[Event "2020 Spring Marathon"] [Site "https://lichess.org/oAaiQ5qm"] [Date "2020.04.18"] [White "Mahmood_1354"] [Black "alexqoo23"] [Result "0-1"] [UTCDate "2020.04.18"] [UTCTime "15:02:35"] [WhiteElo "1171"] [BlackElo "1725"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "120+1"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 { A40 Horwitz Defense } 2. e3 Nf6 3. c3 c5 4. Nf3 cxd4?! { (0.00 → 0.69) Inaccuracy. Nc6 was best. } (4... Nc6 5. Nbd2 d5 6. Bd3 b6 7. O-O Bb7 8. Qe2 Be7 9. b3) 5. Nxd4? { (0.69 → -0.56) Mistake. exd4 was best. } (5. exd4 b6 6. Bd3 Be7 7. h3 O-O 8. O-O Na6 9. Re1 Bb7) 5... d5 6. h3?! { (-0.49 → -1.06) Inaccuracy. c4 was best. } (6. c4) 6... Nc6?! { (-1.06 → -0.43) Inaccuracy. e5 was best. } (6... e5 7. Nf3 Nc6 8. c4 Bf5 9. cxd5 Nxd5 10. Nc3 Ndb4 11. e4 Qxd1+ 12. Kxd1 Rd8+ 13. Bd2) 7. Bb5 Bd7 8. Nxc6 bxc6 9. Bd3 c5 10. c4 d4?! { (-0.66 → 0.26) Inaccuracy. Bc6 was best. } (10... Bc6) 11. exd4 cxd4 12. a4? { (-0.01 → -1.15) Mistake. O-O was best. } (12. O-O Bd6) 12... Bc6 13. f3?! { (-0.67 → -1.53) Inaccuracy. O-O was best. } (13. O-O) 13... Bc5 14. Bg5?! { (-1.25 → -2.44) Inaccuracy. O-O was best. } (14. O-O O-O 15. Nd2 Rb8 16. Ne4 Nxe4 17. fxe4 e5 18. Rf5 Qd6 19. b3 Bd7 20. Rf3 f6) 14... h6?! { (-2.44 → -1.73) Inaccuracy. Qd6 was best. } (14... Qd6 15. O-O) 15. Bxf6?! { (-1.73 → -2.97) Inaccuracy. Bc1 was best. } (15. Bc1 Bd6 16. O-O Qc7 17. Nd2 O-O 18. Re1 Rab8 19. b3 Nd7 20. Bb2 Rfd8 21. Qc2 Bg3) 15... Qxf6 16. O-O O-O?! { (-2.92 → -2.03) Inaccuracy. Qf4 was best. } (16... Qf4 17. Qd2) 17. Re1 Rab8 18. Qc1?? { (-2.08 → -4.79) Blunder. Qc2 was best. } (18. Qc2) 18... Rb3 19. Rd1?! { (-4.69 → -7.50) Inaccuracy. Qc2 was best. } (19. Qc2 Rfb8) 19... Qg5? { (-7.50 → -3.89) Mistake. Rfb8 was best. } (19... Rfb8) 20. Qxg5 hxg5 21. Nd2? { (-3.84 → -8.13) Mistake. Be4 was best. } (21. Be4 Bxe4) 21... Rxd3 22. Nf1 Rxd1 23. Rxd1 Bxa4 24. Rd2 Bb3 25. f4 gxf4 26. h4 Bxc4 27. Rc2 Bxf1 28. Kxf1 Bb6 29. Rc6 Rd8 30. Kf2 d3+ 31. Ke1 d2+ 32. Kd1 Be3 33. Rc2 Rb8 34. h5 Rb5 35. h6?! { (-57.36 → Mate in 18) Checkmate is now unavoidable. Rxd2 was best. } (35. Rxd2 Bxd2) 35... gxh6 36. Ke2 a5 37. Rc8+ Kg7 38. Rc2 Rd5 39. b3 d1=Q# { Black wins by checkmate. } 0-1