[Event "Board puzzle April tournament"] [Site "https://lichess.org/DM1x4Pzt"] [Date "2024.04.21"] [White "iamthebossofchess"] [Black "SMARTGT68"] [Result "1-0"] [UTCDate "2024.04.21"] [UTCTime "01:22:49"] [WhiteElo "1240"] [BlackElo "1637"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-44"] [Variant "Standard"] [TimeControl "600+5"] [ECO "C47"] [Opening "Four Knights Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 { C47 Four Knights Game } 4. Bd3 d6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 d5? { (0.36 → 1.68) Mistake. Be7 was best. } (7... Be7) 8. exd5 Nxd5?? { (1.72 → 4.65) Blunder. Nd4 was best. } (8... Nd4 9. Qe3) 9. Nxd5 Ne7?! { (4.50 → 5.76) Inaccuracy. Nd4 was best. } (9... Nd4 10. Qe4 Bd6 11. Re1 Ne6 12. Nc3 Ng5 13. Qf5 O-O 14. Bc4 g6 15. Qd3 Kh8 16. Ne4) 10. Nxe7 Bxe7 11. Qxb7 Rb8 12. Qxa7 Ra8?! { (4.34 → 5.78) Inaccuracy. O-O was best. } (12... O-O 13. Qe3 Rb4 14. Be2 f5 15. d4 e4 16. a4 Bd6 17. Bd2 Rb8 18. Kh1 Rf6 19. a5) 13. Qe3 O-O 14. Qxe5 Bd6 15. Qe3 Qe7 16. Qxe7 Bxe7 17. Re1 Bd6 18. Be4 Rae8 19. d3 Bb4 20. Re3 Bc5 21. Re2 Re7 22. Bg5 Re5 23. Bf4 Ree8 24. Rae1 Bb4 25. Bxh7+ Kxh7 26. Rxe8 Rxe8 27. Rxe8 f6 28. Re4 f5 29. Rxb4 Kg6? { (8.19 → Mate in 11) Checkmate is now unavoidable. c6 was best. } (29... c6 30. Rc4 Kg6 31. Kf1 Kf7 32. Rxc6 Ke8 33. Rc5 Kd8 34. Ke2 Kd7 35. Rxf5 Ke6 36. Re5+) 30. a4 Kf7? { (9.62 → Mate in 9) Checkmate is now unavoidable. Kh5 was best. } (30... Kh5 31. Bxc7) 31. a5 Ke7 32. a6 Kd8 33. a7 Kc8 34. a8=Q+ Kd7 35. Qd5+ Ke7 { Black offers draw } 36. Qxf5 Kd8 37. Rd4+ Ke7 38. Qe5+ Kf7 39. Qxc7+ Kg6 40. Rd6+ Kf5 41. Rd5+ Ke6 42. Qd6+ Kf7 43. Qc7+ Kg6 44. Qc6+ Kf7 45. Rd7+ Ke8 46. Qc8# { White wins by checkmate. } 1-0