[Event "Copa Sinquefield (6). San Luis (EEUU)"] [Site "Saint Louis"] [Date "2023.12.11"] [Round "6"] [White "Firouzja (2.777, A.."] [Black "Caruana (2.795, F.."] [Result "0-1"] [WhiteElo "2777"] [BlackElo "2795"] [Annotator "STOCKFISH 16"] [Variant "Standard"] [ECO "C58"] [Opening "Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line"] [StudyName "LENTXO COMENTA"] [ChapterName "Firouzja (2.777, A.. - Caruana (2.795, F.."] [ChapterURL "https://lichess.org/study/vftFZ6PI/llEgcRR5"] [Orientation "white"] { [%evp 14,88,8,12,17,0,0,0,0,0,0,-19,0,0,0,0,0,0,0,0,0,0,0,0,92,9,8,10,10,-105, 0,-42,-2,-9,4,4,8,13,34,0,0,17,46,0,2,-6,-2,-122,-70,-310,-307,-235,-229,-414, -414,-414,-412,-405,0,-660,-500,-483,-491,-482,-478,-542,-553,-532,-522,-541, -520,-517,-502,-559,-542,-527,-313] Tras su nuevo fracaso en la Copa Sinquefield (penúltimo), sólo una carambola en los torneos de diciembre podría dar a Firouzja la plaza por Elo en el Candidatos de Toronto (abril). Triunfó Caruana (quien pasa de 2.800 puntos y gana también la combinada del Grand Chess Tour) seguido de un pujante Leinier Domínguez. Apertura Italiana (C58): } 1. e4 { [%eval 36,0] } 1... e5 { [%eval 17,0] } 2. Nf3 { [%eval 29,0] } 2... Nc6 { [%eval 32,0] } 3. Bc4 { [%eval 21,0] } 3... Nf6 { [%eval 29,0] } 4. Ng5 { [%eval 5,0] } 4... d5 { [%eval 12,0] } 5. exd5 { [%eval 13,0] } 5... Na5 { [%eval 11,0] } 6. Bb5+ { [%eval 0,0] } 6... c6 { [%eval 0,0] } 7. dxc6 { [%eval 6,0] } 7... bxc6 { [%eval 13,0] } 8. Bd3 { [%eval 12,0] } 8... Nd5 { [%eval 5,0] C58: Two Knights: 4 Ng5 d5 5 exd5 Na5 sidelines. } 9. h4 { [%eval 5,0] } 9... h6 { [%eval 0,0] } 10. Qh5! { [%eval 0,0] [%csl Gg5][%cal Rh5f7] } 10... Qf6! { [%eval 0,0] And now ...Nf4 would win.The position is equal. } 11. Ne4 { [%eval 0,0] } 11... Qe6 { [%eval 0,0] } 12. b3 { [%eval 25,0] } 12... g6 { [%eval 39,0] } 13. Qe2! { [%eval 0,0] } 13... f5 { [%eval 0,0] } 14. Nec3 { [%eval 8,0] } 14... Bg7!? { [%eval 0,0] } (14... Nf4! 15. Qf1! { , Niepómniashi-Firouzja, rápida, Copa AI, Chess.com 2023, y ahora } 15... Bb7! { , con las ideas 0-0-0 y c5, hubiera dado clara ventaja negra) }) 15. Bb2 { [%eval 3,0] (novedad) } 15... O-O { [%eval 6,0] } 16. Na3 { [%eval 0,0] } 16... e4 { [%eval 0,0] } 17. Bc4 { [%eval 0,0] } 17... Nxc4 { [%eval 0,0] } 18. Qxc4! { [%eval 0,0] } (18. Nxc4?! { [%eval -102,21] 18.Qxc4 0.00 } 18... Ba6 { ) }) 18... Rb8 { [%eval 92,17] } (18... a5 { [%eval 0,28] }) 19. O-O-O { [%eval 9,25] } (19. Qc5! $16 { [%eval 92,17] }) 19... Rb4! { [%eval 0,0] } 20. Qe2 { [%eval 8,0] } 20... a5 { [%eval 16,0] } 21. Rhe1? { [%eval -105,32] [#] Mistake. Nxd5 was best. } (21. Nc4?? { [%eval -352,16] 21.Nxd5 0.37 por } 21... Ba6! { pero }) (21. Nxd5 { [%eval 10,27] keeps the balance. } 21... cxd5 22. Bxg7 (22. d3) 22... Kxg7 23. d3! Ba6 { [%eval 67,20] } (23... Qe5 { [%eval 13,19] }) 24. Qd2 exd3 25. cxd3 Qf6 26. Nc2 Rfb8 27. d4 R4b5 28. Rde1 { habría dado una ventaja sólida a las blancas) }) 21... a4! { [%eval 0,23][%mdl 512] Inaccuracy. Nf4 was best. } 22. g3 { [%eval -42,28] } (22. Nxd5 { [%eval 0,23] is superior. } 22... cxd5 23. Bxg7 Kxg7 24. d3) (22. bxa4 Nxc3) 22... axb3 { [%eval 22,0] } 23. axb3 { [%eval 21,0] } 23... Qd6?! { [%eval 47,0] Inaccuracy. h5 was best. } (23... h5 24. f3) 24. f3 { [%eval 23, 0] [%cal Rf3e4] } 24... Qc5 $36 { [%eval 54,0][%mdl 2048] White is under pressure. } 25. Nab1 { [%eval 25,0] } 25... Re8! { [%eval 47,0] (sin miedo a Aa3) } 26. fxe4 { [%eval 25,0] } 26... fxe4 { [%eval 49,0] } 27. Ba3 { [%eval 12,0][%mdl 64] Skewer } 27... Qa5 { [%eval 52,0] } 28. Bxb4 { [%eval 3,0] } 28... Nxb4 { [%eval 39,0] } 29. d4?! { [%eval 29,0] Inaccuracy. Qc4+ was best. } (29. Qc4+ Kh7!) 29... e3 { [%eval 24,0] } 30. Kb2?! { [%eval -122,22] Inaccuracy. g4 was best. } (30. g4 { [%eval -2,19] remains equal. }) 30... h5! { [%eval -70,18] (tras la primera parte de las refriegas, las negras tienen ventaja por la potencia de sus dos alfiles y la armonía de todas sus piezas) } (30... Kh7! $17 { [%eval -122, 22] } 31. Na3 c5) 31. Na3?! { [%eval -310,25] Inaccuracy. Nd2 was best. } (31. Nd2? { [%eval -256,19] 31.Na4 -0.87 } 31... c5!) (31. Na4! $15 { [%eval -70,18] }) 31... Bg4 $19 { [%eval -195,0] } 32. Qc4+ { [%eval -12,0] } 32... Kh7! { [%eval -22,0] } 33. Qf7? { [%eval -414,18] } (33. Ra1 { [%eval -229,22] } 33... Be6 34. Qc5 Qxc5 35. dxc5) 33... Rf8 { [%eval -188,0] } 34. Qe7 { [%eval -98,0] Black must now prevent Nc4. } (34. Nc4 Rxf7 35. Nxa5 Rf2 $19) 34... Bxd1 { [%eval 77,0] } (34... Ra8 35. Nc4 $16) 35. Rxd1 { [%eval 69,0] aiming for Nc4. } 35... Rf2?! { [%eval 0,34] Inaccuracy. Nd5 was best. (diagrama) } (35... Nd5? { [%eval -135,32] 35...c5 -3.92 } 36. Nxd5) (35... c5! $19 { [%eval -405, 38] [%cal Rc5d4] } 36. Nc4 { [%mdl 64] Double Attack } (36. Qxc5? Qxc5 37. dxc5 e2 $19) (36. dxc5? Ra8 $19) 36... Qa8 37. Qxc5 (37. Nxe3? cxd4 38. Qxb4 dxc3+ 39. Kb1 Rf7 $19) 37... e2 38. Rc1 Na6 39. Qb6 { [#] } 39... Rb8! 40. Qd6 Rd8 { , con ventaja ganadora) }) 36. Ne4?? { [%eval -660,35] [#] Blunder. Nc4 was best. } (36. Nc4 { [%eval 0,34] } 36... Rxc2+ (36... Qf5 37. Nxe3 (37. Qxb4? Qxc2+ 38. Ka3 c5 $19 { [%mdl 64] Promotion }) 37... Rxc2+ 38. Kb1 Qf2 39. Qxb4 Rb2+! 40. Ka1 c5! 41. Qa3 Rd2 42. Qc1 Rxd4) 37. Kb1 Qf5! 38. Nxe3 Qf2 39. Qxb4 Rb2+! 40. Ka1 c5! 41. Qa3 Rd2 42. Rxd2 Qxd2 43. Ned5 cxd4 44. Qe7! dxc3 { [%csl Gc3,Gg7][%cal Rd2b2] } 45. Nf6+ Kh6 { [%csl Gc3][%cal Rd2b2] } 46. Ng8+ { , tablas) }) 36... Rxc2+! { [%eval -383,0][%mdl 512] Inaccuracy. Nd5 was best.Black is clearly winning. } 37. Kb1 { [%eval -399,0] } (37. Nxc2 Qa2+) 37... Rf2! { [%eval -386,0] } 38. Ng5+ { [%eval -397,0] [#] } 38... Kh8! { [%eval -372,0] } (38... Kh6? 39. Qxe3 Rf5 40. Ne6+ Kh7 41. Kb2 $19) 39. Qe8+ { [%eval -351,0] } 39... Rf8 { [%eval -365,0] } 40. Qxg6 { [%eval -379,0] [%csl Gg5][%cal Rg6h7] } 40... Qf5+ { [%eval -356,0] } 41. Qxf5 { [%eval -358,0] } 41... Rxf5 { [%eval -391,0] } 42. Re1 { [%eval -383,0] } 42... Bxd4 { [%eval -349,0] Hoping for ...e2! } 43. Nc2 { [%eval -326,0] } 43... Bc3 { [%eval -336,0] } 44. Nxe3 { [%eval -335,0] } 44... Rxg5?! { [%eval -298,0] Inaccuracy. Rf2 was best. , y Firouzja se rindió. PRECISÃO LICHESS: BRANCAS 86% PRETAS 93%. PRECISÃO CHESSBASE (Stockfish 16): BRANCAS 60%, PRETAS 73%. } (44... Rf2 45. Nd1 Bxe1 46. Nxf2 Bxf2 47. Ne4 Bd4 48. Kc1 Kg7 49. Kd1 Kg6 50. Ke2 Kf5 51. Kf3) 0-1