Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Kramnik_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. c4 a5 4. Nc3 Nc6 5. d3 d6 6. Be2 Nf6 7. Bg5 Be7 8. O-O
O-O 9. Qd2 Bd7 10. Nb5 Ne5 11. Nxe5 Bxb5 12. Nxf7 Rxf7 13. cxb5 Qb6 14. a4 Rc8
15. b3 d5 16. exd5 exd5 17. Bg4 *
Position (FEN): 2r3k1/1p2brpp/1q3n2/pPpp2B1/P5B1/1P1P4/3Q1PPP/R4RK1 b - - 1 17
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 872
Best move: Nxg4