Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 Nf6 2. Nc3 e5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nxc3 6. bxc3 c6 7. Ba3 *
Position (FEN): rnbqkb1r/pp3ppp/2p5/4p3/8/B1P3P1/P2PPPBP/R2QK1NR b KQkq - 1 7
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 827
Best move: Bxa3