rnb1kb2/p3ppp1/7n/3p1Q2/RPq1PPPr/2P5/7P/1N2KBNR b K - 0 15
FEN state: rnb1kb2/p3ppp1/7n/3p1Q2/RPq1PPPr/2P5/7P/1N2KBNR b K - 0 15 ; Best move: c8f5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at e7, black pawn at f7 and black pawn at g7. Black knight at h6. Black pawn at d5 and white queen at f5. White rook at a4, white pawn at b4, black queen at c4, white pawn at e4, white pawn at f4, white pawn at g4 and black rook at h4. White pawn at c3. White pawn at h2. White knight at b1, white king at e1, white bishop at f1, 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 15. Black to move.