Chess puzzle (Advantage)
Opening: Modern_Defense, Modern_Defense_Other_variations
Moves: 1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 e6 5. c3 Ne7 6. O-O O-O 7. Bg5 h6 8. Bh4 a6
9. Re1 b5 10. Bd3 Bb7 11. Nbd2 Nd7 12. h3 g5 13. Bxg5 *
Position (FEN): r2q1rk1/1bpnnpb1/p2pp2p/1p4B1/3PP3/2PB1N1P/PP1N1PP1/R2QR1K1 b - - 0 13
Black to move.
Themes:  Opening  
Puzzle rating: 896
Best move: hxg5