r2Bkbn1/pp4r1/2p3b1/3pNp1p/P1PPnPp1/1P4PP/8/RNQ1KB1R w KQq - 0 20
FEN state: r2Bkbn1/pp4r1/2p3b1/3pNp1p/P1PPnPp1/1P4PP/8/RNQ1KB1R w KQq - 0 20 ; Best move: d8h4
The current state of the chess board is: Black rook at a8, white bishop at d8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at b7 and black rook at g7. Black pawn at c6 and black bishop at g6. Black pawn at d5, white knight at e5, black pawn at f5 and black pawn at h5. White pawn at a4, white pawn at c4, white pawn at d4, black knight at e4, white pawn at f4 and black pawn at g4. White pawn at b3, white pawn at g3 and white pawn at h3. White rook at a1, white knight at b1, white queen at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 0. Full move number is 20. White to move.