Chess puzzle (Advantage)
Opening: Horwitz_Defense, Horwitz_Defense_Other_variations
Moves: 1. d4 e6 2. Bf4 c5 3. e3 cxd4 4. exd4 Nf6 5. c3 Nc6 6. Nd2 a6 7. Ngf3 Qb6 8.
Nc4 Qd8 9. Nd6+ Bxd6 10. Bxd6 Qb6 11. Qb3 Qa5 12. Ne5 Ne4 13. Bd3 *
Position (FEN): r1b1k2r/1p1p1ppp/p1nBp3/q3N3/3Pn3/1QPB4/PP3PPP/R3K2R b KQkq - 6 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1787
Best move: Nxd6