Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Steinitz_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 Nf6 6. d4 exd4 7. cxd4 Nb4 8.
Bd3 Bg4 9. Nbd2 *
Position (FEN): r2qkb1r/ppp2ppp/3p1n2/8/1n1PP1b1/3B1N2/PP1N1PPP/R1BQ1RK1 b kq - 4 9
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 975
Best move: Nxd3