[Event "Weekly Classical Arena"] [Site "https://lichess.org/el23Iuxm"] [Date "2019.03.22"] [White "pened"] [Black "nestorduff"] [Result "1-0"] [UTCDate "2019.03.22"] [UTCTime "19:51:29"] [WhiteElo "2044"] [BlackElo "1431"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "A05"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 { A05 Zukertort Opening } 2. g3 e6 3. Bg2 Bc5?! { (0.21 → 0.81) Inaccuracy. Be7 was best. } (3... Be7 4. d4 d5 5. O-O O-O 6. c4 dxc4 7. Qc2 a6 8. a4) 4. d4 Bb6 5. O-O d5 6. c4 dxc4?! { (0.86 → 1.48) Inaccuracy. c5 was best. } (6... c5 7. dxc5 Bxc5 8. cxd5 exd5 9. Nc3 Nc6 10. Bg5 d4 11. Bxf6) 7. Qa4+ Nc6 8. Ne5 O-O 9. Nxc6 bxc6 10. e3 Bb7?! { (0.76 → 1.46) Inaccuracy. Rb8 was best. } (10... Rb8 11. Nd2 c5 12. dxc5 Bxc5 13. Nxc4 Rb4 14. Qc2 Ba6 15. b3 Bxc4 16. bxc4 Qe7 17. Bb2) 11. Bxc6? { (1.46 → 0.09) Mistake. Nd2 was best. } (11. Nd2 Qc8 12. Bxc6 Bxc6 13. Qxc6 Qe8 14. Qxe8 Rfxe8 15. Nxc4 c5 16. dxc5 Bxc5 17. Kg2 Ne4) 11... Bxc6 12. Qxc6 a5?! { (-0.03 → 1.05) Inaccuracy. Qd5 was best. } (12... Qd5 13. Qxd5 exd5 14. b3 c5 15. dxc5 Bxc5 16. bxc4 dxc4 17. Bb2 Rac8 18. Rc1 Bb4 19. a3) 13. Nd2 a4 14. Qxc4?! { (1.48 → 0.75) Inaccuracy. Nxc4 was best. } (14. Nxc4 Qd5 15. Ne5 Ne4 16. Rd1 Ra5 17. Bd2 Rb5 18. Qxd5 exd5 19. Nd3 c5 20. dxc5 Nxc5) 14... Ba5 15. Nf3 Ne4?! { (1.12 → 1.84) Inaccuracy. Qd5 was best. } (15... Qd5 16. Ne5 Rfc8 17. Qc6 Bb4 18. Qxd5 exd5 19. Rd1 Bd6 20. Nd3 c5 21. dxc5 Bxc5 22. Bd2) 16. Qxa4 Bd2?? { (1.67 → 4.23) Blunder. Qd5 was best. } (16... Qd5 17. Ne5 Ng5 18. h4 f6 19. hxg5 fxe5 20. dxe5 Qxe5 21. f4 Qd5 22. Qd1 Qf5 23. Kg2) 17. Qc2?! { (4.23 → 3.19) Inaccuracy. Qc6 was best. } (17. Qc6 Bxc1 18. Rfxc1 Nf6 19. a4 Rb8 20. a5 Rxb2 21. a6 Qa8 22. Ne5 Rb6 23. Qxa8 Rxa8) 17... Bxc1 18. Rfxc1 Qf6?? { (2.88 → 8.31) Blunder. Qd5 was best. } (18... Qd5 19. a4) 19. Qxe4 Rae8 20. Rxc7 Qd8 21. Rac1 Re7 22. Qb7 Rfe8 23. Rxe7 Rxe7 24. Rc8 Qxc8?! { (22.74 → Mate in 2) Checkmate is now unavoidable. Re8 was best. } (24... Re8 25. Rxd8) 25. Qxc8+ { Black resigns. } 1-0