Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Mason_Attack
Moves: 1. d4 d5 2. f4 Nf6 3. Nf3 c5 4. e3 Bg4 5. c3 e6 6. Bd3 Nc6 7. Nbd2 Be7 8. O-O
O-O 9. Qe1 Bxf3 10. Rxf3 Rb8 11. a4 a6 12. Qe2 c4 13. Bc2 b5 14. e4 dxe4 15.
Nxe4 Nxe4 16. Qxe4 Qd5 *
Position (FEN): 1r3rk1/4bppp/p1n1p3/1p1q4/P1pPQP2/2P2R2/1PB3PP/R1B3K1 w - - 1 17
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 615
Best move: Qxh7#