3qkb1r/prp1p2p/bp5n/5pp1/Pn2p3/BPN3PN/3PBP1P/R3QK1R b k - 6 16
FEN state: 3qkb1r/prp1p2p/bp5n/5pp1/Pn2p3/BPN3PN/3PBP1P/R3QK1R b k - 6 16 ; Best move: b4d3
The current state of the chess board is: Black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black rook at b7, black pawn at c7, black pawn at e7 and black pawn at h7. Black bishop at a6, black pawn at b6 and black knight at h6. Black pawn at f5 and black pawn at g5. White pawn at a4, black knight at b4 and black pawn at e4. White bishop at a3, white pawn at b3, white knight at c3, white pawn at g3 and white knight at h3. White pawn at d2, white bishop at e2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at e1, white king at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 6. Full move number is 16. Black to move.