lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/GylfrPnh"] [Date "2021.03.23"] [Round "-"] [White "CHESS960"] [Black "rdruta"] [Result "1-0"] [UTCDate "2021.03.23"] [UTCTime "18:07:31"] [WhiteElo "1587"] [BlackElo "1396"] [WhiteRatingDiff "+47"] [BlackRatingDiff "-6"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Hungarian Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. g3 { A00 Hungarian Opening } e6 2. Bg2 Qf6? { (-0.28 → 1.30) Mistake. Best move was d5. } (2... d5 3. Nf3 c5 4. e3 Nf6 5. O-O Be7 6. b3 O-O 7. Bb2 b5 8. d3 Nc6 9. c4) 3. h3? { (1.30 → 0.13) Mistake. Best move was c4. } (3. c4) 3... Bc5?! { (0.13 → 1.09) Inaccuracy. Best move was d5. } (3... d5 4. e3 c5 5. Ne2 Qd8 6. O-O Nf6 7. b3 h5 8. d4 Nc6 9. c4 h4 10. Nbc3) 4. Nf3 g5? { (0.72 → 2.90) Mistake. Best move was Nc6. } (4... Nc6 5. e3) 5. O-O? { (2.90 → 1.35) Mistake. Best move was d4. } (5. d4 Be7 6. Nxg5 Qg7 7. Nf3 f5 8. O-O d6 9. Nc3 Nf6 10. Re1 Nbd7 11. Ng5 Nb6) 5... Bd6? { (1.35 → 2.38) Mistake. Best move was Be7. } (5... Be7 6. d4 Qg7 7. Qd2 h6 8. e4 Nf6 9. Nc3 d6 10. e5 Nfd7 11. Nb5 Na6 12. Qc3) 6. d4?! { (2.38 → 1.88) Inaccuracy. Best move was d3. } (6. d3 h6) 6... h5? { (1.88 → 3.87) Mistake. Best move was h6. } (6... h6) 7. Bxg5 Qf5? { (3.08 → 4.81) Mistake. Best move was Qg7. } (7... Qg7 8. e4 Be7 9. Bf4 d6 10. e5 h4 11. Na3 hxg3 12. fxg3 dxe5 13. Nxe5 Nf6 14. Nb5) 8. h4? { (4.81 → 3.45) Mistake. Best move was Nc3. } (8. Nc3) 8... Qb5? { (3.45 → 5.72) Mistake. Best move was f6. } (8... f6) 9. b3? { (5.72 → 4.13) Mistake. Best move was Nc3. } (9. Nc3 Qb6 10. d5 Na6 11. Ne4 Be7 12. Bxe7 exd5 13. Bc5 Nxc5 14. Qd4 Nxe4 15. Qxh8 Kf8) 9... Qb4? { (4.13 → 5.86) Mistake. Best move was f6. } (9... f6 10. Bc1 Qf5 11. Nc3 Be7 12. e4 Qg6 13. Re1 Nh6 14. Bf4 O-O 15. e5 Ng4 16. exf6) 10. c3?! { (5.86 → 5.06) Inaccuracy. Best move was c4. } (10. c4 Bf8) 10... Qb6?! { (5.06 → 5.92) Inaccuracy. Best move was Qa5. } (10... Qa5 11. e4 Be7 12. e5 d5 13. Bxe7 Nxe7 14. Ng5 Nf5 15. Bf3 Ng7 16. b4 Qb6 17. a4) 11. c4 Qa5? { (5.34 → 6.46) Mistake. Best move was Be7. } (11... Be7 12. c5 Qa6 13. Nc3 d6 14. a4 Bd7 15. Qd2 Qa5 16. d5 Na6 17. dxe6 Bxe6 18. cxd6) 12. Bd2? { (6.46 → 4.60) Mistake. Best move was c5. } (12. c5 Be7 13. Bd2 Qa6 14. a4 d5 15. b4 c6 16. b5 cxb5 17. Nc3 b4 18. Nb5 Qa5) 12... Qa6? { (4.60 → 6.97) Mistake. Best move was Bb4. } (12... Bb4 13. e4 Nc6 14. Bxb4 Qxb4 15. a3 Qe7 16. Nc3 f6 17. b4 d6 18. c5 dxc5 19. bxc5) 13. c5?! { (6.97 → 6.34) Inaccuracy. Best move was Nc3. } (13. Nc3 Be7) 13... Be7 14. e4? { (6.69 → 4.34) Mistake. Best move was b4. } (14. b4 d6 15. a4 Bd7 16. Bc3 Nf6 17. b5 Bxb5 18. axb5 Qxb5 19. Ng5 d5 20. e4 Qd7) 14... Qd3?? { (4.34 → 7.52) Blunder. Best move was d6. } (14... d6 15. cxd6) 15. Re1 d6?? { (6.77 → 10.10) Blunder. Best move was Qa6. } (15... Qa6) 16. Bf1 Qxf1+ 17. Kxf1 Rh6 18. cxd6 Rf6 19. dxe7 Kxe7 20. e5 Rf5 21. Bg5+ Ke8 22. Nc3 Bd7 23. Ne4 f6 24. exf6 a5 25. Nc5 a4 26. Nxe6 Bxe6 27. Rxe6+ Kd8?! { (25.20 → Mate in 7) Checkmate is now unavoidable. Best move was Kf7. } (27... Kf7 28. Re5 Rxf6 29. Bxf6 Nxf6 30. Ng5+ Kg7 31. Ne6+ Kf7 32. Nxc7 Ra6 33. Nxa6 Nxa6 34. bxa4) 28. Qe2 Na6 29. Re7?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Re8+. } (29. Re8+ Kd7 30. Qe6#) 29... Nb4 30. Re8+ Kd7 31. Qe6# { White wins by checkmate. } 1-0