[Event "2021 Spring Marathon"] [Site "https://lichess.org/KcCiUFXa"] [Date "2021.04.10"] [White "leonhaoboliu"] [Black "cihanakif"] [Result "1-0"] [UTCDate "2021.04.10"] [UTCTime "08:51:30"] [WhiteElo "1579"] [BlackElo "2234"] [WhiteRatingDiff "+24"] [BlackRatingDiff "-11"] [Variant "Standard"] [TimeControl "300+0"] [ECO "C47"] [Opening "Four Knights Game: Scotch Variation Accepted"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 { C47 Four Knights Game: Scotch Variation Accepted } 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd2?! { (0.12 → -0.44) Inaccuracy. Bd3 was best. } (7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. h3 Re8 11. Bg5 c6) 7... Bxc3? { (-0.44 → 0.80) Mistake. Qe7 was best. } (7... Qe7 8. f3 Nd5 9. Be2 Nxc3 10. Bxc3 Bxc3+ 11. bxc3 Qh4+ 12. g3) 8. Bxc3 d5?! { (0.62 → 1.29) Inaccuracy. O-O was best. } (8... O-O 9. Bd3 Re8 10. f3 Nd5 11. Bd2 Qh4+ 12. g3 Qe7 13. a3 Nb6 14. Kf2 Na4 15. b4) 9. exd5?! { (1.29 → 0.23) Inaccuracy. Qd4 was best. } (9. Qd4 O-O) 9... cxd5?? { (0.23 → 2.93) Blunder. O-O was best. } (9... O-O 10. Be2 Nxd5 11. Bd2 Qf6 12. c4 Nf4 13. Bxf4 Qxf4 14. O-O Be6 15. Qc1 Qxc1 16. Raxc1) 10. Bb5+ Bd7?! { (2.53 → 3.71) Inaccuracy. Kf8 was best. } (10... Kf8 11. O-O Rb8 12. Qd3 Bd7 13. Bxd7 Qxd7 14. Bd4 h5 15. Bxa7 Ra8 16. Be3 Kg8 17. b4) 11. Bxd7+?? { (3.71 → 1.52) Blunder. Bxf6 was best. } (11. Bxf6 gxf6) 11... Qxd7 12. O-O O-O 13. Re1? { (1.82 → 0.60) Mistake. Bxf6 was best. } (13. Bxf6 gxf6 14. Qf3 Rab8 15. Qxf6 Qd6 16. Qg5+ Qg6 17. Qc1 Rfe8 18. b3 Re2 19. Qf4 Qe4) 13... Rad8?! { (0.60 → 1.28) Inaccuracy. Rfe8 was best. } (13... Rfe8 14. Bxf6 gxf6 15. Qf3 Rxe1+ 16. Rxe1 Re8 17. Rd1 Qc6 18. c3 Re5 19. h3 Qe6 20. b4) 14. Qf3? { (1.28 → 0.13) Mistake. Bxf6 was best. } (14. Bxf6) 14... Ne4 15. Rad1 Rfe8 16. Qd3 Qf5?? { (0.08 → 3.83) Blunder. h6 was best. } (16... h6 17. b3 Qd6 18. b4 c6 19. a3 c5 20. bxc5 Qxc5 21. Bd4 Qc7 22. f3 Ng5 23. Rxe8+) 17. f3 Nd6 18. Qxf5?? { (4.05 → 1.37) Blunder. Rxe8+ was best. } (18. Rxe8+) 18... Nxf5?? { (1.37 → 3.74) Blunder. Rxe1+ was best. } (18... Rxe1+) 19. Rxe8+ Rxe8 20. Rxd5 Nd6 21. Rc5 Re7 22. Ra5 Nc8 23. Bb4 Rd7 24. Re5 h6? { (4.00 → 7.57) Mistake. Rd8 was best. } (24... Rd8) 25. Re8+ Kh7 26. Rxc8 Rd1+ 27. Kf2 Rb1 28. Rxc7 Rxb2 29. Bd6 Rxa2 30. Kg3 a5 31. Rxf7 Rxc2 32. Ra7 Ra2 33. Be5 Kg6 34. Bc3 a4 35. Rxg7+ Kf5 36. Ra7 a3? { (7.19 → Mate in 7) Checkmate is now unavoidable. Kg6 was best. } (36... Kg6 37. Ra6+) 37. Bb4? { (Mate in 7 → 7.09) Lost forced checkmate sequence. Ra6 was best. } (37. Ra6 Rc2 38. Rf6+ Kg5 39. h4+ Kh5 40. Kh3 Rxg2 41. Kxg2 Kxh4 42. Rf5 h5 43. Bf6#) 37... h5 38. Rxa3 Rb2 39. Be1 Kg5 40. Ra5+ Kg6 41. Bc3 Rb7 42. h4 Rc7 43. Rg5+ Kh6 44. Be5 Rc4 45. Bf4 Kh7 46. Rxh5+ Kg6 47. Rg5+ Kf6 48. Kg4 Rc8 49. g3 Rc2 50. h5 Rh2 51. Rg6+ Kf7 52. Rg5 Ra2 53. Rf5+ Kg7 54. h6+ Kh7 55. Rf7+ Kg6 56. Rg7+ Kf6 57. Bg5+ Ke6 58. h7 Ra4+?! { (71.27 → Mate in 9) Checkmate is now unavoidable. Rh2 was best. } (58... Rh2) 59. f4 Ra8 60. Rg8 Ra7 61. h8=Q Rf7 62. Qh6+ Kd7 63. Rg7 Ke8 64. Rxf7 Kxf7 65. Qf6+ Kg8 66. Bh6 Kh7 67. Qg7# { White wins by checkmate. } 1-0