[Event "FIDE Social Chess Day Marathon"] [Site "https://lichess.org/ImDcIMLA"] [Date "2025.07.20"] [White "Sara_Vignesh"] [Black "polar_bear2"] [Result "1-0"] [GameId "ImDcIMLA"] [UTCDate "2025.07.20"] [UTCTime "13:08:16"] [WhiteElo "1481"] [BlackElo "2035"] [WhiteRatingDiff "+46"] [BlackRatingDiff "-11"] [Variant "Standard"] [TimeControl "300+3"] [ECO "A57"] [Opening "Benko Gambit: Zaitsev System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.17] } 1... c5 { [%eval 0.61] } 2. d5 { [%eval 0.6] } 2... Nf6 { [%eval 0.62] } 3. c4 { [%eval 0.47] } 3... b5 { [%eval 0.47] } 4. cxb5 { [%eval 0.47] } 4... a6 { [%eval 0.6] } 5. Nc3 { [%eval 0.27] } { A57 Benko Gambit: Zaitsev System } 5... Qa5 { [%eval 0.61] } 6. e3 { [%eval 0.46] } 6... d6? { (0.46 → 1.61) Mistake. axb5 was best. } { [%eval 1.61] } (6... axb5 7. Bxb5 Bb7 8. Bd2 Qb6 9. Nf3 Nxd5 10. a4 e6 11. O-O) 7. Bd3?! { (1.61 → 0.90) Inaccuracy. Bd2 was best. } { [%eval 0.9] } (7. Bd2 g6 8. a4 Bg7 9. e4 O-O 10. Ra3 Qb4 11. Rb3 Qa5) 7... g6 { [%eval 0.98] } 8. Nf3 { [%eval 1.0] } 8... Bg7 { [%eval 1.05] } 9. O-O { [%eval 1.26] } 9... O-O { [%eval 0.95] } 10. a4 { [%eval 0.84] } 10... Nbd7?! { (0.84 → 1.73) Inaccuracy. axb5 was best. } { [%eval 1.73] } (10... axb5 11. Bxb5 Ba6 12. Ra3 Nbd7 13. Qc2 Bxb5 14. axb5 Qb4 15. Rb3 Qa5 16. Bd2) 11. e4 { [%eval 1.74] } 11... Ng4 { [%eval 1.83] } 12. Bd2 { [%eval 1.52] } 12... Nge5 { [%eval 1.46] } 13. Be2?! { (1.46 → 0.76) Inaccuracy. Nxe5 was best. } { [%eval 0.76] } (13. Nxe5) 13... c4?? { (0.76 → 2.78) Blunder. Nxf3+ was best. } { [%eval 2.78] } (13... Nxf3+) 14. Qc2? { (2.78 → 1.46) Mistake. Nd4 was best. } { [%eval 1.46] } (14. Nd4 Nc5 15. Nc6 Qc7 16. Be3 Bb7 17. Bxc5 dxc5 18. Qd2 e6 19. Rad1 axb5) 14... Nxf3+ { [%eval 1.29] } 15. Bxf3 { [%eval 0.85] } 15... Nc5 { [%eval 1.21] } 16. Be2 { [%eval 0.91] } 16... Nb3 { [%eval 0.85] } 17. Ra3? { (0.85 → -0.45) Mistake. Bxc4 was best. } { [%eval -0.45] } (17. Bxc4 Nxd2 18. Qxd2 axb5 19. Bxb5 Ba6 20. Rfd1 Bxc3 21. Qxc3 Bxb5 22. b4 Qb6) 17... Nxd2 { [%eval -0.2] } 18. Qxd2 { [%eval -0.14] } 18... Qc7?! { (-0.14 → 0.94) Inaccuracy. Bd7 was best. } { [%eval 0.94] } (18... Bd7 19. bxa6) 19. Rc1?! { (0.94 → 0.16) Inaccuracy. Rb1 was best. } { [%eval 0.16] } (19. Rb1 Qc5 20. b4 cxb3 21. Raxb3 axb5 22. Bxb5 f5 23. Rc1 Qd4 24. Qe1 Be5) 19... e6? { (0.16 → 1.49) Mistake. Qc5 was best. } { [%eval 1.49] } (19... Qc5) 20. Na2 { [%eval 1.28] } 20... axb5 { [%eval 1.22] } 21. axb5 { [%eval 1.33] } 21... Rxa3 { [%eval 1.39] } 22. bxa3 { [%eval 1.38] } 22... exd5 { [%eval 1.35] } 23. exd5 { [%eval 1.31] } 23... c3 { [%eval 1.83] } 24. Nxc3 { [%eval 1.9] } 24... Qa5 { [%eval 2.18] } 25. Nb1 { [%eval 2.15] } 25... Bf5?? { (2.15 → 6.34) Blunder. Qa4 was best. } { [%eval 6.34] } (25... Qa4 26. Qd1) 26. Qxa5 { [%eval 6.27] } 26... Bb2 { [%eval 6.43] } 27. Rc6 { [%eval 6.28] } 27... Bxb1 { [%eval 6.78] } 28. b6 { [%eval 6.35] } 28... Re8 { [%eval 6.41] } 29. Qe1 { [%eval 6.17] } 29... Ba2 { [%eval 7.93] } 30. b7 { [%eval 8.23] } 30... Bxd5 { [%eval 8.25] } 31. Rc8 { [%eval 8.05] } 31... Rf8? { (8.05 → Mate in 8) Checkmate is now unavoidable. Bxb7 was best. } { [%eval #8] } (31... Bxb7 32. Rxe8+ Kg7 33. Rb8 Be5 34. Rxb7 h5 35. Rb1 g5 36. Qa5 g4 37. Qa4) 32. Rxf8+ { [%eval #7] } 32... Kxf8 { [%eval #8] } 33. b8=Q+ { [%eval 10.4] } 33... Kg7?! { (10.40 → Mate in 5) Checkmate is now unavoidable. Ke7 was best. } { [%eval #5] } (33... Ke7 34. Qxb2 Be4 35. f3 f6 36. Qea1 f5 37. Qf6+ Kd7 38. Qf7+ Kc6 39. Qc4+) 34. Qxb2+ { [%eval #4] } 34... f6 { [%eval #4] } 35. Ba6 { [%eval #4] } 35... Bf7 { [%eval #4] } 36. Qb7 { [%eval #5] } 36... f5 { [%eval #4] } 37. Qee7 { [%eval #3] } 37... Kh6 { [%eval #3] } 38. Qxf7 { [%eval #3] } 38... Kg5 { [%eval #3] } 39. g3 { [%eval #3] } 39... f4 { [%eval #2] } 40. Qxf4+ { [%eval #1] } 40... Kh5 { [%eval #1] } 41. Qh4# { White wins by checkmate. } 1-0