Chess puzzle (Crushing)
Opening: Sicilian_Defense, Sicilian_Defense_Wing_Gambit_Deferred
Moves: 1. e4 c5 2. b4 e6 3. Nf3 cxb4 4. d4 d5 5. Bb5+ Nc6 6. exd5 Qxd5 7. Qe2 Bd7 8.
a3 Nxd4 9. Bxd7+ Qxd7 10. Qd3 Nxf3+ 11. Qxf3 bxa3 12. O-O Nf6 13. Rd1 Qc7 14.
Bf4 e5 15. Bg3 Bd6 16. Nxa3 O-O-O *
Position (FEN): 2kr3r/ppq2ppp/3b1n2/4p3/8/N4QB1/2P2PPP/R2R2K1 w - - 1 17
White to move.
Themes:  Middlegame  
Puzzle rating: 1496
Best move: Nb5