lichess dev

[Event "Ariadna Arena"] [Site "http://chess-academy.net/84SGZJSI"] [Date "2025.09.06"] [Round "-"] [White "FixedStudios"] [Black "Ariadna"] [Result "1-0"] [UTCDate "2025.09.06"] [UTCTime "08:14:41"] [WhiteElo "1500"] [BlackElo "1241"] [WhiteRatingDiff "+81"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Attack"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Mason Attack } e6 3. Nf3?! { (0.52 → -0.13) Inaccuracy. Best move was e3. } (3. e3 Nf6 4. Nf3 c5 5. Be2 Be7 6. O-O O-O 7. dxc5 Bxc5) 3... c6?! { (-0.13 → 0.63) Inaccuracy. Best move was Bd6. } (3... Bd6) 4. e3?! { (0.63 → 0.13) Inaccuracy. Best move was Nbd2. } (4. Nbd2 Nf6) 4... Bb4+?! { (0.13 → 0.99) Inaccuracy. Best move was Bd6. } (4... Bd6 5. Ne5 Ne7 6. Bd3 Ng6 7. Bxg6 hxg6 8. Nd2 O-O 9. O-O c5 10. dxc5 Bxc5 11. c4) 5. c3?! { (0.99 → 0.44) Inaccuracy. Best move was Nbd2. } (5. Nbd2 Nf6 6. Bd3 O-O 7. O-O Bd6 8. Ne5 c5 9. c3 Nc6 10. Nxc6 bxc6 11. dxc5 Bxc5) 5... Bxc3+?? { (0.44 → 5.32) Blunder. Best move was Bd6. } (5... Bd6 6. Bd3 Bxf4 7. exf4 Ne7 8. O-O b6 9. Re1 Nd7 10. Nbd2 O-O 11. a4 c5 12. b4) 6. Nxc3 b5?! { (4.70 → 5.65) Inaccuracy. Best move was Ne7. } (6... Ne7) 7. b4 Qb6? { (5.24 → 6.76) Mistake. Best move was a5. } (7... a5) 8. a4 bxa4 9. Qxa4 a5? { (6.31 → 7.84) Mistake. Best move was Ne7. } (9... Ne7 10. Bd3) 10. b5? { (7.84 → 6.65) Mistake. Best move was bxa5. } (10. bxa5 Qd8 11. a6 Ne7 12. a7 Na6 13. Ne5 O-O 14. Nxc6 Nxc6 15. Qxc6 Rxa7 16. Rxa6 Bxa6) 10... cxb5?? { (6.65 → 12.28) Blunder. Best move was Ne7. } (10... Ne7) 11. Qxb5+? { (12.28 → 7.47) Mistake. Best move was Nxb5. } (11. Nxb5 Kf8) 11... Bd7? { (7.47 → 24.27) Mistake. Best move was Nd7. } (11... Nd7 12. Rb1 Qxb5 13. Nxb5 Ke7 14. Bd6+ Kd8 15. Bd3 Nh6 16. O-O Ba6 17. Ng5 Rc8 18. Rfc1) 12. Qxb6 Nc6 13. Bb5 Nb4 14. Bxd7+ Kxd7?! { (40.26 → Mate in 8) Checkmate is now unavoidable. Best move was Ke7. } (14... Ke7 15. Rxa5) 15. Qd6+ Ke8 16. Ne5 Nc2+?! { (25.59 → Mate in 7) Checkmate is now unavoidable. Best move was Rd8. } (16... Rd8 17. Qb6) 17. Ke2 Nxa1 18. Qd7+ Kf8 19. Qxf7# { White wins by checkmate. } 1-0