[Event "Rated classical game"] [Site "https://lichess.org/OlhJ3UJG"] [Date "2021.12.02"] [White "DCOSJosh"] [Black "MattRMahan"] [Result "0-1"] [UTCDate "2021.12.02"] [UTCTime "14:18:02"] [WhiteElo "1382"] [BlackElo "1636"] [WhiteRatingDiff "-84"] [BlackRatingDiff "+4"] [Variant "Standard"] [TimeControl "1800+30"] [ECO "E30"] [Opening "Nimzo-Indian Defense: Leningrad Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 { E30 Nimzo-Indian Defense: Leningrad Variation } h6 5. Bxf6 Qxf6 6. Nf3 b6 7. e4 d6?? { (-0.32 → 3.85) Blunder. Bb7 was best. } (7... Bb7 8. Bd3 Bxc3+ 9. bxc3 d6 10. Qa4+ Bc6 11. Qb3 Nd7 12. O-O) 8. Bd3?? { (3.85 → -0.76) Blunder. Qa4+ was best. } (8. Qa4+ Bd7 9. Qxb4 Nc6 10. Qa3 Nxd4 11. Nxd4 Qxd4 12. Rd1 Qe5) 8... Bb7?! { (-0.76 → 0.20) Inaccuracy. Bxc3+ was best. } (8... Bxc3+) 9. O-O Bxc3 10. bxc3 Nd7 11. a4 a5 12. Rb1 O-O 13. Re1 e5 14. d5? { (-0.30 → -2.01) Mistake. h3 was best. } (14. h3 Rae8 15. c5 dxc5 16. Bb5 c6 17. Nxe5 Nxe5 18. dxe5 Rxe5 19. Bf1 b5 20. axb5 cxb5) 14... Nc5 15. Bc2 Ba6 16. Nd2 Qg6? { (-2.27 → -0.73) Mistake. Bc8 was best. } (16... Bc8 17. Re3 Qh4 18. Ra1 Bd7 19. Qf1 f5 20. exf5 Bxf5 21. Bxf5 Rxf5 22. Qe2 Raf8 23. f3) 17. Re3? { (-0.73 → -2.30) Mistake. f4 was best. } (17. f4 h5 18. fxe5 dxe5 19. Re3 Rae8 20. Qe2 Bc8 21. Rf1 Qh6 22. h3 Bd7 23. Nf3 h4) 17... f6?! { (-2.30 → -1.27) Inaccuracy. Bc8 was best. } (17... Bc8 18. Rg3 Qf6 19. Ra1 Bd7 20. h3 g6 21. Qe2 Kh8 22. Qe3 Kg7 23. Qe2 Rh8 24. Rf3) 18. Rg3 Qf7 19. Qe2 h5?! { (-1.56 → -0.68) Inaccuracy. Bc8 was best. } (19... Bc8 20. Rf1) 20. h4?! { (-0.68 → -1.63) Inaccuracy. Rf1 was best. } (20. Rf1) 20... Bc8 21. Rf1 Kh7 22. f4 Bg4 23. Qe3 g6 24. fxe5 dxe5 25. Nf3 Qe7 26. Rxg4 hxg4 27. Nh2 Qd7 28. Qg3 Nxa4?? { (-1.76 → 2.04) Blunder. Rf7 was best. } (28... Rf7) 29. Nxg4?? { (2.04 → -0.92) Blunder. Bxa4 was best. } (29. Bxa4 Qxa4) 29... Nxc3 30. Bd3? { (-0.96 → -2.72) Mistake. Qf3 was best. } (30. Qf3 Kh8) 30... Qe7?! { (-2.72 → -1.57) Inaccuracy. Qg7 was best. } (30... Qg7 31. c5) 31. Qf3?? { (-1.57 → -6.11) Blunder. c5 was best. } (31. c5 Qxc5+) 31... Kg7?? { (-6.11 → -2.32) Blunder. f5 was best. } (31... f5) 32. Ra1?? { (-2.32 → -6.17) Blunder. Bc2 was best. } (32. Bc2 Qc5+) 32... a4?! { (-6.17 → -4.66) Inaccuracy. f5 was best. } (32... f5 33. exf5 e4 34. Qe3 Qc5 35. Qxc5 bxc5 36. f6+ Rxf6 37. Nxf6 exd3 38. Nd7 a4 39. Nxc5) 33. Bc2 Qb4 34. Ne3 Qb2?? { (-5.23 → -2.27) Blunder. Rh8 was best. } (34... Rh8 35. g3) 35. Qf1?? { (-2.27 → -8.44) Blunder. Rf1 was best. } (35. Rf1 Rf7) 35... a3 36. Bd3 Nxe4 37. Bxe4 Qd4 38. Qc1 Qxe4 39. Rxa3 Qxh4 40. Rd3 Rh8 41. Rd1 Ra2 42. Nc2 Qxc4 43. d6? { (-8.09 → Mate in 9) Checkmate is now unavoidable. Nd4 was best. } (43. Nd4) 43... cxd6?! { (Mate in 9 → -10.96) Lost forced checkmate sequence. Rxc2 was best. } (43... Rxc2 44. Qxc2 Qxc2 45. Re1 Qc5+ 46. Kf1 Rh1+ 47. Ke2 Qc2+ 48. Kf3 Rxe1 49. Kg3 Rg1 50. Kf3) 44. Rd2 Qc5+ { White resigns. } 0-1