Chess puzzle (Checkmate)
Opening: Nimzo-Larsen_Attack, Nimzo-Larsen_Attack_Classical_Variation
Moves: 1. b3 d5 2. Bb2 e6 3. d3 f6 4. e4 dxe4 5. Nc3 exd3 6. Bxd3 Bb4 7. Qg4 Bxc3+ 8.
Bxc3 Qe7 9. O-O-O Nc6 10. Nf3 Bd7 11. Kb1 O-O-O 12. Qa4 Kb8 13. Nd4 Qc5 14.
Nxc6+ Bxc6 15. Qc4 Qxc4 16. Bxc4 e5 *
Position (FEN): 1k1r2nr/ppp3pp/2b2p2/4p3/2B5/1PB5/P1P2PPP/1K1R3R w - - 0 17
White to move.
Themes: Hanging Piece Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 749
Best move: Rxd8#