Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_OKelly_Variation
Moves: 1. e4 c5 2. Nf3 a6 3. a4 g6 4. Bc4 Bg7 5. O-O Nf6 6. Re1 Nc6 7. c3 d6 8. h3 O-O
9. d4 Nh5 10. Be3 cxd4 11. cxd4 Nf6 12. Nc3 Nb4 13. Qb3 a5 14. Ng5 e6 15. f4
Bh6 16. f5 Bxg5 *
Position (FEN): r1bq1rk1/1p3p1p/3ppnp1/p4Pb1/PnBPP3/1QN1B2P/1P4P1/R3R1K1 w - - 0 17
White to move.
Themes:  Middlegame  
Puzzle rating: 852
Best move: Bxg5