Question: What was the role of Cate Blanchett in a production of the Tennessee Williams play that received the Pulitzer Prize for Drama in 1948?

Context paragraphs:
Sweet Phoebe: Sweet Phoebe is an Australian play script by Michael Gow.  The 1994 world premiere production starring Cate Blanchett was by Sydney Theatre Company under the artistic direction of Wayne Harrison.  Other notable performances of the play include a 1995 stage production at the Croydon Warehouse also starring Cate Blanchett in her first stage performance in London.

Summer and Smoke (film): Summer and Smoke is a 1961 American drama film directed by Peter Glenville based on the Tennessee Williams play of the same name.  The film starred Laurence Harvey and Geraldine Page with Rita Moreno, Una Merkel, John McIntire, Thomas Gomez, Pamela Tiffin, Malcolm Atterbury, Lee Patrick and Earl Holliman.  It was adapted by James Poe and Meade Roberts. The story follows a young reserved girl who meets a doctor who lives on the wild side.  They become friends, but the beliefs they hold create difficulties for the relationship.

Pulitzer Prize for Breaking News Photography: The Pulitzer Prize for Breaking News Photography is one of the American Pulitzer Prizes annually awarded for journalism.  From 2000 it has used the "breaking news" name but it is considered a continuation of the Pulitzer Prize for Spot News Photography, which was awarded from 1968 to 1999.  Prior to 1968, a single Prize was awarded for photojournalism, the Pulitzer Prize for Photography, which was replaced in that year by Pulitzer Prize for Spot News Photography and Pulitzer Prize for Feature Photography.

A Streetcar Named Desire: A Streetcar Named Desire is a 1947 play written by American playwright Tennessee Williams that received the Pulitzer Prize for Drama in 1948.  The play opened on Broadway on December 3, 1947, and closed on December 17, 1949, in the Ethel Barrymore Theatre.  The Broadway production was directed by Elia Kazan and starred Jessica Tandy, Marlon Brando, Karl Malden, and Kim Hunter.  The London production opened in 1949 with Bonar Colleano, Vivien Leigh, and Renee Asherson and was directed by Laurence Olivier.  The drama "A Streetcar Named Desire" is often regarded as among the finest plays of the 20th century, and is considered by many to be Williams' greatest.

The Glass Menagerie (1950 film): The Glass Menagerie is a 1950 American drama film directed by Irving Rapper.  The screenplay by Tennessee Williams and Peter Berneis is based on the 1944 Williams play of the same title.  It was the first of his plays to be adapted for the screen.

The Glass Menagerie (1987 film): The Glass Menagerie is a 1987 American drama film directed by Paul Newman.  It is a replication of a production of the Tennessee Williams play of the same title that originated at the Williamstown Theatre Festival and then transferred to the Long Wharf Theatre in New Haven, Connecticut.

Last of the Mobile Hot Shots: Last of the Mobile Hot Shots (1970) is an American drama film.  The screenplay by Gore Vidal is based on the Tennessee Williams play "The Seven Descents of Myrtle", which opened on Broadway in March 1968 and ran for 29 performances.

Cate Blanchett on screen and stage: Cate Blanchett is an Australian actress who has extensively appeared in film and stage.  She made her stage debut in 1992 by playing Electra in the National Institute of Dramatic Art production of the same name.  She followed it with performances in Timothy Daly's "Kafka Dances" (1993) and the Sydney Theatre Company stage production of "Oleanna" (1993) opposite Geoffrey Rush.  Blanchett won the Sydney Theatre Critics Award for Best Newcomer for the former and Best Actress for the latter, making her the first person to win both awards at once.  She went on to perform several roles on stage, notably Susan Traherne in "Plenty" (1999), Hedda Gabler in "Hedda Gabler" (2004), Blanche DuBois in "A Streetcar Named Desire" (2009), Yelena in "Uncle Vanya" (2011) and Claire in "The Maids" (2013).

The Rose Tattoo (film): The Rose Tattoo is a 1955 film adaptation of the Tennessee Williams play of the same name.  It was adapted by Williams and Hal Kanter and directed by Daniel Mann, with stars Anna Magnani, Burt Lancaster, Marisa Pavan and Jo Van Fleet.  Williams originally wrote the play for Italian Anna Magnani to play on Broadway in 1951, but she rejected the offer because of her difficulty with the English language at the time.  By the time of this film adaptation, she was ready.

The Rose Tattoo: The Rose Tattoo is a Tennessee Williams play.  It opened on Broadway in February 1951, and the film adaptation was released in 1955.  It tells the story of an Italian-American widow in Mississippi who has allowed herself to withdraw from the world after her husband's death, and expects her daughter to do the same.

Supporting paragraphs: Cate Blanchett on screen and stage A Streetcar Named Desire
Answer: Blanche DuBois