Chess puzzle (Checkmate)
Opening: Latvian_Gambit, Latvian_Gambit_Mason_Countergambit
Moves: 1. e4 e5 2. Nf3 f5 3. d4 fxe4 4. Nxe5 Nf6 5. Bg5 d5 6. Nc3 c6 7. f3 exf3 8.
Qxf3 Be7 9. Bd3 O-O 10. O-O Nbd7 11. Qg3 Nxe5 12. dxe5 Nd7 13. Qh4 Bxg5 *
Position (FEN): r1bq1rk1/pp1n2pp/2p5/3pP1b1/7Q/2NB4/PPP3PP/R4RK1 w - - 0 14
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 966
Best move: Qxh7#