Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Cozio_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O a6 5. Ba4 Ng6 6. d3 Be7 7. Nc3 Bc5 8.
Bb3 h6 9. Be3 Bd4 10. Bxd4 Nxd4 11. Nxd4 exd4 12. Qf3 Ne5 13. Qf5 *
Position (FEN): r1bqk2r/1ppp1pp1/p6p/4nQ2/3pP3/1BNP4/PPP2PPP/R4RK1 b kq - 3 13
Black to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 1410
Best move: d6