-This version of Stockfish has experimental support for PolyGlot opening
-books. For information about how to create such books, consult the
-PolyGlot documentation. The book file can be selected by setting the
-UCI parameter "Book File".
+This version of Stockfish has support for PolyGlot opening books.
+For information about how to create such books, consult the PolyGlot
+documentation. The book file can be selected by setting the UCI
+parameter "Book File".