lichess dev

[Event "Pereira Arena"] [Site "http://chess-academy.net/vUannb4B"] [Date "2025.10.23"] [Round "-"] [White "Mate2017"] [Black "Kittykatbot"] [Result "0-1"] [UTCDate "2025.10.23"] [UTCTime "16:46:58"] [WhiteElo "1370"] [BlackElo "1880"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } c5?! { (-0.02 → 0.48) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. Nc3?! { (0.48 → -0.38) Inaccuracy. Best move was d4. } (2. d4 e6 3. Nf3 d5 4. Be2 Nf6 5. O-O Nc6 6. c4 dxc4 7. dxc5 Qxd1 8. Rxd1 Bxc5) 2... Nc6?! { (-0.38 → 0.30) Inaccuracy. Best move was e6. } (2... e6 3. e4) 3. Nd5? { (0.30 → -1.05) Mistake. Best move was Bb5. } (3. Bb5 d5) 3... d6? { (-1.05 → 0.13) Mistake. Best move was e6. } (3... e6 4. Nc3 Nf6 5. Nf3 d5 6. d4 Bd6 7. Bd3 c4 8. Be2 O-O 9. O-O Rb8 10. a4) 4. d3? { (0.13 → -1.13) Mistake. Best move was c4. } (4. c4) 4... e6 5. Nf4 Nf6?! { (-1.13 → -0.44) Inaccuracy. Best move was d5. } (5... d5) 6. Bd2?! { (-0.44 → -1.19) Inaccuracy. Best move was c4. } (6. c4) 6... Be7 7. Nge2? { (-0.79 → -1.80) Mistake. Best move was c4. } (7. c4 O-O 8. Nf3 Rb8 9. Bc3 h6 10. g3 d5 11. cxd5 exd5 12. d4 Bg4 13. Be2 Bxf3) 7... O-O?! { (-1.80 → -1.18) Inaccuracy. Best move was e5. } (7... e5 8. Nh3 d5 9. c4 Bg4 10. f3 Bxh3 11. gxh3 Qd6 12. Qb3 O-O 13. O-O-O a5 14. a3) 8. Nd4?? { (-1.18 → -5.94) Blunder. Best move was c4. } (8. c4 d5 9. cxd5 Nxd5 10. Nxd5 Qxd5 11. Qb3 Qxb3 12. axb3 Rd8 13. Nc1 b6 14. g3 Rd7) 8... cxd4 9. exd4 Nxd4 10. Ne2?! { (-5.41 → -5.95) Inaccuracy. Best move was c3. } (10. c3 e5) 10... Nxe2?! { (-5.95 → -5.20) Inaccuracy. Best move was Nf5. } (10... Nf5 11. g3) 11. Bxe2 a6?! { (-5.54 → -4.73) Inaccuracy. Best move was e5. } (11... e5 12. O-O) 12. Bh5? { (-4.73 → -5.96) Mistake. Best move was O-O. } (12. O-O) 12... Nxh5 13. Ba5?? { (-5.76 → -16.19) Blunder. Best move was Qxh5. } (13. Qxh5) 13... Qxa5+ 14. c3 Qe5+ 15. Kd2 Nf4 16. g3 Nd5 17. Re1 Qg5+ 18. f4 Qf6 19. d4 e5 20. fxe5 dxe5 21. dxe5?! { (-16.14 → Mate in 10) Checkmate is now unavoidable. Best move was Qh5. } (21. Qh5 Qg5+ 22. Qxg5 Bxg5+ 23. Kc2 Ne3+ 24. Rxe3 Bxe3 25. d5 Bf5+ 26. Kb3 f6 27. Re1 Bb6) 21... Qf2+ 22. Re2 Bg5+ 23. Kc2 Bf5+ 24. Kb3 Qb6+ 25. Kc4 Qb5+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Rac8+. } (25... Rac8+ 26. Kxd5 Rfd8#) 26. Kd4 Nb6 27. c4 Qxc4# { Black wins by checkmate. } 0-1