Chess puzzle (Checkmate)
Opening: Slav_Defense, Slav_Defense_Exchange_Variation
Moves: 1. d4 c6 2. c4 d5 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 e6 6. Bg5 a6 7. e3 Be7 8. Bxf6
Bxf6 9. Bd3 O-O 10. h4 Nc6 11. Bxh7+ Kxh7 12. Ng5+ Kg6 13. Qd3+ Kh6 *
Position (FEN): r1bq1r2/1p3pp1/p1n1pb1k/3p2N1/3P3P/2NQP3/PP3PP1/R3K2R w KQ - 4 14
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 778
Best move: Qh7#