question: Which star of city of Joy was born on 18 September 1950 ?
answer: Shabana Azmi
context: Title: Shabana Azmi
  Passage: Shabana Azmi (born 18 September 1950) is an Indian actress of film, television and theatre.  The daughter of poet Kaifi Azmi and stage actress Shaukat Azmi, she is an alumna of Film and Television Institute of India of Pune.  Azmi made her film debut in 1974 and soon became one of the leading actresses of Parallel Cinema, a Bengali new-wave movement known for its serious content and neo-realism and received government patronage during the times.  Regarded as one of the finest actresses in India, Azmi's performances in films in a variety of genres have generally earned her praise and awards, which include a record of five wins of the National Film Award for Best Actress and several international honours.  She has also received five Filmfare Awards, and was honored among "women in cinema" at the 30th International Film Festival of India.  In 1988, the Government of India awarded her with Padma Shri, the fourth highest civilian honour of the country.
  Title: Siobhan Davies
  Passage: Siobhan Davies CBE (born 18 September 1950 in London, and often known as Sue Davies) was a dancer with the London Contemporary Dance Theatre during the 1970s, and became one of its leading choreographers creating groundbreaking work such as "Sphinx" (1977).  In 1988, she founded her own company, Siobhan Davies Dance.
  Title: City of Joy (film)
  Passage: City of Joy is a 1992 French-British drama film directed by Roland Joffé, with a screenplay by Mark Medoff.  It is based upon the novel of the same name by Dominique Lapierre, which looks at poverty in then-modern India, specifically life in the slums.  The film stars Patrick Swayze, Om Puri and Shabana Azmi.
citations: Shabana Azmi City of Joy (film)