[Event "92Российский Шахматный Марафон Team Battle"] [Site "https://lichess.org/4s4Fmww9"] [Date "2024.06.29"] [White "porosjator"] [Black "Petrovich68"] [Result "0-1"] [UTCDate "2024.06.29"] [UTCTime "14:11:23"] [WhiteElo "2053"] [BlackElo "1808"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "180+0"] [ECO "B40"] [Opening "Sicilian Defense: Marshall Counterattack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e6 2. Nf3 c5 3. d4 d5 { B40 Sicilian Defense: Marshall Counterattack } 4. dxc5?! { (0.89 → 0.08) Inaccuracy. exd5 was best. } (4. exd5 exd5 5. Bb5+ Nc6 6. O-O Be6 7. Nc3 Bd6 8. dxc5 Bxc5) 4... Bxc5 5. Nc3 a6? { (0.17 → 1.29) Mistake. Nf6 was best. } (5... Nf6 6. Bb5+ Nc6 7. Bg5 Be7 8. exd5 exd5 9. O-O O-O 10. Qd3) 6. exd5 exd5 7. Qxd5 Qb6?! { (1.47 → 2.44) Inaccuracy. Qe7+ was best. } (7... Qe7+ 8. Qe5 Nf6 9. Qxe7+ Bxe7 10. Be3 O-O 11. O-O-O Nc6 12. Bc4) 8. Be3?? { (2.44 → 0.50) Blunder. Ne4 was best. } (8. Ne4 Bb4+ 9. c3 Be7 10. Neg5 Nh6 11. Bd3 g6 12. Qb3 Qxb3 13. axb3 Nf5) 8... Bxe3 9. fxe3?! { (0.55 → -0.02) Inaccuracy. Qe5+ was best. } (9. Qe5+ Ne7) 9... Be6?? { (-0.02 → 2.25) Blunder. Qxb2 was best. } (9... Qxb2) 10. Qd4 Qxb2 11. Rb1 Qxc2 12. Bd3?? { (2.55 → 0.02) Blunder. Qxg7 was best. } (12. Qxg7 Nd7 13. Bb5 axb5 14. O-O b4 15. Qxh8 Nf6 16. Nb5 Rxa2 17. Qg7 Bd5) 12... Qxg2 13. Rf1 Nc6 14. Qd6?? { (-0.25 → -3.89) Blunder. Qc5 was best. } (14. Qc5) 14... Rd8 15. Ne4 Rxd6 16. Nxd6+ Kd7 17. Nxb7 Nf6 18. Bxa6?! { (-3.73 → -4.98) Inaccuracy. Nc5+ was best. } (18. Nc5+ Kd6 19. Nxe6 fxe6 20. Rb6 Rc8 21. Bxa6 Nd5 22. Rb3 Rf8) 18... Nd5?! { (-4.98 → -3.97) Inaccuracy. Qc2 was best. } (18... Qc2 19. Bd3 Qc3+ 20. Kf2 Ke7 21. Bb5 Ra8 22. Kg1 Rxa2 23. Bxc6 Nd5) 19. Nc5+ Kd6 20. Ne4+ Ke7 21. Rb7+ Bd7 22. Nc5 Nf6 23. Rf2 Qh1+ 24. Ke2?! { (-3.58 → -4.69) Inaccuracy. Rf1 was best. } (24. Rf1 Qg2 25. Nxd7 Nxd7 26. Nh4 Qxa2 27. Nf5+ Kd8 28. Bb5 Qb1+ 29. Kd2 Qb2+) 24... Qa1 25. Bc4 Rb8 26. Rxb8 Nxb8 27. Nd4 Nc6 28. Nb5?! { (-5.01 → -8.39) Inaccuracy. Nxd7 was best. } (28. Nxd7 Nxd4+ 29. exd4 Kxd7 30. Bb3 Qc3 31. Rf3 Qb2+ 32. Kd3 Kd8 33. Rf1 Qg2) 28... Ne5?! { (-8.39 → -5.91) Inaccuracy. Bg4+ was best. } (28... Bg4+ 29. Rf3 Qb2+ 30. Kf1 Bxf3 31. Nc3 Qxc3 32. Be2 Qc1+ 33. Kf2 Bxe2 34. Kxe2) 29. Bb3?? { (-5.91 → Mate in 11) Checkmate is now unavoidable. Nxd7 was best. } (29. Nxd7 Nfxd7 30. Bb3 Qb1 31. Na3 Qd3+ 32. Ke1 Qxe3+ 33. Re2 Qc1+ 34. Kf2 Qxa3) 29... Bxb5+ 30. Kd2 Qb2+ 31. Ke1 Qc3+? { (Mate in 2 → -9.15) Lost forced checkmate sequence. Nf3+ was best. } (31... Nf3+ 32. Rxf3 Qe2#) 32. Kd1 Qxc5 33. Rc2? { (-8.86 → Mate in 7) Checkmate is now unavoidable. Rxf6 was best. } (33. Rxf6 gxf6 34. h3 Qxe3 35. Kc2 Nd3 36. Bc4 Bxc4 37. Kc3 Ne5+ 38. Kc2 Qf2+) 33... Qxe3 34. a4 Qd3+ 35. Kc1 Qxb3 36. axb5 Qxb5? { (Mate in 6 → -9.22) Lost forced checkmate sequence. Nd3+ was best. } (36... Nd3+ 37. Kd1 Ne4 38. h4 Nb4 39. Ke1 Qxc2 40. h5 Qf2+ 41. Kd1 Qd2#) 37. Rc7+ Nfd7 38. Rc3? { (-8.31 → Mate in 10) Checkmate is now unavoidable. h4 was best. } (38. h4 Qf1+ 39. Kb2 Ke6 40. Rc2 Qd3 41. Rc8 Nc4+ 42. Ka2 Qd2+ 43. Ka1) 38... Nd3+ 39. Kd2 N7e5 40. Ke3 Qb6+ 41. Ke4 g6? { (Mate in 2 → -8.30) Lost forced checkmate sequence. f5+ was best. } (41... f5+ 42. Kxf5 Qg6#) 42. h4? { (-8.30 → Mate in 2) Checkmate is now unavoidable. Rxd3 was best. } (42. Rxd3 Nxd3 43. Kxd3 Qf2 44. h3 h5 45. Kc3 Qh4 46. Kd2 Qxh3 47. Kc2 Qh2+) 42... f5+ 43. Kd5 Qe6+ 44. Kd4 Qd6+ 45. Ke3 f4+ 46. Ke4 Ke6 47. Rb3 Qd5# { Black wins by checkmate. } 0-1