r1b3n1/4k3/Pp1q2pB/2b1pp2/1p2Q2P/N2pPB1P/P7/R3K1NR b Q - 1 25
FEN state: r1b3n1/4k3/Pp1q2pB/2b1pp2/1p2Q2P/N2pPB1P/P7/R3K1NR b Q - 1 25 ; Best move: f5e4
The current state of the chess board is: Black rook at a8, black bishop at c8 and black knight at g8. Black king at e7. White pawn at a6, black pawn at b6, black queen at d6, black pawn at g6 and white bishop at h6. Black bishop at c5, black pawn at e5 and black pawn at f5. Black pawn at b4, white queen at e4 and white pawn at h4. White knight at a3, black pawn at d3, white pawn at e3, white bishop at f3 and white pawn at h3. White pawn at a2. White rook at a1, white king at e1, white knight at g1 and white rook at h1. White queenside is the only castle move available. Half move number is 1. Full move number is 25. Black to move.