lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/DdJLBXXi"] [Date "2020.10.31"] [Round "-"] [White "alexandruguzun"] [Black "Paul_1234"] [Result "0-1"] [UTCDate "2020.10.31"] [UTCTime "17:51:22"] [WhiteElo "1204"] [BlackElo "1907"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+1"] [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. e4? { (-0.56 → -1.56) Mistake. Best move was Bb2. } (2. Bb2 Bxb4 3. Bxe5 Nf6 4. Nc3 c6 5. a3 Be7 6. e4 O-O) 2... Qf6? { (-1.56 → 0.70) Mistake. Best move was Nf6. } (2... Nf6 3. Nf3) 3. Nf3?! { (0.70 → -0.21) Inaccuracy. Best move was Nc3. } (3. Nc3 Bxb4) 3... Bxb4 4. c3 Bc5? { (-0.57 → 0.59) Mistake. Best move was Ba5. } (4... Ba5) 5. Ke2?? { (0.59 → -3.17) Blunder. Best move was d4. } (5. d4 exd4) 5... Nh6? { (-3.17 → -1.23) Mistake. Best move was Nc6. } (5... Nc6) 6. Ba3?? { (-1.23 → -5.92) Blunder. Best move was d4. } (6. d4 exd4) 6... Bxa3 7. Nxa3 Nc6?? { (-6.00 → -1.81) Blunder. Best move was Qa6+. } (7... Qa6+ 8. Ke1 Qxa3 9. h3 Nc6 10. Bc4 Na5 11. Bd5 c6 12. Bb3 Qe7 13. Kf1 Nxb3 14. axb3) 8. Rb1? { (-1.81 → -3.18) Mistake. Best move was Ke1. } (8. Ke1) 8... Ng4? { (-3.18 → -1.24) Mistake. Best move was d5. } (8... d5 9. d3) 9. h3 Nh6?! { (-1.66 → -1.06) Inaccuracy. Best move was Qg6. } (9... Qg6 10. d3) 10. g4?! { (-1.06 → -1.56) Inaccuracy. Best move was Qc2. } (10. Qc2 b6 11. Ke1 Bb7 12. Nc4 Ng8 13. Ne3 Nge7 14. Bb5 O-O-O 15. d3 h5 16. Kf1 Kb8) 10... d6 11. g5? { (-1.14 → -2.18) Mistake. Best move was Nc4. } (11. Nc4 Ng8) 11... Qf4?! { (-2.18 → -1.26) Inaccuracy. Best move was Qg6. } (11... Qg6 12. d3 Ng8 13. h4 Bg4 14. Bg2 Nge7 15. Kf1 f5 16. h5 Qf7 17. Qb3 Qxb3 18. axb3) 12. Ke1? { (-1.26 → -3.06) Mistake. Best move was d3. } (12. d3 Ng8) 12... Nf5?? { (-3.06 → 0.70) Blunder. Best move was Qxe4+. } (12... Qxe4+ 13. Qe2) 13. Rg1?? { (0.70 → -3.92) Blunder. Best move was exf5. } (13. exf5 Bxf5 14. Rxb7 Nd4 15. cxd4 Qe4+ 16. Qe2 Qxb7 17. Qb5+ Qxb5 18. Bxb5+ Ke7 19. dxe5 h6) 13... Nh4?! { (-3.92 → -3.02) Inaccuracy. Best move was Qxe4+. } (13... Qxe4+ 14. Be2 a6 15. Nc4 Qd5 16. Ne3 Nxe3 17. dxe3 Qxa2 18. h4 Qa5 19. Qc2 d5 20. h5) 14. Nxh4 Qxh4? { (-3.06 → -1.44) Mistake. Best move was Qxe4+. } (14... Qxe4+ 15. Be2) 15. Rg3? { (-1.44 → -2.99) Mistake. Best move was d3. } (15. d3) 15... Qxe4+ 16. Qe2 Qa4 17. Nc2?? { (-2.74 → -7.93) Blunder. Best move was Nc4. } (17. Nc4 Ne7) 17... Qxc2 18. Rb4? { (-7.66 → -10.12) Mistake. Best move was Ra1. } (18. Ra1 Bf5 19. Qb5 Qe4+ 20. Qe2 Qh1 21. d3 h6 22. gxh6 Rxh6 23. Qf3 Qxf3 24. Rxf3 g6) 18... Nxb4 19. cxb4 Qxa2 20. Bg2 Qb1+ 21. Qd1 Qf5 22. h4 Be6?! { (-9.99 → -9.25) Inaccuracy. Best move was c6. } (22... c6 23. b5) 23. Qa4+?! { (-9.25 → -10.62) Inaccuracy. Best move was Bxb7. } (23. Bxb7) 23... c6 24. h5 O-O 25. Bh3 Qf4 26. Re3 Bxh3 27. Rc3 Bg4 28. Qa1?! { (-17.12 → Mate in 2) Checkmate is now unavoidable. Best move was Qc2. } (28. Qc2 Qh2 29. d3 Bxh5 30. Qb3 Qg1+ 31. Kd2 Qxg5+ 32. Kc2 Qg1 33. Qc4 Qxf2+ 34. Kb1 Qe1+) 28... Qe4+ 29. Kf1 Qh1# { Black wins by checkmate. } 0-1