lichess dev

[Event "ioan20 Arena"] [Site "http://chess-academy.net/g9jsVpiY"] [Date "2025.10.29"] [Round "-"] [White "ioan20"] [Black "Tricolici"] [Result "1-0"] [UTCDate "2025.10.29"] [UTCTime "14:41:18"] [WhiteElo "1905"] [BlackElo "1642"] [WhiteRatingDiff "+33"] [BlackRatingDiff "-21"] [Variant "Chess960"] [TimeControl "600+0"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "nbrkbrqn/pppppppp/8/8/8/8/PPPPPPPP/NBRKBRQN w KQkq - 0 1"] [SetUp "1"] [Annotator "chess-academy.net"] 1. d3?! { (0.15 → -0.60) Inaccuracy. Best move was c4. } (1. c4 f5 2. Ng3 f4 3. Ne4 Nb6 4. d3 c5 5. Nb3 Na4 6. Na5 Nxb2+ 7. Kc2 b6) 1... d6? { (-0.60 → 0.55) Mistake. Best move was c5. } (1... c5 2. f4 f5 3. c4 Ng6 4. Bd2 d5 5. Nb3 b6 6. Ng3 e5 7. fxe5 f4 8. d4) 2. f3?! { (0.55 → -0.28) Inaccuracy. Best move was Nb3. } (2. Nb3 f5) 2... c6? { (-0.28 → 0.83) Mistake. Best move was f5. } (2... f5) 3. e4?! { (0.83 → -0.01) Inaccuracy. Best move was Ng3. } (3. Ng3) 3... d5? { (-0.01 → 1.09) Mistake. Best move was f5. } (3... f5 4. exf5 g6 5. Ba5+ Nc7 6. f6 exf6 7. Nb3 Bd7 8. c4 O-O-O 9. d4 Nf7 10. Ng3) 4. Ba5+? { (1.09 → -0.12) Mistake. Best move was Ng3. } (4. Ng3) 4... b6 5. Bb4? { (0.51 → -0.74) Mistake. Best move was Bd2. } (5. Bd2 f6) 5... c5?! { (-0.74 → -0.13) Inaccuracy. Best move was Bf4. } (5... Bf4 6. Bd2 Bxd2 7. Kxd2 Ng6 8. Ng3 Nc7 9. Nb3 f6 10. Rcd1 Bd7 11. Kc1 e5 12. Qf2) 6. Ba3? { (-0.13 → -1.56) Mistake. Best move was Bd2. } (6. Bd2 f6 7. Ng3 Ng6 8. a3 dxe4 9. Nxe4 O-O-O 10. O-O-O Nc7 11. f4 e5 12. f5 Ne7) 6... a6?? { (-1.56 → 1.50) Blunder. Best move was f6. } (6... f6) 7. exd5 Bd6? { (1.09 → 2.71) Mistake. Best move was f5. } (7... f5 8. c4) 8. d4? { (2.71 → 0.50) Mistake. Best move was c4. } (8. c4) 8... c4 9. Bxd6 exd6 10. b3? { (1.02 → -1.95) Mistake. Best move was c3. } (10. c3 f5) 10... Bb5? { (-1.95 → -0.36) Mistake. Best move was c3. } (10... c3 11. Qe3 Nc7 12. O-O Nxd5 13. Qf2 f5 14. Ng3 Ng6 15. Rfe1 Kc7 16. a3 Qf7 17. b4) 11. bxc4?! { (-0.36 → -0.87) Inaccuracy. Best move was c3. } (11. c3 cxb3) 11... Bxc4 12. Rf2? { (-0.70 → -2.32) Mistake. Best move was Re1. } (12. Re1 f5 13. Qe3 Ng6 14. c3 Qxd5 15. Qg5+ Kc7 16. Ng3 Kb8 17. Kd2 Nc7 18. Bxf5 Qa5) 12... Bxd5? { (-2.32 → -0.35) Mistake. Best move was Nc7. } (12... Nc7 13. Ng3) 13. Nb3?! { (-0.35 → -1.13) Inaccuracy. Best move was Ng3. } (13. Ng3) 13... Bxb3? { (-1.13 → 1.46) Mistake. Best move was f5. } (13... f5 14. Ng3) 14. axb3 d5? { (0.85 → 1.85) Mistake. Best move was f5. } (14... f5 15. c4) 15. c4 dxc4? { (1.48 → 2.48) Mistake. Best move was Rc6. } (15... Rc6 16. Ng3 g6 17. Re2 Re8 18. Qe1 Nc7 19. c5 b5 20. Qd2 f5 21. Ke1 Nf7 22. b4) 16. Rxc4? { (2.48 → 0.81) Mistake. Best move was Bf5. } (16. Bf5) 16... Rxc4?! { (0.81 → 1.34) Inaccuracy. Best move was f5. } (16... f5 17. Rfc2 Rxc4 18. bxc4 Qe6 19. Ng3 Nf7 20. Ba2 Nc7 21. Qf2 f4 22. Ne2 O-O 23. d5) 17. bxc4 b5?? { (1.46 → 5.88) Blunder. Best move was f5. } (17... f5) 18. cxb5 axb5?? { (5.35 → 11.07) Blunder. Best move was Re8. } (18... Re8 19. Rb2) 19. Rc2 f5 20. Ba2 Qb3?! { (9.42 → 22.18) Inaccuracy. Best move was Rf7. } (20... Rf7) 21. Bxb3 Nb6 22. d5 Ng6?! { (21.53 → Mate in 3) Checkmate is now unavoidable. Best move was Nc4. } (22... Nc4 23. Bxc4) 23. Qxb6+ Kd7 24. Qxb5+?! { (Mate in 2 → Mate in 6) Not the best checkmate sequence. Best move was Qb7+. } (24. Qb7+ Kd6 25. Qc7#) 24... Kd6 25. Rc6+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qc6+. } (25. Qc6+ Ke5 26. Re2+ Kf4 27. Qc1#) 25... Ke7 26. Qb7+ Ke8 27. Rc8# { White wins by checkmate. } 1-0