Chess puzzle (Advantage)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Orthodox_Variation
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 Bg4 7. Qd3 c6 8. h3
Bxf3 9. gxf3 Nbd7 10. h4 Nh5 11. f4 e5 12. Bxh5 *
Position (FEN): r2q1rk1/pp1n1pbp/2pp2p1/4p2B/2PPPP1P/2NQ4/PP3P2/R1B1K2R b KQ - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 1871
Best move: exd4