[Event "Rated correspondence game"] [Site "https://lichess.org/eUvL3Pga"] [Date "2023.04.29"] [White "mate-in-four"] [Black "krapov70"] [Result "1-0"] [UTCDate "2023.04.29"] [UTCTime "18:47:44"] [WhiteElo "2454"] [BlackElo "2221"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-3"] [Variant "Standard"] [TimeControl "-"] [ECO "D06"] [Opening "Queen's Gambit Declined: Austrian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c5 { D06 Queen's Gambit Declined: Austrian Defense } 3. cxd5 cxd4? { (0.73 → 1.92) Mistake. Qxd5 was best. } (3... Qxd5 4. Nf3 cxd4 5. Nc3 Qa5 6. Nxd4 Nf6 7. Nb3 Qc7 8. Nb5) 4. Nf3? { (1.92 → 0.45) Mistake. Qxd4 was best. } (4. Qxd4 e6 5. e4 exd5 6. exd5 Nf6 7. Nc3 Nbd7 8. Bb5 Bd6) 4... Qxd5 5. Nc3 Qd8 6. Qxd4 Qxd4 7. Nxd4 a6?? { (1.50 → 5.06) Blunder. Nf6 was best. } (7... Nf6 8. Ndb5 Na6 9. g3 Bd7 10. Bg2 Bc6 11. O-O e6 12. Be3) 8. Nd5 { Black resigns. } 1-0