rn3b1r/pppk1ppp/6b1/4p3/NB1p4/3PqNP1/PPP1PP2/R2QKB1R b K - 7 12
FEN state: rn3b1r/pppk1ppp/6b1/4p3/NB1p4/3PqNP1/PPP1PP2/R2QKB1R b K - 7 12 ; Best move: f8b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black king at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black bishop at g6. Black pawn at e5. White knight at a4, white bishop at b4 and black pawn at d4. White pawn at d3, black queen at e3, white knight at f3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at e2 and white pawn at f2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 7. Full move number is 12. Black to move.