rnb1qb1r/p1pknppp/3p4/1p2p2P/8/NQP3P1/PP1PPP2/1RB1KBNR b K - 0 7
FEN state: rnb1qb1r/p1pknppp/3p4/1p2p2P/8/NQP3P1/PP1PPP2/1RB1KBNR b K - 0 7 ; Best move: c8b7
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black king at d7, black knight at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at d6. Black pawn at b5, black pawn at e5 and white pawn at h5. White knight at a3, white queen at b3, white pawn at c3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at b1, white bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 7. Black to move.