lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/QFaNRaYL"] [Date "2021.01.29"] [Round "-"] [White "Darius03412"] [Black "HimiQ"] [Result "0-1"] [UTCDate "2021.01.29"] [UTCTime "17:48:05"] [WhiteElo "1335"] [BlackElo "2049"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Polish Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. b4?! { (0.15 → -0.55) Inaccuracy. Best move was e4. } { A00 Polish Opening } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... e5 2. Bb2 Bxb4 3. Qc1? { (0.17 → -2.12) Mistake. Best move was Bxe5. } (3. Bxe5 Nf6 4. e3 d5 5. Nf3 c5 6. Nc3 Nbd7 7. Bxf6 Nxf6 8. Bb5+ Bd7 9. Bxd7+ Qxd7) 3... d5? { (-2.12 → -0.41) Mistake. Best move was d6. } (3... d6 4. e3 Nf6 5. c3 Ba5 6. d3 c5 7. Nd2 O-O 8. Be2 Qe7 9. Nb3 Bc7 10. c4) 4. Bxe5 Nc6?? { (-1.08 → 4.82) Blunder. Best move was Nf6. } (4... Nf6 5. e3) 5. Bxg7 Qg5? { (4.80 → 6.14) Mistake. Best move was Nh6. } (5... Nh6 6. Nf3) 6. Bxh8 f6 7. c3?! { (6.17 → 5.26) Inaccuracy. Best move was Nf3. } (7. Nf3 Qg6) 7... Bc5?! { (5.26 → 6.04) Inaccuracy. Best move was Bd6. } (7... Bd6 8. c4 dxc4 9. Qxc4 Qg6 10. e3 Ne5 11. Qb3 Kf8 12. h4 Nf7 13. h5 Qg4 14. Be2) 8. e3? { (6.04 → 4.80) Mistake. Best move was Nf3. } (8. Nf3 Qh6 9. g4 Bxg4 10. Rg1 Be6 11. Qb2 O-O-O 12. d4 Bd6 13. Nbd2 Qf8 14. Rb1 Nge7) 8... Bf5? { (4.80 → 6.21) Mistake. Best move was Nge7. } (8... Nge7) 9. Bb5?? { (6.21 → -3.31) Blunder. Best move was d4. } (9. d4 Bb6) 9... O-O-O?? { (-3.31 → 3.93) Blunder. Best move was Qxg2. } (9... Qxg2 10. d4) 10. Bxc6?? { (3.93 → -1.48) Blunder. Best move was Ne2. } (10. Ne2 Nge7 11. h4 Qg6 12. d4 Bd6 13. h5 Qf7 14. c4 dxc4 15. Bxc4 Qf8 16. Nd2 Qxh8) 10... bxc6?? { (-1.48 → 3.74) Blunder. Best move was Qxg2. } (10... Qxg2 11. d4) 11. Na3?? { (3.74 → -4.66) Blunder. Best move was Ne2. } (11. Ne2 Ne7 12. d4 Bd6 13. e4 Qxg2 14. Rg1 Qxe4 15. Bxf6 Re8 16. Qe3 Bxh2 17. Rf1 Ng6) 11... Qxg2 12. Ke2?? { (-4.30 → Mate in 7) Checkmate is now unavoidable. Best move was Qb2. } (12. Qb2 Qxh1) 12... Qxh1?? { (Mate in 7 → -4.75) Lost forced checkmate sequence. Best move was Bg4+. } (12... Bg4+ 13. Ke1 Qxh1 14. Kf1 Bf3 15. d4 Qg2+ 16. Ke1 Qxg1+ 17. Kd2 Qxf2+ 18. Kd3 Be4#) 13. Nb1?? { (-4.75 → -25.47) Blunder. Best move was Nf3. } (13. Nf3) 13... Bg4+ 14. f3 Qg2+ 15. Kd3?! { (-23.76 → Mate in 3) Checkmate is now unavoidable. Best move was Ke1. } (15. Ke1 Qxg1+) 15... Bf5+ 16. e4 dxe4+?! { (Mate in 2 → -26.53) Lost forced checkmate sequence. Best move was Bxe4+. } (16... Bxe4+ 17. fxe4 Qxe4#) 17. Kc4?! { (-26.53 → Mate in 6) Checkmate is now unavoidable. Best move was Kc2. } (17. Kc2 exf3+) 17... Bxg1?! { (Mate in 6 → -18.72) Lost forced checkmate sequence. Best move was Be6+. } (17... Be6+ 18. Kxc5 a5 19. d4 Qxh2 20. Kxc6 Qh5 21. Qg5 Qxg5 22. fxe4 Ne7#) 18. Na3 Qf2 19. Qxg1 Qxd2 20. Rd1?! { (-14.30 → Mate in 24) Checkmate is now unavoidable. Best move was Kb3. } (20. Kb3 Be6+ 21. Nc4 Qd5 22. Qf1 Qb5+ 23. Kc2 Bxc4 24. Qf2 Qa4+ 25. Kb2 Rd1 26. fxe4 Qb5+) 20... Qxa2+ 21. Kb4 Qb2+ 22. Ka4 Be6?! { (-16.19 → -9.24) Inaccuracy. Best move was Rxd1. } (22... Rxd1) 23. Rb1? { (-9.24 → Mate in 4) Checkmate is now unavoidable. Best move was Rxd8+. } (23. Rxd8+ Kxd8) 23... Qxc3?! { (Mate in 4 → Mate in 9) Not the best checkmate sequence. Best move was Bb3+. } (23... Bb3+ 24. Kb4 a5+ 25. Kc5 Qxc3+ 26. Nc4 Qxc4#) 24. Rc1 Rd4+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Bb3#. } (24... Bb3#) 25. Qxd4 Qxd4+?! { (Mate in 1 → Mate in 7) Not the best checkmate sequence. Best move was Bb3#. } (25... Bb3#) 26. Rc4 Bxc4 27. Nxc4 Qxc4+ 28. Ka3 a5?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was exf3. } (28... exf3 29. Kb2 f2 30. Bxf6 Nxf6 31. h3 f1=Q 32. Ka3 Qfc1#) 29. fxe4 Qxe4?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was Qc2. } (29... Qc2 30. Bxf6 Nxf6 31. h4 a4 32. Kb4 Qb3+ 33. Kc5 Qc3#) 30. h3 Qb4+ 31. Ka2 a4 32. h4 Qb3+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was a3. } (32... a3 33. Bxf6 Nxf6 34. h5 Qb2#) 33. Ka1 a3 34. Bxf6 Nxf6 35. h5 Qb2# { Black wins by checkmate. } 0-1