[Event "Monthly Classical Arena"] [Site "https://lichess.org/df3ZTWzM"] [Date "2018.06.29"] [White "Koala1498"] [Black "Wafi-slo"] [Result "1-0"] [UTCDate "2018.06.29"] [UTCTime "19:20:35"] [WhiteElo "1559"] [BlackElo "1474"] [WhiteRatingDiff "+80"] [BlackRatingDiff "-52"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. e4?! { (0.07 → -0.55) Inaccuracy. c4 was best. } { D00 Blackmar-Diemer Gambit } (2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Bf4 Bd6 6. Bxd6 Qxd6) 2... dxe4 3. c4 b6 4. Bf4 Bb7 5. d5 f6? { (-0.96 → 0.46) Mistake. e6 was best. } (5... e6 6. Nc3 Nd7 7. dxe6 fxe6 8. Nh3 Bb4 9. Be2 Ngf6 10. Qb3 Qe7 11. O-O O-O-O 12. a3) 6. Nc3 g5?? { (0.34 → 3.64) Blunder. e5 was best. } (6... e5 7. dxe6 Qxd1+ 8. Rxd1 Na6 9. Nge2 Rd8 10. Rxd8+ Kxd8 11. a3 Ne7 12. Nd4 Ng6 13. Bg3) 7. Bg3? { (3.64 → 1.97) Mistake. Qh5+ was best. } (7. Qh5+ Kd7 8. c5 e6 9. c6+ Kc8 10. Bxc7 Kxc7 11. Qf7+ Nd7 12. cxb7 Kxb7 13. dxe6 Qe7) 7... c6?? { (1.97 → 7.15) Blunder. e5 was best. } (7... e5) 8. Qa4?? { (7.15 → 0.90) Blunder. Qh5+ was best. } (8. Qh5+ Kd7 9. dxc6+ Bxc6 10. Rd1+ Kc8 11. Rxd8+ Kxd8 12. Nge2 e5 13. h4 Ne7 14. hxg5 Ng6) 8... Bg7? { (0.90 → 2.47) Mistake. Qd7 was best. } (8... Qd7 9. Bxb8 cxd5 10. Qxd7+ Kxd7 11. Bg3 d4 12. O-O-O e5 13. f3 e3 14. h4 gxh4 15. Rxh4) 9. O-O-O? { (2.47 → 1.20) Mistake. Bxb8 was best. } (9. Bxb8) 9... Nh6?? { (1.20 → 6.27) Blunder. Qc8 was best. } (9... Qc8 10. Nxe4 Nd7 11. d6 c5 12. Qc2 e5 13. f3 Nh6 14. h4 g4 15. Ng5 fxg5 16. hxg5) 10. dxc6 Qc7? { (5.92 → 25.91) Mistake. Qxd1+ was best. } (10... Qxd1+) 11. Bxc7 O-O 12. cxb7 Nc6 13. Qxc6 Rab8 14. Bxb8 Rxb8 15. Qc8+ Rxc8?! { (39.45 → Mate in 11) Checkmate is now unavoidable. Kf7 was best. } (15... Kf7 16. Qxb8 f5 17. Qc7 Ng4 18. b8=Q Nf6 19. Qbxa7 Bf8 20. Qaxb6 e3 21. fxe3 f4 22. exf4) 16. bxc8=Q+ Bf8?! { (32.31 → Mate in 8) Checkmate is now unavoidable. Kf7 was best. } (16... Kf7 17. Nxe4) 17. Qe6+?! { (Mate in 8 → 31.30) Lost forced checkmate sequence. Rd8 was best. } (17. Rd8 Kg7 18. Rxf8 g4 19. Qe8 Nf5 20. h3 g3 21. Be2 Nh6 22. Qxe7+ Nf7 23. Qxf7+ Kh6) 17... Nf7?! { (31.30 → Mate in 10) Checkmate is now unavoidable. Kg7 was best. } (17... Kg7 18. Qxe4) 18. Rd8 Kg7 19. Rxf8 Kxf8 20. Nd5 Kg7 21. Qxe7 Kg6 22. Qxf6+ Kh5 23. Be2+ g4 24. h3 Ne5 25. hxg4# { White wins by checkmate. } 1-0