lichess dev

[Event "Iustina Arena"] [Site "http://chess-academy.net/S1E8LrCq"] [Date "2020.10.02"] [Round "-"] [White "costelconstantin"] [Black "cosmac"] [Result "1-0"] [UTCDate "2020.10.02"] [UTCTime "16:09:21"] [WhiteElo "2033"] [BlackElo "1087"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Hungarian Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. g3 { A00 Hungarian Opening } e5?! { (-0.07 → 0.52) Inaccuracy. Best move was d5. } (1... d5 2. Nf3 c5 3. Bg2 Nf6 4. O-O h6 5. e3 Nc6 6. d4) 2. c4 f5?! { (0.00 → 0.80) Inaccuracy. Best move was Nf6. } (2... Nf6 3. Bg2) 3. Bg2?! { (0.80 → 0.03) Inaccuracy. Best move was d4. } (3. d4 exd4) 3... Bc5?! { (0.03 → 0.60) Inaccuracy. Best move was Nf6. } (3... Nf6) 4. e3 Bb4? { (0.13 → 1.44) Mistake. Best move was Be7. } (4... Be7) 5. Ne2?! { (1.44 → 0.61) Inaccuracy. Best move was Nf3. } (5. Nf3 Nc6 6. a3 Be7 7. d4 e4 8. Nfd2 Nf6 9. Nc3 O-O 10. O-O d5 11. f3 exf3) 5... Qe7? { (0.61 → 2.26) Mistake. Best move was Nf6. } (5... Nf6) 6. a3?! { (2.26 → 1.72) Inaccuracy. Best move was O-O. } (6. O-O) 6... Ba5? { (1.72 → 4.52) Mistake. Best move was Bd6. } (6... Bd6 7. Qc2) 7. b4 Bb6 8. c5 Ba5? { (3.86 → 5.61) Mistake. Best move was Nf6. } (8... Nf6 9. Nbc3 d6 10. cxb6 axb6 11. O-O Nc6 12. Bb2 O-O 13. f4 Be6 14. d3 Qf7 15. e4) 9. bxa5?! { (5.61 → 5.02) Inaccuracy. Best move was Nbc3. } (9. Nbc3 Nf6 10. O-O Nc6 11. bxa5 O-O 12. Nd5 Nxd5 13. Bxd5+ Kh8 14. d4 Nxa5 15. Bd2 Nc6) 9... b6?? { (5.02 → 10.68) Blunder. Best move was Nf6. } (9... Nf6 10. O-O Nc6 11. Nbc3 Nxa5 12. d4 e4 13. f3 exf3 14. Bxf3 O-O 15. Qa4 Nc6 16. Rb1) 10. Bxa8 Bb7 11. Bxb7 c6 12. cxb6 axb6 13. a6 Qd8 14. a7 Na6 15. a8=Q Nc7 16. Qxd8+ Kxd8 17. Bb2 Nf6 18. Bxe5 Ne6 19. Qa4 Nc5 20. Qa8+ Ke7 21. Qxh8 Nxb7?! { (37.20 → Mate in 8) Checkmate is now unavoidable. Best move was Nd3+. } (21... Nd3+ 22. Kf1) 22. Qxg7+ Ke6 23. Qxf6+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Nf4+. } (23. Nf4+ Kxe5 24. Qe7#) 23... Kd5 24. Nbc3+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was d3. } (24. d3 f4 25. Nec3+ Kc5 26. Bd4#) 24... Kc4 25. a4?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qh4+. } (25. Qh4+ f4 26. Qxf4+ Kb3 27. Rb1+ Kxa3 28. Qa4#) 25... Nc5 26. Na2?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Qd6. } (26. Qd6 Kb4 27. a5 Kb3 28. Nc1+ Kc2 29. Ra2+ Kxc1 30. Ke2#) 26... Nxa4 27. Bc3?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Rb1. } (27. Rb1 Nb2 28. Rxb2 Kd5 29. Rb4 Kc5 30. Qd6#) 27... Nc5 28. Qd4+ Kb3 29. Nec1+ Ka3 30. Qb4# { White wins by checkmate. } 1-0