[Event "Casual correspondence game"] [Site "https://lichess.org/NXX5uEzB"] [Date "2020.12.14"] [White "RMan59"] [Black "lichess AI level 4"] [Result "0-1"] [UTCDate "2020.12.14"] [UTCTime "03:32:17"] [WhiteElo "1721"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D20"] [Opening "Queen's Gambit Accepted"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 { D20 Queen's Gambit Accepted } 3. Nc3 e5 4. d5?! { (0.00 → -0.88) Inaccuracy. Nf3 was best. } (4. Nf3 exd4 5. Qxd4 Qxd4 6. Nxd4 Nf6 7. e3 a6 8. Bxc4 c5) 4... Nf6 5. e4 c6?! { (-0.94 → 0.00) Inaccuracy. b5 was best. } (5... b5 6. Bg5 Bc5 7. Nf3 O-O 8. Bh4 a6 9. a4 Bb7 10. axb5) 6. Nf3?! { (0.00 → -0.93) Inaccuracy. Bxc4 was best. } (6. Bxc4 b5 7. Bb3 b4 8. Nce2 Nxe4 9. Nf3 Nc5 10. Nxe5 Nxb3) 6... cxd5?! { (-0.93 → -0.04) Inaccuracy. b5 was best. } (6... b5 7. dxc6 Qxd1+ 8. Kxd1 Nxc6 9. Nxb5 Rb8 10. Bxc4 Bc5 11. Ke2) 7. exd5 Nbd7 8. Bxc4 e4?? { (-0.21 → 1.52) Blunder. Bb4 was best. } (8... Bb4 9. O-O O-O 10. Bd2 h6 11. Re1 Bd6 12. a4 Re8 13. Qc2 Nc5 14. b4 Na6 15. b5) 9. Ng5?! { (1.52 → 0.53) Inaccuracy. d6 was best. } (9. d6 exf3) 9... Nb6?! { (0.53 → 1.19) Inaccuracy. Bb4 was best. } (9... Bb4 10. O-O Bxc3 11. bxc3 O-O 12. Ne6 fxe6 13. dxe6 Kh8 14. exd7 Qxd7 15. Ba3 Rd8 16. Qxd7) 10. Bb3 Bd6? { (0.67 → 2.37) Mistake. Bb4 was best. } (10... Bb4) 11. Ngxe4 O-O 12. Nxd6 Qe7+ 13. Be3 Qxd6 14. O-O?! { (2.42 → 1.63) Inaccuracy. Qd4 was best. } (14. Qd4 Ng4 15. Bf4 Qf6 16. Qxf6 Nxf6 17. O-O Bf5 18. Rfe1 Rac8 19. d6 Nc4 20. Nb5 Nxb2) 14... Ng4 15. Qd4?? { (1.67 → Mate in 1) Checkmate is now unavoidable. g3 was best. } (15. g3) 15... Qxh2# { Black wins by checkmate. } 0-1