Question: How many BAFTA awards has the writer of the sitcom pilot Mirrorball won?

Context paragraphs:
Jeremy Isaacs: Sir Jeremy Isaacs (born 28 September 1932) is a Scottish television producer and executive, winner of many BAFTA awards and international Emmy Awards.  He was also General Director of the Royal Opera House, Covent Garden (1987–96).

Daniel Sloss: Daniel Sloss (born 11 September 1990) is an English-born Scottish comedian, actor and writer, notable for having become established as a professional live and television performer whilst still in his teens.  He was the youngest comedian to perform a solo season in London's West End aged 19 and also signed a DVD deal with BBC WW's 2Entertain label.  He was also commissioned by the BBC for a broadcast sitcom pilot "The Adventures of Daniel", and has appeared on US television programmes including "The Late Late Show with Craig Ferguson" and multiple appearances on "Conan".

Mirrorball (TV pilot): Mirrorball was a sitcom pilot in the United Kingdom directed by Adrian Edmondson and written by Jennifer Saunders.  It originally aired on 22 December 2000.

BAFTA Award for Best Film: The BAFTA Award for Best Film is given annually by the British Academy of Film and Television Arts and presented at the British Academy Film Awards.  It has been given since the 1st BAFTA Awards, representing the best films of 1947, but until 1969 it was called the BAFTA Award for Best Film From Any Source.  It is possible for films from any country to be nominated, although British films are also recognised in the category BAFTA Award for Best British Film and (since 1983) foreign-language films in BAFTA Award for Best Film Not in the English Language.  As such, there have been multiple occasions of a film being nominated in two of these categories.

Absolutely Fabulous (series 4): The fourth series of British sitcom "Absolutely Fabulous" premiered on BBC One on 31 August 2001.  The series consisted of six episodes and concluded on 5 October 2001.  Initially, "Absolutely Fabulous" was to end with the third series, then the final episodes, titled 'The Last Shout', consisting of two specials were created to serve as an official finale to the series.  However, in 2000, Jennifer Saunders had created and written a television pilot for a proposed upcoming new series, "Mirrorball" in which she intended to reunite the cast of "Ab Fab" in new character roles and a different plot.  Saunders, along with Joanna Lumley, Julia Sawalha, Jane Horrocks and June Whitfield returned for the pilot.  A series was never produced.  However, having the cast reunited for "Mirrorball" inspired Saunders to revive "Ab Fab" and a fourth series was produced.  A Christmas special, 'Gay' (titled 'Absolutely Fabulous in New York' in the United States) was produced following the fourth series and was broadcast in 2002.

Walter Ego: Walter Ego was a Canadian television sitcom pilot, which aired on CBC Television on January 3, 2005.

Jennifer Saunders: Jennifer Jane Saunders (born 6 July 1958) is an English comedian, screenwriter, and actress.  She has won three BAFTAs (including the BAFTA Fellowship), an International Emmy Award, a British Comedy Award, a Rose d'Or Light Entertainment Festival Award, two Writers' Guild of Great Britain Awards, and a People's Choice Award.

The Decorator (TV pilot): The Decorator is a 1965 television sitcom pilot produced by Aaron Spelling.  It stars Academy Award-winning actress Bette Davis as an interior decorator.

Cate Blanchett: 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.

The Art of Being Nick: The Art of Being Nick is an American sitcom pilot created by Bruce Helford, that aired on NBC as a special on August 27, 1987.  The pilot stars Scott Valentine as artist/environmentalist Nick Moore, who appeared as Mallory's (Justine Bateman) boyfriend in "Family Ties".  Also in the cast were Kristine Sutherland, Julia Louis-Dreyfus, and John Daman.

Supporting paragraphs: Mirrorball (TV pilot) Jennifer Saunders
Answer: three