Chess puzzle (Checkmate)
Moves: 1. Nf3 Nf6 2. c4 Nc6 3. d4 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Nc3 e6 7. Be3 Bb4 8.
Bd3 Bd7 9. O-O Qe7 10. a3 Bxc3 11. bxc3 O-O-O 12. a4 e5 13. d5 Na5 14. Qe2 Bg4
15. c4 Bxf3 16. gxf3 Nb3 17. a5 Nd7 18. Bxa7 Nxa1 19. Rxa1 Nc5 20. a6 b6 21.
Bc2 Rd6 22. Ba4 Rg6+ 23. Kf1 Qg5 24. Ke1 Qg1+ 25. Qf1 Qxh2 26. Kd2 Qf4+ 27. Ke2
Rf6 28. Qh3+ Kd8 29. Bc6 Nb3 *
Position (FEN): 3k3r/B1p2ppp/PpB2r2/3Pp3/2P1Pq2/1n3P1Q/4KP2/R7 w - - 8 30
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1123
Best move: Qd7#