[Event "Casual correspondence game"] [Site "https://lichess.org/WaGCROcN"] [Date "2018.12.20"] [White "polema"] [Black "ZinaAl"] [Result "0-1"] [UTCDate "2018.12.20"] [UTCTime "19:25:51"] [WhiteElo "1838"] [BlackElo "1854"] [Variant "Standard"] [TimeControl "-"] [ECO "A05"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 { A05 Zukertort Opening } 2. g3 Nc6 3. Bg2 e5 4. O-O Bc5?! { (0.06 → 0.87) Inaccuracy. d5 was best. } (4... d5 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 Be6 8. Nc3 c6 9. Rd1) 5. c3? { (0.87 → -0.36) Mistake. Nxe5 was best. } (5. Nxe5 Nxe5 6. d4 Bxd4 7. Qxd4 d6 8. b3 O-O 9. c4 Re8) 5... O-O?! { (-0.36 → 0.52) Inaccuracy. e4 was best. } (5... e4 6. Ne1 d5 7. d4 Be7 8. f3 exf3 9. exf3 O-O 10. Nd3) 6. d4 exd4 7. cxd4 Bxd4?? { (0.41 → 3.95) Blunder. Bb6 was best. } (7... Bb6 8. d5 Ne7 9. Ne5 d6 10. Nc4 Bc5 11. Nc3 a6 12. a3 b5 13. Na5 Bb6 14. b4) 8. Nxd4 Re8 9. e3 d6?! { (3.58 → 5.16) Inaccuracy. Nxd4 was best. } (9... Nxd4 10. Qxd4) 10. Nxc6 bxc6 11. Bxc6 Bh3 12. Re1 Rxe3? { (4.78 → 9.81) Mistake. Ng4 was best. } (12... Ng4) 13. Bxa8?? { (9.81 → Mate in 10) Checkmate is now unavoidable. Bxe3 was best. } (13. Bxe3) 13... Rxe1+?! { (Mate in 10 → -16.00) Lost forced checkmate sequence. Qxa8 was best. } (13... Qxa8 14. f3 Rxe1+ 15. Kf2 Rxd1 16. Nc3 Rf1+ 17. Ke3 Qxf3+ 18. Kd4 c5+ 19. Kc4 Be6+ 20. Nd5) 14. Qxe1 Qxa8 15. b3?! { (-15.24 → Mate in 1) Checkmate is now unavoidable. Qf1 was best. } (15. Qf1 Bxf1) 15... Qg2# { Black wins by checkmate. } 0-1