[Event "2021 Summer Marathon"] [Site "https://lichess.org/OYfuNQd8"] [Date "2021.08.07"] [White "TheGoldenArcher"] [Black "Batsuren_Dambasuren"] [Result "0-1"] [UTCDate "2021.08.07"] [UTCTime "15:09:18"] [WhiteElo "2237"] [BlackElo "2834"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 c5?! { (0.00 → 0.74) Inaccuracy. Nf6 was best. } { A43 Benoni Defense: Old Benoni } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. c4?! { (0.74 → 0.00) Inaccuracy. d5 was best. } (2. d5 Nf6 3. Nc3 d6 4. e4 e6 5. Nf3 Be7 6. Be2 O-O) 2... cxd4 3. Qxd4 Nc6 4. Qd2 g6 5. Nc3 Bg7 6. g3 Nf6 7. Nh3?! { (-0.06 → -0.67) Inaccuracy. Bg2 was best. } (7. Bg2 O-O 8. Nf3 d6 9. O-O Be6 10. Nd5 Rc8 11. Rd1 Bg4) 7... Na5 8. b3 Ne4 9. Nxe4 Bxa1 10. Bb2?! { (-0.49 → -1.38) Inaccuracy. Bg2 was best. } (10. Bg2) 10... Bxb2 11. Qxb2 O-O 12. Bg2?? { (-1.27 → -4.23) Blunder. Nf4 was best. } (12. Nf4) 12... d6?? { (-4.23 → -1.02) Blunder. d5 was best. } (12... d5 13. cxd5 Bxh3 14. Bxh3 Qxd5 15. Bg2 Qb5 16. O-O Rac8 17. h4 Nc6 18. Nc3 Qe5 19. Kh2) 13. Nf4 Nc6 14. Nc3 Qa5 15. O-O?! { (-1.02 → -1.71) Inaccuracy. Nd5 was best. } (15. Nd5 f6 16. O-O Kh8 17. Rd1 Bd7 18. Ne4 Bf5 19. Nec3 Rac8 20. h4 Qd8 21. Nf4 Qe8) 15... Qe5 16. Qc2 Bf5 17. Nfd5?? { (-1.66 → -12.08) Blunder. Qd2 was best. } (17. Qd2) 17... Bxc2 18. Rc1 Bf5 19. f4 Qd4+ 20. e3 Qd2 21. Rd1 Qc2 22. Re1 Nb4 23. Nxe7+ Kh8 24. Ncd5 Nxd5 25. Nxd5 Be4 26. Bxe4 Qxe4 27. Kf2 b5 28. Re2 bxc4 29. Nf6 Qe6 30. bxc4 Qxf6 31. e4 Rab8 32. e5 dxe5 33. Rxe5 Rb2+ 34. Re2?! { (-15.70 → Mate in 4) Checkmate is now unavoidable. Ke3 was best. } (34. Ke3 Rxa2 35. Ke4 Qxe5+ 36. Kxe5 Kg7 37. c5 Rc2 38. g4 a5 39. h4 a4 40. f5 a3) 34... Qd4+ 35. Kf3 Qd1 36. Kg4 Qxe2+ 37. Kh4 Qh5# { Black wins by checkmate. } 0-1