3qkbnr/2p3pp/r4p2/3pp3/1p1nPPbP/NQ1P2P1/P1P5/R3KBNR b KQk - 0 13
FEN state: 3qkbnr/2p3pp/r4p2/3pp3/1p1nPPbP/NQ1P2P1/P1P5/R3KBNR b KQk - 0 13 ; Best move: d4b3
The current state of the chess board is: Black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7, black pawn at g7 and black pawn at h7. Black rook at a6 and black pawn at f6. Black pawn at d5 and black pawn at e5. Black pawn at b4, black knight at d4, white pawn at e4, white pawn at f4, black bishop at g4 and white pawn at h4. White knight at a3, white queen at b3, white pawn at d3 and white pawn at g3. White pawn at a2 and white pawn at c2. White rook at a1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, white queenside and black kingside castles are available. Half move number is 0. Full move number is 13. Black to move.