r1b1kbn1/p2q1pp1/3p3r/1pp1pPB1/P5n1/2PP4/1P2P1PP/RN2KBNR b KQq - 1 11
FEN state: r1b1kbn1/p2q1pp1/3p3r/1pp1pPB1/P5n1/2PP4/1P2P1PP/RN2KBNR b KQq - 1 11 ; Best move: b5b4
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at a7, black queen at d7, black pawn at f7 and black pawn at g7. Black pawn at d6 and black rook at h6. Black pawn at b5, black pawn at c5, black pawn at e5, white pawn at f5 and white bishop at g5. White pawn at a4 and black knight at g4. White pawn at c3 and white pawn at d3. White pawn at b2, white pawn at e2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 1. Full move number is 11. Black to move.