[Event "Aficionados U1700 FENAMAC"] [Site "https://lichess.org/kzXZ9dSo"] [Date "2021.03.30"] [White "Campechess"] [Black "karpov05"] [Result "1-0"] [UTCDate "2021.03.30"] [UTCTime "01:23:14"] [WhiteElo "1554"] [BlackElo "1615"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "300+3"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. d4 c5?! { (0.00 → 0.66) Inaccuracy. e6 was best. } (1... e6 2. c4 d5 3. Nf3 Nf6 4. cxd5 exd5 5. Bf4 c5 6. Nc3) 2. d5 d6 { A43 Benoni Defense: Old Benoni } 3. Nf3 e6 4. e4 Nf6 5. Nc3?! { (0.93 → 0.33) Inaccuracy. Bd3 was best. } (5. Bd3 g6 6. h3 Bg7 7. O-O exd5 8. exd5 O-O 9. c4 b5) 5... exd5 6. exd5 Bg4?! { (0.29 → 1.14) Inaccuracy. Be7 was best. } (6... Be7 7. Be2 O-O 8. O-O Re8 9. Re1 h6 10. Nd2 Na6 11. Bxa6) 7. Be2 Qe7? { (0.75 → 2.19) Mistake. Be7 was best. } (7... Be7 8. O-O O-O 9. Re1 Nbd7 10. Bf4 Nh5 11. Be3 Nhf6 12. a4) 8. O-O Nbd7?! { (2.55 → 3.70) Inaccuracy. Qd8 was best. } (8... Qd8 9. Nd2 Bd7 10. Nce4 Nxe4 11. Nxe4 Be7 12. Bd3 f5 13. Ng5 O-O 14. Qh5 h6 15. Ne6) 9. Re1 O-O-O? { (3.27 → 5.58) Mistake. Bxf3 was best. } (9... Bxf3) 10. Nb5?? { (5.58 → 2.13) Blunder. Ng5 was best. } (10. Ng5) 10... a6 11. Bd3?? { (2.12 → -2.10) Blunder. Nc3 was best. } (11. Nc3 Re8 12. Bd2 Ne5 13. Nxe5 Bxe2 14. Qxe2 dxe5 15. Bg5 h6 16. Bxf6 Qxf6 17. Qg4+ Kc7) 11... Ne5 12. Nc3 Nxf3+?? { (-2.50 → -0.61) Blunder. Bxf3 was best. } (12... Bxf3 13. gxf3) 13. gxf3 Bxf3 14. Qd2 Qd7 15. Qf4 Qg4+ 16. Qxg4+ Nxg4 17. Bg5 f6 18. Bf5+ Kb8 19. Bf4 Ne5 20. Ne4 Bh5 21. Bxe5 fxe5 22. c4?! { (-1.23 → -1.87) Inaccuracy. Ng5 was best. } (22. Ng5 Re8) 22... g6 23. Be6 Be7 24. Rab1 Rhf8 25. b4 b6?? { (-1.75 → 5.64) Blunder. cxb4 was best. } (25... cxb4 26. Rxb4 Bf3 27. Nd2 Ka7 28. a4 Bh5 29. Reb1 Rb8 30. a5 Be2 31. Re1 Bd3 32. Rb3) 26. a4?? { (5.64 → -1.62) Blunder. bxc5 was best. } (26. bxc5 Ka7) 26... Rf4?? { (-1.62 → 4.51) Blunder. cxb4 was best. } (26... cxb4 27. Rxb4) 27. a5?? { (4.51 → 0.39) Blunder. bxc5 was best. } (27. bxc5) 27... b5?! { (0.39 → 1.07) Inaccuracy. Ka8 was best. } (27... Ka8) 28. bxc5 Bf3 29. Nd2?! { (0.79 → 0.09) Inaccuracy. Nxd6 was best. } (29. Nxd6 Bxd6 30. cxd6 Rxd6 31. c5 Rxd5 32. Bxd5 Rg4+ 33. Kf1 Bxd5 34. f3 Rg5 35. Rbd1 Bxf3) 29... Bg4?? { (0.09 → 3.13) Blunder. dxc5 was best. } (29... dxc5) 30. cxb5 Bxe6?! { (2.93 → 4.34) Inaccuracy. Bh4 was best. } (30... Bh4 31. bxa6+) 31. bxa6+ Ka8 32. dxe6 Bh4 33. Re2 dxc5 34. Rb7 Re4?? { (4.43 → 34.32) Blunder. Rd6 was best. } (34... Rd6 35. Rb6) 35. Nxe4 Rd1+ 36. Kg2 Ra1?! { (16.25 → Mate in 6) Checkmate is now unavoidable. Rd8 was best. } (36... Rd8 37. Kh3) 37. Rxh7?! { (Mate in 6 → 23.24) Lost forced checkmate sequence. Reb2 was best. } (37. Reb2 Be7 38. Rxe7 Rd1 39. Re8+ Ka7 40. Rb7+ Kxa6 41. Nxc5+ Kxa5 42. Ra8#) 37... Bd8?! { (23.24 → Mate in 6) Checkmate is now unavoidable. Rd1 was best. } (37... Rd1 38. Rxh4 Rd8 39. Rh7 c4 40. e7 Re8 41. Nd6 Ka7 42. Nxe8 Kb8 43. Nd6 Kc7 44. e8=N+) 38. e7 Bxe7 39. Rxe7 Rxa5 40. Rd2 { White wins on time. } 1-0