2rq4/p1p1kpr1/bpnp1b2/4pnNp/PP1PPP2/BR4P1/2P4P/1N1QKB1R b K - 0 18
FEN state: 2rq4/p1p1kpr1/bpnp1b2/4pnNp/PP1PPP2/BR4P1/2P4P/1N1QKB1R b K - 0 18 ; Best move: a6f1
The current state of the chess board is: Black rook at c8 and black queen at d8. Black pawn at a7, black pawn at c7, black king at e7, black pawn at f7 and black rook at g7. Black bishop at a6, black pawn at b6, black knight at c6, black pawn at d6 and black bishop at f6. Black pawn at e5, black knight at f5, white knight at g5 and black pawn at h5. White pawn at a4, white pawn at b4, white pawn at d4, white pawn at e4 and white pawn at f4. White bishop at a3, white rook at b3 and white pawn at g3. White pawn at c2 and white pawn at h2. White knight at b1, 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 18. Black to move.