[Event "Rated classical game"] [Site "https://lichess.org/FzbO3yPE"] [Date "2024.04.02"] [White "Sakkmester1948"] [Black "OsaRassella"] [Result "1-0"] [UTCDate "2024.04.02"] [UTCTime "07:58:55"] [WhiteElo "1857"] [BlackElo "1512"] [WhiteRatingDiff "+9"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "1500+0"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 c5 2. d5 { A43 Benoni Defense: Old Benoni } e6 3. c4 exd5 4. cxd5 Bd6?! { (0.82 → 1.53) Inaccuracy. d6 was best. } (4... d6 5. Nf3 g6 6. Nc3 Nf6 7. Nd2 Nbd7 8. e4 a6 9. a4) 5. Nc3 a6 6. a4?! { (1.58 → 0.98) Inaccuracy. g4 was best. } (6. g4 Be5) 6... h6?! { (0.98 → 1.79) Inaccuracy. Nf6 was best. } (6... Nf6 7. Nf3 O-O 8. e4 Re8 9. Bd3 Bc7 10. Nd2 d6 11. Nc4) 7. e4 Nf6?! { (1.78 → 2.83) Inaccuracy. Qe7 was best. } (7... Qe7 8. Bd3 Bc7 9. Nf3 d6 10. Nd2 Nd7 11. f4 Ngf6 12. O-O O-O 13. Nc4 Rb8 14. a5) 8. Bd3? { (2.83 → 1.46) Mistake. f4 was best. } (8. f4 c4 9. e5 Bc5 10. exf6 O-O 11. Bxc4 Re8+ 12. Be2 d6 13. fxg7 Nd7 14. Kf1 Ba7) 8... Be5?! { (1.46 → 2.32) Inaccuracy. Bc7 was best. } (8... Bc7 9. Nge2 d6 10. O-O Nbd7 11. f4 O-O 12. Ng3 Ba5 13. Bc2 b5 14. axb5 axb5 15. Nxb5) 9. f4 Bd4 10. Nf3?! { (2.57 → 1.43) Inaccuracy. d6 was best. } (10. d6 b5 11. Nf3 Bb7 12. e5 O-O 13. axb5 Bxc3+ 14. bxc3 c4 15. Bb1 Nd5 16. Nd4 Nxc3) 10... d6 11. Nxd4 cxd4 12. Ne2 Bg4 13. O-O O-O 14. h3 Qd7?? { (0.54 → 5.03) Blunder. Bxe2 was best. } (14... Bxe2 15. Qxe2) 15. hxg4 Qxg4 16. Nxd4 Qh4?! { (5.18 → 6.93) Inaccuracy. Qxd1 was best. } (16... Qxd1 17. Rxd1 Re8 18. Nf5 Nxe4 19. Bxe4 Rxe4 20. Nxd6 Rb4 21. Nf5 Nd7 22. d6 Re8 23. Ra3) 17. Nf3?! { (6.93 → 5.17) Inaccuracy. Nf5 was best. } (17. Nf5 Qg4 18. Be2 Qxf5 19. exf5 Nbd7 20. g4 Ne4 21. Ra3 h5 22. gxh5 Ndf6 23. Rh3 Kh7) 17... Qh5 18. Bc2 Nbd7 19. Bd2 Ng4 20. Bc3 Rae8 21. Qd3 Ndf6?! { (4.51 → 5.72) Inaccuracy. Nc5 was best. } (21... Nc5 22. Qd4 f6 23. a5 Re7 24. Rae1 Rc8 25. f5 Nd7 26. Qd2 Rxc3 27. bxc3 Nde5 28. Qf4) 22. e5 dxe5 23. fxe5 Ne4 24. Qxe4 g6 25. e6 f5 26. Qd4 Rf6 27. Qf4 g5 28. Qg3 Rff8 29. Qh3?! { (11.97 → 6.71) Inaccuracy. Qc7 was best. } (29. Qc7 Rf7 30. exf7+ Qxf7 31. Qxf7+ Kxf7 32. Nxg5+ Kg6 33. Bxf5+ Kxg5 34. Bd2+ Kf6 35. Bxg4+ Ke5) 29... Qg6?! { (6.71 → 11.04) Inaccuracy. Qxh3 was best. } (29... Qxh3 30. gxh3 Ne3 31. Rf2 Nxd5 32. Bb3 Nxc3 33. e7+ Rf7 34. bxc3 Rxe7 35. Nd4 Kh7 36. Bxf7) 30. Qxg4 fxg4 31. Bxg6 gxf3 32. Bxe8 Rxe8 33. Rxf3 g4?! { (20.37 → Mate in 6) Checkmate is now unavoidable. b5 was best. } (33... b5 34. axb5) 34. Rf7 Rb8 35. Raf1 h5 36. Rg7+ Kh8 37. Rxb7+ Kg8 38. Rxb8+ Kh7 39. Rf7+ Kg6 40. Rg8+ Kh6 41. Rfg7 h4 42. Rxg4 Kh5 43. Bf6 h3 44. Rh4# { White wins by checkmate. } 1-0