r1bq1b1r/1pR1pkp1/n2p3n/p6p/PP3pP1/3PPN2/2P2P1P/1NBQKB1R b K - 0 9
FEN state: r1bq1b1r/1pR1pkp1/n2p3n/p6p/PP3pP1/3PPN2/2P2P1P/1NBQKB1R b K - 0 9 ; Best move: a6c7
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at b7, white rook at c7, black pawn at e7, black king at f7 and black pawn at g7. Black knight at a6, black pawn at d6 and black knight at h6. Black pawn at a5 and black pawn at h5. White pawn at a4, white pawn at b4, black pawn at f4 and white pawn at g4. White pawn at d3, white pawn at e3 and white knight at f3. White pawn at c2, white pawn at f2 and white pawn at h2. White knight at b1, white bishop at c1, 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 0. Full move number is 9. Black to move.