Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_McDonnell_Attack
Moves: 1. e4 c5 2. f4 e6 3. Nf3 Nf6 4. d3 d6 5. g3 Nc6 6. Be3 Ng4 7. Qd2 Nxe3 8. Qxe3
Be7 9. Nc3 Qa5 10. Bh3 Nb4 11. Qe2 Bd7 12. O-O Bf6 13. e5 dxe5 14. fxe5 Be7 15.
a3 Nd5 *
Position (FEN): r3k2r/pp1bbppp/4p3/q1pnP3/8/P1NP1NPB/1PP1Q2P/R4RK1 w kq - 1 16
White to move.
Themes:  Middlegame  
Puzzle rating: 1169
Best move: Nxd5