lichess dev

[Event "Black12 Arena"] [Site "http://chess-academy.net/FeKB4FIu"] [Date "2025.05.24"] [Round "-"] [White "Ioan2013"] [Black "Alex_Alex"] [Result "1-0"] [UTCDate "2025.05.24"] [UTCTime "16:43:26"] [WhiteElo "1719"] [BlackElo "1833"] [WhiteRatingDiff "+84"] [BlackRatingDiff "-16"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e5 2. Nf3? { (0.41 → -0.68) Mistake. Best move was d4. } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... Nc6? { (-0.68 → 0.39) Mistake. Best move was e4. } (2... e4 3. Nd4 d5 4. c4 c5 5. Nb3 Nf6 6. cxd5 Nxd5 7. d3) 3. Nc3? { (0.39 → -0.73) Mistake. Best move was d4. } (3. d4 e4) 3... Nf6?! { (-0.73 → -0.11) Inaccuracy. Best move was d5. } (3... d5 4. Bb5 Bd6 5. e4 d4 6. Ne2 Ne7 7. O-O a6 8. Bxc6+ Nxc6 9. h3 O-O 10. d3) 4. e4 d5?! { (-0.52 → 0.38) Inaccuracy. Best move was Bc5. } (4... Bc5 5. Bc4 O-O 6. O-O d6 7. h3 Nd4 8. d3 c6 9. Nxd4 Bxd4 10. Ne2 Bb6 11. c3) 5. exd5 Nxd5 6. Nxd5? { (0.34 → -1.30) Mistake. Best move was Bb5. } (6. Bb5 Nxc3) 6... Qxd5 7. c4?! { (-0.83 → -1.76) Inaccuracy. Best move was d3. } (7. d3 Bf5 8. Be2 O-O-O 9. O-O f6 10. Be3 Kb8 11. Nd2 Qd7 12. Bf3 Be6 13. c3 Be7) 7... Qd8?! { (-1.76 → -1.13) Inaccuracy. Best move was Qd6. } (7... Qd6 8. d3 Bf5 9. Be2 O-O-O 10. Be3 Qb4+ 11. Nd2 Qxb2 12. Rb1 Qa3 13. O-O Bb4 14. Bf3) 8. g4?? { (-1.13 → -5.10) Blunder. Best move was d3. } (8. d3) 8... Bc5? { (-5.10 → -3.07) Mistake. Best move was e4. } (8... e4 9. Ng1) 9. g5?? { (-3.07 → -7.00) Blunder. Best move was h3. } (9. h3 e4) 9... Bg4?? { (-7.00 → -4.00) Blunder. Best move was e4. } (9... e4 10. d4 Bg4 11. Be2 exf3 12. Bxf3 Qe7+ 13. Kf1 Bxf3 14. Qxf3 Nxd4 15. Qe3 Ne6 16. Qf3) 10. Rg1? { (-4.00 → -5.85) Mistake. Best move was h3. } (10. h3 Bh5) 10... h5?? { (-5.85 → -2.79) Blunder. Best move was Qd7. } (10... Qd7 11. Rxg4 Qxg4 12. d3 O-O-O 13. h3 Qf5 14. Be3 Bxe3 15. fxe3 e4 16. Nd2 exd3 17. Qg4) 11. gxh6 Bxf3? { (-3.28 → -1.51) Mistake. Best move was Bh5. } (11... Bh5) 12. Qxf3 Rxh6? { (-1.96 → 0.00) Mistake. Best move was g6. } (12... g6) 13. Rxg7 Rf6 14. Qh5?? { (0.00 → -4.03) Blunder. Best move was Rg8+. } (14. Rg8+ Bf8 15. Qa3 Ne7 16. Rg3 Qd4 17. Qe3 Nf5 18. Qxd4 Nxd4 19. Rb1 Nf3+ 20. Ke2 Nd4+) 14... Bxf2+? { (-4.03 → -1.80) Mistake. Best move was Qd4. } (14... Qd4) 15. Kd1 Ke7? { (-0.64 → 1.64) Mistake. Best move was Bc5. } (15... Bc5 16. Rg8+) 16. Qg5?? { (1.64 → -4.50) Blunder. Best move was d3. } (16. d3 Qd6) 16... Qf8?? { (-4.50 → 1.16) Blunder. Best move was Qd4. } (16... Qd4 17. Qg4) 17. d3?? { (1.16 → -2.52) Blunder. Best move was b3. } (17. b3 Bc5) 17... Rd8? { (-2.52 → 0.04) Mistake. Best move was Bh4. } (17... Bh4 18. Qxh4 Qxg7 19. Bg5 Nd4 20. Bxf6+ Qxf6 21. Qxf6+ Kxf6 22. Kd2 Rh8 23. h3 Rg8 24. Rd1) 18. b3? { (0.04 → -2.61) Mistake. Best move was Rh7. } (18. Rh7) 18... Nb4?? { (-2.61 → 0.99) Blunder. Best move was Bh4. } (18... Bh4 19. Qxh4 Qxg7 20. Bg5 Rd6 21. Kc2 Kf8 22. Bxf6 Qxf6 23. Qxf6 Rxf6 24. Re1 Rf2+ 25. Kc3) 19. Qxe5+ Kd7?? { (0.74 → 13.72) Blunder. Best move was Re6. } (19... Re6) 20. Bh3+ Kc6 21. Qb5+?? { (12.56 → 4.31) Blunder. Best move was Qxf6+. } (21. Qxf6+) 21... Kd6 22. Qxb4+? { (3.92 → 1.68) Mistake. Best move was Rg5. } (22. Rg5) 22... Ke5?? { (1.68 → Mate in 8) Checkmate is now unavoidable. Best move was c5. } (22... c5 23. Qa5 b6 24. Qxa7 Qxg7 25. Kc2 Qg6 26. Bb2 Kc6 27. Rd1 Re6 28. Bxe6 Qxe6 29. Bc3) 23. Qc3+ Bd4 24. Rg5+ Kd6 25. Qxd4+ Ke7 26. Re5+ Re6 27. Bg5+ f6 28. Rxe6+ Kf7 29. Qxf6+ Kg8 30. Qg6+ Kh8 31. Bxd8 Qf1+ 32. Bxf1 b5 33. Qf7?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Bf6#. } (33. Bf6#) 33... c5 34. Re8# { White wins by checkmate. } 1-0