lichess dev

[Event "Polgár Arena"] [Site "http://chess-academy.net/F2xl3OQ8"] [Date "2025.04.12"] [Round "-"] [White "Sliv_3"] [Black "DamianD"] [Result "1-0"] [UTCDate "2025.04.12"] [UTCTime "16:38:36"] [WhiteElo "1111"] [BlackElo "1706"] [WhiteRatingDiff "+40"] [BlackRatingDiff "-44"] [Variant "Standard"] [TimeControl "420+0"] [ECO "C00"] [Opening "French Defense: Knight Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e6 2. Nf3 { C00 French Defense: Knight Variation } d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O O-O 7. h3?! { (0.52 → -0.05) Inaccuracy. Best move was Be3. } (7. Be3 Re8) 7... Nc6?! { (-0.05 → 0.52) Inaccuracy. Best move was Be6. } (7... Be6 8. Nbd2 h6 9. c4 b6 10. a3 Re8 11. Re1 c5 12. dxc5 bxc5 13. cxd5 Bxd5 14. Nc4) 8. c4?! { (0.52 → -0.28) Inaccuracy. Best move was c3. } (8. c3 Re8 9. Be3 Ne7 10. Qc2 b6 11. b4 a5 12. b5 c5 13. bxc6 a4 14. Nbd2 Nxc6) 8... dxc4 9. Bxc4 Re8 10. Nc3 Be6?? { (-0.05 → 4.09) Blunder. Best move was Bf5. } (10... Bf5 11. Nh4 Be6 12. Bxe6 Rxe6 13. Nf5 Ne7 14. Nxe7+ Bxe7 15. d5 Ra6 16. Qf3 Bb4 17. Rd1) 11. Bxe6?? { (4.09 → 1.01) Blunder. Best move was d5. } (11. d5 Nxd5 12. Bxd5 Qd7 13. Be3 h6 14. Re1 Rad8 15. Bxe6 Rxe6 16. Qb3 b6 17. Rac1 Na5) 11... Rxe6?? { (1.01 → 4.45) Blunder. Best move was fxe6. } (11... fxe6 12. Qb3 Qd7 13. Bg5 Rab8 14. Rfe1 Qf7 15. Bxf6 gxf6 16. Ne4 Bb4 17. Re2 Bf8 18. Rae1) 12. d5 Nxd5 13. Qxd5?! { (4.43 → 3.88) Inaccuracy. Best move was Nxd5. } (13. Nxd5 h6 14. Qc2 Qd7 15. Rd1 Rae8 16. Bf4 Qc8 17. Be3 Nb4 18. Nxb4 Bxb4 19. Rac1 Bd6) 13... Re7?? { (3.88 → 7.27) Blunder. Best move was h6. } (13... h6) 14. Bg5 b5? { (6.93 → 9.87) Mistake. Best move was h6. } (14... h6 15. Bxe7) 15. Bxe7? { (9.87 → 7.79) Mistake. Best move was Qxc6. } (15. Qxc6) 15... Qxe7? { (7.79 → 12.47) Mistake. Best move was Nxe7. } (15... Nxe7 16. Qh5) 16. Qxc6 Rd8 17. Rfe1 Qd7 18. Qxd7 Rxd7 19. Re8+ Bf8 20. Rd1 Rxd1+ 21. Nxd1 f6 22. Ne3 Kf7 23. Rc8 Ke7 24. Rxc7+ Ke8 25. Nd5 Kd8 26. Nd4 Ke8 27. Nf5 Kd8 28. Rxa7 Ke8?! { (19.25 → Mate in 18) Checkmate is now unavoidable. Best move was h6. } (28... h6 29. Ra8+) 29. a4?! { (Mate in 18 → 67.72) Lost forced checkmate sequence. Best move was Nxg7+. } (29. Nxg7+ Bxg7 30. Rxg7 h6 31. Nxf6+ Kd8 32. Rh7 Kc8 33. Rxh6 Kd8 34. Nd5 Ke8 35. Rh7 Kf8) 29... Kd8?! { (67.72 → Mate in 8) Checkmate is now unavoidable. Best move was bxa4. } (29... bxa4 30. Nxg7+) 30. axb5 Kc8?! { (67.83 → Mate in 5) Checkmate is now unavoidable. Best move was Bc5. } (30... Bc5 31. Rxg7) 31. b6?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Rc7+. } (31. Rc7+ Kb8 32. Nd4 Bc5 33. Nc6+ Ka8 34. Rc8+ Kb7 35. Rb8#) 31... Kb8 32. Rc7?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Nfe7. } (32. Nfe7 Bxe7 33. Nxe7 f5 34. Nc6+ Kc8 35. Rc7#) 32... Ka8 33. b7+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Nfe7. } (33. Nfe7 Bxe7 34. Nxe7 f5 35. Nc6 f4 36. Ra7#) 33... Ka7 34. Nd4 Ka6 35. b8=Q Ka5 36. Qb5# { White wins by checkmate. } 1-0