Chess puzzle (Equality)
Moves: 1. d4 d5 2. c4 Nf6 3. Nf3 Be6 4. Qb3 b6 5. e3 Nbd7 6. Nc3 c6 7. cxd5 Nxd5 8.
Bc4 N7f6 9. Nxd5 Nxd5 10. e4 b5 11. exd5 *
Position (FEN): r2qkb1r/p3pppp/2p1b3/1p1P4/2BP4/1Q3N2/PP3PPP/R1B1K2R b KQkq - 0 11
Black to move.
Themes:  Opening  
Puzzle rating: 1797
Best move: bxc4