lichess dev

[Event "Alehin Arena"] [Site "http://chess-academy.net/fD0XlNAS"] [Date "2020.07.15"] [Round "-"] [White "StefanP"] [Black "sirbumaria"] [Result "0-1"] [UTCDate "2020.07.15"] [UTCTime "16:22:53"] [WhiteElo "1510"] [BlackElo "1629"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+15"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C00"] [Opening "French Defense #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e6 { C00 French Defense #2 } 2. Qf3?! { (0.30 → -0.53) Inaccuracy. Best move was d4. } (2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7) 2... Nh6? { (-0.53 → 1.06) Mistake. Best move was c5. } (2... c5 3. b3 Nc6 4. Bb2 Nge7 5. Bd3 Ng6 6. Qe3 Nb4 7. Ne2) 3. Nh3? { (1.06 → -0.34) Mistake. Best move was d4. } (3. d4 Nc6 4. c3 d5 5. Bd3 dxe4 6. Qxe4 Qd5 7. Qxd5 exd5 8. Bxh6 gxh6 9. Ne2 Bd6) 3... Be7? { (-0.34 → 1.36) Mistake. Best move was d5. } (3... d5 4. d4) 4. d4 Bf6?! { (1.13 → 1.83) Inaccuracy. Best move was Nc6. } (4... Nc6 5. c3) 5. Bxh6?! { (1.83 → 1.01) Inaccuracy. Best move was e5. } (5. e5 Be7) 5... Rf8?? { (1.01 → 6.02) Blunder. Best move was gxh6. } (5... gxh6) 6. e5?! { (6.02 → 5.10) Inaccuracy. Best move was Be3. } (6. Be3 Nc6 7. c3 d6 8. Qd1 e5 9. d5 Ne7 10. c4 Bxh3 11. gxh3 Rh8 12. Qb3 Kf8) 6... Bg5?? { (5.10 → 11.34) Blunder. Best move was gxh6. } (6... gxh6) 7. Nxg5? { (11.34 → 8.50) Mistake. Best move was Bxg5. } (7. Bxg5 f6 8. exf6 gxf6 9. Bh6 Rg8 10. Nc3 d5 11. Nf4 c6 12. O-O-O Qe7 13. Bd3 Kd8) 7... Qe7 8. Bxg7?! { (8.88 → 7.92) Inaccuracy. Best move was Nxh7. } (8. Nxh7) 8... Qxg5 9. Bxf8 Kxf8? { (7.83 → 9.13) Mistake. Best move was Qc1+. } (9... Qc1+ 10. Qd1) 10. Nd2 Nc6 11. Ne4 Qf5 12. h4? { (9.37 → 7.62) Mistake. Best move was Qa3+. } (12. Qa3+) 12... Nxd4 13. Qe3?? { (8.01 → -9.10) Blunder. Best move was Qxf5. } (13. Qxf5 Nxc2+ 14. Kd2 exf5 15. Rc1 fxe4 16. Rxc2 c6 17. Ke3 f6 18. Rd2 fxe5 19. Kxe4 Ke7) 13... Nxc2+ 14. Ke2 Nxe3 15. fxe3? { (-8.56 → -10.65) Mistake. Best move was Kxe3. } (15. Kxe3 Qxe5 16. f4 Qxb2 17. Rd1 d5 18. Ng5 c5 19. Nxh7+ Ke7 20. Be2 d4+ 21. Kf2 c4) 15... Qxe4 16. Rg1 Qc4+ 17. Kf3 Qc6+ 18. Kg3 d6 19. exd6 cxd6 20. Be2 e5?! { (-10.28 → -9.30) Inaccuracy. Best move was Qe4. } (20... Qe4 21. Bf3 Qxe3 22. Rge1 Qh6 23. h5 Qg7+ 24. Kh2 Qxb2 25. Rad1 Qf2 26. Re2 Qh4+ 27. Kg1) 21. h5?! { (-9.30 → -9.94) Inaccuracy. Best move was Rge1. } (21. Rge1 Qb6 22. Bf3 Qxb2 23. Bd5 f5 24. h5 f4+ 25. Kh2 Qf2 26. Be4 Qg3+ 27. Kg1 fxe3) 21... Qc2 22. Bd1 Qxb2 23. Ba4 b5 24. Bc2 Qxc2 25. Kh4?! { (-16.41 → Mate in 3) Checkmate is now unavoidable. Best move was Rgf1. } (25. Rgf1 Qe2) 25... Qc4+?! { (Mate in 3 → -17.81) Lost forced checkmate sequence. Best move was Qf2+. } (25... Qf2+ 26. Kg5 Qg3+ 27. Kh6 Qg7#) 26. Kg5?! { (-17.81 → Mate in 2) Checkmate is now unavoidable. Best move was Kg3. } (26. Kg3 Qg4+) 26... f6+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qg4+. } (26... Qg4+ 27. Kh6 Qg7#) 27. Kxf6 Qf7+?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qh4#. } (27... Qh4#) 28. Kg5 h6+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qg7+. } (28... Qg7+ 29. Kh4 Qg4#) 29. Kxh6 Qg7# { Black wins by checkmate. } 0-1