lichess dev

[Event "Lawrence Arena"] [Site "http://chess-academy.net/Emcc5WS0"] [Date "2024.12.19"] [Round "-"] [White "AlexAlexeev"] [Black "ctreit"] [Result "1-0"] [UTCDate "2024.12.19"] [UTCTime "17:15:27"] [WhiteElo "1662"] [BlackElo "1662"] [WhiteRatingDiff "+129"] [BlackRatingDiff "-130"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Nimzowitsch Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 Nc6?! { (0.12 → 0.72) Inaccuracy. Best move was e6. } { B00 Nimzowitsch Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. f3? { (0.72 → -0.94) Mistake. Best move was d4. } (2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c3 a6 6. Be3 Nge7) 2... Ne5? { (-0.94 → 1.41) Mistake. Best move was e5. } (2... e5 3. Bc4 Bc5 4. Ne2 Qh4+ 5. g3 Qh3 6. d4 Bxd4 7. Na3) 3. f4? { (1.41 → 0.27) Mistake. Best move was d4. } (3. d4 Ng6 4. h4 h5 5. Bg5 c6 6. c4 Nf6 7. Nc3 e5 8. Nge2 Be7 9. Qd2 d6) 3... Ng4?? { (0.27 → 4.84) Blunder. Best move was e6. } (3... e6) 4. Qxg4 g6?! { (4.49 → 5.10) Inaccuracy. Best move was d5. } (4... d5 5. Qe2) 5. Bc4?? { (5.10 → 1.28) Blunder. Best move was Qe2. } (5. Qe2 d5 6. e5 c6 7. Nc3 Bg7 8. Nf3 h5 9. d4 Nh6 10. Be3 b5 11. O-O-O O-O) 5... Nh6?? { (1.28 → 5.36) Blunder. Best move was d5. } (5... d5 6. Qe2 dxc4 7. Qxc4 c6 8. Nf3 Nf6 9. Nc3 Bh6 10. d4 b5 11. Qd3 a5 12. Ne5) 6. Qg3?! { (5.36 → 4.67) Inaccuracy. Best move was Qe2. } (6. Qe2) 6... f6? { (4.67 → 5.82) Mistake. Best move was e6. } (6... e6 7. Bb3) 7. f5? { (5.82 → 4.52) Mistake. Best move was Nc3. } (7. Nc3 c6) 7... gxf5?! { (4.52 → 5.45) Inaccuracy. Best move was d5. } (7... d5) 8. exf5? { (5.45 → 3.44) Mistake. Best move was Qh4. } (8. Qh4) 8... Nxf5?! { (3.44 → 4.40) Inaccuracy. Best move was d5. } (8... d5 9. Be2 Qd7 10. Nc3 c6 11. d4 Rg8 12. Bh5+ Kd8 13. Qf2 Qxf5 14. Bf3 e5 15. dxe5) 9. Qg4? { (4.40 → 3.39) Mistake. Best move was Qf3. } (9. Qf3) 9... e6? { (3.39 → 4.52) Mistake. Best move was Ng7. } (9... Ng7 10. Bb3 d5 11. Qe2 c6 12. d4 h5 13. Nf3 Bg4 14. O-O Nf5 15. c3 Qd6 16. Qf2) 10. Qh5+ Ke7 11. g4?! { (4.41 → 3.88) Inaccuracy. Best move was Bd3. } (11. Bd3 Qe8) 11... Ng7 12. Qc5+?! { (4.11 → 3.46) Inaccuracy. Best move was Qh4. } (12. Qh4 d5 13. Be2 Kd7 14. Nc3 c6 15. d4 h5 16. Nf3 Bd6 17. g5 Nf5 18. Qf2 Kc7) 12... Kf7?! { (3.46 → 4.20) Inaccuracy. Best move was Ke8. } (12... Ke8 13. Qf2) 13. Qe3? { (4.20 → 2.49) Mistake. Best move was Qf2. } (13. Qf2 d5) 13... Bd6? { (2.49 → 4.17) Mistake. Best move was d5. } (13... d5 14. Be2) 14. Qh6 f5?! { (4.09 → 4.69) Inaccuracy. Best move was b5. } (14... b5 15. Be2 f5 16. gxf5 Qf6 17. Qxf6+ Kxf6 18. Bf3 c6 19. fxe6 Nxe6 20. Ne2 Rf8 21. d4) 15. gxf5 Nxf5 16. Qh5+ Kf6? { (4.28 → 5.39) Mistake. Best move was Kf8. } (16... Kf8 17. Nf3) 17. d3?! { (5.39 → 4.47) Inaccuracy. Best move was d4. } (17. d4 h6) 17... b6?? { (4.47 → 17.62) Blunder. Best move was h6. } (17... h6 18. Nc3 Qe8 19. Qh3 Ke7 20. Nge2 Kd8 21. d4 Be7 22. Bf4 d6 23. O-O-O Bd7 24. Kb1) 18. Nh3?? { (17.62 → 5.41) Blunder. Best move was Bg5+. } (18. Bg5+) 18... Bb7?? { (5.41 → 17.95) Blunder. Best move was h6. } (18... h6 19. Bxh6) 19. O-O?? { (17.95 → 0.00) Blunder. Best move was Bg5+. } (19. Bg5+ Kg7) 19... Rg8+?? { (0.00 → 10.76) Blunder. Best move was Bc5+. } (19... Bc5+ 20. Rf2 h6 21. Bg5+ hxg5 22. Qxg5+ Kf7 23. Qxf5+ Ke7 24. Qg5+ Kd6 25. Qg3+ Ke7) 20. Ng5?? { (10.76 → -3.05) Blunder. Best move was Bg5+. } (20. Bg5+) 20... Rxg5+?? { (-3.05 → Mate in 5) Checkmate is now unavoidable. Best move was Bc5+. } (20... Bc5+ 21. Rf2 Qe8 22. Qxe8 Raxe8 23. d4 Bxd4 24. c3 Bxf2+ 25. Kxf2 Re7 26. Bf1 Rxg5 27. Bxg5+) 21. Bxg5+?! { (Mate in 5 → 21.01) Lost forced checkmate sequence. Best move was Qxg5+. } (21. Qxg5+ Kf7 22. Rxf5+ Qf6 23. Qxf6+ Ke8 24. Qh8+ Ke7 25. Bg5#) 21... Ke5?! { (21.01 → Mate in 3) Checkmate is now unavoidable. Best move was Kg7. } (21... Kg7 22. Bxd8) 22. Bxd8?! { (Mate in 3 → 14.48) Lost forced checkmate sequence. Best move was Qe2+. } (22. Qe2+ Kd4 23. Qf2+ Ke5 24. Qf4#) 22... Rxd8 23. Re1+ Kf6 24. Qxh7 Rf8 25. Rf1 Bc5+ 26. d4 Bxd4+ 27. Rf2 Be4 28. Qh4+ Ke5 29. Qh5? { (15.72 → 8.34) Mistake. Best move was Qf4+. } (29. Qf4+) 29... Rf6? { (8.34 → 13.27) Mistake. Best move was Kd6. } (29... Kd6) 30. c3 Be3 31. Nd2 Rh6 32. Qf7 Kd6 33. Nxe4+ Ke5 34. Ng5 b5 35. Bxb5 d6?! { (26.13 → Mate in 5) Checkmate is now unavoidable. Best move was Bxf2+. } (35... Bxf2+ 36. Kxf2) 36. Re1 a5 37. Bd7?! { (Mate in 3 → Mate in 7) Not the best checkmate sequence. Best move was Rxe3+. } (37. Rxe3+ Nxe3 38. Qf4+ Kd5 39. Qd4#) 37... a4 38. Kg2?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Rxe3+. } (38. Rxe3+ Nxe3 39. Qf4+ Kd5 40. Qd4#) 38... a3 39. bxa3?! { (Mate in 2 → Mate in 7) Not the best checkmate sequence. Best move was Rxf5+. } (39. Rxf5+ exf5 40. Qxf5#) 39... c5 40. Bxe6?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Rxf5+. } (40. Rxf5+ exf5 41. Qxf5#) 40... Rxe6 41. Qxe6# { White wins by checkmate. } 1-0