r1k2b2/1p2pppr/p1n4p/5b1P/2q1p1n1/1P1B1NP1/P2P1P2/RNB1K2R b - - 1 18
FEN state: r1k2b2/1p2pppr/p1n4p/5b1P/2q1p1n1/1P1B1NP1/P2P1P2/RNB1K2R b - - 1 18 ; Best move: c4c1
The current state of the chess board is: Black rook at a8, black king at c8 and black bishop at f8. Black pawn at b7, black pawn at e7, black pawn at f7, black pawn at g7 and black rook at h7. Black pawn at a6, black knight at c6 and black pawn at h6. Black bishop at f5 and white pawn at h5. Black queen at c4, black pawn at e4 and black knight at g4. White pawn at b3, white bishop at d3, white knight at f3 and white pawn at g3. White pawn at a2, white pawn at d2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. Black to move.