Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Be6 4. Bxe6 fxe6 5. O-O Nd7 6. Nc3 a6 7. d4 exd4 8.
Qxd4 Qe7 9. e5 d5 10. Bg5 Qf7 11. Rfe1 h6 12. Bf4 g5 13. Bd2 O-O-O 14. Qa7 Nb8
15. Qd4 Ne7 16. Na4 Nec6 17. Qd3 g4 18. Nd4 Nxd4 19. Qxd4 Nc6 20. Qd3 h5 21.
Bg5 Rd7 22. Rad1 Be7 23. Bxe7 Rxe7 24. Nc5 Rf8 25. Rd2 h4 26. Qb3 Na5 27. Qb4
b6 28. Nxa6 Kb7 29. Nc5+ Kc6 30. a4 bxc5 *
Position (FEN): 5r2/2p1rq2/2k1p3/n1ppP3/PQ4pp/8/1PPR1PPP/4R1K1 w - - 0 31
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1250
Best move: Qb5#