Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Nh5 5. Bg5 Be7 6. Bxe7 Qxe7 7. Bd3 Qb4+ 8.
Nbd2 Qxb2 9. O-O O-O 10. Ne5 Nf6 11. h4 Qa3 12. h5 Nbd7 13. h6 g6 14. Qf3 Nxe5
15. Qxf6 Ng4 *
Position (FEN): r1b2rk1/ppp2p1p/4pQpP/3p4/3P2n1/q2BP3/P1PN1PP1/R4RK1 w - - 1 16
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 855
Best move: Qg7#