Chess puzzle (Advantage)
Opening: Grunfeld_Defense, Grunfeld_Defense_Exchange_Variation
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 Bg7 6. e4 Nb6 7. Bd3 Bg4 8. e5
O-O 9. h3 Bd7 10. O-O f6 11. Qb3+ Kh8 12. exf6 Bxf6 13. Qc2 Nc6 14. Bxg6 *
Position (FEN): r2q1r1k/pppbp2p/1nn2bB1/8/3P4/2N2N1P/PPQ2PP1/R1B2RK1 b - - 0 14
Black to move.
Themes:  Opening  
Puzzle rating: 1999
Best move: hxg6