lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/LXTiQQqm"] [Date "2020.11.11"] [Round "-"] [White "GrigoreG"] [Black "Stelian"] [Result "1-0"] [UTCDate "2020.11.11"] [UTCTime "17:37:30"] [WhiteElo "1491"] [BlackElo "1498"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-13"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Owen Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 b6?! { (0.12 → 0.84) Inaccuracy. Best move was e6. } { B00 Owen Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nc3 Bb7 3. b3?! { (0.76 → -0.03) Inaccuracy. Best move was d4. } (3. d4 e6 4. Bd3 Nf6 5. Nge2 d6 6. O-O Nbd7 7. d5 exd5) 3... Nc6?! { (-0.03 → 0.69) Inaccuracy. Best move was e6. } (3... e6 4. Bb2) 4. Bb2 g6? { (0.21 → 1.29) Mistake. Best move was e6. } (4... e6 5. Qe2 Nge7 6. O-O-O d5 7. d4 dxe4 8. Qxe4 Nd5 9. Nxd5 Qxd5 10. Qxd5 exd5 11. Re1+) 5. Nb5? { (1.29 → -0.89) Mistake. Best move was d4. } (5. d4) 5... Bg7?? { (-0.89 → 10.14) Blunder. Best move was e5. } (5... e5 6. Bc4 a6 7. Nc3 Bg7 8. a4 Nd4 9. Nge2 Nf6 10. O-O O-O 11. f3 d6 12. Re1) 6. Bxg7 f6 7. Bxh8? { (10.17 → 8.74) Mistake. Best move was d4. } (7. d4 Nh6 8. Bxh6 a6 9. Nc3 Rg8 10. d5 Ne5 11. Nf3 c6 12. Nxe5 fxe5 13. Qd2 b5) 7... e5? { (8.74 → 11.09) Mistake. Best move was Kf8. } (7... Kf8 8. Qf3) 8. g3 f5 9. Bg2 fxe4 10. Bxe4 Qf6 11. Bxf6 Nxf6 12. Bxc6 dxc6 13. Nxc7+ Kd8 14. Nxa8 Bxa8 15. Qf3 e4 16. Qxf6+ Kc7 17. Qf7+ Kb8 18. Ne2 h5 19. Nd4 c5?! { (35.18 → Mate in 4) Checkmate is now unavoidable. Best move was a5. } (19... a5 20. Qxg6) 20. Nb5 a6 21. Qc7# { White wins by checkmate. } 1-0