Chess puzzle (Checkmate)
Opening: French_Defense, French_Defense_Advance_Variation
Moves: 1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 cxd4 5. Nxd4 a6 6. Bd3 Bc5 7. Nf3 Ne7 8. O-O
O-O 9. Bxh7+ Kxh7 10. Ng5+ Kg8 11. Qh5 f6 *
Position (FEN): rnbq1rk1/1p2n1p1/p3pp2/2bpP1NQ/8/8/PPP2PPP/RNB2RK1 w - - 0 12
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 879
Best move: Qh7#