[Event "Kelas week 12 Arena"] [Site "https://lichess.org/2GbcXA8B"] [Date "2025.12.31"] [Round "-"] [White "D132510262"] [Black "B112410455"] [Result "0-1"] [GameId "2GbcXA8B"] [UTCDate "2025.12.31"] [UTCTime "07:38:24"] [WhiteElo "1088"] [BlackElo "1508"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+8"] [Variant "Standard"] [TimeControl "180+2"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.17] } 1... e6 { [%eval 0.37] } { A40 Horwitz Defense } 2. e3 { [%eval 0.0] } 2... d5 { [%eval 0.11] } 3. Bb5+ { [%eval 0.0] } 3... c6 { [%eval 0.02] } 4. Ba4?! { (0.02 → -0.63) Inaccuracy. Bd3 was best. } { [%eval -0.63] } (4. Bd3 c5 5. b3 g6 6. Nf3 Bg7 7. O-O Ne7 8. c3 b6) 4... Nf6 { [%eval -0.49] } 5. Nc3?! { (-0.49 → -1.13) Inaccuracy. Nd2 was best. } { [%eval -1.13] } (5. Nd2 b5 6. Bb3 c5 7. c3 Bd6 8. Bc2 Nbd7 9. Ngf3 O-O) 5... Bb4 { [%eval -0.6] } 6. Nf3?! { (-0.60 → -1.39) Inaccuracy. Ne2 was best. } { [%eval -1.39] } (6. Ne2 O-O 7. O-O Nbd7 8. Bb3 a5 9. Re1 Bd6 10. e4 Nxe4) 6... Qa5?! { (-1.39 → -0.75) Inaccuracy. Ne4 was best. } { [%eval -0.75] } (6... Ne4 7. Bd2 Bxc3 8. Bxc3 Nxc3 9. bxc3 Qa5 10. Bb3 Qxc3+ 11. Nd2) 7. b3?? { (-0.75 → -5.86) Blunder. Bb3 was best. } { [%eval -5.86] } (7. Bb3 Ne4 8. Bd2 Nxc3 9. bxc3 Bxc3 10. O-O O-O 11. Re1 c5) 7... Bxc3+ { [%eval -6.02] } 8. Kf1 { [%eval -6.49] } 8... Bxa1 { [%eval -6.57] } 9. Bd2 { [%eval -7.2] } 9... Bc3 { [%eval -7.21] } 10. Bxc3 { [%eval -7.28] } 10... Qxc3 { [%eval -7.13] } 11. Ng5 { [%eval -7.62] } 11... Ne4 { [%eval -6.51] } 12. Nf3 { [%eval -7.73] } 12... O-O { [%eval -6.63] } 13. Qd3 { [%eval -8.18] } 13... Qa1+ { [%eval -7.95] } 14. Ke2 { [%eval -9.18] } 14... Qxh1 { [%eval -9.17] } 15. Qd1 { [%eval -10.43] } 15... Qxg2 { [%eval -9.72] } 16. Nh4 { [%eval -11.45] } 16... Qxf2+ { [%eval -11.42] } 17. Kd3 { [%eval -11.35] } 17... Qxh4 { [%eval -11.39] } 18. b4 { [%eval -11.63] } 18... Nf2+ { [%eval -11.59] } 19. Kc3 { [%eval -12.48] } 19... Nxd1+ { [%eval -11.85] } 20. Kb3?! { (-11.85 → Mate in 5) Checkmate is now unavoidable. Kd2 was best. } { [%eval #-5] } (20. Kd2 Nf2 21. c4 Nd7 22. b5 cxb5 23. Bxb5 Ng4) 20... Qe1 { [%eval #-4] } 21. Bb5 { [%eval #-3] } 21... Qc3+ { [%eval #-2] } 22. Ka4 { [%eval #-2] } 22... cxb5+ { [%eval #-2] } 23. Kxb5 { [%eval #-2] } 23... Bd7+ { [%eval #-1] } 24. Ka5 { [%eval #-1] } 24... Qa3# { Black wins by checkmate. } 0-1