2b1k1nr/2pp1p1p/rp6/pBnPpPp1/P7/b4P2/1P1N1KPP/R1B3NR b k - 4 16
FEN state: 2b1k1nr/2pp1p1p/rp6/pBnPpPp1/P7/b4P2/1P1N1KPP/R1B3NR b k - 4 16 ; Best move: a3b4
The current state of the chess board is: Black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black rook at a6 and black pawn at b6. Black pawn at a5, white bishop at b5, black knight at c5, white pawn at d5, black pawn at e5, white pawn at f5 and black pawn at g5. White pawn at a4. Black bishop at a3 and white pawn at f3. White pawn at b2, white knight at d2, white king at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 4. Full move number is 16. Black to move.