1nbq1knr/rp1p1pp1/N1p5/4p2p/8/P1P1P2N/RPQP1PPP/2B1KB1R b K - 0 10
FEN state: 1nbq1knr/rp1p1pp1/N1p5/4p2p/8/P1P1P2N/RPQP1PPP/2B1KB1R b K - 0 10 ; Best move: b8a6
The current state of the chess board is: Black knight at b8, black bishop at c8, black queen at d8, black king at f8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at d7, black pawn at f7 and black pawn at g7. White knight at a6 and black pawn at c6. Black pawn at e5 and black pawn at h5. White pawn at a3, white pawn at c3, white pawn at e3 and white knight at h3. White rook at a2, white pawn at b2, white queen at c2, white pawn at d2, white pawn at f2, white pawn at g2 and white pawn at h2. White bishop at c1, 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 0. Full move number is 10. Black to move.