lichess dev

[Event "M35 Arena"] [Site "http://chess-academy.net/XnD6iejJ"] [Date "2024.07.24"] [Round "-"] [White "Teosipitca"] [Black "Alexander"] [Result "1-0"] [UTCDate "2024.07.24"] [UTCTime "10:16:37"] [WhiteElo "1769"] [BlackElo "1583"] [WhiteRatingDiff "+47"] [BlackRatingDiff "-54"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A04"] [Opening "Zukertort Opening: Sicilian Invitation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 c5?! { (-0.02 → 0.69) Inaccuracy. Best move was e6. } { A04 Zukertort Opening: Sicilian Invitation } (1... e6 2. c4 Nf6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bf4) 2. b3?! { (0.69 → -0.02) Inaccuracy. Best move was e4. } (2. e4 e6 3. Nc3 Nc6 4. Bb5 Nd4 5. O-O a6 6. Bd3 Ne7) 2... d5 3. e3 b5? { (-0.27 → 2.11) Mistake. Best move was Nf6. } (3... Nf6) 4. Bxb5+ Bd7 5. Bxd7+?! { (2.31 → 1.51) Inaccuracy. Best move was Be2. } (5. Be2 Nc6 6. Bb2 e6 7. c4 Nf6 8. cxd5 exd5 9. Nc3 d4 10. exd4 Nxd4 11. O-O Bd6) 5... Qxd7 6. Ba3?! { (2.00 → 1.46) Inaccuracy. Best move was c4. } (6. c4 dxc4 7. bxc4 Nc6 8. d4 cxd4 9. exd4 e6 10. O-O Nf6 11. Nc3 Rd8 12. Be3 Bb4) 6... Qb5? { (1.46 → 3.20) Mistake. Best move was e6. } (6... e6) 7. c4 Qxc4?? { (2.78 → 16.38) Blunder. Best move was Qb7. } (7... Qb7) 8. bxc4 dxc4 9. Ne5 Kd8 10. Nxf7+ Kc8 11. Nxh8 e5 12. Qg4+ Kb7 13. Nc3 Ka6?! { (34.49 → Mate in 3) Checkmate is now unavoidable. Best move was Nh6. } (13... Nh6 14. Qf3+) 14. O-O-O?! { (Mate in 3 → 24.66) Lost forced checkmate sequence. Best move was Qc8+. } (14. Qc8+ Ka5 15. Rb1 Nc6 16. Rb5#) 14... Bd6?! { (24.66 → Mate in 8) Checkmate is now unavoidable. Best move was Kb7. } (14... Kb7 15. Nf7 Nf6 16. Nd8+ Kc7 17. Qf3 Kxd8 18. Qxa8 Kc8 19. Qxa7 Nbd7 20. Qa6+ Kd8 21. Qxc4) 15. Qc8+ Kb6 16. Nd5+ Kb5 17. Qxg8?! { (Mate in 5 → Mate in 11) Not the best checkmate sequence. Best move was Qb7+. } (17. Qb7+ Ka5 18. Nf7 c3 19. Nxc3 a6 20. Nxd6 c4 21. Nxc4#) 17... c3 18. Nc7+ Kc6?! { (30.95 → Mate in 8) Checkmate is now unavoidable. Best move was Bxc7. } (18... Bxc7 19. Qd5) 19. Nxa8 Na6 20. dxc3 e4 21. Qe6 Kb5 22. Qxd6?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was Rxd6. } (22. Rxd6 Nb8 23. Nc7+ Ka5 24. Ra6+ Nxa6 25. Qxa6#) 22... Kc4 23. Qxc5+?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Qxa6+. } (23. Qxa6+ Kxc3 24. Qa5+ Kc4 25. Qxc5#) 23... Nxc5 24. Bxc5 Kxc5 25. Nf7 Kb5 26. Rd5+ Kc4 27. Rd4+?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Rhd1. } (27. Rhd1 Kxc3 28. R1d4 a6 29. Rc5#) 27... Kxc3 28. Rxe4?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Ne5. } (28. Ne5 a6 29. Rc4#) 28... Kd3 29. Rd4+ Kc3 30. Nd6 g5 31. Nb5# { White wins by checkmate. } 1-0