[Event "Kelas week 12 Arena"] [Site "https://lichess.org/cYi8ekln"] [Date "2025.12.31"] [Round "-"] [White "B122410637"] [Black "B122410101"] [Result "1-0"] [GameId "cYi8ekln"] [UTCDate "2025.12.31"] [UTCTime "07:05:01"] [WhiteElo "838"] [BlackElo "855"] [WhiteRatingDiff "+27"] [BlackRatingDiff "-20"] [Variant "Standard"] [TimeControl "180+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. e3 { [%eval 0.08] } { A00 Van't Kruijs Opening } 1... e5 { [%eval 0.26] } 2. Nf3?! { (0.26 → -0.35) Inaccuracy. d4 was best. } { [%eval -0.35] } (2. d4 exd4 3. exd4 d5 4. Nf3 Nc6 5. Nc3 a6 6. Bd3 Nb4) 2... e4 { [%eval -0.35] } 3. Ne5 { [%eval -0.88] } 3... f6?? { (-0.88 → 4.35) Blunder. d6 was best. } { [%eval 4.35] } (3... d6 4. Nc4 d5 5. Nca3 Nf6 6. Be2 a6 7. d4 Bd6 8. c4) 4. Nc4?? { (4.35 → -0.57) Blunder. Qh5+ was best. } { [%eval -0.57] } (4. Qh5+ g6 5. Nxg6 hxg6 6. Qxh8 Nh6 7. Qh7 d5 8. Qxg6+ Nf7) 4... d5 { [%eval -0.54] } 5. Nca3 { [%eval -0.61] } 5... g6?! { (-0.61 → 0.13) Inaccuracy. f5 was best. } { [%eval 0.13] } (5... f5 6. c4 dxc4 7. Nxc4 Nc6 8. b3 Nf6 9. Bb2 Be6 10. Nc3) 6. c3?! { (0.13 → -0.69) Inaccuracy. c4 was best. } { [%eval -0.69] } (6. c4 c6) 6... b6?! { (-0.69 → -0.01) Inaccuracy. f5 was best. } { [%eval -0.01] } (6... f5 7. d4 c6 8. c4 a6 9. Bd2 Nf6 10. Be2 h5 11. c5 a5 12. Nc3) 7. Bb5+ { [%eval -0.52] } 7... c6 { [%eval -0.53] } 8. Ba4? { (-0.53 → -2.12) Mistake. Be2 was best. } { [%eval -2.12] } (8. Be2 f5 9. d3 exd3 10. Qxd3 Nf6 11. c4 Bg7 12. Nc3 Be6 13. O-O O-O) 8... b5 { [%eval -2.24] } 9. Nxb5 { [%eval -2.51] } 9... cxb5 { [%eval -2.52] } 10. Bxb5+ { [%eval -2.49] } 10... Ke7?! { (-2.49 → -1.84) Inaccuracy. Kf7 was best. } { [%eval -1.84] } (10... Kf7 11. O-O f5 12. d3 exd3 13. c4 a6 14. Ba4 Nf6) 11. d4 { [%eval -1.85] } 11... a6 { [%eval -1.76] } 12. Ba4 { [%eval -1.69] } 12... Nh6?! { (-1.69 → -0.99) Inaccuracy. Kf7 was best. } { [%eval -0.99] } (12... Kf7 13. O-O Kg7 14. c4 dxc4 15. Nc3 Bb7 16. d5 Nd7 17. b3 cxb3 18. Nxe4) 13. O-O { [%eval -1.15] } 13... Ra7 { [%eval -0.75] } 14. b3?! { (-0.75 → -1.49) Inaccuracy. c4 was best. } { [%eval -1.49] } (14. c4 Kf7) 14... Qa5? { (-1.49 → -0.34) Mistake. Nd7 was best. } { [%eval -0.34] } (14... Nd7 15. f3 Nb6 16. fxe4 Nxa4 17. exd5 Qxd5 18. e4 Qd8 19. bxa4 Kf7 20. c4) 15. Ba3+? { (-0.34 → -1.76) Mistake. c4 was best. } { [%eval -1.76] } (15. c4) 15... Kd8? { (-1.76 → -0.40) Mistake. Kf7 was best. } { [%eval -0.4] } (15... Kf7 16. Bxf8 Rxf8 17. c4 f5 18. Qc2 Bd7 19. Nc3 Bxa4 20. Nxa4 Qc7 21. h3) 16. b4? { (-0.40 → -1.61) Mistake. Bxf8 was best. } { [%eval -1.61] } (16. Bxf8 Rxf8) 16... Qc7 { [%eval -1.53] } 17. c4? { (-1.53 → -2.90) Mistake. h3 was best. } { [%eval -2.9] } (17. h3 Nd7 18. c4 Qxc4 19. Bb3 Qc6 20. Qd2 Qe6 21. Rc1 Nf5 22. Rc5 Nxc5) 17... Qxc4? { (-2.90 → -1.05) Mistake. Ng4 was best. } { [%eval -1.05] } (17... Ng4 18. g3 h5 19. b5 axb5 20. cxb5 h4 21. b6 Qxb6 22. Bxf8 Rxf8 23. Nc3) 18. Nd2? { (-1.05 → -2.27) Mistake. Qd2 was best. } { [%eval -2.27] } (18. Qd2 Qc7) 18... Qc7? { (-2.27 → -0.92) Mistake. Qd3 was best. } { [%eval -0.92] } (18... Qd3 19. Bb3 a5 20. Bxd5 Qxa3 21. Bxe4 axb4 22. Qf3 Nd7 23. Rfc1 Nf5 24. Bxf5) 19. b5?? { (-0.92 → -4.10) Blunder. Rc1 was best. } { [%eval -4.1] } (19. Rc1 Qf7) 19... Bg4?? { (-4.10 → -0.08) Blunder. Bxa3 was best. } { [%eval -0.08] } (19... Bxa3 20. b6 Qxb6 21. Rb1 Qd6 22. f3 exf3 23. Nxf3 Ke7 24. Qd2 Nf7 25. Ne5) 20. Qb3 { [%eval -0.16] } 20... axb5 { [%eval -0.1] } 21. Bxb5?? { (-0.10 → -3.29) Blunder. Bxf8 was best. } { [%eval -3.29] } (21. Bxf8 Rxf8) 21... f5?? { (-3.29 → 4.18) Blunder. Bxa3 was best. } { [%eval 4.18] } (21... Bxa3 22. Qxd5+ Ke7 23. Qxe4+ Kf7 24. Nc4 Kg7 25. Qc2 Bd6 26. a4 Bd7 27. Rfb1) 22. Qxd5+ { [%eval 3.9] } 22... Kc8? { (3.90 → 7.17) Mistake. Nd7 was best. } { [%eval 7.17] } (22... Nd7 23. Rfc1 Qb7 24. Bc6 Qa6 25. Bxd7 Rxd7 26. Qe5 Qxa3 27. Rab1 Qxc1+ 28. Rxc1) 23. h3?? { (7.17 → 3.23) Blunder. Rac1 was best. } { [%eval 3.23] } (23. Rac1 Bxa3 24. Rxc7+ Rxc7 25. Nc4 Rxc4 26. Qxc4+ Kd8 27. Qd5+ Kc7 28. Qe5+ Kb6) 23... Rxa3? { (3.23 → 6.39) Mistake. Bxa3 was best. } { [%eval 6.39] } (23... Bxa3 24. Nc4) 24. Bd7+?? { (6.39 → -1.60) Blunder. Rac1 was best. } { [%eval -1.6] } (24. Rac1 Rc3 25. Nc4 Bb4 26. Rxc3 Bxc3 27. Nd6+ Kd8 28. Ne8+ Qd7 29. Bxd7 Nxd7) 24... Nxd7 { [%eval -1.42] } 25. Nc4? { (-1.42 → -2.98) Mistake. Rac1 was best. } { [%eval -2.98] } (25. Rac1 Rc3) 25... Ra7?? { (-2.98 → -0.53) Blunder. Qb7 was best. } { [%eval -0.53] } (25... Qb7 26. Nd6+ Bxd6 27. Qxd6 Ra6 28. Qe7 Be2 29. Rfc1+ Rc6 30. Rab1 Qc7 31. Qa3) 26. Rac1 { [%eval -1.0] } 26... Kb8?? { (-1.00 → 2.70) Blunder. Be2 was best. } { [%eval 2.7] } (26... Be2 27. Ne5) 27. Nd6?? { (2.70 → -4.98) Blunder. Ne5 was best. } { [%eval -4.98] } (27. Ne5 Bc5) 27... Qa5?? { (-4.98 → Mate in 1) Checkmate is now unavoidable. Qxd6 was best. } { [%eval #1] } (27... Qxd6 28. Qc4 Be7 29. Rb1+ Ka8 30. Rfc1 Rd8 31. hxg4 Nxg4 32. a4 Rb8 33. Rxb8+) 28. Rc8# { White wins by checkmate. } 1-0