lichess dev

[Event "Rated Blitz tournament https://lichess.org/tournament/sz1IxFRo"] [Site "http://chess-academy.net/IrYGb21S"] [Date "2020.07.23"] [Round "-"] [White "Arthur-Dan"] [Black "catana"] [Result "0-1"] [UTCDate "2020.07.23"] [UTCTime "14:34:51"] [WhiteElo "1754"] [BlackElo "1554"] [WhiteRatingDiff "-67"] [BlackRatingDiff "+30"] [Variant "Standard"] [TimeControl "300+2"] [ECO "D20"] [Opening "Queen's Gambit Accepted: Old Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 2. c4 dxc4 3. e3 { D20 Queen's Gambit Accepted: Old Variation } e5 4. Be2? { (0.62 → -0.66) Mistake. Best move was Bxc4. } (4. Bxc4 exd4 5. exd4 Bd6 6. Nf3 Nf6 7. O-O O-O 8. Nc3 Bf5) 4... Bb4+?! { (-0.66 → 0.00) Inaccuracy. Best move was exd4. } (4... exd4 5. exd4) 5. Nc3?! { (0.00 → -0.67) Inaccuracy. Best move was Bd2. } (5. Bd2 Bxd2+ 6. Qxd2 exd4 7. exd4 Nc6 8. Nf3 Be6 9. Nc3 Qf6 10. d5 O-O-O 11. O-O Nge7) 5... Bxc3+? { (-0.67 → 1.11) Mistake. Best move was exd4. } (5... exd4 6. exd4 Be6 7. Nf3 Nc6 8. O-O Nge7 9. Ng5 Qxd4 10. Nxe6 fxe6 11. Qxd4 Nxd4 12. Bxc4) 6. bxc3 exd4 7. cxd4?! { (1.16 → 0.47) Inaccuracy. Best move was exd4. } (7. exd4) 7... b5?! { (0.47 → 1.09) Inaccuracy. Best move was Be6. } (7... Be6 8. Nh3) 8. Nf3? { (1.09 → 0.09) Mistake. Best move was a4. } (8. a4 b4) 8... Bb7? { (0.09 → 1.43) Mistake. Best move was a6. } (8... a6) 9. Ba3? { (1.43 → -0.18) Mistake. Best move was Rb1. } (9. Rb1 a6) 9... Nf6 10. Qc2? { (0.13 → -1.30) Mistake. Best move was Qb1. } (10. Qb1 a6 11. Ne5 Nbd7 12. O-O Be4 13. Qc1 c5 14. Rd1 Qe7 15. f3 Bb7 16. Rb1 O-O) 10... Nc6? { (-1.30 → 0.60) Mistake. Best move was a5. } (10... a5) 11. Ng5? { (0.60 → -1.70) Mistake. Best move was Rb1. } (11. Rb1 Qd5) 11... b4? { (-1.70 → 1.18) Mistake. Best move was Qd5. } (11... Qd5) 12. Bc1?? { (1.18 → -2.46) Blunder. Best move was Bxc4. } (12. Bxc4) 12... O-O? { (-2.46 → 0.36) Mistake. Best move was c3. } (12... c3) 13. e4?? { (0.36 → -5.67) Blunder. Best move was Bxc4. } (13. Bxc4 h6) 13... Nxd4?! { (-5.67 → -5.10) Inaccuracy. Best move was c3. } (13... c3) 14. Qb2?? { (-5.10 → -10.05) Blunder. Best move was Qxc4. } (14. Qxc4) 14... Bxe4?? { (-10.05 → -6.85) Blunder. Best move was c3. } (14... c3) 15. Bd1?? { (-6.85 → -12.68) Blunder. Best move was Nxe4. } (15. Nxe4 c3) 15... c3 16. Qxb4 c2 17. Be2? { (-8.85 → -15.07) Mistake. Best move was Ba3. } (17. Ba3 cxd1=Q+) 17... Nxe2 18. Kxe2?! { (-14.21 → Mate in 2) Checkmate is now unavoidable. Best move was Be3. } (18. Be3 Bd3) 18... Qd3+ 19. Ke1 Qd1# { Black wins by checkmate. } 0-1