Chess puzzle (Checkmate)
Opening: Ruy_Lopez, Ruy_Lopez_Steinitz_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. h3 Ba6 6. d3 Be7 7. O-O Rb8 8.
Nh2 Bg5 9. b3 h6 10. f4 Bh4 11. f5 Bg5 12. Bxg5 Qxg5 13. Nd2 Qe3+ 14. Kh1 Nf6
15. Ndf3 Nh5 16. Re1 *
Position (FEN): 1r2k2r/p1p2pp1/b1pp3p/4pP1n/4P3/1P1PqN1P/P1P3PN/R2QR2K b k - 7 16
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 873
Best move: Ng3#