lichess dev

[Event "Ariadna Arena"] [Site "http://chess-academy.net/dc8uNm8U"] [Date "2025.02.27"] [Round "-"] [White "MATEI11"] [Black "Alex_Alex"] [Result "0-1"] [UTCDate "2025.02.27"] [UTCTime "17:39:03"] [WhiteElo "1414"] [BlackElo "1994"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+8"] [Variant "Chess960"] [TimeControl "360+6"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "nrnqkrbb/pppppppp/8/8/8/8/PPPPPPPP/NRNQKRBB w KQkq - 0 1"] [SetUp "1"] [Annotator "chess-academy.net"] 1. d4 Nab6? { (-0.32 → 0.75) Mistake. Best move was f5. } (1... f5) 2. Qd3? { (0.75 → -1.03) Mistake. Best move was e4. } (2. e4 f5 3. e5 g6 4. Nab3 d6 5. f4 Bd5 6. Bf2 Nc4 7. Nd2 O-O 8. O-O Bg7) 2... d5?! { (-1.03 → -0.18) Inaccuracy. Best move was f5. } (2... f5 3. Nab3) 3. Qb3?! { (-0.18 → -1.17) Inaccuracy. Best move was Nab3. } (3. Nab3 Nd6) 3... f6?! { (-1.17 → -0.42) Inaccuracy. Best move was g5. } (3... g5 4. f3) 4. Nd3?! { (-0.42 → -1.26) Inaccuracy. Best move was f4. } (4. f4) 4... e5?! { (-1.26 → -0.53) Inaccuracy. Best move was g5. } (4... g5) 5. Nc5? { (-0.53 → -1.88) Mistake. Best move was dxe5. } (5. dxe5) 5... exd4? { (-1.88 → -0.15) Mistake. Best move was g6. } (5... g6 6. O-O-O Nd6 7. g4 Bg7 8. f4 e4 9. f5 Qe7 10. Bg2 O-O-O 11. Qb4 gxf5 12. gxf5) 6. Qb5+? { (-0.15 → -2.34) Mistake. Best move was f4. } (6. f4) 6... c6 7. Qa4?? { (-1.63 → -15.21) Blunder. Best move was Qb4. } (7. Qb4) 7... Nxa4 8. b3 Nxc5 9. b4 Na4 10. Rb3 c5 11. Ra3 Nb2 12. Rb3 Nc4 13. Rc3 dxc3 14. Kd1 cxb4 15. Nb3 Nb2+ 16. Kc1 a5 17. Rd1 a4 18. Na5 Nxd1 19. Kxd1?! { (-41.18 → Mate in 12) Checkmate is now unavoidable. Best move was Nc6. } (19. Nc6 bxc6) 19... Qxa5 20. Kc1?! { (-55.73 → Mate in 5) Checkmate is now unavoidable. Best move was f4. } (20. f4 b3) 20... d4?! { (Mate in 5 → Mate in 7) Not the best checkmate sequence. Best move was b3. } (20... b3 21. cxb3 axb3 22. axb3 Qa2 23. e4 Qd2+ 24. Kb1 Qb2#) 21. Kd1 Bxa2 22. Kc1 a3?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Qg5+. } (22... Qg5+ 23. e3 Qb5 24. exd4 Qf1#) 23. Kd1 Qa4?! { (Mate in 6 → -59.53) Lost forced checkmate sequence. Best move was Bc4. } (23... Bc4 24. f4 a2 25. Ke1 Qe5 26. fxe5 fxe5 27. Be3 a1=Q+ 28. Bc1 Qxc1#) 24. Ke1?! { (-59.53 → Mate in 8) Checkmate is now unavoidable. Best move was f3. } (24. f3 Bb1) 24... Qxc2 25. Kf1 Qd1# { Black wins by checkmate. } 0-1