Chess puzzle (Advantage)
Opening: Indian_Defense, Indian_Defense_Seirawan_Attack
Moves: 1. d4 Nf6 2. c4 e6 3. Bg5 Be7 4. Nc3 O-O 5. e4 c5 6. d5 b5 *
Position (FEN): rnbq1rk1/p2pbppp/4pn2/1ppP2B1/2P1P3/2N5/PP3PPP/R2QKBNR w KQ - 0 7
White to move.
Themes:  Opening  
Puzzle rating: 1888
Best move: d6