Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Marshall_Defense
Moves: 1. d4 Nf6 2. c4 d5 3. cxd5 Nxd5 4. e4 Nb6 5. Nc3 e6 6. Be3 Bb4 7. Bd3 O-O 8.
Nf3 Nc6 9. e5 Bxc3+ 10. bxc3 Nd5 11. Bxh7+ Kxh7 12. Ng5+ Kg8 13. Qh5 f6 *
Position (FEN): r1bq1rk1/ppp3p1/2n1pp2/3nP1NQ/3P4/2P1B3/P4PPP/R3K2R w KQ - 0 14
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 988
Best move: Qh7#