Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Baltic_Defense
Moves: 1. d4 c6 2. c4 d5 3. Nc3 Bf5 4. Nf3 e6 5. a3 Nf6 6. e3 Be7 7. Bd3 Bxd3 8. Qxd3
O-O 9. e4 Nbd7 10. Ng5 Ng4 11. h4 Bxg5 12. hxg5 e5 13. exd5 exd4 *
Position (FEN): r2q1rk1/pp1n1ppp/2p5/3P2P1/2Pp2n1/P1NQ4/1P3PP1/R1B1K2R w KQ - 0 14
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1061
Best move: Qxh7#