r1n1kbn1/p1p4r/1p6/2q1pppp/1Pp3PP/P2P1P2/RBbQP1BN/1N2K2R b Kq - 1 18
FEN state: r1n1kbn1/p1p4r/1p6/2q1pppp/1Pp3PP/P2P1P2/RBbQP1BN/1N2K2R b Kq - 1 18 ; Best move: c5d6
The current state of the chess board is: Black rook at a8, black knight at c8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at c7 and black rook at h7. Black pawn at b6. Black queen at c5, black pawn at e5, black pawn at f5, black pawn at g5 and black pawn at h5. White pawn at b4, black pawn at c4, white pawn at g4 and white pawn at h4. White pawn at a3, white pawn at d3 and white pawn at f3. White rook at a2, white bishop at b2, black bishop at c2, white queen at d2, white pawn at e2, white bishop at g2 and white knight at h2. White knight at b1, white king at e1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 1. Full move number is 18. Black to move.