lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/SyLR0oDq"] [Date "2021.02.13"] [Round "-"] [White "TibiMat"] [Black "MyXOCPAHCK"] [Result "0-1"] [UTCDate "2021.02.13"] [UTCTime "17:27:52"] [WhiteElo "1586"] [BlackElo "1839"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+35"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B02"] [Opening "Alekhine Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 Nf6?! { (0.12 → 0.93) Inaccuracy. Best move was e6. } { B02 Alekhine Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Qf3? { (0.93 → -0.82) Mistake. Best move was e5. } (2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 dxe5 6. Nxe5 N6d7) 2... e5?! { (-0.82 → -0.22) Inaccuracy. Best move was Nc6. } (2... Nc6 3. Nc3 e6 4. a3 d5 5. Bb5 dxe4 6. Nxe4 Bd7 7. Ne2 a6 8. Nxf6+ Qxf6 9. Qxf6) 3. Bc4 Nc6?! { (-0.70 → 0.04) Inaccuracy. Best move was c6. } (3... c6 4. Nc3 d5 5. exd5 e4 6. Qe2 cxd5 7. Bxd5 Nxd5 8. Qb5+) 4. g4?? { (0.04 → -4.72) Blunder. Best move was Ne2. } (4. Ne2 d6) 4... Nd4 5. Qd3? { (-4.31 → -6.40) Mistake. Best move was Qd1. } (5. Qd1 d5) 5... a6?? { (-6.40 → -1.84) Blunder. Best move was d5. } (5... d5) 6. c3? { (-1.84 → -3.28) Mistake. Best move was Ne2. } (6. Ne2 b5 7. Bd5 c6 8. Bb3 Nxb3 9. axb3 d5 10. exd5 Nxd5 11. Qe4 Be7 12. Ng3 O-O) 6... Nc6? { (-3.28 → -0.90) Mistake. Best move was d5. } (6... d5 7. Bxd5 Nxd5 8. exd5 Qxd5 9. f3 Qc6 10. Na3 Ne6 11. Qe4 Qxe4+ 12. fxe4 Nc5 13. Nf3) 7. Qf3?! { (-0.90 → -1.67) Inaccuracy. Best move was g5. } (7. g5 d5 8. exd5 e4 9. Qe2 Nxd5 10. d3 Nb6 11. Qxe4+ Be7 12. Bb3 g6 13. d4 Bf5) 7... d6?! { (-1.67 → -0.86) Inaccuracy. Best move was d5. } (7... d5) 8. g5 Be7?? { (-1.13 → 2.96) Blunder. Best move was d5. } (8... d5) 9. gxf6 Bxf6 10. d4? { (3.00 → 1.12) Mistake. Best move was Na3. } (10. Na3 Be6) 10... exd4 11. cxd4? { (1.36 → 0.27) Mistake. Best move was Bf4. } (11. Bf4 Qe7 12. Bd5 g5 13. Bg3 Bd7 14. Ne2 h5 15. h3 O-O-O 16. cxd4 Bxd4 17. Nbc3 Ne5) 11... Nxd4 12. Qd3 b5 13. Bb3?! { (0.82 → -0.01) Inaccuracy. Best move was Bd5. } (13. Bd5 c6 14. Be3 cxd5 15. Bxd4 O-O 16. Ne2 Re8 17. Rg1 dxe4 18. Qe3 Bb7 19. Nd2 Rc8) 13... c5 14. Na3? { (0.29 → -2.18) Mistake. Best move was Bd5. } (14. Bd5) 14... c4 15. Nxc4 bxc4 16. Qxc4?? { (-1.88 → -4.93) Blunder. Best move was Bxc4. } (16. Bxc4 O-O 17. Nf3 Nxf3+ 18. Qxf3 Be5 19. Bd2 Be6 20. Bb3 Bxb2 21. Rb1 Be5 22. Rc1 a5) 16... O-O 17. Be3 Be6 18. Qa4? { (-4.61 → -7.14) Mistake. Best move was Qd3. } (18. Qd3 Nxb3) 18... Nxb3? { (-7.14 → -5.24) Mistake. Best move was Bd7. } (18... Bd7 19. Qb4) 19. axb3 d5? { (-5.26 → -3.07) Mistake. Best move was Bxb2. } (19... Bxb2 20. Ne2) 20. exd5?? { (-3.07 → -8.15) Blunder. Best move was Ne2. } (20. Ne2) 20... Bxd5?? { (-8.15 → -3.81) Blunder. Best move was Qxd5. } (20... Qxd5 21. f3) 21. Qg4?? { (-3.81 → -10.15) Blunder. Best move was Rd1. } (21. Rd1 Bxb2) 21... Bxh1 22. Rd1 Qa5+ 23. b4 Qb5 24. Nh3 Bc6 25. Ng5 Bxg5 26. Bxg5 Rfe8+ 27. Kd2?! { (-15.00 → Mate in 11) Checkmate is now unavoidable. Best move was Be3. } (27. Be3 h5) 27... Qd5+?! { (Mate in 11 → -13.11) Lost forced checkmate sequence. Best move was Be4. } (27... Be4 28. Qxe4 Rxe4 29. Be3 Rd8+ 30. Ke1 Qxb4+ 31. Ke2 Rxe3+ 32. Kxe3 Rxd1 33. h3 Qd4+ 34. Kf3) 28. Kc1 Qe4? { (-20.40 → -7.85) Mistake. Best move was Qa2. } (28... Qa2) 29. Qg3? { (-7.85 → Mate in 8) Checkmate is now unavoidable. Best move was Qxe4. } (29. Qxe4 Rxe4 30. Bd2 Rh4 31. Bc3 Rxh2 32. Rd6 Rc8 33. Bd4 Rh5 34. Bc5 Rd5 35. Rxd5 Bxd5) 29... Rac8 30. Rg1 Ba4+ 31. Kd2 Qe2# { Black wins by checkmate. } 0-1