[Event "Altenberg Zinnwald 2018"] [Site "https://lichess.org/3SwgK3Jb"] [Date "2021.03.24"] [White "El_Mattador"] [Black "Mekkaboe"] [Result "0-1"] [UTCDate "2021.03.24"] [UTCTime "19:45:56"] [WhiteElo "1899"] [BlackElo "2147"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "600+2"] [ECO "D20"] [Opening "Queen's Gambit Accepted"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 { D20 Queen's Gambit Accepted } 3. Na3?! { (0.32 → -0.62) Inaccuracy. Nf3 was best. } (3. Nf3 e6 4. e3 c5 5. Bxc4 Nf6 6. O-O a6 7. dxc5 Bxc5) 3... e5 4. Nf3? { (-0.74 → -2.11) Mistake. e3 was best. } (4. e3 Be6 5. Nxc4 exd4 6. Nf3 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 dxe3) 4... Bxa3 5. Qa4+ Nc6 6. Nxe5?? { (-2.94 → -10.48) Blunder. Qxa3 was best. } (6. Qxa3 exd4) 6... Bd7?? { (-10.48 → 0.23) Blunder. Bb4+ was best. } (6... Bb4+ 7. Bd2 Bxd2+ 8. Kxd2 Qxd4+ 9. Kc1 Qxe5 10. e3 c3 11. Qc2 cxb2+ 12. Qxb2 Qxb2+ 13. Kxb2) 7. Nxd7?? { (0.23 → -6.11) Blunder. Qxa3 was best. } (7. Qxa3 Nxd4) 7... Qxd7?? { (-6.11 → -1.54) Blunder. Bb4+ was best. } (7... Bb4+ 8. Kd1) 8. Qxa3 Nxd4 9. Qc3 O-O-O 10. Qxc4?? { (-1.45 → Mate in 2) Checkmate is now unavoidable. Bg5 was best. } (10. Bg5 Nf6) 10... Nf3+ 11. gxf3 Qd1# { Black wins by checkmate. } 0-1