lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/tDupwV27"] [Date "2020.12.01"] [Round "-"] [White "costelconstantin"] [Black "Stefanos"] [Result "1-0"] [UTCDate "2020.12.01"] [UTCTime "17:24:34"] [WhiteElo "1925"] [BlackElo "1260"] [WhiteRatingDiff "+0"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A13"] [Opening "English Opening: Agincourt Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. c4 e6 { A13 English Opening: Agincourt Defense } 2. d3?! { (0.52 → -0.40) Inaccuracy. Best move was d4. } (2. d4 Nf6 3. Nf3 d5 4. Nc3 Bb4 5. Bd2 O-O 6. e3 c5) 2... Nf6?! { (-0.40 → 0.17) Inaccuracy. Best move was d5. } (2... d5) 3. Nf3 d5 4. cxd5 Nxd5?! { (-0.23 → 0.69) Inaccuracy. Best move was exd5. } (4... exd5 5. g3) 5. Nc3?! { (0.69 → 0.09) Inaccuracy. Best move was e4. } (5. e4) 5... Nxc3?! { (0.09 → 0.59) Inaccuracy. Best move was Bb4. } (5... Bb4 6. Qb3 Be7 7. e4 Nxc3 8. bxc3 O-O 9. Bf4 b6 10. Be2 Bb7 11. O-O Qc8 12. Ne5) 6. bxc3 b5? { (-0.12 → 1.01) Mistake. Best move was c5. } (6... c5 7. e4 Be7 8. Be2 O-O 9. d4 b6 10. O-O Bb7 11. Qd3 cxd4 12. cxd4 Nc6 13. a3) 7. Bb2?! { (1.01 → 0.13) Inaccuracy. Best move was Rb1. } (7. Rb1 a6) 7... Bc5? { (0.13 → 1.27) Mistake. Best move was Bb7. } (7... Bb7 8. e3) 8. d4 Bd6?! { (0.87 → 1.50) Inaccuracy. Best move was Be7. } (8... Be7) 9. e4 e5? { (0.95 → 3.04) Mistake. Best move was Bd7. } (9... Bd7 10. Bd3 O-O 11. Qe2 Bc6 12. Bxb5 Bxb5 13. Qxb5 Nd7 14. O-O Rb8 15. Qe2 c5 16. Bc1) 10. Bxb5+?! { (3.04 → 2.21) Inaccuracy. Best move was dxe5. } (10. dxe5 Be7) 10... c6?! { (2.21 → 3.03) Inaccuracy. Best move was Bd7. } (10... Bd7 11. a4) 11. dxe5 Bc5 12. Qxd8+ Kxd8 13. Bc4 Ba6? { (2.82 → 4.31) Mistake. Best move was Rf8. } (13... Rf8 14. O-O) 14. Bxa6? { (4.31 → 3.06) Mistake. Best move was Bxf7. } (14. Bxf7) 14... Nxa6 15. Ng5? { (3.43 → 2.07) Mistake. Best move was Ke2. } (15. Ke2) 15... f6?? { (2.07 → 5.54) Blunder. Best move was Ke7. } (15... Ke7 16. Nf3) 16. Nf7+? { (5.54 → 4.39) Mistake. Best move was exf6. } (16. exf6) 16... Ke8? { (4.39 → 6.05) Mistake. Best move was Ke7. } (16... Ke7) 17. Nxh8 Bb4?? { (5.58 → 11.29) Blunder. Best move was Ke7. } (17... Ke7 18. exf6+) 18. cxb4 Nxb4 19. O-O Nc2 20. Rac1 Na1 21. Bxa1 Ke7 22. Rxc6 Rxh8?! { (24.73 → Mate in 9) Checkmate is now unavoidable. Best move was fxe5. } (22... fxe5 23. Rc7+) 23. exf6+ gxf6 24. Bxf6+ Kf7 25. Bxh8 Kf8 26. Rb1 Ke8 27. Rc7 Kd8 28. Rxa7?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Be5. } (28. Be5 a6 29. Rb8#) 28... Kc8 29. Rxh7 Kd8 30. Rb8# { White wins by checkmate. } 1-0