lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/cOFjMpw7"] [Date "2020.12.22"] [Round "-"] [White "Matei22995"] [Black "sirbualexandra"] [Result "1-0"] [UTCDate "2020.12.22"] [UTCTime "17:50:27"] [WhiteElo "1376"] [BlackElo "1263"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-59"] [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. Bc4?! { (0.73 → -0.15) Inaccuracy. Best move was d4. } (2. d4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bd3 Nbd7 6. e5 dxe5) 2... Qd7? { (-0.15 → 1.13) Mistake. Best move was Nf6. } (2... Nf6 3. Qe2 e6 4. Nf3 Be7 5. e5 dxe5 6. Nxe5 O-O 7. O-O) 3. Nf3 Nf6?! { (0.75 → 1.70) Inaccuracy. Best move was Nc6. } (3... Nc6 4. Nc3) 4. Nc3?! { (1.70 → 0.90) Inaccuracy. Best move was e5. } (4. e5 d5) 4... Nxe4?! { (0.90 → 1.84) Inaccuracy. Best move was e6. } (4... e6 5. d4 Be7 6. O-O O-O 7. Re1 Nc6 8. Bf4 a6 9. a3 h6 10. Ba2 Qd8 11. d5) 5. Nxe4 e5?? { (1.79 → 5.97) Blunder. Best move was d5. } (5... d5 6. Bb3) 6. O-O? { (5.97 → 4.18) Mistake. Best move was Neg5. } (6. Neg5 d5) 6... d5?? { (4.18 → 7.43) Blunder. Best move was Nc6. } (6... Nc6 7. Bd5) 7. Nc5?? { (7.43 → 0.87) Blunder. Best move was Nxe5. } (7. Nxe5) 7... dxc4?? { (0.87 → 9.03) Blunder. Best move was Bxc5. } (7... Bxc5 8. Nxe5 Qe6 9. Bb3 Bd6 10. d4 Bxe5 11. dxe5 c6 12. f4 O-O 13. Be3 Re8 14. Qf3) 8. Nxd7 Bxd7? { (8.48 → 11.10) Mistake. Best move was Nxd7. } (8... Nxd7 9. Qe2 Bd6 10. Qxc4 O-O 11. Re1 h6 12. d4 Nb6 13. Qd3 exd4 14. Nxd4 Rd8 15. Qf3) 9. Nxe5 f6 10. Nxd7 Kxd7 11. Qg4+ Kd8 12. Qxc4 Ke8 13. Qxc7 Na6?! { (17.75 → Mate in 2) Checkmate is now unavoidable. Best move was Nc6. } (13... Nc6 14. Qxb7) 14. Qxb7?! { (Mate in 2 → 22.01) Lost forced checkmate sequence. Best move was Re1+. } (14. Re1+ Be7 15. Qxe7#) 14... Nc5 15. Qxa8+ Ke7 16. Qxa7+ Ke6 17. d4 Kd5?! { (27.32 → Mate in 7) Checkmate is now unavoidable. Best move was Kf5. } (17... Kf5 18. dxc5) 18. dxc5 Kc4 19. c6?! { (Mate in 4 → Mate in 6) Not the best checkmate sequence. Best move was Rd1. } (19. Rd1 Kb5 20. Qb7+ Kc4 21. Be3 Bxc5 22. Qb3#) 19... Bd6 20. c7?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was Qa5. } (20. Qa5 Bb4 21. b3+ Kd4 22. Rd1+ Bd2 23. Qf5 Kc3 24. Qc5#) 20... Bxc7 21. Qxc7+ Kb4 22. Qxg7?! { (Mate in 2 → Mate in 5) Not the best checkmate sequence. Best move was a4. } (22. a4 f5 23. Bd2#) 22... Rb8 23. Qxf6?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qc7. } (23. Qc7 Kb5 24. a4+ Ka6 25. Qxb8 h5 26. Be3 h4 27. Qb5#) 23... Rb5 24. Qh6?! { (Mate in 2 → Mate in 5) Not the best checkmate sequence. Best move was Qc3+. } (24. Qc3+ Ka4 25. Qa3#) 24... Ra5 25. Qxh7?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qb6+. } (25. Qb6+ Kc4 26. Qxa5 h5 27. Rd1 h4 28. b3#) 25... Rxa2 26. Rxa2 Kc4 27. Qh3?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qd7. } (27. Qd7 Kc5 28. Be3+ Kb4 29. Qa4#) 27... Kc5 28. Qh4?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qd7. } (28. Qd7 Kb4 29. Ra4+ Kc5 30. Be3#) 28... Kd5 29. Ra4?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Ra6. } (29. Ra6 Kc5 30. Be3+ Kb5 31. Qa4#) 29... Kc5 30. Qh5+ { Black resigns. } 1-0