2b2b1r/1p1kpp1p/rq1p1P1B/1p6/1Pp5/N2PP3/P2P1PPR/R2QK1N1 b Q - 2 16
FEN state: 2b2b1r/1p1kpp1p/rq1p1P1B/1p6/1Pp5/N2PP3/P2P1PPR/R2QK1N1 b Q - 2 16 ; Best move: a6a3
The current state of the chess board is: Black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at b7, black king at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black rook at a6, black queen at b6, black pawn at d6, white pawn at f6 and white bishop at h6. Black pawn at b5. White pawn at b4 and black pawn at c4. White knight at a3, white pawn at d3 and white pawn at e3. White pawn at a2, white pawn at d2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white queen at d1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 2. Full move number is 16. Black to move.