lichess dev

[Event "Lasker Arena"] [Site "http://chess-academy.net/J3sa3Brf"] [Date "2025.11.25"] [Round "-"] [White "Faint2767"] [Black "Matei2017"] [Result "1-0"] [UTCDate "2025.11.25"] [UTCTime "17:46:06"] [WhiteElo "1797"] [BlackElo "1555"] [WhiteRatingDiff "+16"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+0"] [ECO "B40"] [Opening "Sicilian Defense: Paulsen-Basman Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e6 2. d4 c5?! { (0.05 → 0.74) Inaccuracy. Best move was d5. } (2... d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. Nc3 O-O 7. O-O) 3. Nf3?! { (0.74 → 0.07) Inaccuracy. Best move was d5. } (3. d5 Nf6 4. dxe6 dxe6 5. Qxd8+ Kxd8 6. Nc3 a6 7. Be3 b5) 3... cxd4 4. Nxd4 Bc5?! { (0.40 → 0.94) Inaccuracy. Best move was Nf6. } { B40 Sicilian Defense: Paulsen-Basman Defense } (4... Nf6 5. Nc3 d6 6. Qd3 Nc6 7. Be2 Nxd4 8. Qxd4 Be7 9. f4) 5. Nc3?! { (0.94 → 0.00) Inaccuracy. Best move was Be3. } (5. Be3) 5... Qf6? { (0.00 → 2.53) Mistake. Best move was Qb6. } (5... Qb6 6. Na4 Qa5+ 7. Nc3) 6. Be3 h5? { (2.71 → 4.22) Mistake. Best move was Bb4. } (6... Bb4 7. Nb5) 7. Qd2? { (4.22 → 2.74) Mistake. Best move was Ndb5. } (7. Ndb5 Bxe3 8. fxe3 Qh4+ 9. g3 Qd8 10. Qd6 Na6 11. Qa3 Qe7 12. Nd6+ Kf8 13. Be2 Nh6) 7... Qd8 8. O-O-O?! { (3.09 → 2.22) Inaccuracy. Best move was Ndb5. } (8. Ndb5 Bxe3) 8... Qa5? { (2.22 → 5.03) Mistake. Best move was Be7. } (8... Be7) 9. Ndb5 Bb4 10. Nd6+ Kf8? { (4.67 → 6.34) Mistake. Best move was Bxd6. } (10... Bxd6 11. Qxd6 Ne7 12. Nb5 Na6 13. Kb1 h4 14. Be2 Qd8 15. Bxa7 Nc6 16. Be3 Qe7 17. Qxe7+) 11. Nxc8 Bxc3?? { (5.73 → 11.01) Blunder. Best move was Nf6. } (11... Nf6) 12. Qxc3?? { (11.01 → 5.83) Blunder. Best move was Qd6+. } (12. Qd6+ Ne7) 12... Qxa2?? { (5.83 → 20.28) Blunder. Best move was Qxc3. } (12... Qxc3 13. bxc3 b6 14. Bb5 h4 15. f3 Ne7 16. Nd6 Nbc6 17. Kb2 Ne5 18. Be2 f6 19. f4) 13. Qa3+?? { (20.28 → 5.15) Blunder. Best move was Qc5+. } (13. Qc5+ Ne7 14. Qxe7+ Kg8 15. e5 Qa1+ 16. Kd2 Qa5+ 17. b4 Qd5+ 18. Bd3 Qxd3+ 19. cxd3 Nc6) 13... Qxa3 14. bxa3 Nc6? { (5.24 → 6.63) Mistake. Best move was b6. } (14... b6 15. Bb5) 15. Bc5+ Ke8? { (6.30 → 8.36) Mistake. Best move was d6. } (15... d6 16. Nxd6) 16. Nd6+ Kd8? { (8.13 → 12.27) Mistake. Best move was Kf8. } (16... Kf8) 17. Nxf7+ Ke8 18. Nxh8 Rc8 19. Bb5 Na5 20. Bxd7+ Kd8 21. Nf7+ Kc7 22. Bb4 Rb8 23. Bxa5+ b6 24. Bb4 a5 25. Bd6+ Kxd7 26. Bxb8+ Ke7 27. Ne5 Nf6 28. Bd6+ Ke8 29. Bc7 Nxe4?! { (23.74 → Mate in 8) Checkmate is now unavoidable. Best move was b5. } (29... b5 30. f3) 30. Rd8+ Ke7 31. Rhd1 Nxf2 32. R1d7+ Kf6 33. Rf7+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Rf8+. } (33. Rf8+ Kg5 34. Bd8+ Kh6 35. Rh8#) 33... Kg5 34. Rxf2 a4 35. Nf7+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Rh8. } (35. Rh8 Kh4 36. g3+ Kg5 37. h4#) 35... Kg6 36. Ne5+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Rh8. } (36. Rh8 e5 37. Nxe5+ Kg5 38. Bd8#) 36... Kh7 37. h4 Kh6 38. Rff8?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Rh8#. } (38. Rh8#) 38... g6 39. Rh8+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Rf7. } (39. Rf7 b5 40. Rh8#) 39... Kg7 40. Rdg8+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Rhf8. } (40. Rhf8 Kh6 41. Rf7 b5 42. Rh8#) 40... Kf6 41. Rf8+ Kg7 42. Nf3?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Bd8. } (42. Bd8 g5 43. Bf6#) 42... b5 43. Be5# { White wins by checkmate. } 1-0