Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Taimanov_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 Nf6 8.
O-O-O Bb4 9. Nxc6 dxc6 10. Bg5 Qe5 11. Qg3 Bxc3 12. bxc3 Qxg3 13. hxg3 Nxe4 *
Position (FEN): r1b1k2r/1p3ppp/p1p1p3/6B1/4n3/2P3P1/P1P2PP1/2KR1B1R w kq - 0 14
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 661
Best move: Rd8#