Chess puzzle (Advantage)
Opening: Modern_Defense, Modern_Defense_Other_variations
Moves: 1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 Nf6 5. Nbd2 O-O 6. Bd3 c5 7. c3 Nc6 8. d5
Nxd5 9. Ne4 Qb6 10. Qc2 Be6 11. h4 h5 12. Neg5 Bg4 13. Bxg6 *
Position (FEN): r4rk1/pp2ppb1/1qnp2B1/2pn2Np/5BbP/2P1PN2/PPQ2PP1/R3K2R b KQ - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 939
Best move: fxg6