Chess puzzle (Checkmate)
Moves: 1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Be3 Nf6 5. f3 O-O 6. Qd2 Nfd7 7. O-O-O e6 8.
Bh6 a5 9. h4 Nc6 10. h5 Bxd4 11. hxg6 fxg6 12. Bxf8 Qxf8 13. Nce2 Bf6 14. Kb1
Nde5 15. Nc3 Qe7 16. Qh6 b5 17. f4 b4 18. fxe5 Nxe5 19. Nce2 Nc4 20. Nf4 Bxb2
21. Nxg6 Na3+ 22. Kxb2 Qf6+ 23. Kb3 Qc3+ 24. Ka4 Bd7+ 25. Bb5 *
Position (FEN): r5k1/2pb3p/3pp1NQ/pB6/Kp2P3/n1q5/P1P3P1/3R2NR b - - 6 25
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 780
Best move: Bxb5#