Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Symmetrical_Variation
Moves: 1. d4 Nf6 2. Nf3 d5 3. h3 g6 4. Bf4 Bg7 5. e3 Bd7 6. Be2 Nc6 7. O-O h6 8. a3
Qc8 9. Nc3 a6 10. Ne1 h5 11. h4 Bh3 *
Position (FEN): r1q1k2r/1pp1ppb1/p1n2np1/3p3p/3P1B1P/P1N1P2b/1PP1BPP1/R2QNRK1 w kq - 1 12
White to move.
Themes:  Opening  
Puzzle rating: 843
Best move: gxh3