Chess puzzle (Checkmate)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. c3 Nf6 4. d3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. d4 Nd7 8. Bc4
c6 9. O-O b5 10. Bb3 a5 11. Qd3 Ba6 12. Rd1 a4 13. Bc2 O-O 14. dxe5 Nxe5 15.
Nxe5 Bxe5 16. f4 Qb6+ 17. Kh1 Bxf4 18. e5 Bxe5 *
Position (FEN): r4rk1/5pp1/bqpp3p/1p2b3/p7/2PQ4/PPB3PP/RN1R3K w - - 0 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 466
Best move: Qh7#