Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Snyder_Variation
Moves: 1. e4 c5 2. b3 d6 3. Bb2 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. Rb1 O-O 7. Be2 Nc6 8. O-O
e5 9. a4 Qe7 10. Qe1 h6 11. Nd1 Be6 12. Ne3 Rac8 13. Bc4 Nd4 14. Qd1 Bg4 *
Position (FEN): 2r2rk1/pp2qpb1/3p1npp/2p1p3/P1BnP1b1/1P2NN2/1BPP1PPP/1R1Q1RK1 w - - 8 15
White to move.
Themes:  Middlegame  
Puzzle rating: 1170
Best move: Nxg4