lichess dev

[Event "Iustina Arena"] [Site "http://chess-academy.net/1y0cus1y"] [Date "2020.10.06"] [Round "-"] [White "Umbra"] [Black "Victor"] [Result "1-0"] [UTCDate "2020.10.06"] [UTCTime "16:11:43"] [WhiteElo "1686"] [BlackElo "1386"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C41"] [Opening "Philidor Defense #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6?! { (0.12 → 0.73) Inaccuracy. Best move was e6. } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nf3?! { (0.73 → 0.21) Inaccuracy. Best move was d4. } (2. d4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bd3 Nbd7 6. e5 dxe5) 2... e5 { C41 Philidor Defense #2 } 3. Nc3 c5 4. Bb5+?! { (0.50 → 0.00) Inaccuracy. Best move was Bc4. } (4. Bc4 Be7) 4... Bd7?! { (0.00 → 0.60) Inaccuracy. Best move was Nc6. } (4... Nc6 5. d3 Be7 6. O-O Nf6 7. Bg5 O-O 8. Bc4 Be6 9. Bxf6 Bxf6 10. a4 Bg5 11. Nxg5) 5. Bxd7+?! { (0.60 → 0.09) Inaccuracy. Best move was O-O. } (5. O-O Nc6 6. d3 Nf6 7. h3 Be7 8. a4 Be6 9. b3 O-O 10. Bb2 Nd4 11. Bc4 h6) 5... Kxd7? { (0.09 → 2.31) Mistake. Best move was Qxd7. } (5... Qxd7 6. O-O Be7 7. d3 Nc6 8. a3 f5 9. exf5 Nf6 10. Nh4 Nd4 11. Be3 O-O 12. f4) 6. d3 Ke8 7. Bg5? { (2.24 → 1.11) Mistake. Best move was Nd2. } (7. Nd2) 7... Nc6?? { (1.11 → 9.00) Blunder. Best move was Be7. } (7... Be7 8. Be3 Kf8 9. O-O h5 10. Nd2 Nf6 11. Nc4 Nc6 12. Bg5 d5 13. Bxf6 dxc4 14. Bxe7+) 8. Bxd8 Kxd8? { (8.71 → 9.81) Mistake. Best move was Rxd8. } (8... Rxd8 9. O-O Be7 10. Nd5 Kf8 11. Nd2 h5 12. c3 Nf6 13. Nc4 h4 14. f4 exf4 15. Nxe7) 9. Ng5 Ke8 10. Qf3 f5?! { (9.16 → 12.76) Inaccuracy. Best move was Nh6. } (10... Nh6 11. O-O) 11. Qxf5 Be7 12. Nd5 Bxg5 13. Qxg5 Nd4 14. Nc7+ Kd7 15. Nxa8 Nxc2+ 16. Ke2 Nxa1 17. d4 Nh6 18. dxc5 Rxa8 19. Rc1 Rg8?! { (16.58 → Mate in 8) Checkmate is now unavoidable. Best move was g6. } (19... g6 20. Qxh6) 20. cxd6 Kxd6 21. Kd3?! { (Mate in 7 → 15.83) Lost forced checkmate sequence. Best move was Rd1+. } (21. Rd1+ Kc6 22. Qc1+ Nc2 23. Qxc2+ Kb6 24. Rd5 Rc8 25. Qxc8 Ng4 26. Qc5+ Ka6 27. Qa5#) 21... Nf7 22. Qe3 Ng5 23. Qc5+ Kd7?! { (21.96 → Mate in 6) Checkmate is now unavoidable. Best move was Ke6. } (23... Ke6 24. Qd5+) 24. Qc7+?! { (Mate in 6 → 19.66) Lost forced checkmate sequence. Best move was Qd5+. } (24. Qd5+ Ke7 25. Qxe5+ Kf7 26. Qf5+ Ke8 27. Rc7 Ne6 28. Qxe6+ Kf8 29. Rf7#) 24... Ke8?! { (19.66 → Mate in 5) Checkmate is now unavoidable. Best move was Ke6. } (24... Ke6 25. Qc4+) 25. Qc8+ Kf7 26. Qf5+ Ke7 27. Rc7+ Kd8 28. Qd7# { White wins by checkmate. } 1-0