[Event "Casual correspondence game"] [Site "https://lichess.org/T9kf5SeG"] [Date "2018.12.19"] [White "derholtz"] [Black "potseeslc"] [Result "0-1"] [UTCDate "2018.12.19"] [UTCTime "22:55:01"] [WhiteElo "1500"] [BlackElo "1670"] [Variant "Standard"] [TimeControl "-"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d5 2. d4? { (0.60 → -0.66) Mistake. exd5 was best. } { D00 Blackmar-Diemer Gambit } (2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 Nc6 6. Nb5 Qd8) 2... c5? { (-0.66 → 0.65) Mistake. dxe4 was best. } (2... dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 c6 6. Bd3 Bg4 7. Be3) 3. c3? { (0.65 → -0.64) Mistake. dxc5 was best. } (3. dxc5 Nf6 4. exd5 Qxd5 5. Qxd5 Nxd5 6. Bc4 e6 7. Bxd5 exd5) 3... c4?? { (-0.64 → 2.64) Blunder. dxe4 was best. } (3... dxe4 4. Nd2 Nf6 5. dxc5 e5 6. b4 a5 7. a3 Be7 8. Bb2) 4. exd5 Qxd5 5. Na3?! { (2.18 → 1.34) Inaccuracy. Nd2 was best. } (5. Nd2 b5 6. a4 b4 7. Nxc4 bxc3 8. bxc3 Nd7 9. Nf3 Ba6) 5... b5?! { (1.34 → 2.00) Inaccuracy. e5 was best. } (5... e5) 6. Ne2?! { (2.00 → 1.00) Inaccuracy. b3 was best. } (6. b3 Nd7) 6... e6 7. g3?? { (1.23 → -5.51) Blunder. Nf4 was best. } (7. Nf4 Qb7) 7... Bxa3?? { (-5.51 → -1.08) Blunder. Qxh1 was best. } (7... Qxh1) 8. bxa3?? { (-1.08 → -7.42) Blunder. Rg1 was best. } (8. Rg1) 8... Qxh1 9. a4 bxa4 10. Qxa4+ Bd7 11. Qxc4 Qc6 12. Qxc6 Nxc6 13. Nf4 Nf6 14. Bc4 O-O 15. Ba3 Rfc8 16. Rb1 Na5 17. Ba6 Rcb8 18. Rxb8+ Rxb8 19. Bd6?! { (-6.72 → -11.39) Inaccuracy. Bb4 was best. } (19. Bb4 Nc6) 19... Rb1+ 20. Kd2 Rb2+ 21. Kc1 Rxa2 22. Kb1 Rxf2 23. Nh3 Rxh2 24. Nf4 Nb3 25. Bc4 Nd2+ 26. Kc2?! { (-59.43 → Mate in 21) Checkmate is now unavoidable. Ka1 was best. } (26. Ka1 Nxc4) 26... Nxc4+ 27. Kd3?! { (-70.54 → Mate in 7) Checkmate is now unavoidable. Ne2 was best. } (27. Ne2 Nxd6) 27... Nxd6?! { (Mate in 7 → -65.11) Lost forced checkmate sequence. Nb2+ was best. } (27... Nb2+ 28. Ke3 Ng4+ 29. Kf3 Rf2+ 30. Kxg4 e5+ 31. Ne6 Bxe6+ 32. Kh4 Rh2+ 33. Kg5 h6#) 28. c4 a5 29. c5?! { (-23.73 → Mate in 5) Checkmate is now unavoidable. Ne2 was best. } (29. Ne2) 29... Nb5?! { (Mate in 5 → -58.51) Lost forced checkmate sequence. Bb5+ was best. } (29... Bb5+ 30. Ke3 Nc4+ 31. Kd3 Rd2+ 32. Kc3 Ne4+ 33. Kb3 Rb2#) 30. Kc4?! { (-58.51 → Mate in 9) Checkmate is now unavoidable. Ke3 was best. } (30. Ke3 Na3) 30... Na3+ 31. Kb3 Nc2 32. Nd3?! { (-67.57 → Mate in 10) Checkmate is now unavoidable. Kc4 was best. } (32. Kc4 Rd2) 32... a4+ 33. Kc3 a3 34. Nc1 Ne3 35. Kb3 Rc2 36. Kxa3 Rxc1 37. c6 Bxc6 38. d5 Bxd5 39. g4 Nexg4 40. Kb2 Rc8 41. Ka3 e5 42. Kb4 e4 43. Kb5 e3 44. Kb6 e2 45. Ka7 e1=Q 46. Ka6 Rc2 47. Kb5 Qb1+ 48. Ka5 Ra2# { Black wins by checkmate. } 0-1