Original sentence: The film includes references to some of his many romantic episodes (including Hetty Kelly, Mildred Harris, Georgia Hale, Marion Davis, Edna Purviance, Lita Grey, Paulette Goddard, Joan Barry and Oona O'Neill)
Edited sentence: The film includes references to some of his many romantic episodes (including Hetty Kelly, Mildred Harris, Georgia Hale, Marion Davies, Edna Purviance, Lita Grey, Paulette Goddard, Joan Barry and Oona O'Neill)