Chess puzzle (Advantage)
Opening: Grob_Opening, Grob_Opening_Grob_Gambit_Declined
Moves: 1. g4 d5 2. Bg2 c6 3. c4 Bxg4 4. cxd5 cxd5 5. Qb3 Qc7 6. Nc3 Be6 *
Position (FEN): rn2kbnr/ppq1pppp/4b3/3p4/8/1QN5/PP1PPPBP/R1B1K1NR w KQkq - 4 7
White to move.
Themes:  Opening  
Puzzle rating: 1726
Best move: Nxd5