Chess puzzle (Checkmate)
Opening: Englund_Gambit_Complex, Englund_Gambit_Complex_Hartlaub-Charlick_Gambit
Moves: 1. d4 e5 2. dxe5 d6 3. exd6 Bxd6 4. e4 Qe7 5. Nc3 Be6 6. Nf3 Nc6 7. Bb5 O-O-O
8. O-O Bxh2+ 9. Nxh2 Rxd1 10. Rxd1 Nb4 11. Bd3 Nf6 12. Nf3 Bg4 13. Bg5 Bxf3 14.
gxf3 Qe5 15. f4 Qa5 16. e5 Ne8 17. Bf5+ Kb8 *
Position (FEN): 1k2n2r/ppp2ppp/8/q3PBB1/1n3P2/2N5/PPP2P2/R2R2K1 w - - 3 18
White to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 1230
Best move: Rd8#