[Event "2021 Summer Marathon"] [Site "https://lichess.org/rATiCJqf"] [Date "2021.08.07"] [White "superchess2002"] [Black "Maverick2490"] [Result "0-1"] [UTCDate "2021.08.07"] [UTCTime "15:21:33"] [WhiteElo "2807"] [BlackElo "2041"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+12"] [WhiteTitle "GM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "D15"] [Opening "Slav Defense: Three Knights Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 Nf6 3. Nf3?! { (0.81 → 0.16) Inaccuracy. cxd5 was best. } (3. cxd5 c6 4. dxc6 Nxc6 5. Nf3 e5 6. dxe5 Qxd1+ 7. Kxd1 Ng4) 3... c6 4. Nc3 { D15 Slav Defense: Three Knights Variation } Bg4?! { (0.31 → 0.94) Inaccuracy. e6 was best. } (4... e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O) 5. Bf4 Bxf3 6. exf3?! { (0.91 → 0.12) Inaccuracy. gxf3 was best. } (6. gxf3 e6 7. e4 Bb4 8. Qb3 Qa5 9. Bd3 Nbd7 10. cxd5 cxd5) 6... Nbd7? { (0.12 → 1.33) Mistake. dxc4 was best. } (6... dxc4 7. Bxc4 e6 8. O-O Be7 9. a3 O-O 10. g3 Nd5 11. Be3) 7. Be2? { (1.33 → 0.00) Mistake. cxd5 was best. } (7. cxd5 cxd5 8. Nb5 e5 9. dxe5 Bb4+ 10. Nc3 Qe7 11. Bb5 O-O) 7... e6 8. O-O?! { (0.49 → -0.12) Inaccuracy. cxd5 was best. } (8. cxd5 exd5 9. h4 Nh5 10. Bg5 Be7 11. Qd2 Nhf6 12. g4 Nf8) 8... Be7 9. cxd5 cxd5 10. Bg3?! { (0.65 → 0.00) Inaccuracy. Qb3 was best. } (10. Qb3 Nh5) 10... O-O 11. Rc1 b6?! { (-0.02 → 0.74) Inaccuracy. Nh5 was best. } (11... Nh5 12. f4) 12. Nb5 a6?? { (0.81 → 2.95) Blunder. Ne8 was best. } (12... Ne8) 13. Bc7 Qe8 14. Nd6 Bxd6 15. Bxd6 Qd8 16. Bxf8 Nxf8 17. Qa4 Ng6 18. Qc6 b5 19. Qc7 Qxc7 20. Rxc7 Nf4 21. a4?? { (2.82 → -4.35) Blunder. Re1 was best. } (21. Re1 Ne8 22. Rc5 Kf8 23. g3 Nxe2+ 24. Rxe2 Nd6 25. Rec2 a5 26. f4 g6 27. g4 a4) 21... Nxe2+ 22. Kh1 Nxd4 23. Rfc1 g6 24. Rb7?! { (-3.24 → -4.95) Inaccuracy. Rc8+ was best. } (24. Rc8+ Rxc8 25. Rxc8+ Kg7 26. Ra8 Nb3 27. Rxa6 bxa4 28. Rxa4 Nd7 29. Kg1 Ndc5 30. Rb4 Kf6) 24... bxa4 25. Rcc7 Rf8 26. Rb6 Nb3 27. Rxa6 Nd2? { (-5.74 → -3.03) Mistake. d4 was best. } (27... d4 28. Rxa4 d3 29. Rc3 d2 30. Rd3 Nc5 31. Raa3 Nxd3 32. Rxd3 Ra8 33. g4 Ra1+ 34. Kg2) 28. Rxa4 Nc4 29. b3 Nb2?! { (-3.54 → -2.25) Inaccuracy. Rb8 was best. } (29... Rb8) 30. Raa7?! { (-2.25 → -3.54) Inaccuracy. Rd4 was best. } (30. Rd4 Rb8) 30... Nd3 31. Kg1 Nh5 32. g3 Ng7?! { (-2.55 → -1.68) Inaccuracy. Nf6 was best. } (32... Nf6 33. Kf1 d4 34. f4 Nd5 35. Rc4 Rb8 36. Rxd4 Rxb3 37. Rda4 Kg7 38. Kg2 Rb1 39. h4) 33. b4? { (-1.68 → -3.39) Mistake. Rc3 was best. } (33. Rc3 Ne5 34. f4 Ng4 35. f3 Nf6 36. g4 d4 37. Rd3 h5 38. h3 Rd8 39. Ra4 Rb8) 33... Nf5?? { (-3.39 → -0.22) Blunder. Nxb4 was best. } (33... Nxb4 34. Rab7 Nd3 35. f4 e5 36. Rb5 Ne6 37. Ra7 exf4 38. Rxd5 Ndc5 39. gxf4 Rc8 40. f5) 34. b5 Nd4? { (-0.16 → 1.10) Mistake. Ne5 was best. } (34... Ne5 35. b6 Nxf3+ 36. Kg2 N3d4 37. b7 Nd6 38. g4 g5 39. Ra8 Nxb7 40. Rxf8+ Kxf8 41. Rxb7) 35. b6 Nb4?? { (1.53 → 3.88) Blunder. Rb8 was best. } (35... Rb8 36. b7) 36. b7 Nb5 37. Rc8 Nxa7 38. Rxf8+ Kxf8 39. b8=Q+ Nc8 40. Qa7?? { (4.10 → -6.50) Blunder. Qxc8+ was best. } (40. Qxc8+ Kg7 41. Kf1 Nc6 42. f4 Ne7 43. Qc3+ d4 44. Qa1 Nf5 45. g4 Ne3+ 46. Ke2 Nxg4) 40... Nc6?? { (-6.50 → 2.75) Blunder. Nxa7 was best. } (40... Nxa7 41. Kf1 Nb5 42. Ke1 Ke7 43. Kd2 d4 44. Ke2 Nc3+ 45. Kd2 Nb1+ 46. Kc1 d3 47. h4) 41. f4?? { (2.75 → -6.25) Blunder. Qa1 was best. } (41. Qa1 Kg8 42. Qa8 Ne7 43. Qa4 Kg7 44. Qd7 e5 45. h4 h6 46. Kg2 Kf8 47. Kh1 Kg7) 41... N6xa7 42. f5 Nd6 43. fxg6 hxg6 44. g4 Ke7 45. g5?! { (-5.89 → -7.87) Inaccuracy. Kf1 was best. } (45. Kf1 d4 46. Ke2 Nc6 47. f4 Nf5 48. Kd3 Nb4+ 49. Kc4 Ne3+ 50. Kxb4 d3 51. Kc3 Nxg4) 45... e5 46. Kg2 e4 47. Kg3 Ke6 48. Kf4 Nf5 49. h4?! { (-11.31 → Mate in 11) Checkmate is now unavoidable. Kg4 was best. } (49. Kg4 d4 50. h4 Nc6 51. Kf4 Nd6 52. Kg3 d3 53. Kf4 Ne5 54. h5 gxh5 55. Ke3 Nf3) 49... Nc6 50. h5 Ncd4? { (Mate in 8 → -8.10) Lost forced checkmate sequence. gxh5 was best. } (50... gxh5 51. g6 fxg6 52. Kg5 Ne5 53. f3 exf3 54. Kf4 f2 55. Kg5 d4 56. Kf4 f1=Q+ 57. Kg5) 51. hxg6? { (-8.10 → Mate in 9) Checkmate is now unavoidable. h6 was best. } (51. h6 Ne2+ 52. Kg4 Nd6 53. Kh3 f5 54. Kg2 Nd4 55. Kf1 Nf3 56. Ke2 d4 57. Kd1 d3) 51... fxg6 52. Kg4 Ne2 53. f4 Ned4 54. Kh3 Nf3 55. Kg4 d4 56. Kh3 d3 57. Kg4 d2 58. Kh3 d1=Q 59. Kg4 Qg1+ 60. Kh3 Qg3# { Black wins by checkmate. } 0-1