Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Modern_Defense
Moves: 1. d4 g6 2. h4 Bg7 3. h5 f5 4. hxg6 hxg6 5. Rxh8 Bxh8 6. e4 fxe4 7. f3 c5 8.
dxc5 Qa5+ 9. Nc3 Qxc5 10. Nxe4 Qxg1 11. Qd5 Nf6 12. Nxf6+ Bxf6 *
Position (FEN): rnb1k3/pp1pp3/5bp1/3Q4/8/5P2/PPP3P1/R1B1KBq1 w Qq - 0 13
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 716
Best move: Qg8#