lichess dev

[Event "Polgár Arena"] [Site "http://chess-academy.net/oQtlpNsv"] [Date "2025.04.12"] [Round "-"] [White "denysan"] [Black "David7777"] [Result "1-0"] [UTCDate "2025.04.12"] [UTCTime "16:27:21"] [WhiteElo "1438"] [BlackElo "1487"] [WhiteRatingDiff "+20"] [BlackRatingDiff "-25"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e6 2. Qh5? { (0.34 → -0.79) Mistake. Best move was d4. } (2. d4 d5 3. c4 Nf6 4. Nf3 c5 5. Nc3 Nc6 6. Be2 cxd4) 2... Bb4? { (-0.79 → 0.28) Mistake. Best move was d5. } (2... d5 3. d4 Nf6 4. Qd1 c5 5. Nf3 Be7 6. c4 O-O 7. Nc3 Nc6 8. cxd5 exd5 9. Bd3) 3. c3?! { (0.28 → -0.41) Inaccuracy. Best move was a3. } (3. a3 Be7) 3... Bc5?? { (-0.41 → 4.96) Blunder. Best move was Be7. } (3... Be7) 4. Qxc5 d6 5. Qh5?! { (4.83 → 4.25) Inaccuracy. Best move was Qa3. } (5. Qa3) 5... g6? { (4.25 → 5.33) Mistake. Best move was Nf6. } (5... Nf6) 6. Qa5? { (5.33 → 4.33) Mistake. Best move was Qd1. } (6. Qd1 f5 7. Be2 Nf6 8. Nf3 O-O 9. O-O b6 10. b4 Bb7 11. d4 Nbd7 12. Nbd2 h6) 6... b6?! { (4.33 → 5.00) Inaccuracy. Best move was Nc6. } (6... Nc6 7. Qa4) 7. Qb5+?! { (5.00 → 4.32) Inaccuracy. Best move was Qa4+. } (7. Qa4+ Nd7) 7... c6?! { (4.32 → 5.04) Inaccuracy. Best move was Nd7. } (7... Nd7) 8. Qa4 b5?! { (4.56 → 5.32) Inaccuracy. Best move was f5. } (8... f5 9. e4) 9. Qd4? { (5.32 → 4.13) Mistake. Best move was Qc2. } (9. Qc2) 9... c5?? { (4.13 → 12.72) Blunder. Best move was e5. } (9... e5 10. Qd3 Be6 11. b3 a6 12. e4 f5 13. Nf3 Nh6 14. Qc2 Nf7 15. Be2 O-O 16. d4) 10. Qxh8 Kf8 11. Qxh7 Na6 12. Nf3 Nc7 13. Na3 a6 14. Bd3 Bb7 15. O-O Qf6 16. Kh1? { (12.63 → 7.83) Mistake. Best move was e4. } (16. e4 e5 17. Re1 Ne6 18. Bf1 c4 19. d3 cxd3 20. Bxd3 Bc6 21. Be3 Nf4 22. Bc2 Ne7) 16... Ne8? { (7.83 → 12.48) Mistake. Best move was Bxf3. } (16... Bxf3 17. Kg1 Bc6 18. b3 e5 19. f4 Qg7 20. Qxg7+ Kxg7 21. c4 Nf6 22. Bb2 Nd7 23. Be2) 17. g3?? { (12.48 → Mate in 2) Checkmate is now unavoidable. Best move was e4. } (17. e4) 17... Bxf3+?? { (Mate in 2 → 7.32) Lost forced checkmate sequence. Best move was Qxf3+. } (17... Qxf3+ 18. Kg1 Qh1#) 18. Kg1 Ng7? { (6.77 → 8.09) Mistake. Best move was c4. } (18... c4 19. Bc2) 19. Qh3? { (8.09 → 6.22) Mistake. Best move was c4. } (19. c4 b4 20. Nc2 a5 21. a3 b3 22. Ne1 a4 23. Nxf3 Qxf3 24. Qh3 Nf6 25. Qg2 Qxg2+) 19... Nh5? { (6.22 → 8.37) Mistake. Best move was e5. } (19... e5 20. g4) 20. Qg4?? { (8.37 → -6.81) Blunder. Best move was g4. } (20. g4) 20... Nh6?? { (-6.81 → 0.00) Blunder. Best move was Bxg4. } (20... Bxg4 21. f3 Bh3 22. Rf2 Qg5 23. Bf1 Bxf1 24. Kxf1 c4 25. Nc2 Nhf6 26. b3 Qc5 27. Kg2) 21. Qh3 Bg4 22. Qg2 e5?? { (0.00 → 15.92) Blunder. Best move was Bf3. } (22... Bf3 23. Qh3 Bg4 24. Qg2) 23. Qxa8+ Ke7 24. Qa7+ Kd8 25. Qb6+ Kc8 26. Qc6+ Kb8 27. Be4 Ka7?! { (17.67 → Mate in 1) Checkmate is now unavoidable. Best move was Qe7. } (27... Qe7 28. Qb6+ Kc8 29. Qxa6+ Kd8 30. Nxb5 Qe6 31. Qxd6+ Qxd6 32. Nxd6 Kc7 33. Nb5+ Kb6 34. Na3) 28. Qb7# { White wins by checkmate. } 1-0