Chess puzzle (Checkmate)
Opening: Modern_Defense, Modern_Defense_Standard_Defense
Moves: 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 O-O 6. O-O-O Re8 7. Bh6 a6 8. h4
Nbd7 9. h5 Nxh5 10. Rxh5 gxh5 11. Qg5 e5 *
Position (FEN): r1bqr1k1/1ppn1pbp/p2p3B/4p1Qp/3PP3/2N5/PPP2PP1/2KR1BN1 w - - 0 12
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 818
Best move: Qxg7#