Chess puzzle (Checkmate)
Opening: Zukertort_Opening, Zukertort_Opening_Quiet_System
Moves: 1. e3 Nf6 2. Nf3 e6 3. Nc3 Be7 4. d4 d6 5. Bc4 Nbd7 6. O-O h5 7. a3 Bf8 8. b4
Ng4 9. h3 a6 10. e4 Be7 11. hxg4 hxg4 12. Nh2 Bg5 13. Nxg4 Bxc1 14. Qxc1 Qh4
15. Qf4 *
Position (FEN): r1b1k2r/1ppn1pp1/p2pp3/8/1PBPPQNq/P1N5/2P2PP1/R4RK1 b kq - 2 15
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 921
Best move: Qh1#