r1b1kbnr/2pqp3/2np4/PP3ppp/P6P/6P1/1B1PPPB1/RN1QK1NR b KQkq - 2 10
FEN state: r1b1kbnr/2pqp3/2np4/PP3ppp/P6P/6P1/1B1PPPB1/RN1QK1NR b KQkq - 2 10 ; Best move: c6b4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7, black queen at d7 and black pawn at e7. Black knight at c6 and black pawn at d6. White pawn at a5, white pawn at b5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at a4 and white pawn at h4. White pawn at g3. White bishop at b2, white pawn at d2, white pawn at e2, white pawn at f2 and white bishop at g2. White rook at a1, white knight at b1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 2. Full move number is 10. Black to move.