Chess puzzle (Advantage)
Opening: Slav_Defense, Slav_Defense_Other_variations
Moves: 1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. a4 Nf6 5. e4 Be6 6. e5 Nd5 7. Bxc4 *
Position (FEN): rn1qkb1r/pp2pppp/2p1b3/3nP3/P1BP4/2N5/1P3PPP/R1BQK1NR b KQkq - 0 7
Black to move.
Themes:  Opening  
Puzzle rating: 1028
Best move: Nxc3