Question: At which age Audrey Kathryn Lindvall's super model sister was discover by IMG scout?
Related documents: [0]  [DOC] 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. [END] 
[1]  [DOC] 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". [END] 
Answer: 
14 years old
14 years old