Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Colle_System
Moves: 1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nf3 Bd6 5. Nbd2 O-O 6. Qe2 c5 7. c3 Nc6 8. O-O
Ng4 9. e4 dxe4 10. Nxe4 cxd4 11. Nxd6 Qxd6 12. Qe4 e5 *
Position (FEN): r1b2rk1/pp3ppp/2nq4/4p3/3pQ1n1/2PB1N2/PP3PPP/R1B2RK1 w - - 0 13
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 954
Best move: Qxh7#