r1b2b1r/2B1pkpp/3p3n/ppp2p2/P2P2nP/N2Q1NP1/1PP1PP1R/R3KB2 b - - 1 18
FEN state: r1b2b1r/2B1pkpp/3p3n/ppp2p2/P2P2nP/N2Q1NP1/1PP1PP1R/R3KB2 b - - 1 18 ; Best move: c5c4
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at h8. White bishop at c7, black pawn at e7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at d6 and black knight at h6. Black pawn at a5, black pawn at b5, black pawn at c5 and black pawn at f5. White pawn at a4, white pawn at d4, black knight at g4 and white pawn at h4. White knight at a3, white queen at d3, white knight at f3 and white pawn at g3. White pawn at b2, white pawn at c2, white pawn at e2, white pawn at f2 and white rook at h2. White rook at a1, white king at e1 and white bishop at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. Black to move.