[Event "Apr. Schol. Challenge: K-12"] [Site "https://lichess.org/bWnCniWB"] [Date "2023.04.05"] [White "ryanwu0523"] [Black "chessmastervsharma"] [Result "0-1"] [UTCDate "2023.04.05"] [UTCTime "23:32:48"] [WhiteElo "1743"] [BlackElo "1842"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+36"] [Variant "Standard"] [TimeControl "1500+5"] [ECO "C60"] [Opening "Ruy Lopez: Cozio Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 { C60 Ruy Lopez: Cozio Defense } 4. O-O a6 5. Bxc6?! { (0.81 → 0.03) Inaccuracy. Bc4 was best. } (5. Bc4 d6 6. Ng5 d5 7. exd5 Na5 8. b3 Nxc4 9. bxc4 Nxd5) 5... Nxc6 6. d3 Bc5 7. Nc3 O-O 8. Be3 Qe7?? { (-0.14 → 2.45) Blunder. d6 was best. } (8... d6 9. a4) 9. Nd5 Qd6 10. Bxc5 Qxc5 11. Nxc7 Rb8 12. Nd5 d6 13. c3 Be6 14. Nc7 Bg4 15. h3 Bh5?! { (1.68 → 2.36) Inaccuracy. Bxf3 was best. } (15... Bxf3 16. Qxf3 Ne7 17. Nd5 Nxd5 18. exd5 f5 19. Rfd1 Qb6 20. b4 Rf6 21. a4 Rbf8 22. Re1) 16. Rc1?? { (2.36 → -0.37) Blunder. Nd5 was best. } (16. Nd5) 16... Nd8?? { (-0.37 → 2.71) Blunder. Ne7 was best. } (16... Ne7 17. Nd5 Nxd5 18. exd5 Qxd5 19. c4 Qe6 20. Qe2 Rbe8 21. Rfe1 Qd7 22. Qe3 f5 23. c5) 17. Nd5 Re8 18. d4?! { (2.97 → 2.24) Inaccuracy. g4 was best. } (18. g4 Bg6 19. b4 Qc8 20. a4 Ne6 21. a5 Nc7 22. Nb6 Qd8 23. Qd2 h5 24. c4 Ne6) 18... exd4 19. cxd4 Qa5 20. Nc3?! { (2.90 → 1.95) Inaccuracy. Qd2 was best. } (20. Qd2 Qxd2) 20... h6?! { (1.95 → 2.86) Inaccuracy. Ne6 was best. } (20... Ne6) 21. Re1?! { (2.86 → 2.01) Inaccuracy. d5 was best. } (21. d5) 21... Nc6?! { (2.01 → 2.85) Inaccuracy. b5 was best. } (21... b5) 22. d5?! { (2.85 → 1.80) Inaccuracy. g4 was best. } (22. g4 Bg6) 22... Ne5?! { (1.80 → 2.74) Inaccuracy. Bxf3 was best. } (22... Bxf3 23. gxf3) 23. g4 Bg6 24. Nxe5 Rxe5 25. f4 Re7 26. Kg2? { (3.60 → 1.85) Mistake. f5 was best. } (26. f5 Bh7 27. Qd4 Rc8 28. Ne2 Rec7 29. Kf2 Kh8 30. a3 Rc2 31. Rxc2 Rxc2 32. Rc1 Rxc1) 26... Rbe8?! { (1.85 → 2.72) Inaccuracy. f6 was best. } (26... f6 27. f5 Bf7 28. a3 Rc8 29. Qd4 Rec7 30. Qe3 b5 31. Ne2 Rxc1 32. Rxc1 Rxc1 33. Qxc1) 27. Kf3? { (2.72 → 0.93) Mistake. f5 was best. } (27. f5 Bh7) 27... f5 28. Qd3?? { (1.04 → -8.23) Blunder. Qd4 was best. } (28. Qd4 fxe4+ 29. Kg3 e3 30. Re2 b5 31. a3 Rc8 32. f5 Rc4 33. Qd3 Bf7 34. Rce1 Qb6) 28... fxe4+ 29. Nxe4 Rxe4 30. Rxe4 Bxe4+ 31. Qxe4 Rxe4 32. Kxe4 Qb4+ 33. Kf5 Qxb2?! { (-7.52 → -5.48) Inaccuracy. Qb6 was best. } (33... Qb6) 34. Rc8+ Kh7 35. g5?! { (-5.38 → -8.13) Inaccuracy. Ke6 was best. } (35. Ke6 Qf6+) 35... hxg5 36. fxg5 Qe5+ 37. Kg4 Qxd5 38. Kh5? { (-7.64 → Mate in 3) Checkmate is now unavoidable. Re8 was best. } (38. Re8) 38... g6+?! { (Mate in 3 → -64.64) Lost forced checkmate sequence. Qf3+ was best. } (38... Qf3+ 39. Kh4 Qf4+ 40. Kh5 g6#) 39. Kh4 Qxa2?! { (-73.61 → -7.77) Inaccuracy. Qf3 was best. } (39... Qf3) 40. Rc7+ Kg8 41. Rxb7? { (-7.95 → Mate in 24) Checkmate is now unavoidable. Rc8+ was best. } (41. Rc8+ Kf7) 41... Qf2+ 42. Kg4 Qg2+ 43. Kf4 Qxb7 44. Kg4 Kf7 45. h4 Qe4+ 46. Kg3 Ke6 47. Kh3 Kf5 48. Kg3 Qf4+ 49. Kg2 Kg4 50. Kg1 Kg3 51. Kh1 Qf1# { Black wins by checkmate. } 0-1