[Event "THINK Monthly Classical"] [Site "https://lichess.org/BCjC992h"] [Date "2021.03.03"] [White "sanesteban058"] [Black "Twenty-One"] [Result "0-1"] [UTCDate "2021.03.03"] [UTCTime "21:00:01"] [WhiteElo "2021"] [BlackElo "1812"] [WhiteRatingDiff "-43"] [BlackRatingDiff "+27"] [Variant "Standard"] [TimeControl "1800+3"] [ECO "D53"] [Opening "Queen's Gambit Declined"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 { D53 Queen's Gambit Declined } 5. e3 c6?! { (-0.01 → 0.54) Inaccuracy. dxc4 was best. } (5... dxc4 6. Bxc4 a6 7. Nf3 c5 8. dxc5 Qxd1+ 9. Rxd1 Bxc5 10. Be2) 6. Nf3 Nbd7 7. Bd3 h6 8. Bh4 O-O 9. Qc2 dxc4 10. Bxc4 b5 11. Bd3 Re8 12. O-O a5 13. Rfd1 Bb7 14. Ne5 Nf8?! { (1.01 → 1.65) Inaccuracy. Qb6 was best. } (14... Qb6 15. Bxf6 Nxf6 16. Ne4 Rad8 17. Rac1 Nxe4 18. Bxe4 Bd6 19. Nd3 e5 20. dxe5 Bxe5 21. Nxe5) 15. f4 Rc8 16. a3 Nd5 17. Bf2?! { (1.12 → 0.52) Inaccuracy. Bxe7 was best. } (17. Bxe7 Qxe7 18. Nxd5 exd5 19. Re1 Rc7 20. Rac1 Rec8 21. Qd2 Ra8 22. h3 Qd6 23. Bb1 Bc8) 17... Rc7 18. Qd2?! { (0.99 → 0.33) Inaccuracy. Ne4 was best. } (18. Ne4 Nd7) 18... a4?! { (0.33 → 1.27) Inaccuracy. Nxc3 was best. } (18... Nxc3) 19. Rac1 f6 20. Ng6 Bd6 21. Nxf8 Rxf8 22. Ne4 Be7 23. Nc5 Bxc5 24. Rxc5 f5 25. Rdc1 Qf6 26. Bxb5? { (1.53 → 0.24) Mistake. Bg3 was best. } (26. Bg3 Rd7) 26... cxb5 27. Rxc7 Nxc7 28. Rxc7 Be4 29. Qb4 Qg6 30. Bg3 Rb8 31. Qc3 h5 32. Qd2 Kh7 33. Bh4 b4 34. axb4 Rxb4 35. Bg5 Rb7 36. Rxb7 Bxb7 37. Qb4 Bc6 38. Qd6 Qe8 39. Kf2 Bd5 40. Qb6 Qa8 41. e4?! { (-0.21 → -0.98) Inaccuracy. Qb5 was best. } (41. Qb5 Bxg2 42. Qe2 Kg6 43. Kg3 Bh1 44. Be7 Kf7 45. Bb4 Kg8 46. Bc3 Qd5 47. Qf2 Kh7) 41... Bxe4 42. Qxe6?? { (-1.32 → -3.79) Blunder. Qb5 was best. } (42. Qb5) 42... Qb8 43. Qa2 Qb4 44. Kg3?? { (-4.23 → Mate in 5) Checkmate is now unavoidable. Ke2 was best. } (44. Ke2 Qxd4 45. Qa3 Bxg2 46. Ke1 Qg1+ 47. Kd2 Qxh2 48. Qe3 Bf3+ 49. Ke1 Qh1+ 50. Kf2 Bg4) 44... Qe1+ 45. Kh3 Qf1?! { (Mate in 4 → -147.07) Lost forced checkmate sequence. Qe2 was best. } (45... Qe2 46. Qg8+ Kxg8 47. Kg3 Qxg2+ 48. Kh4 Qxh2#) 46. b4 axb3 47. Qb2 Qd3+ 48. Kh4 Qc2 49. Qa3 Qf2+ 50. Kxh5 g6# { Black wins by checkmate. } 0-1