Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Morphy_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. O-O g6 6. d3 Bg7 7. Be3 O-O 8. Qd2
d6 9. Nc3 Bd7 10. Bh6 Nd4 11. Nxd4 exd4 12. Bxd7 *
Position (FEN): r2q1rk1/1ppBnpbp/p2p2pB/8/3pP3/2NP4/PPPQ1PPP/R4RK1 b - - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1680
Best move: dxc3