[Event "Heidelberg Arena"] [Site "https://lichess.org/ugf2h2Na"] [Date "2020.07.06"] [White "JohannoSauerwein"] [Black "Lb4Matt"] [Result "0-1"] [UTCDate "2020.07.06"] [UTCTime "20:13:24"] [WhiteElo "1786"] [BlackElo "1834"] [WhiteRatingDiff "-33"] [BlackRatingDiff "+28"] [Variant "Three-check"] [TimeControl "180+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. e3 { A00 Van't Kruijs Opening } e6?! { (0.10 → 0.97) Inaccuracy. Nc6 was best. } (1... Nc6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nf6 5. Nf3 O-O 6. Bd3) 2. Bb5?? { (0.97 → -0.79) Blunder. Nc3 was best. } (2. Nc3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. Nf3 d5 6. O-O Nf6) 2... a6 3. Bxd7+?! { (-0.76 → -1.80) Inaccuracy. Be2 was best. } (3. Be2 d5) 3... Bxd7 4. Qh5? { (-1.62 → -2.93) Mistake. Nc3 was best. } (4. Nc3 Bc6 5. Nf3 Nf6 6. d3 Bd6 7. Bd2 Nbd7 8. Qe2 O-O 9. e4 b5 10. e5 b4) 4... Nf6 5. Qxf7+?? { (-3.40 → -7.68) Blunder. Qh3 was best. } (5. Qh3 Nc6) 5... Kxf7 6. Nf3 Kg8 7. Ng5 Bb4 8. Nc3 Nc6 9. O-O Ne5 10. f4 Neg4?? { (-10.01 → Mate in 8) Checkmate is now unavoidable. Nf3+ was best. } (10... Nf3+) 11. f5 Nxh2?! { (12.29 → Mate in 4) Checkmate is now unavoidable. Bxc3 was best. } (11... Bxc3 12. fxe6) 12. fxe6 Nxf1 13. exd7?? { (Mate in 2 → Mate in 7) Lost forced checkmate sequence. Nf7 was best. } (13. Nf7 Bxc3 14. Nh6+) 13... Qxd7?? { (Mate in 7 → Mate in 10) Lost forced checkmate sequence. Ng3 was best. } (13... Ng3 14. Nh3 Nfe4 15. Nf4 Ng5 16. Kf2 N3e4+ 17. Nxe4 Nxe4+ 18. Kg1 Ng3 19. a3 Ne2+) 14. a3?? { (Mate in 10 → Mate in 6) Lost forced checkmate sequence. Nce4 was best. } (14. Nce4 Nxe4 15. Nxe4 Kf8 16. b3 Ng3 17. Nxg3 Ke8 18. Bb2 Qxd2 19. Nh5 Qf2+ 20. Kxf2 Be1+) 14... Bd6 15. g3 Qg4 16. Kxf1 Qxg3 17. Nd5 Nxd5 18. e4 Bc5 19. d4 Bxd4 20. Be3 Bxe3 21. Re1 Qf2# { Black wins by checkmate. } 0-1