[Event "2023 Summer Marathon"] [Site "https://lichess.org/DN43TbhG"] [Date "2023.08.05"] [White "Grammnik"] [Black "FangMcFrost"] [Result "0-1"] [UTCDate "2023.08.05"] [UTCTime "04:52:03"] [WhiteElo "2337"] [BlackElo "1999"] [WhiteRatingDiff "-13"] [BlackRatingDiff "+49"] [WhiteTitle "FM"] [Variant "Standard"] [TimeControl "60+0"] [ECO "D85"] [Opening "Grünfeld Defense: Exchange Variation, Modern Exchange Variation"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. d4 d5 2. Nf3 Nf6 3. c4 g6?! { (0.16 → 0.90) Inaccuracy. e6 was best. } (3... e6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3 c5 8. cxd5) 4. Nc3?! { (0.90 → 0.22) Inaccuracy. cxd5 was best. } (4. cxd5 Bg7 5. Qa4+ c6 6. dxc6 Nxc6 7. Nc3 Bf5 8. g3 O-O) 4... Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 { D85 Grünfeld Defense: Exchange Variation, Modern Exchange Variation } O-O?! { (0.00 → 0.64) Inaccuracy. c5 was best. } (7... c5 8. Bb5+ Nc6 9. O-O O-O 10. Be3 Bg4 11. Bxc6 bxc6 12. Rc1) 8. Rb1 c6?! { (0.24 → 0.91) Inaccuracy. c5 was best. } (8... c5) 9. Be2 Nd7 10. O-O Nf6 11. e5 Nd5 12. Bd2 Qc7?! { (0.69 → 1.60) Inaccuracy. b5 was best. } (12... b5 13. h4) 13. a4?! { (1.60 → 0.82) Inaccuracy. c4 was best. } (13. c4) 13... Bf5 14. Rb3 Rad8?! { (0.89 → 1.49) Inaccuracy. a5 was best. } (14... a5 15. h3 Bd7 16. c4 Nb4 17. Qa1 b6 18. Qc1 c5 19. d5 Bxa4 20. Ra3 Bd7 21. Bf4) 15. h3 b6?? { (0.93 → 3.95) Blunder. a5 was best. } (15... a5) 16. Re1?? { (3.95 → 0.56) Blunder. c4 was best. } (16. c4 Be6 17. Ng5 c5 18. Nxe6 fxe6 19. cxd5 Rxd5 20. Rd3 c4 21. Rc3 Rxd4 22. Qc1 Bxe5) 16... e6?? { (0.56 → 2.86) Blunder. c5 was best. } (16... c5 17. c4 Nb4 18. Bxb4 cxb4 19. Rxb4 Be4 20. Qa1 Bxf3 21. Bxf3 a5 22. Rbb1 Qxc4 23. d5) 17. Nh4?? { (2.86 → 0.69) Blunder. g4 was best. } (17. g4 Be4 18. Ng5 Nxc3 19. Rxc3 Rxd4 20. Nxe4 Rxe4 21. Bb5 Rxe1+ 22. Qxe1 c5 23. Bf4 Rd8) 17... Ne7? { (0.69 → 2.34) Mistake. c5 was best. } (17... c5 18. Nxf5 gxf5 19. Qb1 h6 20. c4 Ne7 21. d5 Qxe5 22. Rg3 Kh7 23. Bc3 Qxg3 24. fxg3) 18. Bf1? { (2.34 → 0.94) Mistake. g4 was best. } (18. g4 Be4 19. Bf1 g5 20. Bxg5 Bg6 21. Nxg6 hxg6 22. Rb2 c5 23. Rd2 cxd4 24. cxd4 Rd7) 18... c5 19. dxc5?! { (0.86 → -0.20) Inaccuracy. g4 was best. } (19. g4 Bd3 20. Bxd3 c4 21. Nf3 cxb3 22. Qxb3 h6 23. h4 Rc8 24. Ba6 Rfd8 25. c4 Rb8) 19... Qxc5 20. g4? { (-0.22 → -1.62) Mistake. Nf3 was best. } (20. Nf3 Nc6 21. Rb5 Qa3 22. a5 bxa5 23. Qc1 Qxc1 24. Bxc1 Bd3 25. Rc5 Bxf1 26. Kxf1 Rc8) 20... Bd3 21. Bxd3?! { (-1.68 → -2.49) Inaccuracy. Nf3 was best. } (21. Nf3 Bxf1 22. Rxf1 Qc4 23. Rb4 Qa2 24. a5 Qxa5 25. Ra4 Qd5 26. Qe2 Nc6 27. Bg5 Rd7) 21... Rxd3 22. Qe2 Rfd8 23. Be3 Qc7?! { (-2.91 → -1.84) Inaccuracy. Qc4 was best. } (23... Qc4 24. Rb4 Qxc3 25. Re4 Bxe5 26. Kg2 Bf6 27. Nf3 Qc6 28. Bc1 R8d7 29. Bb2 Bxb2 30. Qxb2) 24. Rb5?! { (-1.84 → -2.98) Inaccuracy. Nf3 was best. } (24. Nf3) 24... R3d5?? { (-2.98 → -0.86) Blunder. Bxe5 was best. } (24... Bxe5 25. Nf3 Bxc3 26. Rc1 Qd6 27. Rc2 Bg7 28. a5 Rd5 29. Rc1 Rxb5 30. Qxb5 Nd5 31. axb6) 25. c4 Rxb5 26. cxb5?! { (-0.78 → -1.35) Inaccuracy. axb5 was best. } (26. axb5 Qxe5) 26... Nd5?! { (-1.35 → -0.65) Inaccuracy. Qxe5 was best. } (26... Qxe5 27. Nf3) 27. a5? { (-0.65 → -2.41) Mistake. Nf3 was best. } (27. Nf3 Bxe5 28. Bxb6 Bh2+ 29. Nxh2 axb6 30. Nf3 Nc3 31. Qe5 Qxe5 32. Nxe5 Rd4 33. a5 bxa5) 27... Qxe5?! { (-2.41 → -1.75) Inaccuracy. bxa5 was best. } (27... bxa5 28. Bg5) 28. Nf3 Qc7 29. axb6 axb6 30. Rc1 Qb7 31. Rc6 Nxe3? { (-1.51 → -0.02) Mistake. h6 was best. } (31... h6 32. Nd2) 32. Qxe3 Rc8?! { (-0.06 → 0.80) Inaccuracy. e5 was best. } (32... e5) 33. Rxb6? { (0.80 → -0.50) Mistake. Rxc8+ was best. } (33. Rxc8+ Qxc8) 33... Qc7?? { (-0.50 → 1.32) Blunder. Qd5 was best. } (33... Qd5 34. Kg2 Bc3 35. Ra6 Bf6 36. Ra7 Qxb5 37. Nd2 Qd5+ 38. Qf3 Qxf3+ 39. Kxf3 Bh4 40. Kg2) 34. Rc6 Qb7 35. Rxc8+ Qxc8 36. b6? { (1.63 → 0.39) Mistake. Qa7 was best. } (36. Qa7 Bf8) 36... Qb7?? { (0.39 → 2.59) Blunder. Qc2 was best. } (36... Qc2 37. Kg2 Qc6 38. Qb3 Be5 39. Kf1 Bb8 40. Nd2 h6 41. Ke2 Kh7 42. Qb2 Kg8 43. b7) 37. Kg2?? { (2.59 → -0.49) Blunder. Ng5 was best. } (37. Ng5 Bf8 38. Qf3 Qxf3 39. Nxf3 Bd6 40. Nd4 f5 41. gxf5 exf5 42. b7 Kf7 43. Kg2 Kf6) 37... Bf6 38. Qc5 Kg7?? { (-0.55 → 4.56) Blunder. Bd8 was best. } (38... Bd8 39. Qb5 Bxb6 40. Qe8+ Kg7 41. Qb5 Kf8 42. Qb4+ Kg8 43. Qb2 Qc6 44. Qf6 Bc7 45. Qd4) 39. Qc7 Qa6?! { (4.66 → 6.24) Inaccuracy. Qd5 was best. } (39... Qd5 40. b7 e5 41. b8=Q e4 42. Ng1 e3+ 43. f3 Qa2+ 44. Kh1 Qe6 45. Qb5 Qe7 46. Qg3) 40. b7 Qxb7 41. Qxb7 h5 42. g5 Bxg5?! { (11.60 → Mate in 4) Checkmate is now unavoidable. Bc3 was best. } (42... Bc3 43. Qc8 Bb2 44. Qc2 Bf6 45. gxf6+ Kxf6 46. Qc3+ Ke7 47. Qc7+ Kf6 48. Qb7 h4 49. Qc7) 43. Nxg5 Kf6 44. Qxf7+ Kxg5 45. Kg3 Kh6 { Black wins on time. } 0-1