Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Chigorin_Variation
Moves: 1. d4 d5 2. Nc3 e6 3. Nf3 g6 4. e4 Bg7 5. exd5 exd5 6. Bf4 c6 7. Bd3 Bg4 8. h3
Bxf3 9. Qxf3 Bxd4 10. O-O-O Bxc3 11. bxc3 Ne7 12. Be5 O-O 13. Qf6 Nf5 *
Position (FEN): rn1q1rk1/pp3p1p/2p2Qp1/3pBn2/8/2PB3P/P1P2PP1/2KR3R w - - 5 14
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1120
Best move: Qh8#