[Event "12th Sinquefield Cup"]
[Site "Saint Louis USA"]
[Date "2025.08.21"]
[Round "4.5"]
[White "Abdusattorov, Nodirbek"]
[Black "Caruana, Fabiano"]
[Result "0-1"]
[Annotator "Tactical Analysis 7.0"]
[ECO "D35"]
[WhiteElo "2771"]
[BlackElo "2784"]
[WhiteFideId "-1"]
[WhiteFideId "-1"]
[PlyCount "60"]
[GameId "2213401005733226"]
[EventDate "2025.08.18"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 h6 7. Bh4 Bg4 8. Qc2 O-O 9. h3 Be6 {White is slightly better.} 10. Nf3 Ne8 11. Bg3 Bd6 12. Bd3 {This has only been played once before.} Bxg3 13. fxg3 Nd7 $146 ({Predecessor:} 13... Nd6 14. O-O Nc6 15. a3 Ne7 16. g4 f5 17. g5 hxg5 18. Nxg5 Bd7 19. Qf2 Nf7 {1-0 Daneshvar,B (2604)-Begmuratov,K (2409) Tashkent Al Beruniy-B 2nd 2025 (8)}) 14. g4 {[%cal Og4g5] This is a very threatening attack.} c5 15. O-O-O (15. O-O $14) 15... Rc8 16. g5 $1 cxd4 17. exd4 hxg5 $2 {This turns out to be a serious mistake and the one that puts Caruana in a world of trouble.} (17... b5 $1 $11 18. Bxb5 Nd6) 18. g4 $14 g6 {[%cal Ob7b5] [#]} 19. Bxg6 $2 {Although the engines have white about equal, Caruana said he almost welcomed this in preference to a prepared attack where white unpins his c3 knight first.} (19. Kb1 {Was very sensible and Caruana was rather afraid of it.} Nd6 20. h4 Rxc3 21. bxc3 Bxg4 22. Qg2 {is a mess but a favourable one for white.}) (19. Qd2 Nd6 20. Kb1 {with roughly the same idea as Kb1 first.}) 19... Qf6 20. Bh7+ (20. Bf5 {simplifies but is almost certainly not what white is looking for.} b5 21. Kb1 Nd6 22. Bxe6 fxe6 23. Ne5) 20... Kg7 $1 (20... Kh8 $2 21. Rdf1 Kg7 22. h4 $18) 21. Rdf1 $6 (21. Qd3 $14 {is the only good move for white now.}) 21... b5 $1 $11 {[%cal Bb7b5,Bb5b4,Bb4c3][%mdl 32]} 22. h4 (22. Kb1 $5 b4 $8 23. h4 (23. Ne5 $2 Qe7 $19) 23... bxc3 24. hxg5 $11) 22... b4 $1 23. hxg5 (23. Nxg5 Qh6 24. Kb1 bxc3 $17) (23. Kb1 bxc3 24. hxg5 Qf4 25. Nh4) 23... Qf4+ 24. Kb1 {forced.} (24. Nd2 $2 Qxg4 25. Nf3 (25. Bg8 $2 Rxg8 26. Qd3 bxc3 $19) 25... Qg3 $19 (25... bxc3 26. Qh2 $11)) 24... bxc3 25. Bf5 $2 {[%mdl 8192] The losing move, there is strictly only one move here.} (25. Nh4 $1 $15 {and white is about equal but this is still very complicated.} Qxg5 26. Nf5+ Bxf5 (26... Kh8 27. Bg8+ {[%mdl 64] Decoy}) 27. Bxf5 Nef6 28. Bxd7 Rb8 29. b3 Ne4 30. Rf5 $11) 25... Rh8 $1 {This is completely winning for black and white doesn't even have any tricky tries. Caruana said Abdusattorov missed this, but it isn't even his only win.} (25... cxb2 $1 {is also winning.} 26. Qxc8 Nc7 $1 {This stops the white Queen returning with Qc2+ in important lines.} (26... Nd6 27. Rh7+ Kg8 28. Rfh1 Nxf5 $11 (28... Bxf5+ 29. gxf5 Qxf5+ 30. Qc2 $1 {was a line Caruana saw.})) 27. Rh7+ Kg8 28. Qxc7 (28. Rfh1 Bxf5+ 29. gxf5 Qxf5+ 30. Kxb2 Rxc8)) 26. Rxh8 Kxh8 (26... Bxf5 27. gxf5 Kxh8 28. bxc3) 27. Bxe6 fxe6 28. Rh1+ Kg7 29. Rh7+ Kf8 30. g6 (30. Rh8+ Ke7 31. Ne1 Qxd4 $19 (31... Qxg5 $2 32. Qh7+ Kd6 33. Qh2+ Kc6 34. Qc2 $19)) (30. Ne1 $142 Rc7 31. bxc3 Qxg5 (31... Qxg4 $2 32. Qf2+ $19) 32. Nf3 Qxg4 33. Qh2) 30... Ndf6 {and white has no reason to continue.} ({Less strong is} 30... Qxf3 31. Rf7+ $17) ({Inferior is} 30... Qxg4 31. Rh8+ (31. Rxd7 $2 {is the wrong capture.} Kg8 $19) 31... Kg7 (31... Ke7 32. Rh7+ Kf8 33. Rh8+ Kg7 34. Rh7+ Kg8 35. Rh8+ Kg7 36. Rh7+ Kg8 37. Rh8+ Kg7 $11) 32. Rh7+ Kf8 (32... Kg8 33. Rh8+ Kg7 34. Rh7+ Kg8 35. Rh8+ Kg7 $11) 33. Rh8+ Kg7 34. Rh7+ Kg8 35. Rh8+ Kg7 $11 (35... Kxh8 36. Qh2+)) 0-1

[Event "12th Sinquefield Cup"]
[Site "Saint Louis USA"]
[Date "2025.08.21"]
[Round "4.1"]
[White "So, Wesley"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[Annotator "Tactical Analysis 7.0"]
[ECO "B12"]
[WhiteElo "2745"]
[BlackElo "2766"]
[WhiteFideId "-1"]
[WhiteFideId "-1"]
[PlyCount "69"]
[GameId "2213408698459865"]
[EventDate "2025.08.18"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. O-O h6 7. Nbd2 {B12: Caro-Kann: Advance Variation.} Nd7 8. Nb3 g5 9. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} (9. Bd2 a5 10. a4 Qc7 11. c3 f6 12. exf6 Ng6 13. c4 Bd6 14. cxd5 exd5 15. Bd3 Bxd3 16. Bxa5 Rxa5 17. Qxd3 Kf7 18. Nxa5 Qxa5 19. Qf5 Qd8 20. Rae1 Ngf8 21. Re7+ Bxe7 22. fxe7+ Kxe7 23. Re1+ Kd6 24. Ne5 Rh7 25. Nxd7 Qxd7 26. Qe5# {1-0 So,W (2770)-Firouzja,A (2759) Carlsen Inv KO chess24.com INT rapid 2021 (1.22)}) 9... Bg7 10. a5 Rc8 11. c3 O-O 12. Re1 c5 {[%cal Bc6c5,Bc5c4][%mdl 32]} 13. Bb5 c4 14. Bxd7 $1 Qxd7 15. Nc5 Qb5 16. h4 g4 17. Nh2 {[%cal Bf3h2,Bh2f1,Bf1g3][%mdl 32]} h5 18. Nf1 $146 ({Predecessor:} 18. f3 Rxc5 19. fxg4 Be4 20. dxc5 Bxe5 21. Nf3 Bg3 22. Ng5 Bxe1 23. Qxe1 hxg4 24. Nxe4 dxe4 25. Qxe4 Qxc5+ {½-½ Dmitriev,V (2455)-Tauriainen,M (2410) Baltic Sea/11 ICCF email 2021}) 18... Rxc5 19. dxc5 Nc6 (19... Kh7 $14) 20. Ng3 $16 Bg6 21. Qd2 $1 {and Qg5 would now be decisive} Qxc5 {[%cal Oc5e7] [#]} (21... Bxe5 $2 22. Nxh5 Bxh5 23. Qg5+ Bg7 (23... Bg6 $2 24. Rxe5 Nxe5 25. Qxe5 $18) 24. Qxh5 $18) 22. Nxh5 $1 Bxh5 23. Qg5 Bg6 {And now ...Bf5 would win.} 24. h5 Qe7 $1 25. Qxe7 (25. hxg6 $16 Qxg5 26. gxf7+ (26. Bxg5 fxg6 27. Bf6 Bxf6 $11) 26... Kxf7 27. Bxg5) 25... Nxe7 $14 26. hxg6 Nxg6 27. Be3 $1 Nxe5 28. Bxa7 Nd3 {[%csl Bb2,Be1]} 29. Reb1 Rc8 30. Kf1 f5 $6 {This is a bit dubious.} (30... e5 $14) 31. Ke2 $1 $16 Nf4+ 32. Kf1 $6 {So is definitely better here.} ({White should try} 32. Kd2 $16 {would give decent winning chances.}) 32... Nd3 (32... Kf7 $14) 33. Ke2 Nf4+ 34. Kf1 (34. Kd2 $16) 34... Nd3 $14 35. Ke2 (35. g3 $14 {feels stronger.}) 1/2-1/2

[Event "12th Sinquefield Cup"]
[Site "Saint Louis USA"]
[Date "2025.08.21"]
[Round "4.3"]
[White "Gukesh, D.."]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[Annotator "Tactical Analysis 7.0"]
[ECO "D02"]
[WhiteElo "2776"]
[BlackElo "2736"]
[WhiteFideId "-1"]
[WhiteFideId "-1"]
[PlyCount "112"]
[GameId "2213411636881538"]
[EventDate "2025.08.18"]

1. d4 Nf6 2. Nf3 d5 3. c4 c5 4. dxc5 e6 5. Be3 Nc6 6. Nc3 dxc4 $146 ({Predecessor:} 6... Qa5 7. Nd2 Ng4 8. Bf4 d4 9. Nb3 Qd8 10. Nb5 e5 11. Bg3 a6 12. Nd6+ Bxd6 13. cxd6 Qxd6 {0-1 Fridman,D (2591)-Keinanen,T (2542) Kardla Hiiumaa Brewery op rapid 2024 (9)}) 7. Qxd8+ Nxd8 8. Rd1 {[#]} Nd5 {...Nxe3 would now be deadly.} 9. Nxd5 exd5 {Black is weak on the dark squares} 10. Rxd5 Be6 $1 11. Rd1 Rc8 $1 12. Bd4 f6 13. e4 Bxc5 14. Bxc5 Rxc5 15. Nd4 {Repels Nc6} Bd7 16. Kd2 Nf7 17. Ke3 Ke7 18. f3 Rhc8 19. Be2 h5 20. h4 Nd6 21. Rhe1 Ra5 22. Ra1 f5 23. b3 (23. exf5 Nxf5+ 24. Nxf5+ Bxf5 25. a4) 23... Re5 (23... fxe4 {simplifies} 24. fxe4 g6 25. Bf3 a6) 24. Kf4 Kf6 $132 {[%cal Rf5e4][%mdl 2048] Black puts up resistance} 25. Bd1 Rce8 {[%cal Rf5e4]} 26. Bc2 fxe4 27. fxe4 $6 {The start of problems for white.} (27. Bxe4) 27... g5+ 28. hxg5+ $1 Rxg5 29. Bd1 $1 {Forced. Inhibits Rg4+.} Nf5 $1 {Very tricky.} 30. Nxf5 $2 {Should lose.} (30. e5+ $1 $15 Kg6 31. Nxf5 {[%mdl 64] Remove Defender} Rxf5+ 32. Kg3 Rfxe5 (32... Rexe5 33. Bc2 $16 {[%mdl 64] Pin}) 33. Rxe5 Rxe5 34. bxc4) 30... Rxf5+ $19 {[%mdl 64] Pin} (30... Rxg2 $2 {too greedy.} 31. e5+ $18 (31. Bxh5 Re5 $18) (31. bxc4 Bxf5 32. Bf3 Rg4+ 33. Bxg4 Bxg4 $18)) 31. Kg3 {[#]} cxb3 $2 {Unfortunately MVL didn't see the right line to the end.} (31... Rg8+ $1 $19 32. Kh2 Rf2 33. Bf3 c3 $1 34. Rac1 c2 {with a winning bind. What MVL missed is Kg1 is impossible so white is without a decent move.} 35. Kg1 Rxf3 {This simple point is what MVL missed ahead of time.}) 32. axb3 {The position is equal.} a6 33. Bf3 Rb5 34. Re3 Ree5 35. Be2 Rb4 36. Rf1+ Ke7 {...h4+ poses a challenge} (36... Kg5 {seems wilder.} 37. Rf7 Be6 38. Rh7 Kg6) 37. Bc4 Be6 38. Bxe6 Kxe6 {The rook endgame is drawn.} 39. Kh4 Rbxe4+ 40. Rxe4 Rxe4+ 41. Kxh5 $11 {[%mdl 4096]} Re3 42. Rb1 Rg3 43. Rb2 Kf5 44. Kh4 Rg4+ 45. Kh3 Rb4 46. Rf2+ Kg5 47. Rf3 a5 48. Kg3 b5 49. Rc3 a4 50. bxa4 bxa4 {(  ...Rb3)} 51. Rc5+ Kg6 52. Ra5 Rb3+ 53. Kf4 Rb4+ 54. Kg3 Rb3+ 55. Kf4 Rb4+ 56. Kg3 Rb3+ 1/2-1/2

[Event "12th Sinquefield Cup"]
[Site "Saint Louis USA"]
[Date "2025.08.21"]
[Round "4.2"]
[White "Aronian, Levon"]
[Black "Duda, Jan-Krzysztof"]
[Result "1/2-1/2"]
[Annotator "Tactical Analysis 7.0"]
[ECO "D32"]
[WhiteElo "2737"]
[BlackElo "2725"]
[WhiteFideId "-1"]
[WhiteFideId "-1"]
[PlyCount "77"]
[GameId "2213393937715732"]
[EventDate "2025.08.18"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. dxc5 d4 7. Na4 Bxc5 $1 {[%mdl 64] [#] Decoy. D32: Tarrasch Defence: Sidelines and lines without g3.} 8. Nxc5 Qa5+ 9. Qd2 Qxc5 {The position is equal.} 10. e3 dxe3 11. Qxe3+ Qxe3+ 12. Bxe3 Nge7 13. Bc4 O-O 14. O-O h6 15. Rfe1 Rd8 16. h3 Nd5 17. Bd2 Be6 18. Rac1 Nc7 19. Bf4 Bxc4 $146 ({Predecessor:} 19... Nd5 20. Bg3 Ndb4 21. Bxe6 fxe6 22. Rc4 Nxa2 23. Rxe6 Nab4 24. Rg4 Kh7 25. Be5 Rd1+ {½-½ Offenborn,H (2133)-Minte,D (2212) GER-ch 2012-D-F serv GER email 2014}) 20. Bxc7 Rd7 21. Rxc4 Rxc7 22. Nd4 Rd8 23. Nxc6 Rxc6 24. Rxc6 bxc6 $11 {[%mdl 4096] Endgame KR-KR} 25. Re2 Rd1+ 26. Kh2 Kf8 27. g4 Rc1 28. Kg2 c5 29. a3 c4 30. Re5 c3 31. bxc3 Rxc3 32. a4 a6 33. Re4 Ra3 34. Rb4 Ke7 35. Rb7+ Kf8 36. Rb8+ Ke7 37. Rb7+ Kf8 38. Rb8+ Ke7 39. Rb7+ 1/2-1/2

[Event "12th Sinquefield Cup"]
[Site "Saint Louis USA"]
[Date "2025.08.21"]
[Round "4.4"]
[White "Praggnanandhaa, R.."]
[Black "Sevian, Samuel"]
[Result "1/2-1/2"]
[Annotator "Tactical Analysis 7.0"]
[ECO "D32"]
[WhiteElo "2779"]
[BlackElo "2683"]
[WhiteFideId "-1"]
[WhiteFideId "-1"]
[PlyCount "58"]
[GameId "2213396806149034"]
[EventDate "2025.08.18"]

1. c4 e6 2. Nc3 d5 3. d4 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bg5 Be7 7. Bxe7 Ngxe7 8. e3 c4 9. Be2 {The position is equal.} O-O {D32: Tarrasch Defence: Sidelines and lines without g3.} 10. O-O Rb8 11. b3 b5 12. bxc4 bxc4 13. e4 dxe4 14. Nxe4 {[%cal Oa1c1]} Bg4 15. Bxc4 Bxf3 16. Qxf3 {[#] Strongly threatening Ng5.} Qxd4 17. Bb3 (17. Qd3 {simplifies} Rfd8 18. Rfd1 Qxa1 19. Rxa1 Rxd3 20. Bxd3 g6 21. Re1) 17... Qe5 $146 ({Predecessor:} 17... Ne5 18. Qf4 Rb4 19. Rfe1 N7g6 20. Qe3 a5 21. Nc3 Qh4 22. Nd5 Ng4 23. Qg3 Qxg3 24. hxg3 {1-0 Bartel,M (2624)-Petr,M (2521) CZE-chT 1213 Czech Republic 2012 (4.4)}) 18. Rfe1 {[%cal Bf1e1,Be1e7,Be7a7][%mdl 32]} Nd4 19. Nf6+ Qxf6 20. Qxf6 {[%mdl 64] [#] Remove Defender} gxf6 21. Rxe7 Nxb3 22. axb3 Rxb3 $11 {[%mdl 4096] Endgame KRR-KRR. Black is a pawn up.} 23. g3 Ra8 24. Raxa7 Rxa7 25. Rxa7 {KR-KR} Kg7 26. Ra6 Rb4 27. Ra7 Rb3 28. Ra6 Rb4 29. Ra7 Rb3 1/2-1/2

