Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Najdorf_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bf4 e5 7. Bg5 exd4 8.
Qxd4 Nc6 9. Bxf6 Qxf6 10. Qxf6 gxf6 11. O-O-O Rg8 12. g3 b5 13. Nd5 Bh6+ 14.
Kb1 Bg4 15. Re1 O-O-O 16. Nxf6 Rg6 *
Position (FEN): 2kr4/5p1p/p1np1Nrb/1p6/4P1b1/6P1/PPP2P1P/1K2RB1R w - - 1 17
White to move.
Themes:  Middlegame  
Puzzle rating: 1095
Best move: Nxg4