[Event "KOKU CHESS 2223"] [Site "https://lichess.org/Oa2eLoBW"] [Date "2023.01.04"] [Round "-"] [White "weihannnn"] [Black "JChai"] [Result "0-1"] [GameId "Oa2eLoBW"] [UTCDate "2023.01.04"] [UTCTime "07:18:46"] [WhiteElo "960"] [BlackElo "741"] [WhiteRatingDiff "-36"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. e3 { [%eval 0.0] } { A00 Van't Kruijs Opening } 1... d5 { [%eval 0.1] } 2. Nc3 { [%eval -0.28] } 2... Nf6 { [%eval -0.32] } 3. Nf3 { [%eval -0.25] } 3... e6 { [%eval -0.22] } 4. Bb5+?! { (-0.22 → -0.93) Inaccuracy. d4 was best. } { [%eval -0.93] } (4. d4 c5 5. dxc5 Bxc5 6. Bd3 O-O 7. O-O Nc6 8. h3 e5) 4... c6 { [%eval -0.83] } 5. Be2 { [%eval -0.81] } 5... Bd7?! { (-0.81 → -0.09) Inaccuracy. Bd6 was best. } { [%eval -0.09] } (5... Bd6 6. d4 Nbd7 7. Qd3 c5 8. b3 a6 9. a4 O-O 10. Bb2) 6. Ne5 { [%eval -0.36] } 6... Bd6 { [%eval -0.29] } 7. Nxd7 { [%eval -0.62] } 7... Nbxd7 { [%eval -0.55] } 8. O-O { [%eval -1.0] } 8... Qc7 { [%eval -1.05] } 9. d4?! { (-1.05 → -2.00) Inaccuracy. f4 was best. } { [%eval -2.0] } (9. f4 g5) 9... O-O-O?! { (-2.00 → -0.95) Inaccuracy. Bxh2+ was best. } { [%eval -0.95] } (9... Bxh2+ 10. Kh1 Bd6 11. Bf3 O-O-O 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Nf6 15. Qf3 Nxe4 16. Qxe4) 10. Na4?? { (-0.95 → -3.00) Blunder. f4 was best. } { [%eval -3.0] } (10. f4 g5) 10... Ne4?? { (-3.00 → -0.88) Blunder. Bxh2+ was best. } { [%eval -0.88] } (10... Bxh2+ 11. Kh1 h5 12. Qe1 Ng4 13. Bd2 Ndf6 14. Bd3 Bd6 15. f4 h4 16. Nc5 Nh5 17. Ba5) 11. Bf3? { (-0.88 → -2.66) Mistake. f4 was best. } { [%eval -2.66] } (11. f4 g5 12. c4 dxc4 13. Qc2 f5 14. Nc3 Ndf6 15. Bxc4 Rhe8 16. Bd3 gxf4 17. Bxe4 fxe4) 11... b5? { (-2.66 → -1.39) Mistake. Bxh2+ was best. } { [%eval -1.39] } (11... Bxh2+ 12. Kh1 h5 13. Bd2 Ndf6 14. Bxe4 dxe4 15. f4 Bg3 16. Be1 h4 17. Kg1 Bxe1 18. Qxe1) 12. Nc3 { [%eval -1.29] } 12... c5?? { (-1.29 → 1.16) Blunder. Bxh2+ was best. } { [%eval 1.16] } (12... Bxh2+ 13. Kh1) 13. Nxb5 { [%eval 1.19] } 13... cxd4?? { (1.19 → 5.80) Blunder. Bxh2+ was best. } { [%eval 5.8] } (13... Bxh2+) 14. Nxc7 { [%eval 5.95] } 14... Kxc7 { [%eval 6.29] } 15. exd4 { [%eval 6.14] } 15... Ng5 { [%eval 8.06] } 16. Bg4 { [%eval 6.26] } 16... Ne4 { [%eval 6.47] } 17. Qe1 { [%eval 5.85] } 17... Nef6 { [%eval 6.0] } 18. Qa5+ { [%eval 6.01] } 18... Kb8 { [%eval 6.06] } 19. Bh3 { [%eval 5.67] } 19... Rc8 { [%eval 5.77] } 20. b3 { [%eval 5.57] } 20... Bc7 { [%eval 5.96] } 21. Qb4+ { [%eval 5.91] } 21... Ka8 { [%eval 5.93] } 22. c4 { [%eval 5.9] } 22... Rb8 { [%eval 6.34] } 23. Qa4 { [%eval 6.14] } 23... Nb6 { [%eval 6.01] } 24. Qa5 { [%eval 5.97] } 24... Nfd7 { [%eval 6.59] } 25. cxd5 { [%eval 5.89] } 25... exd5 { [%eval 7.45] } 26. Bxd7 { [%eval 7.82] } 26... f6 { [%eval 14.19] } 27. Be3 { [%eval 7.86] } 27... Rhd8 { [%eval 11.13] } 28. Be6 { [%eval 7.86] } 28... Nc4 { [%eval 11.55] } 29. Bxd5+ { [%eval 10.48] } 29... Rb7?! { (10.48 → Mate in 10) Checkmate is now unavoidable. Rxd5 was best. } { [%eval #10] } (29... Rxd5 30. Qxd5+ Rb7 31. Qxb7+ Kxb7 32. bxc4 Kc8 33. d5 a5 34. Rab1 Be5 35. c5 Bc3 36. Rb6) 30. Bxb7+? { (Mate in 10 → 8.87) Lost forced checkmate sequence. Qxc7 was best. } { [%eval 8.87] } (30. Qxc7 Rxd5 31. Qc8+ Rb8 32. Qc6+ Rb7 33. bxc4 Kb8 34. Rfb1 Rb6 35. cxd5 g5 36. d6 h5) 30... Kb8 { [%eval 11.87] } 31. Bf4?! { (11.87 → 6.81) Inaccuracy. Qa6 was best. } { [%eval 6.81] } (31. Qa6 Bxh2+ 32. Kh1 Kc7 33. bxc4 Kd7 34. Bc6+ Kd6 35. Qb7 Ke6 36. Kxh2 a6 37. Qxg7) 31... Nxa5 { [%eval 6.77] } 32. Rfc1? { (6.77 → 3.88) Mistake. Bxc7+ was best. } { [%eval 3.88] } (32. Bxc7+ Kxc7 33. Bf3 Kb6 34. Rfe1 Rxd4 35. Re6+ Kb5 36. Re7 Rf4 37. b4 Kxb4 38. Rxa7 Rxf3) 32... Nxb7?? { (3.88 → 9.11) Blunder. Bxf4 was best. } { [%eval 9.11] } (32... Bxf4 33. Ba6 Bxc1 34. Rxc1 Nb7 35. Bxb7 Kxb7 36. Rc4 Kb6 37. g3 h5 38. Kf1 a6 39. h4) 33. Bxc7+ { [%eval 8.7] } 33... Kc8 { [%eval 8.96] } 34. Rd1?! { (8.96 → 5.93) Inaccuracy. Bg3+ was best. } { [%eval 5.93] } (34. Bg3+ Kd7 35. Rc7+ Ke6 36. Rxb7 Rxd4 37. Rxa7 g5 38. Re1+ Kf5 39. Rxh7 Rd2 40. a4 Kg6) 34... Kxc7 { [%eval 5.81] } 35. Rac1+ { [%eval 6.05] } 35... Kb8 { [%eval 5.89] } 36. d5 { [%eval 6.07] } 36... Na5 { [%eval 6.05] } 37. d6 { [%eval 5.98] } 37... a6 { [%eval 6.72] } 38. d7 { [%eval 6.67] } 38... f5 { [%eval 6.71] } 39. Rc5 { [%eval 6.86] } 39... h5 { [%eval 7.37] } 40. Rb5+?? { (7.37 → -0.30) Blunder. Rxa5 was best. } { [%eval -0.3] } (40. Rxa5 Kb7 41. Rxf5 g6 42. Rg5 Kc7 43. Rc5+ Kb7 44. Rc8 Rxd7 45. Rcc1 Rxd1+ 46. Rxd1 Ka7) 40... Kc7?? { (-0.30 → 7.18) Blunder. axb5 was best. } { [%eval 7.18] } (40... axb5 41. Rd5) 41. Rc1+ { [%eval 6.44] } 41... Kd6 { [%eval 6.91] } 42. Rd1+ { [%eval 6.91] } 42... Ke6 { [%eval 7.22] } 43. Rb6+ { [%eval 6.67] } 43... Ke7 { [%eval 6.55] } 44. Re1+ { [%eval 6.38] } 44... Kf7 { [%eval 6.52] } { Black wins on time. } 0-1