Question: Who was the sister of Audrey Kathryn Lindvall signed by?

Context paragraphs:
The Nun's Story (film): The Nun's Story is a 1959 Warner Bros. film directed by Fred Zinnemann and starring Audrey Hepburn, Peter Finch, Edith Evans and Peggy Ashcroft.  Based upon the 1956 novel of the same title by Kathryn Hulme, the story tells of the life of Sister Luke (Hepburn), a young Belgian woman who decides to enter a convent and make the many sacrifices required by her choice.

Marie Louise Habets: Marie Louise Habets (January 1905-May 1986) was a Belgian nurse and former religious sister whose life was fictionalised as Sister Luke (Gabrielle van der Mal) in "The Nun's Story", a bestselling 1956 book by American author Kathryn Hulme.  The Belgian-born actress Audrey Hepburn portrayed Gabrielle van der Mal in the 1959 Fred Zinnemann film "The Nun's Story", and was nominated for the Academy Award for Best Actress.

Audrey Lindvall: Audrey Kathryn Lindvall (August 11, 1982 – August 2, 2006) was an American model.  She was the sister of supermodel Angela Lindvall, and the former face of Coach and Ann Taylor.

Emily Fitch: Emily Fitch is a fictional character in the television series "Skins", played by Kathryn Prescott.  She is introduced in the third series.  Her twin sister Katie is played by Kathryn's real-life twin Megan Prescott.

The Game Plan (film): The Game Plan is a 2007 American family comedy film directed by Andy Fickman and written by Nichole Millard, Kathryn Price and Audrey Wells and starring Dwayne "The Rock" Johnson (marking the last film in which Johnson uses his ring name "The Rock" in billing).  It follows an NFL quarterback who finds out he has an 8-year-old daughter from a previous relationship.

Kathryn Cholette: Kathryn Cholette is a Canadian left-green, who served as leader of the Green Party of Canada from 1988 to 1990.  Just prior to the end of her term as leader, Cholette publicly resigned her post in an article entitled "Why I Left the Green Party".  She was the first woman elected to lead a federal political party in Canada, preceding Audrey McLaughlin by a year.

Ooh La: "Ooh La" is a song by British indie rock band The Kooks.  It was the sixth single from their debut studio album "Inside In/Inside Out" and was released on 23 October 2006.  The song is an alleged dedication to late model Audrey Lindvall.  It was featured in the "Torchwood" episode "Small Worlds" and was an iTunes Single of the Week.

Angela Lindvall: Angela Lindvall (born January 14, 1979) is an American supermodel and actress.  Lindvall was discovered by an IMG scout when she was 14 years old, and immediately signed with IMG New York.  But she took a break from modeling and returned when she was 17 years old.  She featured on the cover of Italian Vogue in 1997, photographed by Steven Meisel.  She has been featured on so many top magazine covers in the late 1990s and the early 2000s, such as Vogue, Elle, Harper's Bazaar, Maria Claire, Numero, W, i-D, V and so on.  And during the peak of her long career, she is always the world's top designers' favourite, such as Karl Lagerfeld, Miuccia Prada, Stella McCartney.  She was Prada Girl and Chanel Girl.  She has worked as the face of Chanel, Gucci, Valentino, Prada, Calvin Klein, Miu Miu, Dior, Louis Vuitton, Hermes, Versace, DKNY, Roberto Cavalli, Fendi, Chole, Missoni, Jil Sander, Jimmy Choo.  As an actress, she has appeared in several films, including "CQ" in 2001 and "Kiss Kiss Bang Bang" in 2005 and "Small Apartments" in 2010.  She was the host of the fashion reality series "Project Runway: All Stars", an extension of the popular series "Project Runway".

Kathryn Hamilton: Kathryn Hamilton is a British director who is now based in New York City.  In addition to independent work, she is the Artistic Director of Sister Sylvester.  For Sister Sylvester, she has directed "The Ventriloquist Circle" at Dixon Place; "Look Back In", an adaptation of John Osborne's classic Look Back in Anger; a New York City tour of "The Box Man"; a site specific production of "Play America" at Saint Cecilia's Convent.  She and the company are currently developing "Hideouts for Time, or The Whale".  Washington DC's Shakespeare Theatre Company recently invited her to present at their AsidesLive Symposium on Site Specific and Immersive Theatre.

John &amp; Audrey Wiggins: John & Audrey Wiggins was an American country music duo formerly signed to Mercury Records.  The duo consisted of John Wiggins (born October 13, 1962 in Nashville, Tennessee) and his sister, Audrey (born December 26, 1967 in Asheville, North Carolina), both of whom alternated as lead vocalists.  They recorded two studio albums for PolyGram/Mercury Records between 1994 and 1997, in addition to charting four singles on the "Billboard" Hot Country Songs charts.  John has since become a Nashville songwriter, with cuts by Joe Nichols, Randy Houser, and others.

Supporting paragraphs: Audrey Lindvall Angela Lindvall
Answer: IMG New York