Chess puzzle (Advantage)
Opening: Kings_Indian_Attack, Kings_Indian_Attack_Wahls_Defense
Moves: 1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. O-O d5 5. d3 O-O 6. Nbd2 c5 7. e4 d4 8. a4 b6
9. Nc4 Ng4 10. h3 Nf6 11. Nh4 Be6 12. f4 Qd7 13. Kh2 Nc6 14. g4 Bxc4 15. dxc4
e5 16. f5 g5 17. Nf3 h6 18. Bxg5 *
Position (FEN): r4rk1/p2q1pb1/1pn2n1p/2p1pPB1/P1PpP1P1/5N1P/1PP3BK/R2Q1R2 b - - 0 18
Black to move.
Themes:  Middlegame  
Puzzle rating: 1273
Best move: hxg5