1r2k1nr/p1p2pb1/np1pP3/1N2p1pp/PP5N/4PP2/b1PQ2PP/R1B1KBR1 b k - 0 17
FEN state: 1r2k1nr/p1p2pb1/np1pP3/1N2p1pp/PP5N/4PP2/b1PQ2PP/R1B1KBR1 b k - 0 17 ; Best move: a2e6
The current state of the chess board is: Black rook at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at f7 and black bishop at g7. Black knight at a6, black pawn at b6, black pawn at d6 and white pawn at e6. White knight at b5, black pawn at e5, black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at b4 and white knight at h4. White pawn at e3 and white pawn at f3. Black bishop at a2, white pawn at c2, white queen at d2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 17. Black to move.