[Event "87th Tata Steel Challengers 2025"] [Site "Wijk aan Zee"] [Date "2025.01.21"] [Round "4.1"] [White "Svane, Frederik"] [Black "Nogerbek, Kazybek"] [Result "1/2-1/2"] [ECO "C88"] [WhiteElo "2664"] [BlackElo "2514"] [Annotator "Stockfish 17 - Chessbase"] [PlyCount "91"] [EventDate "2025.??.??"] {[%evp 19,91,19,22,10,25,46,29,29,44,35,82,81,93,90,87,8,11,5,6,5,1,8,2,7,6,6,0,0,7,0,0,0,0,0,0,0,0,0,6,6,6,6,6,6,6,6,6,6,6,6,6,6,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 {[%CAl Bd2d3,Bd3e4][%mdl 32]} d6 10. Bd2 b4 11. a5 h6 (11... d5 12. c3 Rb8 13. exd5 Nxd5 14. Nxe5 Nxe5 15. Rxe5 Bf6 16. Re1 c5 17. Bc4 Qd7 18. Be3 Rfe8 19. cxb4 cxb4 20. d4 Nxe3 21. fxe3 Qc6 22. Bf1 Bg5 23. Nd2 Bxe3+ 24. Kh1 Bxd4 25. Rxe8+ Rxe8 26. Qb3 {So,W (2778)-Aronian,L (2785) Chess.com INT 2022 0-1 (48)}) (11... Rb8 12. c3 d5 13. exd5 Nxd5 14. Ba4 Bf6 15. Bxc6 Bxc6 16. Nxe5 Bxe5 17. Rxe5 Qf6 18. d4 Rfe8 19. Re1 Rxe1+ 20. Bxe1 Qg6 21. g3 Ne3 {0-1 (21) Besou,H (2349)-Knuedel,T (2262) Wolfsberg AUT 2024}) 12. c3 d5 $146 (12... bxc3 13. bxc3 Re8 14. Bxf7+ Kxf7 15. Qb3+ Kf8 16. Qxb7 Qd7 17. Qb3 Rab8 18. Qc2 Kg8 19. d4 Rf8 20. Qd3 Kh7 21. Na3 Nxa5 22. Nc4 Nxc4 23. Qxc4 Nxe4 24. Qd3 d5 25. dxe5 Qg4 26. Qxd5 Nxd2 27. Nxd2 {Zakharov,A (2375)-Kazarova,I (2220) Krasnodar 1997 1-0 (60)}) 13. cxb4 dxe4 14. dxe4 Bxb4 $6 {Inaccuracy. Nd4 was best. [#]} (14... Nd4) 15. Nxe5 $1 $16 Nxe5 16. Bxb4 Re8 {[#] and ...Nd3 should not be overlooked} 17. Qxd8 $2 {Mistake. Ba4 was best.} (17. Ba4) 17... Raxd8 18. Bc2 Bxe4 $1 19. Bxe4 {A strong pair of Bishops.} Rd4 $1 {[%csl Bb4,Be4]} 20. Bc3 Rxe4 21. Nd2 Rxe1+ 22. Rxe1 Ned7 $1 23. Rxe8+ Nxe8 {[%mdl 4096] Endgame KBN-KNN} 24. f4 f6 25. Nc4 Kf7 26. f5 Ke7 27. Kf2 Nd6 28. Nxd6 Kxd6 {KB-KN} 29. Kg3 c5 30. Kg4 Ne5+ 31. Kh5 {Bxe5+ is the strong threat.} Ke7 $1 32. b4 cxb4 33. Bxb4+ Kf7 34. Kh4 Nc4 35. g4 g6 36. fxg6+ Kxg6 37. Be1 Ne3 38. Kg3 {Inhibits Ng2.} f5 39. h3 fxg4 40. hxg4 h5 41. gxh5+ Kxh5 42. Kf3 Nc4 43. Ke4 Nxa5 44. Bxa5 Kg6 45. Be1 a5 46. Bxa5 {1/2-1/2 wins. Precisão Lichess~Stockfish 17: Brancas 97% Pretas 98% Precisão Chess.com: Brancas 97.8% pretas 98.0%} 1/2-1/2 [Event "87th Tata Steel Challengers 2025"] [Site "Wijk aan Zee"] [Date "2025.01.21"] [Round "4.2"] [White "Bulmaga, Irina"] [Black "Lu, Miaoyi"] [Result "1/2-1/2"] [ECO "C45"] [WhiteElo "2386"] [BlackElo "2429"] [Annotator "Stockfish 17 - Chessbase"] [PlyCount "66"] [EventDate "2025.??.??"] {[%evp 12,66,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-26,-33,-33,-28,-31,-27,-33,-29,-27,-11,-18,-16,-16,-22,-36,-23,-25,-29,-27,-8,-14,-12,-20,-5,-12,-11,-12,0,0,0,-10,0]} 1. e4 {Prusikin,Michael} e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 {[%CAl Bf1d3,Bd3e4,Be4c6,Bc6b5][%mdl 32]} (6. e5 Qe7 7. Qe2 Nd5) 6... d5 7. Qe2 (7. exd5 cxd5 8. O-O Be7) (7. e5 Ng4 8. O-O Bc5 9. Qe2 Qe7 10. Bf4 g5) 7... dxe4 (7... Be7 8. Nd2 O-O 9. O-O Re8 10. e5 Bc5 11. Nb3 Bb6) 8. Nc3 (8. Bxe4 Nxe4 9. Qxe4+ Qe7 10. Qxe7+ Bxe7) 8... Bb4 9. Bxe4 O-O 10. Bxc6 Rb8 11. O-O Qd6 12. Bb5 $1 (12. Ba4) 12... Ng4 {[%csl Gg4][%CAl Rd6h2]} 13. g3 Bxc3 14. bxc3 Ne5 15. Bf4 Rxb5 16. Qxb5 Nf3+ 17. Kg2 Qe6 $1 18. Rfd1 (18. Kxf3 Bd7 19. Qe5 Qc6+ 20. Ke2 Re8 21. Qxe8+ Bxe8 22. Kd2 f6) 18... c6 $1 (18... Qe4 19. Qd5 Nh4+ (19... Ne1+ 20. Kg1 $16) 20. Kg1 Nf3+ 21. Kh1 $18) 19. Qa4 {[#]} (19. Qh5 $2 Qe4 20. Qxf3 Bh3+ (20... Qxc2 $2 {is the wrong capture.} 21. Bd6 $18) 21. Kxh3 Qxf3 $19) (19. Qc5 Qe4) (19. Qf1 Re8 20. Kh1 (20. Kxf3 Qe4#) 20... c5 21. Rab1 (21. Rd6 Qe4 22. Qd3 Qa8 23. Rd8 Nd4+ 24. f3 Rxd8 25. cxd4 Rxd4 26. Qe2 h6) 21... Ba6 22. Rd6 Qxd6 23. Bxd6 Bxf1 24. Rxf1 Nd2 25. Rc1 Ne4 26. Bf4 Nxf2+ 27. Kg2 Ne4) (19. Qd3 Qh3+ 20. Kxf3 Re8 21. Be3 Bg4+ 22. Kf4 h6) 19... Nh4+ $1 (19... Qh3+ 20. Kxf3 Re8 21. Be3) 20. gxh4 Qh3+ 21. Kg1 {[%CAl Bg2g1,Bg1f1,Bf1e2,Be2f2][%mdl 32]} Qg4+ 22. Kf1 Qf3 {and ...Bg4 would now be decisive} 23. Rd3 $1 {[%CAl Bd1d3,Bd3e3,Be3e1][%mdl 32]} (23. Qd4 Bg4) 23... Qh1+ 24. Ke2 Qxa1 25. Re3 $146 {[%CAl Bf4d6] and Bd6! should not be overlooked Active counter play!} (25. Bd6 Re8+ 26. Re3 Rxe3+ 27. fxe3 Qxc3 28. Qe4 Be6 29. a3 (29. Be5 Qc4+ 30. Qxc4 Bxc4+ 31. Kd2 Bxa2 32. Kc3) 29... h5 30. Kd1 (30. h3 Bxh3 31. Qe8+ Kh7 32. Qe4+ f5 33. Qd3 Bg4+ 34. Kf2 Qf6 35. Kg3) 30... Bg4+ 31. Kc1 Qa1+ 32. Kd2 Qd1+ {0-1 (31) Rublevsky,S (2683)-Banusz,T (2608) Ruma 2017 EXT 2019 [Prusikin,Michael]}) 25... Bg4+ 26. f3 Be6 27. Kf2 Bh3 (27... h6 $5) 28. Re1 Qxc3 29. Be5 Qc5+ 30. Bd4 Qd6 31. Be5 Qc5+ 32. Bd4 Qd6 33. Be5 Qc5+ {1/2-1/2 wins. Precisão Lichess~Stockfish 17: Brancas 98% Pretas 98% Precisão Chess.com: Brancas 98.7% pretas 98.9%} 1/2-1/2 [Event "87th Tata Steel Challengers 2025"] [Site "Wijk aan Zee"] [Date "2025.01.21"] [Round "4.3"] [White "Pijpers, Arthur"] [Black "L'Ami, Erwin"] [Result "1/2-1/2"] [ECO "C42"] [WhiteElo "2474"] [BlackElo "2614"] [Annotator "Stockfish 17 - Chessbase"] [PlyCount "60"] [EventDate "2025.??.??"] {[%evp 25,60,40,38,30,34,29,39,26,42,29,36,10,18,15,9,6,12,5,5,3,3,0,0,0,2,0,0,0,0,0,4,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 {[%CAl Bg8f6,Bf6e4,Be4d2][%mdl 32]} 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bf5 7. O-O Be7 8. Re1 Nc6 9. Nbd2 Nxd2 10. Qxd2 Bxd3 11. Qxd3 O-O 12. c3 Qd7 13. Bf4 a6 14. Re2 Rae8 15. Rae1 Bd8 16. h3 Rxe2 17. Qxe2 (17. Rxe2 f6 18. Nd2 Re8 19. Rxe8+ Qxe8 20. Qf5 Ne7 21. Qe6+ {½-½ (21) Kosakowski,J (2516)-Georgiev,K (2553) Veli Losinj CRO 2024}) 17... f6 18. Nh2 $146 (18. Nd2 a5 19. Qb5 (19. Nb3 b6 20. Nc1 Kf7 21. Qh5+ Kg8 22. Nd3 g6 23. Qf3 Kf7 24. Bg5 Kg7 25. Bd2 g5 26. Qe2 h6 27. f4 Ne7 28. fxg5 hxg5 29. h4 Nc8 30. hxg5 fxg5 31. Qe5+ Bf6 32. Qg3 Qd8 {Ivic,V (2548)-Dudin,G (2386) Bajina Basta 2020 1-0 (41)}) 19... Ne5 20. Qxd7 {½-½ (20) Jakovenko,D (2710)-Fedoseev,V (2733) Sochi 2017} Nxd7 21. c4 dxc4 22. Nxc4 b6 23. g4 Kf7 24. Kg2 Re8 25. Re3 Nf8 26. d5 Ng6 27. Bg3 Rxe3 28. fxe3 Ke7 29. e4 a4 30. Ne3 Kf7 31. Nd1 Ke7 32. Nc3 a3 {Kulaots,K (2537)-Song,J (2402) Chartres 2022 1-0 (56)}) 18... Rf7 19. Qe8+ Qxe8 20. Rxe8+ Rf8 21. Rxf8+ Kxf8 {[%mdl 4096] Endgame KBN-KBN} 22. g4 Kf7 23. Kf1 Ke6 24. Ke2 Ne7 25. Nf1 c6 26. Ng3 g6 27. f3 Nc8 28. Kd3 Nb6 29. h4 {[%CAl Bh3h4,Bh4h5][%mdl 32]} Nd7 30. h5 Be7 {1/2-1/2 wins. Precisão Lichess~Stockfish 17: Brancas 98% Pretas 99% Precisão Chess.com: Brancas 99.0% pretas 99.4%} 1/2-1/2 [Event "87th Tata Steel Challengers 2025"] [Site "Wijk aan Zee"] [Date "2025.01.21"] [Round "4.4"] [White "Nguyen, Thai Dai Van"] [Black "Suleymanli, Aydin"] [Result "1/2-1/2"] [ECO "C77"] [WhiteElo "2668"] [BlackElo "2623"] [Annotator "Stockfish 17 - Chessbase"] [PlyCount "61"] [EventDate "2025.??.??"] {[%evp 16,61,32,20,24,18,24,24,26,35,44,35,39,56,49,43,43,41,74,32,26,10,11,12,15,7,17,20,14,10,19,0,0,0,0,-18,-12,-12,-18,-27,-17,-11,-6,-6,-8,-8,-9,-7]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. O-O Bg7 8. Re1 O-O 9. h3 b5 10. Bc2 d5 (10... Bb7 11. Be3 Re8 12. Nbd2 Nb8 13. b4 a5 14. bxa5 Rxa5 15. a4 c6 16. axb5 cxb5 17. Rxa5 Qxa5 18. Qa1 Qxa1 19. Rxa1 Nc6 20. Rb1 {½-½ (20) Vallejo Pons,F (2700)-So,W (2731) Havana 2014}) 11. Be3 Re8 12. Nbd2 dxe4 $146 (12... Qd6 13. a4 Bb7 14. Nb3 Nd7 15. Qc1 Rac8 16. axb5 axb5 17. exd5 Qxd5 18. c4 bxc4 19. dxc4 Qxc4 20. Nbd2 Qb4 21. Ra4 Qb5 22. Ra3 Nb4 23. Ba4 Qd5 24. Rd1 Qe6 25. Ne4 Nd5 26. Nfg5 Qe7 27. Bc6 {Rathnakaran,K (2265)-Kushagra,M (2417) Madurai IND 2024 1-0 (45)}) (12... a5 13. a4 b4 14. Bb3 h6 15. Qc2 Be6 16. Rac1 Rb8 17. Bc5 Nd7 18. exd5 Nxc5 19. dxe6 Nxe6 20. Nc4 Nc5 21. d4 Nxb3 22. Qxb3 bxc3 23. Qxc3 exd4 24. Rxe8+ Qxe8 25. Qd2 Nb4 26. b3 d3 27. Nxa5 {Mareco,S (2634)-Tang,A (2507) chess24.com INT 2020 0-1 (36)}) 13. dxe4 Nh5 14. a4 {And now axb5 would win.} Rb8 15. axb5 axb5 16. Nb3 Qf6 17. Bg5 Qd6 18. Qc1 Nf4 19. Qe3 Ne6 20. Bh6 (20. Red1 $5 Qf8 21. Bh4) 20... b4 21. Bxg7 Kxg7 22. Red1 Qe7 23. Nc1 bxc3 24. bxc3 Nf4 25. Ba4 Rd8 26. Nd3 Nxd3 27. Rxd3 Rxd3 28. Qxd3 Ra8 29. Qd1 Qc5 30. Bxc6 Rxa1 31. Qxa1 {1/2-1/2 wins. Precisão Lichess~Stockfish 17: Brancas 98% Pretas 98% Precisão Chess.com: Brancas 97.6% pretas 97.8%} 1/2-1/2 [Event "87th Tata Steel Challengers 2025"] [Site "Wijk aan Zee"] [Date "2025.01.21"] [Round "4.5"] [White "Bok, Benjamin"] [Black "Oro, Faustino"] [Result "1-0"] [ECO "C54"] [WhiteElo "2583"] [BlackElo "2447"] [Annotator "Stockfish 17 - Chessbase"] [PlyCount "95"] [EventDate "2025.??.??"] {[%evp 12,95,39,33,39,0,0,0,0,0,8,18,29,24,9,10,24,14,37,20,43,21,59,52,37,27,103,57,54,41,39,60,42,34,145,123,108,116,118,105,186,193,229,174,220,220,185,169,239,260,318,299,490,485,529,512,468,422,402,379,403,339,691,692,599,555,627,628,677,650,592,658,657,597,971,907,1415,1142,1410,1309,1320,1313,1355,1041,1115,1058]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O h6 7. b4 Be7 8. Qb3 (8. Re1 a6 9. a4 d5 10. exd5 Nxd5 11. Nbd2 Bf5 12. Nxe5 Nxe5 13. Rxe5 Be6 14. Ne4 c6 15. a5 Qd7 16. Qe1 Rae8 17. Nc5 Bxc5 18. bxc5 Bf5 19. Bd2 Rxe5 20. Qxe5 Re8 21. Qg3 Re6 22. f3 Re2 {Erigaisi,A (2756)-Raja,R (2532) Ciutadella de Menorca ESP 2024 1-0 (48)}) 8... a5 $146 {[%CAl Ba7a5,Ba5a4][%mdl 32]} (8... d6 9. Nbd2 a6 10. d4 exd4 11. cxd4 Bg4 12. Bb2 Bxf3 13. gxf3 Nh5 14. Kh1 Bg5 15. Bc3 Bxd2 16. Bxd2 Nxd4 17. Qd3 Nc6 18. Qe3 Ne5 19. Be2 Ng6 20. Rg1 Nhf4 21. Rg4 Nxe2 22. Qxe2 Qf6 23. Rag1 {Le Hir,E-Perdriat,I France 1996 0-1 (39)}) 9. b5 a4 $1 10. Qc2 Na5 11. Nxe5 Nxc4 12. dxc4 Bc5 13. Nd2 d6 14. Nd3 Bb6 15. Ba3 Re8 16. Rae1 Ng4 $6 {Inaccuracy. Nh5 was best.} (16... Nh5) 17. Nf3 Be6 18. h3 Nxf2 $6 {Inaccuracy. Nf6 was best.} (18... Nf6 19. c5) 19. Nxf2 (19. Rxf2 $16 {Strongly threatening c5.} Bxf2+ 20. Nxf2) 19... Bxc4 $14 {[%CAl Bd8f6] [#]} 20. Kh1 $1 Bxf1 21. Rxf1 Qf6 22. c4 {[%CAl Bc3c4,Bc4c5][%mdl 32]} Re6 $2 {Mistake. Qg6 was best. [#]} (22... Qg6) 23. e5 $1 {[%mdl 512]} dxe5 {[%CAl Be5e4]} 24. c5 Ba5 {[%CAl Be5e4]} 25. Ng4 {[%mdl 1024] White has strong compensation. White is more active.} Qg6 $6 {Inaccuracy. Qe7 was best.} (25... Qe7 26. Bb2 a3 27. Ba1 c6 28. Bxe5 h5 29. Bd6 hxg4 30. Bxe7 gxf3 31. Rxf3) 26. Qc4 $18 (26. Qxa4 $6 Qd3 27. Rd1 (27. Ngxe5 $2 Qxf1+ 28. Kh2 Qe2 $19) 27... Qe2 $16) (26. Qxg6 fxg6 27. Ngxe5 (27. Nfxe5 $2 h5 $19) 27... c6) 26... Rae8 27. Bb2 $1 $36 {[%mdl 2048] White is really pushing.} (27. Qxa4 $6 Bc3 $16) 27... f6 28. Nh4 (28. Qxa4 Qd3 29. Rd1 Qe2) 28... Qf7 29. Nf5 (29. Qxa4 Bd2 30. Nf5 Kh8) 29... Kh7 $6 {Inaccuracy. Bd2 was best.} (29... Bd2 30. Qc2 (30. Qxa4 h5 $16) (30. Qd3) 30... h5 31. Qxd2 (31. Nxe5 fxe5 32. Qxd2 Rf6 $18) 31... hxg4 32. hxg4 e4) 30. Qxa4 b6 31. Qe4 Kh8 $2 (31... g6 {is a better defense.} 32. Nfxh6 (32. Ngxh6 gxf5 33. Qh4 Qg6 $16) 32... Qe7) 32. c6 h5 $6 {Inaccuracy. Rd8 was best.} (32... Rd8 33. Bc1 h5 34. Nge3 Ree8 35. a4 Bc3 36. Rf3 Bd2 37. Bxd2 Rxd2 38. Rg3) 33. Nge3 Rd8 34. Nc4 Ree8 35. Nxa5 bxa5 36. a4 Qb3 $2 {[#]} (36... g6 37. Ne3 Kg8) 37. Qh4 $1 Qf7 38. Bc3 {[%CAl Bb2c3,Bc3a5,Ba5c7][%mdl 32]} Rd3 39. Bxa5 e4 {[#]} 40. Bxc7 $1 {[%mdl 512]} g5 41. Nh6 Qg6 {[#]} 42. Rxf6 $3 {[%mdl 512]} gxh4 (42... Qxf6 43. Qxh5) 43. Rxg6 {[%CAl Bg6g8]} e3 44. Nf5 {[%CAl Bc7a5]} e2 45. Ba5 (45. Nxh4 $2 {loses.} e1=Q+ (45... e1=R+ 46. Kh2 $18) 46. Kh2 Qxh4 $19) 45... e1=Q+ 46. Bxe1 Rxe1+ 47. Kh2 {[%CAl Bc6c7]} Rdd1 48. Nxh4 {1-0 White wins. Precisão Lichess~Stockfish 17: Brancas 96% Pretas 92% Precisão Chess.com: Brancas 90.4% pretas 85.3%} 1-0 [Event "87th Tata Steel Challengers 2025"] [Site "Wijk aan Zee"] [Date "2025.01.21"] [Round "4.6"] [White "Divya Deshmukh"] [Black "Gurel, Ediz"] [Result "1-0"] [ECO "E36"] [WhiteElo "2490"] [BlackElo "2624"] [Annotator "Stockfish 17 - Chessbase"] [PlyCount "111"] [EventDate "2025.??.??"] {[%evp 20,111,18,19,25,26,33,38,40,45,49,25,22,0,0,2,40,31,63,72,72,24,34,79,79,75,70,50,102,73,79,0,26,16,11,8,8,6,9,16,25,4,63,54,79,79,112,110,110,110,106,106,123,123,123,124,230,215,214,220,261,260,260,150,153,0,225,225,276,250,315,319,316,302,345,342,508,504,775,784,742,720,29968,29969,29970,29971,29971,29971,29973,29974,29973,29968,29950,11256]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 O-O 7. Nf3 b6 8. Bg5 dxc4 9. Qxc4 Ba6 10. Qa4 Bb7 (10... c5 11. dxc5 bxc5 12. Rd1 Qb6 13. Bxf6 gxf6 14. Rd2 Nc6 15. Qg4+ Kh8 16. Qh4 Kg7 17. Qg4+ Kh8 18. Qh4 Kg7 19. Qg4+ {½-½ (19) Carlsen,M (2772)-Kramnik,V (2759) Dortmund 2009}) 11. e3 h6 12. Bh4 Nbd7 (12... c5 13. dxc5 bxc5 14. Be2 Nbd7 15. O-O Qb6 16. b4 cxb4 17. axb4 Rfc8 18. Rac1 Bc6 19. Qa3 Nd5 20. Rb1 Bb5 21. Bxb5 Qxb5 22. Nd4 Qb6 23. Rfc1 Ne5 24. Bg3 Nc4 25. Qa4 Ncxe3 26. fxe3 Nxe3 27. b5 {Sovetbekova,N (2043)-Goryachkina,A (2553) chess.com INT 2024 0-1 (31)}) 13. Bb5 $146 (13. Rd1 c5 14. Be2 Qc8 15. Ne5 cxd4 16. Qxd4 Nxe5 17. Qxe5 Ne4 18. f3 Qc5 19. Qxc5 Nxc5 20. b4 Na4 21. Rd7 Bc6 22. Rd6 Bb7 23. e4 Rfc8 24. O-O a6 25. Bd1 b5 26. Bb3 Rc3 27. Rb1 Rac8 {Vitiugov,N (2691)-Jumabayev,R (2545) St Petersburg 2012 ½-½ (53)}) (13. Be2 Qe7 (13... c5 14. O-O cxd4 15. Nxd4 Nc5 16. Qd1 Qe7 17. f3 Rfd8 18. Qe1 Rac8 19. Rc1 Na4 20. b3 Nc5 21. b4 Ncd7 22. Qd2 Ne5 23. Rfd1 Rxc1 24. Qxc1 Rc8 25. Qa1 Ng6 26. Bf2 Nd5 27. Rc1 Qg5 {Khismatullin,D (2638)-Grigoriants,S (2578) St Petersburg 2012 ½-½ (72)}) 14. O-O c5 15. Rac1 cxd4 16. Nxd4 Nc5 17. Qc2 Rac8 18. b4 Nce4 19. Qb2 g5 20. Bg3 Nxg3 21. hxg3 Rfd8 22. Bf3 Bxf3 23. Nxf3 Nd5 24. b5 Rxc1 25. Rxc1 Qb7 26. e4 Ne7 27. Qf6 g4 {Perez Ponsa,F (2532)-Dinu,D (2203) chess.com INT 2023 1-0 (33)}) 13... Qc8 14. Rc1 c5 15. Bxf6 Nxf6 16. dxc5 bxc5 17. b4 Ne4 $6 {Inaccuracy. a6 was best.} (17... a6 18. Be2 Qd7 19. Qxd7 Nxd7 20. O-O Rfc8 21. Rfd1 cxb4 22. axb4 Rxc1 23. Rxc1) 18. O-O Qc7 19. Bd3 Rfd8 20. Bxe4 Bxe4 21. bxc5 Bc6 22. Qc2 Rac8 23. Nd4 Ba8 (23... Qe5 $14) 24. Rfd1 (24. c6 $6 e5 25. Nb5 Qxc6 26. Qxc6 Rxc6) 24... Rd5 25. Nb5 $6 {Inaccuracy. c6 was best.} (25. c6 Rd6 26. Nb5 Qxc6 27. Qxc6 Rxd1+ 28. Rxd1 Rxc6 29. h4 Bb7 30. Rd8+ Kh7) 25... Qxc5 26. Rxd5 (26. Qxc5 Rcxc5 27. Nd4 Kh7 $15) 26... Qxc2 27. Rxc2 Rxc2 28. Rd8+ Kh7 29. h4 Bd5 30. Nxa7 Rc5 (30... g5) 31. Nc8 $14 Ra5 $6 {Inaccuracy. Kg6 was best.} (31... Kg6 32. Ne7+ Kf6 33. Ng8+ Kg6 34. Rc8 Ra5 35. Ne7+ Kf6 36. Nxd5+ exd5 37. Rc3) 32. Rd7 Rxa3 33. Rxf7 Ra4 34. f3 Rxh4 35. e4 $1 Bb3 {[#]} 36. Rb7 $1 Ba4 37. Nb6 Bc2 $2 {Mistake. Bb5 was best.} (37... Bb5 38. Re7 Rf4 39. Rxe6 Rf6 40. Rxf6 gxf6 41. Nd5 Kg6 42. Nf4+ Kg5 43. g3) 38. Nd7 $18 Rf4 39. Nc5 Rf8 40. Nxe6 Rg8 41. Nc5 (41. Kf2 $18) 41... Rc8 $16 42. Ne6 (42. Nd7 $16) 42... Rg8 $18 43. Nd4 Ba4 44. Nf5 h5 45. Kf2 Kh8 46. e5 $6 {Inaccuracy. Kg3 was best.} (46. Kg3 g6 47. Nd6 Rg7 48. Kh4 Rxb7 49. Nxb7 Kg7 50. Nc5 Bb5 51. Kg5 Kf7) 46... Re8 47. Nd6 (47. Nxg7 Rxe5 48. f4 Rc5 $14) 47... Re6 $6 {Inaccuracy. Ra8 was best.} (47... Ra8 48. e6 (48. Kg3 Bc6 49. Rb6 Bd5 50. Nf5 Kh7 51. Rd6 Bf7 52. Kf4 Ra5 53. Rd7) 48... Ra6) 48. f4 $18 Kg8 (48... g6 49. Ra7 Bb3) 49. Rb8+ $18 Kh7 50. Ne4 Re8 $6 {Inaccuracy. Re7 was best. [#]} (50... Re7 51. f5 Bc6 52. Ng5+ Kh6 53. Ne6 Kh7 54. Kg3 Re8 55. Rxe8 Bxe8 56. Kf4) 51. Rxe8 $1 Bxe8 52. e6 Bc6 53. Nd6 g5 54. fxg5 Kg6 55. e7 Kxg5 56. Kg3 {1-0 White wins. Precisão Lichess~Stockfish 17: Brancas 97% Pretas 94% Precisão Chess.com: Brancas 96.7% pretas 90.5%} 1-0 [Event "87th Tata Steel Challengers 2025"] [Site "Wijk aan Zee"] [Date "2025.01.21"] [Round "4.7"] [White "Yakubboev, Nodirbek"] [Black "Vaishali, Rameshbabu"] [Result "0-1"] [ECO "D52"] [WhiteElo "2659"] [BlackElo "2476"] [Annotator "Stockfish 17 - Chessbase"] [PlyCount "64"] [EventDate "2025.??.??"] {[%evp 18,64,25,11,24,28,23,27,23,17,7,0,0,6,12,0,4,0,0,0,0,0,4,4,10,-44,-40,-62,-65,-57,-46,-26,9,4,8,13,8,13,8,-8,-6,-6,-6,-148,-146,-142,-145,-597,-581]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qc7 10. Rc1 Bd6 11. f4 O-O (11... Be7 12. Be2 O-O 13. Bf3 Rd8 14. O-O Bd7 15. Ne4 Nd5 16. Qe2 Be8 17. a3 b6 18. Ne5 c5 19. dxc5 bxc5 20. b4 Rab8 21. Nxc5 Bb5 22. Qe1 Qb6 23. Be2 Rbc8 24. Bxb5 Qxb5 25. Nb3 Qa4 26. Nd4 {Navara,D (2674)-Keymer,V (2719) Polanica Zdroj POL 2024 ½-½ (36)}) 12. Bd3 Be7 13. O-O (13. Kf2 c5 14. dxc5 Bxc5 15. Ne4 Qxf4+ 16. Qf3 Nxe4+ 17. Bxe4 Qxf3+ 18. Bxf3 Rb8 19. Rhd1 Be7 20. Nd6 Rd8 21. Nxc8 Rdxc8 22. Rxc8+ Rxc8 23. Rd7 Rc2+ 24. Kg3 Bf6 25. Rxb7 g6 26. Rxa7 Be5+ 27. Kh3 Rxb2 {Makarian,R (2547)-Samunenkov,I (2543) chess.com INT 2024 ½-½ (54)}) 13... c5 $146 (13... Rd8 14. Qe2 a6 15. Ne5 Bd7 16. Na4 Be8 17. Nc5 a5 18. a3 Bf8 19. Qf3 g6 20. Bb1 Rac8 21. Ncd3 b6 22. Rfe1 Nd5 23. h4 Qe7 24. h5 c5 25. hxg6 hxg6 26. dxc5 bxc5 27. Nc4 Qa7 28. Nde5 {Jovanic,O (2507)-Rogic,D (2458) Porec 2022 0-1 (73)}) 14. Qe2 Bd7 15. dxc5 Qxc5 16. Ne5 Rfc8 17. Rc2 {Hoping for Ne4.} Be8 18. Rfc1 Rd8 19. Nb5 {[%CAl Bc3b5,Bb5c7,Bc7a6,Ba6c5,Bc5b3,Bb3d4][%mdl 32] Excellent horsemanship.} Qb6 {[%CAl Bd8d3] ...Rxd3! is the strong threat.} 20. Nc7 Rab8 21. Kh1 $6 {Inaccuracy. Nxe8 was best. [#]} (21. Nxe8 Rxe8 22. a3 (22. g3 g6 23. Kh1 Red8 24. e4 Qa5 25. a3 Nd7 26. Nf3 Nc5)) 21... Bc6 $1 $15 22. Nxc6 bxc6 23. Na6 Rbc8 24. Nc5 Rd5 25. Nb3 h5 26. Bc4 Rd7 27. Nd4 {[%CAl Bd4e6]} Ng4 28. Ba6 Rcc7 $1 {[%CAl Bg4e3]} 29. Rxc6 (29. Nxc6 Bf6 30. a4 (30. e4 Bxb2 31. Rb1 Rxc6 $17) 30... Rd6 $17 (30... Qxe3 $2 31. Qxe3 Nxe3 32. Ne7+ Rxe7 33. Rxc7 $18) (30... Nxe3 31. a5 $16)) 29... Bf6 30. Bc8 $4 {Blunder. h3 was best.} (30. h3 Nxe3 (30... Bxd4 31. Rxc7 Rxc7 32. Rxc7) 31. Rxb6 (31. Rxc7 Rxc7 32. Rxc7 Qxc7 $17) 31... Rxc1+ 32. Kh2 Nf1+ (32... axb6 $2 {too greedy.} 33. Qxe3 Ra1 34. Nxe6 $18) 33. Qxf1 Rxf1 34. Rb8+ Bd8 35. Bxf1 Rxd4 36. Kg3) 30... Rxc6 $17 31. Rxc6 {[#]} Rc7 $1 32. Bd7 $2 {[%mdl 8192] Mistake. Rxc7 was best.} (32. Rxc7 Qxc7 33. Qc2) 32... Bxd4 {0-1 Black wins. Precisão Lichess~Stockfish 17: Brancas 87% Pretas 98% Precisão Chess.com: Brancas 90.8% pretas 98.5%} 0-1