2q1k1nr/1p2pbBp/r2p1pp1/2p5/pn1P3P/PPP2PP1/4P2R/RNQ1KBN1 b k - 3 17
FEN state: 2q1k1nr/1p2pbBp/r2p1pp1/2p5/pn1P3P/PPP2PP1/4P2R/RNQ1KBN1 b k - 3 17 ; Best move: c5d4
The current state of the chess board is: Black queen at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at e7, black bishop at f7, white bishop at g7 and black pawn at h7. Black rook at a6, black pawn at d6, black pawn at f6 and black pawn at g6. Black pawn at c5. Black pawn at a4, black knight at b4, white pawn at d4 and white pawn at h4. White pawn at a3, white pawn at b3, white pawn at c3, white pawn at f3 and white pawn at g3. White pawn at e2 and white rook at h2. White rook at a1, white knight at b1, white queen at c1, white king at e1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 3. Full move number is 17. Black to move.