1q2kbnr/p2bp3/1pr3p1/1BpNN2p/1nPP1p2/PP1P1KP1/5P1P/R1BQ3R b k - 0 16
FEN state: 1q2kbnr/p2bp3/1pr3p1/1BpNN2p/1nPP1p2/PP1P1KP1/5P1P/R1BQ3R b k - 0 16 ; Best move: b4d5
The current state of the chess board is: Black queen at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black bishop at d7 and black pawn at e7. Black pawn at b6, black rook at c6 and black pawn at g6. White bishop at b5, black pawn at c5, white knight at d5, white knight at e5 and black pawn at h5. Black knight at b4, white pawn at c4, white pawn at d4 and black pawn at f4. White pawn at a3, white pawn at b3, white pawn at d3, white king at f3 and white pawn at g3. White pawn at f2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.