r2q1knr/1p3p2/p1Pp2p1/2P1p2p/3pPPb1/P6B/7P/RNb1K1NR b K - 0 18
FEN state: r2q1knr/1p3p2/p1Pp2p1/2P1p2p/3pPPb1/P6B/7P/RNb1K1NR b K - 0 18 ; Best move: d8h4
The current state of the chess board is: Black rook at a8, black queen at d8, black king at f8, black knight at g8 and black rook at h8. Black pawn at b7 and black pawn at f7. Black pawn at a6, white pawn at c6, black pawn at d6 and black pawn at g6. White pawn at c5, black pawn at e5 and black pawn at h5. Black pawn at d4, white pawn at e4, white pawn at f4 and black bishop at g4. White pawn at a3 and white bishop at h3. White pawn at h2. White rook at a1, white knight at b1, black bishop at c1, white king at e1, 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 18. Black to move.