,79,76,145,138,322,0,110,94,151,0,149,0,288,168,145,58,137,140,311,308,724,678,29993,29994,29994,29984,29973,29972,29999]} 1. e4 {[%emt 0:00:05]} e6 {[%emt 0:00:12]} 2. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:03]} 3. e5 {[%emt 0:01:20]} c5 {[%emt 0:00:05]} 4. c3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:19]} 5. Nf3 {[%emt 0:00:09]} Bd7 {[%emt 0:00:14]} 6. Be2 {[%emt 0:00:32]} Nge7 {[%emt 0:00:22]} 7. O-O {[%emt 0:02:57]} Rc8 {[%emt 0:00:19]} 8. Kh1 {[%emt 0:15:19] C02: French: Advance Variation.} (8. dxc5 $5 {[%cal Rc3c4]} Ng6 9. Be3 $11 (9. Bg5 Be7 $11)) 8... cxd4 {[%emt 0:07:00]} 9. cxd4 {[%emt 0:00:35]} Qb6 {[%emt 0:01:42]} 10. Nc3 {[%emt 0:01:17] [#] The position is equal.} Na5 $146 {[%emt 0:05:40]} ({Predecessor:} 10... Ng6 11. Na4 Qc7 12. Ne1 Nb4 13. Nc3 Be7 14. Be3 O-O 15. Nd3 Nxd3 16. Bxd3 Bc6 {½-½ (28) Cima,R-Cast,A (2082) Mallorca 2004}) 11. Bd3 {[%emt 0:12:10]} Nec6 {[%emt 0:09:01]} 12. Na4 {[%emt 1:01:55]} Qd8 {[%emt 0:04:31]} 13. a3 {[%emt 0:00:00] Against Nb4} b5 {[%emt 0:14:38]} 14. Nc5 {[%emt 0:00:00]} Bxc5 {[%emt 0:15:44]} 15. dxc5 {[%emt 0:00:00]} Nc4 {[%emt 0:00:18]} 16. Re1 {[%emt 0:00:00]} Qc7 {[%emt 0:05:08][%cal Rc6e5]} 17. Qe2 {[%emt 0:00:00]} N6a5 {[%emt 0:02:37]} (17... N4a5 $142) 18. Bc2 $16 {[%emt 0:00:00]} Nc6 {[%emt 0:04:47]} 19. b3 {[%emt 0:00:00]} N4a5 {[%emt 0:00:19]} 20. Bd2 {[%emt 0:00:00]} (20. Qxb5 Nxe5 $1 21. Qe2 Nxf3 22. Qxf3 Qxc5 $15) 20... h6 {[%emt 0:04:16]} 21. Rab1 {[%emt 0:00:00]} ({Don't take} 21. Qxb5 $6 Nd4 22. Qd3 (22. Qxa5 Qxa5 23. Bxa5 Nxc2 $15) (22. Bxa5 Bxb5 23. Bxc7 Nxc2 $11) 22... Nxf3 23. Qxf3 Qxc5 $14) 21... Rb8 {[%emt 0:02:05]} 22. b4 {[%emt 0:00:00]} (22. Ng1 $142) 22... Nc4 {[%emt 0:00:30]} 23. Bc1 {[%emt 0:00:00]} a5 {[%emt 0:02:29]} 24. h3 {[%emt 0:00:00]} axb4 {[%emt 0:02:08]} 25. axb4 {[%emt 0:00:00]} Ra8 {[%emt 0:00:14]} 26. Bb3 {[%emt 0:00:00]} Ke7 {[%emt 0:02:42]} 27. Bxc4 {[%emt 0:00:00]} dxc4 {[%emt 0:00:33]} 28. Qe4 {[%emt 0:00:00]} Rhd8 {[%emt 0:05:07]} (28... Na7 $142) 29. Rd1 {[%emt 0:00:00]} Ra4 $2 {[%emt 0:01:20]} (29... Bc8 $16 {was necessary.} 30. Rxd8 Kxd8) 30. Qe1 $2 {[%emt 0:00:00]} (30. Qh7 $18 Be8 31. Rd6) 30... Be8 {[%emt 0:00:35]} (30... Kf8 $11 {keeps the balance.}) 31. Rd6 $1 {[%emt 0:00:00]} Kf8 {[%emt 0:00:34]} (31... Qa7 $142) 32. Bd2 $2 {[%emt 0:00:00]} ({White has to play} 32. Qe4 $1 $16 {[%cal Re4h7]}) 32... Ne7 {[%emt 0:03:47] [#]} (32... Kg8 $11 {remains equal.}) 33. Nd4 {[%emt 0:00:00]} ({Only move:} 33. Bxh6 $1 $16 {[%cal Ob1d1][%mdl 512] Rbd1! is the strong threat.} Rc8 (33... Nf5 34. Rxd8) 34. Bg5) 33... Nc8 $2 {[%emt 0:02:51][%mdl 8192] [#]} (33... Kg8 $11 {and Black has nothing to worry.}) 34. Qe4 $1 {[%emt 0:00:00]} Kg8 $18 {[%emt 0:02:55] [#]} (34... Nxd6 $2 35. cxd6 Rxd6 36. exd6 Qxd6 37. Qh7 $1 $18) 35. Rc1 {[%emt 0:02:31] White is much more active. The black rooks are badly placed.} ({Worse is} 35. Rxd8 Qxd8 36. Qg4 Ne7 $15) (35. Qg4 $1 $16 Kh7 36. Rxd8 Qxd8 37. Rd1) 35... Nxd6 {[%emt 0:00:41]} (35... Ra3 $1 $14) 36. exd6 $16 {[%emt 0:00:16]} Qd7 {[%emt 0:00:12] [#]} (36... Qa7 $16 {was worth a try.}) 37. Rc3 $1 $18 {[%emt 0:00:29][%cal Bc1c3,Bc3g3,Bg3g8][%mdl 32]} Ra2 $2 {[%emt 0:01:38] [#]} (37... Rxb4 $2 38. Rg3 f5 39. Qe1 $18) (37... Rda8 38. Rg3 Ra3) 38. Bxh6 $1 {[%emt 0:02:04][%mdl 512]} gxh6 {[%emt 0:01:21]} (38... f5 39. Qe5) 39. Rg3+ {[%emt 0:00:43] White mates.} Kf8 {[%emt 0:00:28]} 40. Qh7 {[%emt 0:00:48][%cal Rh7h6]} Ra1+ {[%emt 0:00:18]} 41. Kh2 {[%emt 0:00:09][%cal Rh7h6]} f6 {[%emt 0:00:39]} 42. Rg8# {[%emt 0:08:00] Weighted Error Value: White=0.33/Black=0.62} 1-0

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.3"]
[White "Golbach, Floris"]
[Black "Bosboom, Manuel"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2012"]
[BlackElo "2381"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,78,33,36,37,35,-2,0,0,0,-45,-48,-61,-57,-66,0,0,22,0,0,-25,-25,-37,-26,-35,-39,-133,-130,-241,0,-18,-27,-9,70,58,123,101,197,96,96,97,94,52,47,28,26,34,112,3,3,-149,-136,-289,-260,-349,-334,-547,-553,-534,-539,-524,-517,-609,-612,-598,-584,-635,-566]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:11]} 2. c4 {[%emt 0:00:08]} g6 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:29]} Bg7 {[%emt 0:00:16]} 4. e4 {[%emt 0:00:09]} d6 {[%emt 0:00:07]} 5. h3 {[%emt 0:01:38]} O-O {[%emt 0:05:32]} 6. Bg5 {[%emt 0:00:38]} Nbd7 {[%emt 0:03:48][%cal Bb8d7,Bd7e5,Be5f3][%mdl 32]} 7. Bd3 {[%emt 0:03:29]} c5 {[%emt 0:02:29] has lost popularity (7...e5).} 8. d5 {[%emt 0:01:19] E71: King's Indian: 4 e4 d6 5 h3.} Ne5 {[%emt 0:03:11][%cal Ob7b5]} 9. Be2 {[%emt 0:02:27]} b5 {[%emt 0:07:10]} 10. cxb5 {[%emt 0:03:07] The position is equal.} a6 {[%emt 0:06:59]} 11. Nf3 {[%emt 0:12:16]} Nxf3+ {[%emt 0:05:24]} 12. gxf3 {[%emt 0:00:17]} axb5 {[%emt 0:00:34]} 13. Bxb5 {[%emt 0:01:18] [#]} Qa5 $146 {[%emt 0:03:27]} (13... Bd7 $15) ({Predecessor:} 13... h6 14. Be3 e6 15. dxe6 Bxe6 16. Qd2 Kh7 17. Rd1 Qa5 18. a4 Bb3 19. Rc1 Rfd8 {0-1 (37) Costa,J (2425)-Nemet,I (2410) Switzerland 1993}) 14. a4 $11 {[%emt 0:04:36]} Qb4 {[%emt 0:10:44][%cal Of6e4]} 15. Bd2 {[%emt 0:08:42]} Nh5 {[%emt 0:02:10]} 16. Qc2 {[%emt 0:14:07]} Qd4 $1 {[%emt 0:10:44]} 17. Ra3 {[%emt 0:22:12]} f5 {[%emt 0:03:11]} 18. a5 {[%emt 0:12:23]} fxe4 {[%emt 0:12:42]} 19. Qxe4 {[%emt 0:00:15]} (19. Bc6 $15 Ra6 20. Qxe4) 19... Qb4 $1 $17 {[%emt 0:02:49] Threatens to win with ...Bxc3.} 20. Bc6 {[%emt 0:06:32]} (20. Bc4 $17) 20... Ba6 $2 {[%emt 0:07:16]} 21. Qe6+ {[%emt 0:01:40]} (21. Qxe7 $2 Qxb2 22. Ra2 Qb3 $1 $19) 21... Kh8 {[%emt 0:00:11]} 22. Nd1 $132 {[%emt 0:00:09][%mdl 2048] White puts up resistance} ({Avoid the trap} 22. Bxa8 $2 Qxb2 23. Ra2 Qb3 $19) 22... Nf4 {[%emt 0:04:01]} ({Black should play} 22... Qb8 $11 23. Bxa8 (23. Qxe7 Ra7 $17) 23... Qxa8) 23. Bxb4 $14 {[%emt 0:00:48]} Nxe6 {[%emt 0:01:57] [#]} (23... cxb4 $14 24. Qe4 (24. Qxe7 bxa3 25. bxa3 Rab8 $11) 24... bxa3 25. Bxa8 (25. bxa3 $2 Nd3+ 26. Kd2 Rab8 $19) 25... a2) 24. Bc3 $1 $16 {[%emt 0:00:38]} ({Worse is} 24. Bxa8 cxb4 25. Re3 Nd4 $17) 24... Nf4 {[%emt 0:01:15]} 25. Bxg7+ {[%emt 0:00:25]} (25. Bxa8 $18 {is more deadly.} Rxa8 26. Ne3) 25... Kxg7 {[%emt 0:00:01]} 26. Bxa8 {[%emt 0:00:09]} Rxa8 {[%emt 0:00:06]} 27. Ne3 {[%emt 0:01:16] And now Kd2 would win.} Rb8 {[%emt 0:00:16]} 28. Ra2 {[%emt 0:02:24]} h5 {[%emt 0:02:16]} 29. Kd2 {[%emt 0:00:36]} Nd3 {[%emt 0:01:27] [#]} ({Black should try} 29... Rb4 $1 $14) 30. Kc3 {[%emt 0:00:29]} (30. Rb1 $1 $16) 30... Rf8 $11 {[%emt 0:00:14]} 31. Rd1 $2 {[%emt 0:00:34]} (31. Ra3 $11) 31... Nxf2 $17 {[%emt 0:00:34] Black is much more active.} 32. Rd2 {[%emt 0:00:43] Loses the game.} (32. Re1 $17) 32... Rxf3 $19 {[%emt 0:01:24]} 33. Rxf2 {[%emt 0:00:13]} Rxf2 {[%emt 0:00:34][%mdl 4096] Endgame KRB-KRN} 34. h4 $2 {[%emt 0:00:28]} (34. Ra4 {was necessary.} g5 35. Re4) 34... Rf3 {[%emt 0:00:17] Black is clearly winning.} 35. Kd2 {[%emt 0:00:06]} Rf4 {[%emt 0:00:16][%cal Bf3f4,Bf4h4,Bh4d4,Bd4a4][%mdl 32] Prevents Ra4.} 36. Ra3 {[%emt 0:01:02]} Rxh4 {[%emt 0:00:12]} 37. Rb3 {[%emt 0:00:14]} Rd4+ {[%emt 0:01:17]} 38. Ke1 {[%emt 0:00:46]} h4 {[%emt 0:01:04] Hoping for ...h3.} 39. Kf2 {[%emt 0:00:34]} Ra4 {[%emt 0:02:31] Weighted Error Value: White=0.50/Black=0.27 (precise)} 0-1

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.4"]
[White "Blom, Vincent"]
[Black "Zhu, Chenwu"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2325"]
[BlackElo "2010"]
[Annotator "TA RC"]
[PlyCount "71"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,71,0,33,31,29,33,26,18,41,23,31,28,34,26,204,202,208,207,299,302,290,261,388,366,413,412,391,259,246,233,230,216,258,198,259,263,268,245,237,241,264,264,264,264,272,266,387,381,412,397,404,394,530,520,582,505,519,514,484,511,506,499,512,508]} 1. c4 {[%emt 0:00:03]} c5 {[%emt 0:00:32]} 2. b3 {[%emt 0:00:05]} Nf6 {[%emt 0:01:14]} 3. Bb2 {[%emt 0:00:04]} g6 {[%emt 0:01:35]} 4. Bxf6 {[%emt 0:01:03]} exf6 {[%emt 0:00:25]} 5. Nc3 {[%emt 0:00:03]} f5 {[%emt 0:02:19]} 6. g3 {[%emt 0:00:09] A30: Symmetrical English: Double Fianchetto and Hedgehog.} Bg7 {[%emt 0:01:28]} 7. Bg2 {[%emt 0:00:33]} Nc6 {[%emt 0:01:27][%cal Bb8c6,Bc6b4,Bb4d3][%mdl 32]} 8. e3 {[%emt 0:04:02] White has an edge.} Nb4 {[%emt 0:11:43][%cal Od7d5] [#]} 9. Nge2 $146 {[%emt 0:11:32]} ({Predecessor:} 9. Qb1 d5 10. cxd5 Bxc3 11. dxc3 Nxd5 12. Ne2 O-O 13. O-O Nf6 14. c4 Be6 15. Bxb7 {½-½ (57) Hillarp Persson,T (2552)-Bellon Lopez,J (2368) Vaxjo 2015}) 9... Nd3+ {[%emt 0:02:47]} 10. Kf1 {[%emt 0:00:05]} O-O {[%emt 0:01:48]} 11. a3 {[%emt 0:10:31] f4 is the strong threat.} d6 $2 {[%emt 0:07:42]} (11... Rb8 $11 {and Black has nothing to worry.}) 12. f4 $1 $18 {[%emt 0:01:22]} Rb8 {[%emt 0:19:52][%cal Ob7b5]} 13. Ra2 {[%emt 0:09:05]} d5 {[%emt 0:06:54]} (13... Ne5 $142) 14. Bxd5 {[%emt 0:02:58]} b5 {[%emt 0:11:15]} 15. Qc2 $1 {[%emt 0:04:47]} ({And not} 15. cxb5 Rxb5 16. Qc2 Rb6 $11) 15... bxc4 {[%emt 0:01:40]} (15... Nb4 $142 16. axb4 cxb4) 16. bxc4 {[%emt 0:03:20]} Nb4 {[%emt 0:01:37]} 17. axb4 {[%emt 0:00:11]} cxb4 {[%emt 0:00:06] [#]} 18. Rxa7 $1 {[%emt 0:04:05]} bxc3 {[%emt 0:01:18]} 19. Nxc3 {[%emt 0:01:14]} Qb6 {[%emt 0:01:20] [#]} 20. Ra1 {[%emt 0:03:57]} Qb2 {[%emt 0:03:42]} 21. Rc1 {[%emt 0:00:14]} Be6 {[%emt 0:03:16]} (21... Qa3 {was necessary.} 22. Rb1 Be6) 22. Bxe6 {[%emt 0:08:12]} fxe6 {[%emt 0:00:36]} 23. Qxb2 {[%emt 0:00:05]} Rxb2 {[%emt 0:00:08]} 24. Ke2 {[%emt 0:01:45]} Rc8 {[%emt 0:03:52]} 25. Nd1 {[%emt 0:01:23]} Ra2 {[%emt 0:01:43] [#]} 26. Nf2 $1 {[%emt 0:01:05]} Bf8 {[%emt 0:02:39]} 27. Nd3 {[%emt 0:01:56]} h6 {[%emt 0:03:40]} (27... Rc7 $142 28. c5 Ra8) 28. Ra1 {[%emt 0:02:37]} Rxa1 {[%emt 0:00:50]} 29. Rxa1 {[%emt 0:00:06]} Rxc4 {[%emt 0:00:22][%mdl 4096] Endgame KRB-KRN} 30. Ra6 {[%emt 0:00:33]} Re4 {[%emt 0:00:51]} 31. Ne5 {[%emt 0:00:58] White is clearly winning.} g5 {[%emt 0:03:04]} 32. Rxe6 {[%emt 0:00:22]} gxf4 {[%emt 0:00:33]} 33. gxf4 {[%emt 0:00:11]} Ra4 {[%emt 0:00:56]} 34. Rf6 {[%emt 0:00:15]} Ra2 {[%emt 0:00:50]} 35. Rxf5 {[%emt 0:00:11]} Bb4 {[%emt 0:00:10]} 36. Nf3 {[%emt 0:00:06] White took control after the opening.  Weighted Error Value: White=0.09 (flawless) /Black=0.41} 1-0

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.5"]
[White "Kotmans, Rob"]
[Black "Van Baar, Esper"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "2008"]
[BlackElo "2281"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,52,0,0,0,0,0,0,0,0,-66,-70,-116,-111,-111,-113,-104,-104,-110,-100,-125,-69,-60,-62,-100,-112,-127,-125,-129,-127,-133,-125,-141,-150,-158,-152,-165,-129,-356,-335,-320,-160]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:03]} 2. Nc3 {[%emt 0:00:09]} d6 {[%emt 0:00:36]} 3. g3 {[%emt 0:00:11]} Nc6 {[%emt 0:01:37][%cal Bb8c6,Bc6d4,Bd4e2][%mdl 32]} 4. Bg2 {[%emt 0:00:08]} g6 {[%emt 0:00:33]} 5. d3 {[%emt 0:00:09]} Bg7 {[%emt 0:01:01]} 6. Be3 {[%emt 0:00:22]} e6 {[%emt 0:01:44]} 7. Qd2 {[%emt 0:00:26]} Nd4 {[%emt 0:02:54]} 8. Nce2 {[%emt 0:03:49] B26: Closed Sicilian: 3 g3, lines with early Be3.} Nxe2 {[%emt 0:04:45]} 9. Nxe2 {[%emt 0:00:07]} Bxb2 {[%emt 0:01:30]} 10. Rb1 {[%emt 0:00:59] The position is equal.} Bg7 {[%emt 0:00:34] [#]} 11. c3 $146 {[%emt 0:00:07]} ({White should try} 11. d4 $11) ({Predecessor:} 11. d4 cxd4 12. Nxd4 Ne7 13. Nb5 d5 14. Bc5 O-O 15. O-O b6 16. Ba3 Ba6 17. Rfd1 Bxb5 18. Rxb5 {1-0 (30) Belenkaya,D (2341)-Dordzhieva,D (2311) Chess.com INT 2021}) 11... b6 $15 {[%emt 0:08:22]} 12. e5 {[%emt 0:04:36]} (12. c4 $15) 12... Rb8 $17 {[%emt 0:06:45]} 13. exd6 {[%emt 0:01:03]} Qxd6 {[%emt 0:00:16]} 14. d4 {[%emt 0:01:40] [#]} cxd4 {[%emt 0:08:52]} 15. cxd4 {[%emt 0:00:14]} Bb7 {[%emt 0:03:01]} 16. Bf4 {[%emt 0:01:40]} e5 {[%emt 0:14:19]} ({Black should play} 16... Qd8 $17 17. Kf1 Bxg2+ 18. Kxg2 Rc8) 17. Bxb7 $15 {[%emt 0:00:12][%cal Od2e3]} exf4 {[%emt 0:00:55]} 18. Ba6 {[%emt 0:07:39]} fxg3 {[%emt 0:02:29]} 19. Bb5+ {[%emt 0:01:27]} Kf8 {[%emt 0:00:06] ...gxf2+ is the strong threat.} 20. fxg3 {[%emt 0:00:40]} Ne7 {[%emt 0:03:51]} 21. O-O {[%emt 0:02:08]} Nf5 {[%emt 0:04:49]} 22. Rbd1 {[%emt 0:06:21]} Rd8 {[%emt 0:00:48][%cal Rg7d4]} 23. Bc4 {[%emt 0:00:59]} h5 {[%emt 0:03:05]} 24. Bb3 {[%emt 0:08:33]} Rh7 {[%emt 0:08:51][%cal Rg7d4]} 25. Nf4 $2 {[%emt 0:05:00] [#]} (25. Qd3 $17) 25... Bxd4+ {[%emt 0:02:08]} 26. Kh1 {[%emt 0:00:09]} Qc6+ {[%emt 0:02:27] Weighted Error Value: White=0.29 (precise) /Black=0.06 (flawless)} (26... h4 $19 27. Ne6+ fxe6) 0-1

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.6"]
[White "Stolwijk, Colin"]
[Black "De Ruiter, Tom"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2277"]
[BlackElo "2007"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,115,61,61,58,50,2,0,15,34,29,26,0,40,-49,170,32,35,0,0,0,0,-10,-18,-5,0,-58,61,37,56,18,34,0,0,0,0,0,0,0,0,0,0,0,12,0,0,-55,-10,-71,-77,-70,-70,-60,-59,-57,-13,-58,0,0,0,-41,0,-81,-56,-112,-101,-114,-115,-116,-111,-115,-126,-121,-97,-203,-191,-172,-157,-152,15,-35,236,236,236,229,229,227,222,221,200,139,131,154,156,0,0,0,8,0,0,0,0,0,29982,29983,29983,29984,29984,29985]} 1. e4 {[%emt 0:00:04]} d6 {[%emt 0:00:16]} 2. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:10]} 3. Nc3 {[%emt 0:00:05]} c6 {[%emt 0:00:11]} 4. Nf3 {[%emt 0:00:12]} Bg4 {[%emt 0:00:56]} 5. h3 {[%emt 0:01:57]} Bxf3 {[%emt 0:00:51]} 6. Qxf3 {[%emt 0:00:02] B07: Pirc Defence: Miscellaneous Systems.} e6 {[%emt 0:00:47]} 7. e5 {[%emt 0:03:28]} (7. Be3 $14) 7... dxe5 $11 {[%emt 0:02:00]} 8. dxe5 {[%emt 0:00:07] [#] The position is equal.} Nfd7 $146 {[%emt 0:00:11]} ({Predecessor:} 8... Nd5 9. Bd2 Nd7 10. Qg3 Qc7 11. f4 Nxc3 12. Bxc3 g6 13. Be2 Qb6 14. O-O-O {1-0 (37) Vareille,F (2417)-Robertson,I (2062) Bucharest 2019}) 9. Bf4 {[%emt 0:01:18]} Qa5 {[%emt 0:02:42]} 10. O-O-O {[%emt 0:11:21]} Bb4 {[%emt 0:05:22]} 11. Ne4 {[%emt 0:04:20]} (11. Bd2 $14) 11... O-O $2 {[%emt 0:06:26]} (11... Qxa2 $15 12. c3 Be7) 12. Kb1 {[%emt 0:19:41]} (12. a3 $18) 12... Nxe5 $14 {[%emt 0:09:45]} 13. Qh5 {[%emt 0:05:14]} Ng6 {[%emt 0:02:17]} 14. Qxa5 {[%emt 0:13:32]} Bxa5 {[%emt 0:00:14]} 15. Bd6 {[%emt 0:00:05]} Re8 {[%emt 0:07:50]} 16. Nc5 $132 {[%emt 0:05:12][%mdl 2048] White puts up resistance} Bb6 {[%emt 0:00:27]} 17. g3 {[%emt 0:03:31]} (17. Nxb7 $11 Bxf2 18. Nc5) 17... Nf8 {[%emt 0:17:22]} ({Black should try} 17... Rd8 $15 18. b4 (18. Nxb7 $2 Rd7 $19) 18... Bxc5 19. bxc5 Ne7) 18. Nxb7 {[%emt 0:03:39] White is much more active.} Bxf2 {[%emt 0:00:40]} 19. Rd2 {[%emt 0:00:34]} Bb6 {[%emt 0:02:36]} 20. c4 {[%emt 0:01:48]} a5 {[%emt 0:09:45]} 21. c5 {[%emt 0:04:21]} Ra7 {[%emt 0:04:11]} 22. cxb6 {[%emt 0:01:08]} Rxb7 {[%emt 0:00:11]} 23. Bc7 {[%emt 0:00:08] This bishop pair is nice.} Nfd7 {[%emt 0:01:19]} 24. Ba6 $1 {[%emt 0:03:42]} Nxa6 {[%emt 0:02:15]} 25. Rxd7 {[%emt 0:00:04]} f6 {[%emt 0:08:44]} 26. g4 {[%emt 0:00:57]} e5 {[%emt 0:01:32]} 27. g5 {[%emt 0:00:45]} (27. Rc1 $11) 27... fxg5 {[%emt 0:03:45]} 28. Rf1 {[%emt 0:00:46]} (28. Rg1 $11) 28... Nc5 $17 {[%emt 0:02:19]} 29. Rd6 {[%emt 0:01:13]} Ne4 {[%emt 0:00:10]} 30. Rd3 {[%emt 0:00:25]} Nf6 $1 {[%emt 0:02:10]} 31. Rc3 {[%emt 0:02:55]} Re6 {[%emt 0:00:28] With the idea ...Nd5.} 32. Rc5 {[%emt 0:00:40]} Ne4 {[%emt 0:00:19]} (32... Nd5 $1 $15 33. Rxa5 Re8) 33. Rc2 $11 {[%emt 0:00:15]} Nf6 {[%emt 0:01:05]} 34. Rc5 {[%emt 0:00:08]} Ne4 {[%emt 0:00:07]} 35. Rxa5 {[%emt 0:10:15]} (35. Rc2 $11) 35... Nd2+ $17 {[%emt 0:00:25]} 36. Kc1 {[%emt 0:00:02]} (36. Kc2 $15 Nxf1 37. Ra8+ Kf7 38. Ra7 Rxb6 39. Bxb6+ Kg6 40. a4) 36... Nxf1 {[%emt 0:00:09]} 37. Ra8+ {[%emt 0:00:04]} Kf7 {[%emt 0:00:35]} 38. Ra7 {[%emt 0:00:18] [#]} Rxb6 {[%emt 0:02:32]} 39. Bxb6+ {[%emt 0:00:02][%mdl 4096] Endgame KRB-KRN} Kg6 {[%emt 0:04:03]} 40. a4 {[%emt 0:00:07]} e4 {[%emt 0:01:40][%cal Be5e4,Be4e3,Be3e2][%mdl 32]} 41. Kd1 {[%emt 0:00:00]} (41. Bc5 $17) 41... e3 $1 $19 {[%emt 0:00:00]} 42. Ke1 {[%emt 0:00:00]} e2 {[%emt 0:00:00]} 43. Rd7 {[%emt 0:00:00]} h5 $2 {[%emt 0:00:00]} (43... Ne3 $17 {( -> ...Ng2+)} 44. Bxe3 Rxe3 45. Rd6+ (45. a5 Rxh3 46. Rd6+ Kf5 $17) 45... Kf5 46. Rxc6 Rxh3 47. Rc5+ Kf4) 44. a5 {[%emt 0:00:00]} ({Better is} 44. Rd3 $11) 44... Nh2 $2 {[%emt 0:00:00][%mdl 8192]} (44... Ne3 $1 $15 {stays ahead.} 45. Bxe3 Rxe3) 45. Rd3 $18 {[%emt 0:00:00]} g4 {[%emt 0:00:00]} 46. hxg4 {[%emt 0:00:00]} hxg4 {[%emt 0:00:00]} 47. Re3 {[%emt 0:00:00]} Nf3+ {[%emt 0:00:00]} 48. Kxe2 $1 {[%emt 0:00:00]} Rd6 {[%emt 0:00:00]} 49. Rd3 {[%emt 0:00:00][%mdl 1024] Inhibits Rd2+. White has strong compensation.} Re6+ {[%emt 0:00:00] [#]} 50. Kf2 $1 {[%emt 0:00:00] And now a6 would win.} Ne5 {[%emt 0:00:00] [#]} 51. Rd8 {[%emt 0:00:00]} (51. Rb3 $1 $16) 51... Nc4 $11 {[%emt 0:00:00]} 52. Rb8 {[%emt 0:00:00] Hoping for a6.} Rd6 {[%emt 0:00:00]} 53. b3 {[%emt 0:05:35]} (53. a6 {seems wilder.} Rd2+ 54. Kg3 Rxb2 55. a7) 53... Nxb6 {[%emt 0:00:00]} 54. Rxb6 {[%emt 0:00:03]} ({Don't play} 54. axb6 Rd2+ 55. Ke3 Rd5 $15) 54... Kf5 {[%emt 0:00:00]} 55. a6 {[%emt 0:00:31][%cal Ba5a6,Ba6a7][%mdl 32]} Ke4 $2 {[%emt 0:00:00][%mdl 8192]} (55... Rd2+ $11 56. Kg3 (56. Ke3 Rc2 $11) 56... Rd3+ 57. Kg2 Rd2+ 58. Kg3 Rd3+ 59. Kg2 Rd2+ 60. Kg3) 56. a7 {[%emt 0:01:08] White mates.} Rd2+ {[%emt 0:00:00]} 57. Kg3 {[%emt 0:00:06]} Ra2 {[%emt 0:00:00]} 58. Rb4+ {[%emt 0:00:10][%mdl 64] Skewer. Never resign too early!  Weighted Error Value: White=0.34/Black=0.37} ({And not} 58. Rb7 c5 $11) 1-0

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.7"]
[White "Galje, Hans"]
[Black "De Groote, Ewoud"]
[Result "0-1"]
[ECO "E52"]
[WhiteElo "2007"]
[BlackElo "2245"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 18,84,9,17,14,-8,7,0,23,0,0,0,0,0,0,0,0,0,0,0,0,0,11,0,0,0,0,0,0,-5,-3,-2,-6,-74,-72,-70,-75,-126,-105,-102,-106,-100,-104,-104,-59,-56,-18,-18,-22,-18,0,0,0,-50,7,7,6,0,52,-207,-19,-233,-114,-335,-279,-429,-186,-6070,-5181]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:07]} Bb4 {[%emt 0:00:07]} 4. e3 {[%emt 0:00:17]} d5 {[%emt 0:04:41]} 5. Nf3 {[%emt 0:00:50]} O-O {[%emt 0:00:59]} 6. Bd3 {[%emt 0:00:29]} dxc4 {[%emt 0:04:11]} 7. Bxc4 {[%emt 0:00:08]} b6 {[%emt 0:03:16]} 8. O-O {[%emt 0:02:31]} Bb7 {[%emt 0:01:42]} 9. a3 {[%emt 0:03:05]} Bxc3 {[%emt 0:01:54]} 10. bxc3 {[%emt 0:00:07]} c5 {[%emt 0:08:13] E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6.} 11. a4 {[%emt 0:05:13]} Qc7 {[%emt 0:06:42]} 12. Bd3 {[%emt 0:10:29]} Nbd7 {[%emt 0:11:26] The position is equal.} 13. Qe2 {[%emt 0:10:22]} e5 {[%emt 0:10:38]} 14. Nxe5 {[%emt 0:04:49]} Nxe5 {[%emt 0:08:20]} 15. dxe5 {[%emt 0:00:16]} Qxe5 {[%emt 0:00:13]} 16. Bb2 {[%emt 0:00:26] [#]} Rad8 $146 {[%emt 0:13:26] [#] Threatens to win with ...Qd5.} ({Predecessor:} 16... Rfe8 17. a5 Qg5 18. g3 Rad8 19. c4 h5 20. axb6 axb6 21. Ra7 Ba8 22. e4 h4 {½-½ (53) Zill,E (2138)-Felkel,S (2176) GER email 2010}) 17. Rad1 {[%emt 0:03:16]} Bc6 {[%emt 0:03:12]} 18. c4 {[%emt 0:09:20]} Qe6 $40 {[%emt 0:01:44][%mdl 128] Black has some attack.} 19. Bc2 {[%emt 0:12:07]} Rfe8 {[%emt 0:05:32]} 20. a5 {[%emt 0:09:29]} Ne4 {[%emt 0:03:51]} 21. axb6 {[%emt 0:05:49]} axb6 {[%emt 0:00:01]} 22. Rxd8 {[%emt 0:00:43]} Rxd8 {[%emt 0:00:04]} 23. Rd1 {[%emt 0:00:08] Inhibits Rd2.} Rxd1+ {[%emt 0:04:27]} 24. Qxd1 {[%emt 0:00:23] Qd8+ is the strong threat.} Nd6 {[%emt 0:00:37]} 25. Qh5 {[%emt 0:08:16]} (25. Bd3 $11 {remains equal.}) 25... Be4 $17 {[%emt 0:01:56]} 26. Bb3 {[%emt 0:03:37]} (26. Qg5 f6 27. Bxe4 Qxe4 28. Qd5+ Qxd5 29. cxd5 Nc4 $19) 26... f6 {[%emt 0:00:38]} 27. Qh4 {[%emt 0:02:14]} (27. Qe2 $142) 27... Bd3 {[%emt 0:00:36][%cal Rd3c4]} (27... Nxc4 28. Qf4 $11) 28. h3 {[%emt 0:03:59]} h6 {[%emt 0:01:26][%cal Rd3c4] Black is more active.} (28... Nxc4 $6 29. Qg3 $11) 29. Qf4 {[%emt 0:01:34]} Bxc4 {[%emt 0:00:41]} (29... Kf7 {with more complications.} 30. Ba4 Ke7 31. Qg3 Qf7) 30. Bc2 {[%emt 0:00:50]} b5 {[%emt 0:01:00]} 31. e4 {[%emt 0:01:17]} b4 {[%emt 0:02:48]} 32. e5 {[%emt 0:00:31]} fxe5 {[%emt 0:00:26]} 33. Bxe5 {[%emt 0:00:05]} Nf7 {[%emt 0:00:43]} 34. Bb2 {[%emt 0:00:53] Threatening mate with Qb8+.} Bb5 {[%emt 0:00:50]} 35. Bf5 {[%emt 0:01:19]} (35. Qg3 $11 g5 36. Bb3 Qe1+ 37. Kh2) 35... Qd6 {[%emt 0:00:36]} ({Black should try} 35... Qe1+ $15 36. Kh2 Qe7 37. Qb8+ (37. Qg3 Qd6 $17) 37... Be8) 36. Qg4 $1 $11 {[%emt 0:01:01][%csl Gb2][%cal Rg4g7]} (36. Bh7+ $2 Kxh7 37. Qxf7 Qg6 38. Qxg6+ Kxg6 $19) 36... g5 {[%emt 0:00:08]} ({Don't play} 36... Ng5 37. h4 g6 38. Bc2 $16 (38. hxg5 gxf5 39. Qxf5 Qd1+ 40. Kh2 Qh5+ 41. Kg1 Qd1+ 42. Kh2 Qh5+ 43. Kg1 Qd1+ $11)) 37. Be6 {[%emt 0:00:43] And now Qf5 would win. This bishop pair is nice.} Bd3 {[%emt 0:00:56] Prevents Qf5.} (37... Qd3 $11 38. Qh5 Be8) 38. Bc8 $2 {[%emt 0:01:47][%mdl 8192]} (38. Ba2 $1 $14 {keeps the upper hand.} Bg6 39. Qc8+ Qf8 40. Qe6) 38... c4 $2 {[%emt 0:00:25]} (38... h5 $19 39. Qd7 Qxd7 40. Bxd7 c4) 39. Bd4 $2 {[%emt 0:00:17]} (39. Be6 $1 $11 {and White is okay.}) 39... c3 {[%emt 0:00:29]} (39... h5 $19 {and Black stays clearly on top.} 40. Qd7 Qxd7 41. Bxd7 Nd6) 40. Bb7 $2 {[%emt 0:00:51]} (40. Be6 $17 Bg6 41. Bb3) 40... c2 {[%emt 0:00:22]} 41. Qc8+ {[%emt 0:00:00]} (41. Bb2 $142) 41... Qd8 {[%emt 0:00:00]} (41... Kh7 $142 42. Bb2 Bg6) 42. Qc5 {[%emt 0:00:00] [#]} (42. Qxd8+ Nxd8 43. Bd5+ Kf8 44. Bb2) 42... Qxd4 $3 {[%emt 0:00:00][%mdl 512] Weighted Error Value: White=0.59/Black=0.34} 0-1

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.8"]
[White "Afek, Yochanan"]
[Black "Li-Behn, Tobias"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2210"]
[BlackElo "2000"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,81,47,58,55,60,17,66,54,54,40,171,173,152,60,60,63,67,74,71,54,80,79,87,69,73,84,85,42,83,66,62,66,70,69,85,104,95,55,105,78,559,552,559,559,724,709,675,660,744,723,873,872,1812,1524,29979,1164,29972,1110,1647,1582,1501,2042,29969,29970,29968,29971,29998,29999]} 1. e4 {[%emt 0:00:06]} e5 {[%emt 0:00:25]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:11]} 3. Nc3 {[%emt 0:02:34]} Nf6 {[%emt 0:00:40]} 4. d4 {[%emt 0:00:04]} exd4 {[%emt 0:01:18]} 5. Nxd4 {[%emt 1:30:10]} Nxd4 {[%emt 0:02:38]} 6. Qxd4 {[%emt 0:00:00]} d6 {[%emt 0:00:32]} 7. Bg5 {[%emt 0:00:00]} Be7 {[%emt 0:01:28]} 8. O-O-O {[%emt 0:00:00]} O-O {[%emt 0:03:52]} 9. f3 {[%emt 0:00:00] C45: Scotch Game.} Be6 {[%emt 0:04:38]} 10. g4 {[%emt 0:00:00][%cal Bg2g4,Bg4g5][%mdl 32]} a6 {[%emt 0:05:07]} (10... c6 $11) 11. Be3 {[%emt 0:00:00] White is more active. White is slightly better.} c5 {[%emt 0:01:27]} 12. Qd2 {[%emt 0:00:00]} Qa5 {[%emt 0:05:29] [#]} (12... b5 $14) 13. g5 $146 {[%emt 0:00:00]} ({Predecessor:} 13. Kb1 Kh8 14. g5 Ne8 15. f4 f5 16. exf5 Bxf5 17. Nd5 Qxd2 18. Rxd2 Bd8 19. Bg2 {1-0 (40) Delorme,A (2010)-Rigolot,M (1900) Hyeres 2002}) 13... Nd7 {[%emt 0:01:30] [#]} 14. Nd5 {[%emt 0:00:00]} (14. Kb1 $1 $16) 14... Qxd2+ $14 {[%emt 0:02:24]} 15. Rxd2 {[%emt 0:00:00]} Bxd5 {[%emt 0:00:16]} 16. Rxd5 {[%emt 0:00:00]} b5 {[%emt 0:02:36]} 17. h4 {[%emt 0:00:00]} Rfd8 {[%emt 0:01:43]} 18. Bf4 {[%emt 0:00:00]} Nb6 {[%emt 0:02:58]} 19. Rd2 {[%emt 0:00:00]} Ra7 {[%emt 0:01:18]} 20. Bh3 {[%emt 0:00:00]} d5 {[%emt 0:03:51]} 21. exd5 {[%emt 0:00:00] d6 is the strong threat.} Rxd5 {[%emt 0:01:51]} 22. Rhd1 {[%emt 0:00:00][%cal Bh1d1,Bd1d2,Bd2d6][%mdl 32]} Rxd2 {[%emt 0:00:56]} 23. Rxd2 {[%emt 0:00:00]} g6 {[%emt 0:01:14]} 24. b3 {[%emt 0:00:00]} c4 {[%emt 0:06:54]} 25. Be3 {[%emt 0:00:00]} Rb7 {[%emt 0:03:38]} 26. f4 {[%emt 0:00:00]} Ba3+ {[%emt 0:04:39]} ({Black should try} 26... Rb8 $1 $14) 27. Kd1 {[%emt 0:00:00] aiming for Rd8+.} Bb2 $2 {[%emt 0:00:51][%mdl 8192]} (27... Rb8 $16 {is tougher.}) 28. Rd6 $18 {[%emt 0:00:00]} cxb3 {[%emt 0:02:42]} 29. axb3 {[%emt 0:00:00]} Na4 {[%emt 0:01:32]} 30. bxa4 {[%emt 0:00:00]} bxa4 {[%emt 0:00:10]} 31. Rxa6 {[%emt 0:00:00]} Bc3 {[%emt 0:04:23]} 32. Rxa4 {[%emt 0:00:00]} Rb1+ {[%emt 0:01:00]} 33. Ke2 {[%emt 0:00:00]} Rh1 {[%emt 0:01:12]} 34. Bg2 {[%emt 0:00:00]} Rxh4 {[%emt 0:00:51]} 35. Ra8+ {[%emt 0:00:00]} Kg7 {[%emt 0:00:02]} 36. Bc5 {[%emt 0:00:00]} (36. Kd3 $142 Rg4 37. Kxc3 Rg3 {[#]} 38. Kd3 $1 h6 39. gxh6+ Kxh6 40. Bd5 Kh7 41. Ra7) 36... h6 {[%emt 0:01:04]} 37. Kd3 {[%emt 0:00:00]} Bb2 {[%emt 0:01:27]} 38. c3 {[%emt 0:00:00] Intending Bd4+ and mate.} hxg5 {[%emt 0:01:35]} 39. fxg5 {[%emt 0:00:00] White mates.} Rg4 {[%emt 0:01:01]} 40. Bd4+ {[%emt 0:00:00]} f6 {[%emt 0:00:36]} 41. Bxf6+ {[%emt 0:00:00] Weighted Error Value: White=0.18 (very precise) /Black=0.88} 1-0

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.9"]
[White "Schilstra, Laurens"]
[Black "Van der Poel, Henk"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "1993"]
[BlackElo "2210"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,73,-17,-27,-18,-20,22,-11,-3,-27,-19,-32,-8,-21,0,0,0,0,60,76,63,63,57,72,68,36,65,46,56,48,93,77,115,123,157,163,169,174,195,168,198,158,279,289,370,352,374,337,439,381,660,648,675,675,651,657,626,630,649,645,662,548]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:21]} 2. Nf3 {[%emt 0:00:20]} d6 {[%emt 0:01:40]} 3. d4 {[%emt 0:02:05]} cxd4 {[%emt 0:00:10]} 4. Qxd4 {[%emt 0:00:09]} a6 {[%emt 0:02:08]} 5. Bg5 {[%emt 0:03:56]} Nc6 {[%emt 0:01:06]} 6. Qd2 {[%emt 0:00:14]} h6 {[%emt 0:03:51]} 7. Bh4 {[%emt 0:00:55]} g5 {[%emt 0:01:51]} 8. Bg3 {[%emt 0:00:53]} Nf6 {[%emt 0:00:49] B53: Sicilian: 2...d6: Lines with Qxd4.} 9. Nc3 {[%emt 0:00:09]} Nh5 {[%emt 0:00:41]} 10. Be2 {[%emt 0:05:53]} Bg7 {[%emt 0:03:09] [#] The position is equal.} 11. O-O $146 {[%emt 0:01:29]} ({Predecessor:} 11. Rd1 Nxg3 12. hxg3 O-O 13. Nd5 Be6 14. Nh2 Nd4 15. c3 Nxe2 16. Qxe2 Bxd5 17. Rxd5 {1-0 (41) Polihroniade,E (2210)-Ivanisevic,D Smederevska Palanka 1979}) 11... Nxg3 {[%emt 0:08:09]} 12. hxg3 {[%emt 0:00:20]} O-O {[%emt 0:04:25]} 13. Rab1 {[%emt 0:04:50]} f5 {[%emt 0:04:19]} 14. exf5 {[%emt 0:03:26]} Bxf5 {[%emt 0:00:19]} 15. Rfe1 {[%emt 0:01:31]} e5 {[%emt 0:04:35]} (15... Qd7 $11) 16. Bd3 {[%emt 0:02:57]} Be6 {[%emt 0:03:02]} 17. Be4 {[%emt 0:01:00] Prevents d5.} Qd7 {[%emt 0:07:01]} 18. Rbd1 {[%emt 0:02:04]} Rad8 {[%emt 0:01:54]} 19. Bd5 {[%emt 0:01:45]} Ne7 {[%emt 0:04:15]} 20. Bxe6+ {[%emt 0:03:27]} Qxe6 {[%emt 0:00:03]} 21. Nd5 $1 {[%emt 0:01:36]} Nc6 {[%emt 0:04:54] Black is on the road to losing.} 22. Qe3 {[%emt 0:06:43]} Qg6 {[%emt 0:09:44]} 23. c3 {[%emt 0:12:43] White is more active.} Rf7 {[%emt 0:02:57]} 24. Nd2 {[%emt 0:01:07]} h5 {[%emt 0:04:42]} 25. Ne4 {[%emt 0:01:58]} Bh6 {[%emt 0:00:15]} 26. Qb6 {[%emt 0:00:27] Black must now prevent Nb4.} Rdd7 {[%emt 0:05:05]} 27. a4 {[%emt 0:07:21][%cal Ba2a4,Ba4b5][%mdl 32]} Qe6 {[%emt 0:02:19]} (27... g4 $16 28. Qb3 Rd8) 28. b4 $18 {[%emt 0:05:58]} Rf8 {[%emt 0:10:10]} 29. b5 {[%emt 0:01:46]} axb5 {[%emt 0:03:22]} 30. axb5 {[%emt 0:01:22]} Nd8 {[%emt 0:00:08]} 31. Nc7 {[%emt 0:03:34] Pair of Knights!} Qc4 {[%emt 0:03:14] [#]} (31... Qf5 32. Rxd6 Bg7) 32. Nd5 {[%emt 0:04:24] White is clearly winning.} Bg7 {[%emt 0:01:47] Prevents Ndf6+.} 33. Qe3 {[%emt 0:02:25]} Ne6 {[%emt 0:00:31]} 34. Nb6 {[%emt 0:00:11]} Qxb5 {[%emt 0:00:10]} 35. Nxd7 {[%emt 0:01:47]} Qxd7 {[%emt 0:00:05]} 36. Rxd6 {[%emt 0:00:23]} Qe7 {[%emt 0:00:45]} 37. Qd3 {[%emt 0:01:00] Weighted Error Value: White=0.07 (flawless) /Black=0.38} 1-0

[Event "10th Amsterdam Science Park Chess-ch 202"]
[Site "Amsterdam"]
[Date "2022.07.18"]
[Round "1.10"]
[White "Tan, Kevin"]
[Black "Straat, Evert-Jan"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "2209"]
[BlackElo "1992"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2022.07.18"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,57,6,17,-97,22,10,12,21,68,0,10,9,50,0,0,0,-8,-18,-15,-35,0,-36,75,58,75,68,99,36,52,51,91,104,112,99,109,102,112,110,138,38,113,124,130,96,118,132,168,163,241,225]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:17]} 2. c4 {[%emt 0:00:23]} e6 {[%emt 0:00:09]} 3. Nf3 {[%emt 0:00:16]} Nf6 {[%emt 0:00:39]} 4. Bf4 {[%emt 0:01:13]} c5 {[%emt 0:03:36]} 5. Nc3 {[%emt 0:00:45]} a6 {[%emt 0:03:32]} 6. Rc1 {[%emt 0:03:32] D40: Queen's Gambit Declined: Semi-Tarrasch with 5 e3.} (6. e3 $11 {keeps the balance.}) 6... Nc6 {[%emt 0:11:24]} ({Black should try} 6... cxd4 $1 $17 7. Nxd4 Nbd7) 7. e3 {[%emt 0:03:13]} cxd4 {[%emt 0:07:20]} 8. Nxd4 {[%emt 0:07:11] The position is equal.} Qb6 {[%emt 0:13:49]} (8... Bd7 $11) 9. Nb3 {[%emt 0:10:58] [#]} (9. Nxc6 $14 bxc6 10. Qc2) 9... Bb4 $146 {[%emt 0:07:16]} ({Predecessor:} 9... Be7 10. cxd5 exd5 11. Be2 Be6 12. O-O O-O 13. a3 Rad8 14. Na4 Qa7 15. Bc7 Rd7 {1-0 (32) Soto Hincapie,E (1683)-Lopez Betancourt,B (1919) Cali 2015}) 10. a3 {[%emt 0:07:05]} Be7 {[%emt 0:11:16]} (10... Bxc3+ $5 11. bxc3 e5 $11) 11. c5 {[%emt 0:08:26]} ({White should play} 11. Na4 $14 Qa7 12. Bc7) 11... Qd8 $11 {[%emt 0:02:29]} 12. Bd3 {[%emt 0:04:51]} e5 {[%emt 0:02:49]} 13. Bg3 {[%emt 0:03:50]} Be6 {[%emt 0:01:17]} 14. O-O {[%emt 0:06:15]} O-O {[%emt 0:07:36][%cal Of6e4]} (14... Ne4 $5) 15. Bc2 {[%emt 0:05:03] Against Ne4} b6 {[%emt 0:10:26]} (15... g6 $15) 16. cxb6 $16 {[%emt 0:02:03]} Qxb6 {[%emt 0:00:10]} 17. Na4 $1 {[%emt 0:00:17]} Qb5 {[%emt 0:01:24] [#]} 18. Nac5 $1 {[%emt 0:00:46] Prevents Ne4.} Bg4 {[%emt 0:01:22]} (18... e4 19. Nxe6) 19. f3 {[%emt 0:00:32]} Bh5 {[%emt 0:00:39]} 20. Bd3 {[%emt 0:01:37] Inhibits e4.} Qb6 {[%emt 0:01:33] [#]} 21. Na4 $1 {[%emt 0:00:40] White is more active.} Qb7 {[%emt 0:01:30]} (21... Qxe3+ $2 22. Bf2 Qf4 23. Nb6 $18 (23. Rxc6 Qxa4 24. Qc2 Rab8 $15)) 22. Nbc5 $36 {[%emt 0:00:35][%mdl 2048] Prevents e4. White is on the roll.} Bxc5 {[%emt 0:03:08]} 23. Nxc5 {[%emt 0:00:39]} Qb6 {[%emt 0:04:25]} 24. b4 {[%emt 0:00:55]} ({Better is} 24. Na4 $16 Qb7 25. Qc2) 24... Bg6 {[%emt 0:00:17]} (24... e4 $1 $14) 25. Be2 {[%emt 0:02:23]} Rfd8 {[%emt 0:00:27]} 26. Bf2 {[%emt 0:03:46]} d4 {[%emt 0:02:03] White must now prevent ...dxe3.} 27. e4 {[%emt 0:01:25]} Nd7 {[%emt 0:00:24]} 28. Qa4 {[%emt 0:02:45] Threatens to win with Nxd7.} Nxc5 {[%emt 0:01:45]} (28... Nf6 $142 29. Nd3 (29. Bxa6 Nb8 $14) 29... Rac8) 29. Rxc5 {[%emt 0:00:10] Weighted Error Value: White=0.29 (precise) /Black=0.38} 1-0

