lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/CIedPrAS"] [Date "2021.02.09"] [Round "-"] [White "russianashasemya"] [Black "Stefan_Vasilis"] [Result "1-0"] [UTCDate "2021.02.09"] [UTCTime "17:24:51"] [WhiteElo "1500"] [BlackElo "1126"] [WhiteRatingDiff "+54"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B07"] [Opening "Pirc Defense #4"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6?! { (0.12 → 0.73) Inaccuracy. Best move was e6. } { B07 Pirc Defense #4 } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. d3?! { (0.73 → -0.25) Inaccuracy. Best move was d4. } (2. d4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bd3 Nbd7 6. e5 dxe5) 2... e5?! { (-0.25 → 0.40) Inaccuracy. Best move was c5. } (2... c5 3. Nf3 Nc6 4. Nc3 Nf6 5. Be2 e5 6. Nd5 Nxd5 7. exd5 Nb8 8. c4 Be7 9. Bd2) 3. Nc3?! { (0.40 → -0.20) Inaccuracy. Best move was f4. } (3. f4 c5 4. Nf3 Nc6 5. c4 Nf6 6. Be2 Be7 7. O-O O-O) 3... Nc6?! { (-0.20 → 0.61) Inaccuracy. Best move was Nf6. } (3... Nf6 4. f4 c5 5. g3 Be7 6. Bg2 O-O 7. Nf3 Nc6 8. O-O exf4 9. gxf4 Bg4 10. h3) 4. f4? { (0.61 → -0.39) Mistake. Best move was Nf3. } (4. Nf3) 4... exf4? { (-0.39 → 0.94) Mistake. Best move was g6. } (4... g6 5. Nf3) 5. Bxf4 Bf5?? { (0.39 → 5.14) Blunder. Best move was Nf6. } (5... Nf6 6. Nf3) 6. exf5 Qf6?! { (4.61 → 5.54) Inaccuracy. Best move was Qd7. } (6... Qd7 7. Qf3) 7. Nd5? { (5.54 → 3.95) Mistake. Best move was Qe2+. } (7. Qe2+) 7... Nce7?? { (3.95 → 14.07) Blunder. Best move was Qxf5. } (7... Qxf5 8. Nxc7+) 8. Nxf6+ Nxf6 9. Ne2 Nh5 10. Bg3 Nf6 11. Nc3 Nd7 12. Nb5 Nc5 13. Nxc7+ Kd7 14. Nxa8 Kc8 15. Bxd6 Nxf5 16. Bxf8 g6 17. Bxc5 Kb8 18. Qf3 Kxa8 19. Qd5 f6 20. Be7 Nxe7 21. Qf7 Nf5 22. Qxf6 Nh6?! { (24.07 → Mate in 2) Checkmate is now unavoidable. Best move was Rb8. } (22... Rb8 23. Kf2) 23. Qxh8+ Ng8 24. Qxg8# { White wins by checkmate. } 1-0