[Event "Casual correspondence game"] [Site "https://lichess.org/OdIp6Cvj"] [Date "2024.05.05"] [White "ZugzwangBTK"] [Black "Patito4"] [Result "0-1"] [UTCDate "2024.05.05"] [UTCTime "14:33:10"] [WhiteElo "1883"] [BlackElo "1331"] [WhiteTitle "CM"] [Variant "From Position"] [TimeControl "-"] [ECO "?"] [Opening "?"] [Termination "Normal"] [FEN "1rrq2k1/p4pp1/b6p/3P1n2/P1p1RP2/2Q3PP/3N2B1/2R4K b - - 0 1"] [SetUp "1"] [Annotator "lichess.org"] 1... Rb3 2. Nxb3?! { (-2.70 → -4.10) Inaccuracy. Qe5 was best. } (2. Qe5 Nxg3+ 3. Kh2 Nxe4 4. Bxe4 Rb6 5. a5 Rd6 6. Nf3 Qf8 7. Rg1 c3 8. Qf5 g6) 2... cxb3 3. Qb2 Rxc1+ 4. Qxc1 Nxg3+ 5. Kh2 Nxe4 6. Bxe4 Qh4 7. d6 Qf2+ 8. Kh1 b2 9. Qc2? { (-2.76 → -5.52) Mistake. Qc6 was best. } (9. Qc6 Qf1+ 10. Kh2 Qxf4+ 11. Kg2 Qd2+ 12. Kg3 Qe1+ 13. Kh2 Qf2+ 14. Kh1 Qf1+ 15. Kh2 g6) 9... Qf1+ 10. Kh2 Qxf4+ 11. Kh1 Bb7 12. Kg1?? { (-6.10 → Mate in 7) Checkmate is now unavoidable. Bxb7 was best. } (12. Bxb7 Qc1+ 13. Qxc1 bxc1=Q+ 14. Kg2 Qd2+ 15. Kh1 Qxd6 16. Bf3 Kh8 17. Kg2 Qf4 18. a5 Qg5+) 12... Bxe4 13. Qxb2 Qxd6?? { (Mate in 6 → -5.74) Lost forced checkmate sequence. Qg3+ was best. } (13... Qg3+ 14. Kf1 Bd3+ 15. Qe2 Qf3+ 16. Kg1 Bxe2 17. d7 Qg3+ 18. Kh1 Bf3#) 14. Qb3?? { (-5.74 → Mate in 14) Checkmate is now unavoidable. Qc3 was best. } (14. Qc3 Qf4 15. a5 Kh7 16. h4 Qxh4 17. Kf1 a6 18. Qe3 f5 19. Ke2 h5 20. Kd2) 14... Qd4+ 15. Kf1 Bd3+ 16. Kg2 Qe4+ 17. Kg3 Qe3+ 18. Kh4 g5+ 19. Kh5 Qxh3# { Black wins by checkmate. } 0-1