Chess puzzle (Checkmate)
Opening: Scandinavian_Defense, Scandinavian_Defense_Marshall_Variation
Moves: 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nc3 g6 5. Bg5 Bg7 6. Bc4 Nxc3 7. bxc3 O-O 8.
Nf3 h6 9. Be3 Nc6 10. Qd3 Bg4 11. Qxg6 Bxf3 12. Bxh6 Qd6 *
Position (FEN): r4rk1/ppp1ppb1/2nq2QB/8/2BP4/2P2b2/P1P2PPP/R3K2R w KQ - 1 13
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 939
Best move: Qxg7#