Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Exchange_Variation
Moves: 1. c4 Nf6 2. d4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Nf3 h6 8. Bh4
O-O 9. Bd3 Bg4 10. Bc2 Ne4 11. Nxe4 dxe4 12. Bxe4 Bxh4 13. Bc2 Qf6 14. Qd3 Bxf3
*
Position (FEN): rn3rk1/pp3pp1/2p2q1p/8/3P3b/3QPb2/PPB2PPP/R3K2R w KQ - 0 15
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 479
Best move: Qh7#