Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Steinitz_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 Be7 7. Bxc6 bxc6 8.
Qf3 Nf6 9. e5 dxe5 10. Nxc6 e4 11. Nxe4 Bxc6 12. Nxf6+ gxf6 13. Qxc6+ Kf8 14.
Bh6+ Kg8 15. Rd1 Qe8 16. Rd3 Qxc6 *
Position (FEN): r5kr/p1p1bp1p/2q2p1B/8/8/3R4/PPP2PPP/4K2R w K - 0 17
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1124
Best move: Rg3#