Cate Blanchett portrayed the woman who was named by which group as the greatest female star of Classic Hollywood Cinema?
American Film Institute
Title: Cate Blanchett
Passage: Catherine Elise Blanchett, {'1': ", '2': ", '3': ", '4': "} ( ; born 14 May 1969) is an Australian actress and theatre director.  She has received international acclaim and many accolades, including two Academy Awards, three Golden Globe Awards, three BAFTA Awards, six AACTA Awards, and three Screen Actors Guild Awards. Blanchett came to international attention for her role as Elizabeth I of England in Shekhar Kapur's 1998 film "Elizabeth", for which she won the BAFTA Award for Best Actress, the Golden Globe Award, and earned her first Academy Award for Best Actress nomination.  Her portrayal of Katharine Hepburn in Martin Scorsese's 2004 film "The Aviator" brought her critical acclaim and many accolades, including the Academy Award for Best Actress in a Supporting Role, making her the only actor to win an Oscar for portraying another Oscar-winning actor.  In 2013, she starred as Jasmine Francis in Woody Allen's "Blue Jasmine", for which she won numerous accolades including the Academy Award for Best Actress.
Title: Katharine Hepburn
Passage: Katharine Houghton Hepburn (May 12, 1907 – June 29, 2003) was an American actress.  Known for her fierce independence and spirited personality, Hepburn was a leading lady in Hollywood for more than 60 years.  She appeared in a range of genres, from screwball comedy to literary drama, and she received four Academy Awards—a record for any performer—for Best Actress.  In 1999, Hepburn was named by the American Film Institute as the greatest female star of Classic Hollywood Cinema.
Title: Marx Brothers
Passage: The Marx Brothers were an American family comedy act that was successful in vaudeville, on Broadway, and in motion pictures from 1905 to 1949.  Five of the Marx Brothers' thirteen feature films were selected by the American Film Institute (AFI) as among the top 100 comedy films, with two of them ("Duck Soup" and "A Night at the Opera") in the top twelve.  They are widely considered by critics, scholars, and fans to be among the greatest and most influential comedians of the 20th century.  The brothers were included in AFI's 100 Years...100 Stars list of the 25 greatest male stars of Classic Hollywood cinema, the only performers to be inducted collectively.
Cate Blanchett Katharine Hepburn