lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/XYPJeXFl"] [Date "2020.12.23"] [Round "-"] [White "Evy23162"] [Black "sirbualexandra"] [Result "1-0"] [UTCDate "2020.12.23"] [UTCTime "17:19:50"] [WhiteElo "1045"] [BlackElo "1155"] [WhiteRatingDiff "+35"] [BlackRatingDiff "-72"] [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. 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... e6 3. Nc3?! { (0.62 → 0.01) Inaccuracy. Best move was d4. } (3. d4 d5 4. exd5 exd5 5. Bd3 Bd6 6. O-O Ne7 7. c4 dxc4) 3... d5?! { (0.01 → 0.97) Inaccuracy. Best move was c5. } (3... c5 4. d4) 4. exd5?! { (0.97 → 0.31) Inaccuracy. Best move was d4. } (4. d4) 4... exd5 5. Nxd5?? { (0.81 → -2.76) Blunder. Best move was d4. } (5. d4) 5... Kd7?? { (-2.76 → 5.16) Blunder. Best move was Qxd5. } (5... Qxd5 6. Be2 Nf6 7. O-O Be7 8. c4 Qd8 9. d4 O-O 10. h3 Bf5 11. Bd3 Bxd3 12. Qxd3) 6. Nxc7?? { (5.16 → -0.91) Blunder. Best move was Bc4. } (6. Bc4 Qe8+) 6... Qxc7? { (-0.91 → 0.50) Mistake. Best move was Kxc7. } (6... Kxc7 7. Be2 Bg4 8. c3 Nh6 9. d4 Nc6 10. O-O Bd6 11. Qd3 Nf5 12. Qc4 Kb8 13. h3) 7. d4?! { (0.50 → -0.18) Inaccuracy. Best move was Bb5+. } (7. Bb5+ Nc6) 7... Be7?! { (-0.18 → 0.56) Inaccuracy. Best move was Ke8. } (7... Ke8 8. h3) 8. Bf4?? { (0.56 → -6.41) Blunder. Best move was Bb5+. } (8. Bb5+) 8... Qxf4 9. g3?! { (-5.62 → -6.14) Inaccuracy. Best move was Be2. } (9. Be2 Kc7) 9... Qxf3?? { (-6.14 → 4.80) Blunder. Best move was Qe4+. } (9... Qe4+ 10. Be2 Kc7 11. O-O Bg4 12. Re1 Nc6 13. c3 h5 14. Nd2 Bxe2 15. Rxe2 Qd5 16. Nf1) 10. Qxf3 Nf6?! { (4.13 → 5.05) Inaccuracy. Best move was Ke8. } (10... Ke8 11. Bc4 Nf6 12. Qf4 Kf8 13. O-O Bd7 14. Rfe1 Na6 15. Rxe7 Kxe7 16. Re1+ Kd8 17. Qg5) 11. Rd1?! { (5.05 → 4.33) Inaccuracy. Best move was Qc3. } (11. Qc3) 11... Nd5?? { (4.33 → 10.01) Blunder. Best move was Bd6. } (11... Bd6 12. Bh3+) 12. Qxd5+ Ke8 13. Bc4 Bd7 14. Qxf7+?! { (14.98 → 9.41) Inaccuracy. Best move was Qxb7. } (14. Qxb7 Bb4+) 14... Kd8 15. Rd3 Nc6?! { (9.16 → 9.84) Inaccuracy. Best move was Bb4+. } (15... Bb4+ 16. c3) 16. Re3?! { (9.84 → 9.02) Inaccuracy. Best move was Qxg7. } (16. Qxg7) 16... Nxd4?! { (9.02 → 22.18) Inaccuracy. Best move was Kc7. } (16... Kc7 17. Be6) 17. c3? { (22.18 → 7.12) Mistake. Best move was Qxe7+. } (17. Qxe7+) 17... Nc2+ 18. Ke2 Bg4+? { (6.59 → 9.54) Mistake. Best move was Nxe3. } (18... Nxe3 19. fxe3) 19. f3 Kd7? { (9.04 → Mate in 5) Checkmate is now unavoidable. Best move was Nxe3. } (19... Nxe3 20. Kxe3 Bc5+ 21. Kd3 Bd7 22. Qd5 Rc8 23. Bb5 Rc7 24. Kc2 a6 25. Bxd7 Rxd7 26. Qxc5) 20. fxg4?! { (Mate in 5 → 15.67) Lost forced checkmate sequence. Best move was Rxe7+. } (20. Rxe7+ Kd8 21. fxg4 Nd4+ 22. cxd4 a6 23. Qe6 b5 24. Qd7#) 20... Kd6?! { (15.67 → Mate in 2) Checkmate is now unavoidable. Best move was Nxe3. } (20... Nxe3 21. Bb5+) 21. Re6+?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Qxe7+. } (21. Qxe7+ Kc6 22. Re6#) 21... Kc5 22. b3?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Qf5+. } (22. Qf5+ Kxc4 23. Re4+ Nd4+ 24. Rxd4#) 22... Rad8 23. Qxe7+ Rd6 24. Rxd6?! { (Mate in 1 → Mate in 5) Not the best checkmate sequence. Best move was Qxd6#. } (24. Qxd6#) 24... b6 25. Qc7# { White wins by checkmate. } 1-0