Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 d6 2. Bf4 Nf6 3. Nc3 g6 4. e4 Bg7 5. Qd2 O-O 6. O-O-O c5 7. dxc5 Qa5 8.
cxd6 exd6 9. Bxd6 Be6 10. Bxf8 Nxe4 11. Qd8 Bxc3 12. Bh6+ Qxd8 *
Position (FEN): rn1q2k1/pp3p1p/4b1pB/8/4n3/2b5/PPP2PPP/2KR1BNR w - - 0 13
White to move.
Themes:  Opening Mate in 1 
Puzzle rating: 647
Best move: Rxd8#