Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. Bg5 Be7 5. Be2 O-O 6. h4 h6 7. Qd2 *
Position (FEN): r1bq1rk1/ppppbpp1/2n2n1p/4p1B1/4P2P/3P1N2/PPPQBPP1/RN2K2R b KQ - 1 7
Black to move.
Themes:  Opening  
Puzzle rating: 1778
Best move: hxg5