[Event "LCA Weekly Practice Tournament"] [Site "https://lichess.org/YZJe5fSk"] [Date "2024.03.09"] [White "mfeng023"] [Black "naahiv_1231"] [Result "0-1"] [UTCDate "2024.03.09"] [UTCTime "14:30:00"] [WhiteElo "1585"] [BlackElo "1307"] [WhiteRatingDiff "-33"] [BlackRatingDiff "+121"] [Variant "Standard"] [TimeControl "600+5"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. c3 d6?! { (0.13 → 0.74) Inaccuracy. Nf6 was best. } (3... Nf6 4. e5 Nd5 5. Bc4 e6 6. O-O d6 7. d4 Be7 8. Bd3) 4. d4 Nf6 5. Bd3 Bg4 6. Nbd2?? { (1.01 → -0.73) Blunder. d5 was best. } (6. d5 Bxf3 7. Qxf3 Ne5 8. Bb5+ Ned7 9. O-O g6 10. Bf4 Bg7) 6... e5?? { (-0.73 → 1.51) Blunder. cxd4 was best. } (6... cxd4 7. cxd4 Nxd4 8. h3 Nxf3+ 9. Nxf3 Bd7 10. O-O e5 11. Bg5) 7. d5 Ne7 8. h3 Bh5 9. Bb5+ Nd7 10. Qa4?! { (2.08 → 1.17) Inaccuracy. a4 was best. } (10. a4 Nc8 11. Bxd7+ Qxd7 12. Nxe5 Bxd1 13. Nxd7 Bc2 14. Nxf8 Rxf8 15. g4 h5 16. f3 Kd7) 10... a6 11. Bxd7+ Qxd7 12. Qxd7+ Kxd7 13. a4 f5 14. b4?? { (0.60 → -2.31) Blunder. Nc4 was best. } (14. Nc4 Re8) 14... fxe4 15. Nxe4 cxb4 16. cxb4 Nxd5 17. b5? { (-2.42 → -4.67) Mistake. O-O was best. } (17. O-O Bg6 18. Neg5 Bc2 19. Nf7 Rg8 20. Re1 Be7 21. N7xe5+ dxe5 22. Nxe5+ Ke8 23. Nf3 Kf8) 17... axb5 18. a5 Be7 19. g4 Bg6 20. Nfd2 Rhc8 21. O-O Rc2 22. Ng3 Bh4 23. Nf5 Bxf5 24. gxf5 Rac8 25. Ne4 Re2 26. Ng3 Bxg3 27. fxg3 Rcc2 28. a6?? { (-5.89 → Mate in 3) Checkmate is now unavoidable. Rd1 was best. } (28. Rd1 Nc3 29. Bg5 Ne4 30. Bh4 Rg2+ 31. Kh1 Rh2+ 32. Kg1 Rcg2+ 33. Kf1 Nd2+ 34. Rxd2 Rxd2) 28... Rh2?? { (Mate in 3 → -5.17) Lost forced checkmate sequence. Rg2+ was best. } (28... Rg2+ 29. Kh1 Rh2+ 30. Kg1 Rcg2#) 29. Rf3 Rcg2+ 30. Kf1 Rc2 31. a7?? { (-5.46 → Mate in 1) Checkmate is now unavoidable. Kg1 was best. } (31. Kg1 Rhg2+ 32. Kh1 bxa6 33. Rd3 Rge2 34. Bh6 Nc3 35. Re3 b4 36. Rxe2 Nxe2 37. Bxg7 Nxg3+) 31... Rh1# { Black wins by checkmate. } 0-1