[Event "Russian students and China"] [Site "https://lichess.org/YP98SBHv"] [Date "2022.09.20"] [White "Ilya_Che"] [Black "Overcome070502"] [Result "0-1"] [UTCDate "2022.09.20"] [UTCTime "09:04:45"] [WhiteElo "865"] [BlackElo "1080"] [WhiteRatingDiff "-22"] [BlackRatingDiff "+37"] [Variant "Standard"] [TimeControl "180+2"] [ECO "C20"] [Opening "King's Pawn Game: Leonardis Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. d3 { C20 King's Pawn Game: Leonardis Variation } Nc6 3. Nf3 g6 4. g3 f5? { (-0.05 → 1.09) Mistake. Nge7 was best. } (4... Nge7 5. Bg2 Bg7 6. O-O O-O 7. Re1 h6 8. c3 d5 9. b4) 5. Nc3?! { (1.09 → 0.17) Inaccuracy. exf5 was best. } (5. exf5 gxf5 6. d4 exd4 7. c3 Qe7+ 8. Be2 d3 9. Qxd3 d6 10. c4 Nf6 11. Nc3 Bg7) 5... fxe4 6. dxe4 b5?? { (0.52 → 5.12) Blunder. Bb4 was best. } (6... Bb4 7. Qd3 d6 8. Bd2 Bxc3 9. Bxc3 a5 10. Bg2 Nf6 11. O-O Qe7 12. a3 Nd8 13. b4) 7. Nxb5? { (5.12 → 3.03) Mistake. Bxb5 was best. } (7. Bxb5 Bg7 8. Bg5 Nce7 9. Qd3 c6 10. Ba4 Qc7 11. O-O-O Nf6 12. Qc4 Qa5 13. b4 Ba6) 7... Ba6? { (3.03 → 4.78) Mistake. Nf6 was best. } (7... Nf6 8. Bc4) 8. Nc3? { (4.78 → 2.77) Mistake. Bc4 was best. } (8. Bc4) 8... Bb7? { (2.77 → 4.54) Mistake. Bxf1 was best. } (8... Bxf1 9. Kxf1 Bh6 10. Bxh6 Nxh6 11. h3 O-O 12. Nd5 Kh8 13. Kg2 Ng8 14. b4 d6 15. a3) 9. Nd2? { (4.54 → 2.48) Mistake. Bc4 was best. } (9. Bc4) 9... Nf6 10. f4?? { (2.07 → -0.31) Blunder. Nd5 was best. } (10. Nd5 Nb4 11. Nxf6+ Qxf6 12. c3 Bc5 13. f3 Nc6 14. Be2 a5 15. Nc4 Nd8 16. Be3 Ne6) 10... exf4 11. gxf4 Bb4 12. a3 Qe7?? { (-0.50 → 4.84) Blunder. Bxc3 was best. } (12... Bxc3 13. bxc3) 13. Nf3?? { (4.84 → -4.43) Blunder. axb4 was best. } (13. axb4 Nxb4 14. Be2 d5 15. e5 d4 16. exf6 Qxf6 17. Bf3 dxc3 18. Bxb7 cxd2+ 19. Qxd2 Qe7+) 13... Bd6?? { (-4.43 → 1.20) Blunder. Nxe4 was best. } (13... Nxe4 14. Qe2 Nxc3 15. Qxe7+ Nxe7 16. Bg2 Bc5 17. bxc3 O-O-O 18. Rb1 Rhe8 19. Kd1 Nd5 20. Rb3) 14. b4?? { (1.20 → -2.50) Blunder. Qe2 was best. } (14. Qe2 O-O-O) 14... h5?? { (-2.50 → 1.74) Blunder. Nxe4 was best. } (14... Nxe4) 15. Ne2?? { (1.74 → -2.74) Blunder. Bd3 was best. } (15. Bd3 O-O-O) 15... Nxe4 16. Qd3 Nxb4? { (-2.95 → -1.62) Mistake. O-O-O was best. } (16... O-O-O) 17. axb4 Bxb4+ 18. Bd2?? { (-1.39 → -5.83) Blunder. c3 was best. } (18. c3) 18... Bxd2+?? { (-5.83 → -2.62) Blunder. Nxd2 was best. } (18... Nxd2) 19. Qxd2?? { (-2.62 → -10.42) Blunder. Nxd2 was best. } (19. Nxd2) 19... Nxd2 20. Kxd2 Bxf3 21. Nd4 Bxh1 22. Nf5 gxf5 23. Bd3 Qb4+ 24. c3 Qxf4+ 25. Kc2 Qxh2+ 26. Kb3 Bd5+ 27. c4 Bf3?! { (Mate in 4 → -21.22) Lost forced checkmate sequence. Rb8+ was best. } (27... Rb8+ 28. Ka4 Bc6+ 29. Ka5 Qe5+ 30. Ka6 Qxa1#) 28. Ra2?! { (-21.22 → Mate in 7) Checkmate is now unavoidable. Re1+ was best. } (28. Re1+ Kf7) 28... Qd6 29. Bxf5 Rb8+ 30. Kc3 Qe5+ 31. Kc2 { White offers draw } 31... Qxf5+ 32. Kc3 Rb1 33. Rb2 Rxb2 34. Kxb2 Be4 35. Kb3 Qf3+ 36. Kb4 h4 37. Kc5 Qf5+ 38. Kd4 h3 39. Kc3 h2 40. Kb4 h1=Q 41. c5 Qb1+ 42. Kc4 Qa2+ 43. Kb5 Qfd5 44. Kb4 Qb2+ 45. Ka5 Qxc5+ 46. Ka4 Qa2# { Black wins by checkmate. } 0-1