[Event "KSCA Weekly Challenge Arena"] [Site "https://lichess.org/aj9k9NPD"] [Date "2024.01.29"] [Round "-"] [White "Sathini2014"] [Black "Methsali"] [Result "0-1"] [GameId "aj9k9NPD"] [UTCDate "2024.01.29"] [UTCTime "15:01:45"] [WhiteElo "554"] [BlackElo "616"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "180+3"] [ECO "A40"] [Opening "Mikenas Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.15] } 1... Nc6?! { (0.15 → 0.89) Inaccuracy. Nf6 was best. } { [%eval 0.89] } { A40 Mikenas Defense } (1... Nf6 2. Nf3 e6 3. c4 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2) 2. Nf3 { [%eval 0.73] } 2... e6 { [%eval 0.98] } 3. Nc3 { [%eval 0.64] } 3... Bc5?? { (0.64 → 5.35) Blunder. Nf6 was best. } { [%eval 5.35] } (3... Nf6 4. e4 Bb4 5. e5 Ne4 6. Qd3 d5 7. Be2 O-O 8. O-O) 4. dxc5 { [%eval 5.34] } 4... d6 { [%eval 5.67] } 5. cxd6 { [%eval 5.57] } 5... Qxd6 { [%eval 5.7] } 6. Qxd6 { [%eval 5.64] } 6... cxd6 { [%eval 5.68] } 7. Nd4?? { (5.68 → 0.50) Blunder. Bd2 was best. } { [%eval 0.5] } (7. Bd2 Nf6 8. e4 e5 9. O-O-O Bg4 10. Bg5 O-O-O 11. Bxf6 gxf6 12. h3 Be6 13. Nd2 Nd4) 7... Nxd4 { [%eval 0.39] } 8. Nb1?? { (0.39 → -4.53) Blunder. Kd2 was best. } { [%eval -4.53] } (8. Kd2 Nf6 9. b3 a6 10. e3 Nc6 11. a4 e5 12. f3 Be6 13. Ba3 d5 14. Re1 h5) 8... Bd7?? { (-4.53 → 0.54) Blunder. Nxc2+ was best. } { [%eval 0.54] } (8... Nxc2+ 9. Kd1 Nxa1 10. e4 Nf6 11. f3 O-O 12. Nc3 d5 13. e5 d4 14. Nb5 Nd5 15. Bd2) 9. Bf4?? { (0.54 → -4.09) Blunder. Na3 was best. } { [%eval -4.09] } (9. Na3 Nf6 10. f3 d5 11. e3 Nc6 12. b3 a6 13. Bb2 b5 14. O-O-O O-O 15. Nb1 Rfc8) 9... O-O-O?? { (-4.09 → 0.73) Blunder. Nxc2+ was best. } { [%eval 0.73] } (9... Nxc2+ 10. Kd2 Nxa1 11. e4 e5 12. Bg3 h5 13. f3 h4 14. Bf2 f5 15. Nc3 Nf6 16. exf5) 10. Bxd6?? { (0.73 → -5.51) Blunder. Na3 was best. } { [%eval -5.51] } (10. Na3 Kc7) 10... Nf6?? { (-5.51 → 1.60) Blunder. Nxc2+ was best. } { [%eval 1.6] } (10... Nxc2+ 11. Kd2 Ba4 12. Nc3 Rxd6+ 13. Kc1 Nxa1 14. Nxa4 Nf6 15. g3 Rc6+ 16. Nc3 Ne4 17. Bg2) 11. Bg3?? { (1.60 → -5.26) Blunder. Na3 was best. } { [%eval -5.26] } (11. Na3 Ba4 12. Bf4 Rhe8 13. e3 Nf5 14. Be5 Rd5 15. Nc4 Bb5 16. Bxf6 gxf6 17. a4 Bxc4) 11... e5?? { (-5.26 → 1.23) Blunder. Nxc2+ was best. } { [%eval 1.23] } (11... Nxc2+ 12. Kd1 Nxa1 13. Kc1 Ne4 14. e3 Bc6 15. Bh4 g5 16. Bg3 h5 17. Nc3 Nxg3 18. hxg3) 12. Bh4?? { (1.23 → -5.05) Blunder. Na3 was best. } { [%eval -5.05] } (12. Na3 Rhe8 13. Bh4 Bc6 14. Rg1 Nf5 15. Bxf6 gxf6 16. g3 Kc7 17. Bh3 Nd6 18. O-O-O h5) 12... Kb8?? { (-5.05 → 1.10) Blunder. Nxc2+ was best. } { [%eval 1.1] } (12... Nxc2+ 13. Kd1 Nxa1 14. Kc1 Be6 15. b3 Rd6 16. Kb2 Nxb3 17. axb3 Rhd8 18. g4 Rb6 19. g5) 13. Bg3?? { (1.10 → -4.93) Blunder. Na3 was best. } { [%eval -4.93] } (13. Na3 Nf5) 13... Rc8?? { (-4.93 → 5.92) Blunder. Nxc2+ was best. } { [%eval 5.92] } (13... Nxc2+ 14. Kd2 Nxa1 15. Bxe5+ Ka8 16. Bxf6 gxf6 17. Nc3 Bc6+ 18. Kc1 b5 19. b4 Rd4 20. Kb2) 14. Bh4?? { (5.92 → -6.72) Blunder. Bxe5+ was best. } { [%eval -6.72] } (14. Bxe5+ Ka8 15. Bxd4 Rxc2 16. Na3 Rc6 17. e3 Rhc8 18. Bd3 Rc1+ 19. Kd2 Rxh1 20. Rxh1 Ng4) 14... Rxc2?? { (-6.72 → -1.18) Blunder. Nxc2+ was best. } { [%eval -1.18] } (14... Nxc2+ 15. Kd2 Ne4+ 16. Kd1 Nxa1 17. e3 Ba4+ 18. b3 Nxb3 19. axb3 Bxb3+ 20. Ke2 Rc2+ 21. Kf3) 15. Kd1?? { (-1.18 → -4.91) Blunder. Na3 was best. } { [%eval -4.91] } (15. Na3) 15... Rxb2 { [%eval -4.98] } 16. Na3 { [%eval -4.79] } 16... Ba4+?! { (-4.79 → -3.80) Inaccuracy. Rc8 was best. } { [%eval -3.8] } (16... Rc8 17. Bg3 Rc5 18. f3 Ba4+ 19. Ke1 b5 20. h4 Nh5 21. Bf2 Rc3 22. e3 Ne6 23. Nxb5) 17. Kc1 { [%eval -4.57] } 17... Rb4 { [%eval -4.5] } 18. Nb5?? { (-4.50 → Mate in 6) Checkmate is now unavoidable. Kd2 was best. } { [%eval #-6] } (18. Kd2 Ne4+ 19. Ke1 Rc8 20. f3 f6 21. e3 Nf5 22. fxe4 Nxh4 23. Kf2 Rc3 24. Rb1 Rxb1) 18... Rxb5? { (Mate in 6 → -8.57) Lost forced checkmate sequence. Rc8+ was best. } { [%eval -8.57] } (18... Rc8+ 19. Nc7 Rxc7+ 20. Kd2 Ne4+ 21. Ke1 Nc2+ 22. Kd1 Nxa1+ 23. Ke1 Rc1#) 19. a3? { (-8.57 → Mate in 4) Checkmate is now unavoidable. Bxf6 was best. } { [%eval #-4] } (19. Bxf6 Rc8+ 20. Kd2 gxf6 21. Ke3 Nc2+ 22. Kf3 Nxa1 23. g3 Rb2 24. Bh3 Rc3+ 25. Kg4 Rxa2) 19... Rc8+ { [%eval #-4] } 20. Kd2 { [%eval #-4] } 20... Rc2+? { (Mate in 4 → -8.02) Lost forced checkmate sequence. Ne4+ was best. } { [%eval -8.02] } (20... Ne4+ 21. Ke1 Nc2+ 22. Kd1 Nxa1+ 23. Ke1 Rc1#) 21. Ke3? { (-8.02 → Mate in 1) Checkmate is now unavoidable. Ke1 was best. } { [%eval #-1] } (21. Ke1 Rc7 22. f3 Nc2+ 23. Kf2 Nxa1 24. g4 Nc2 25. Bg3 Nxa3 26. Bh3 Nc4 27. g5 Nd5) 21... Rb3# { Black wins by checkmate. } 0-1