rq3b1r/p1N1k2p/n1b2p1n/1p1p2p1/4P1B1/N1P2P2/PP1P2P1/R1BQK1R1 b Q - 0 16
FEN state: rq3b1r/p1N1k2p/n1b2p1n/1p1p2p1/4P1B1/N1P2P2/PP1P2P1/R1BQK1R1 b Q - 0 16 ; Best move: b8c7
The current state of the chess board is: Black rook at a8, black queen at b8, black bishop at f8 and black rook at h8. Black pawn at a7, white knight at c7, black king at e7 and black pawn at h7. Black knight at a6, black bishop at c6, black pawn at f6 and black knight at h6. Black pawn at b5, black pawn at d5 and black pawn at g5. White pawn at e4 and white bishop at g4. White knight at a3, white pawn at c3 and white pawn at f3. White pawn at a2, white pawn at b2, white pawn at d2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white rook at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.