1rb1k2r/1p4b1/2pqpppp/p1Pp4/3nPPP1/2N1KQ1N/PRPP2BP/2B3R1 b k - 7 20
FEN state: 1rb1k2r/1p4b1/2pqpppp/p1Pp4/3nPPP1/2N1KQ1N/PRPP2BP/2B3R1 b k - 7 20 ; Best move: d6c5
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7 and black bishop at g7. Black pawn at c6, black queen at d6, black pawn at e6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at a5, white pawn at c5 and black pawn at d5. Black knight at d4, white pawn at e4, white pawn at f4 and white pawn at g4. White knight at c3, white king at e3, white queen at f3 and white knight at h3. White pawn at a2, white rook at b2, white pawn at c2, white pawn at d2, white bishop at g2 and white pawn at h2. White bishop at c1 and white rook at g1. Black kingside is the only castle move available. Half move number is 7. Full move number is 20. Black to move.