Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. d4 d5 2. Nf3 g6 3. h4 Bg7 4. h5 Nf6 5. h6 Bf8 6. c4 dxc4 7. Nc3 c5 8. d5 e6
9. Bg5 exd5 10. Nxd5 Qxd5 11. Bxf6 Qxd1+ 12. Rxd1 Rg8 *
Position (FEN): rnb1kbr1/pp3p1p/5BpP/2p5/2p5/5N2/PP2PPP1/3RKB1R w Kq - 1 13
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 445
Best move: Rd8#