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 Nxd4 6. Qxd4 b6 7. Bc4 Bb7 8.
O-O Nf6 9. Bg5 Be7 10. e5 Ng8 11. Bxe7 Nxe7 12. Bd3 O-O 13. Qh4 Ng6 14. Qxd8
Raxd8 15. Rad1 Nf4 16. Bb5 Bc6 17. g3 *
Position (FEN): 3r1rk1/p2p1ppp/1pb1p3/1B2P3/5n2/2N3P1/PPP2P1P/3R1RK1 b - - 0 17
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1223
Best move: Nh3#