question:  Sai Chand is an Indian film actor  popularly known for his role in film written and directed by who?
answer: Sekhar Kammula
context: Title: S. V. Ranga Rao
  Passage: "సమార్ల వెంకట రంగ రావు"Samarla Venkata Ranga Rao (3 July 1918 – 18 July 1974), popularly known as S.V.R., was an Indian film actor, director and producer known for his works in Telugu cinema and Tamil cinema.  Regarded as one of the finest Indian method actors, Rao was popularly known as "Viswa Nata Chakravarthi".  Throughout his film career, which spanned a total of thirty years, Rao garnered various National Honors, International honors, state Nandi Awards, and the Filmfare Special Award - South.  In 1951 Rao appeared in the fantasy film, "Pathala Bhairavi", screened at the first India International Film Festival, held in Mumbai on 24 January 1952.  Rao received wide reception for his portrayal of "Nepala Manthrikudu" the tantric in the super-hit film.
  Title: Fidaa
  Passage: Fidaa (English: "Fallen for you" ) is a 2017 Telugu-language romantic comedy film written and directed by Sekhar Kammula.  It features Varun Tej and Sai Pallavi in the lead roles which marks the latter's debut in Telugu.  Principal photography commenced in August 2016.  The film received overwhelmingly positive reviews from critics and audience upon release.  Critics praised the performances of the principal cast.  The film completed 50 day run and grossed over 65 crores.
  Title: Sai Chand
  Passage: Sai Chand (born 12 March 1956) is an Indian film actor and documentary film maker.  working in the Telugu film industry.  He is popularly known for his role in Telugu films, "Maa Bhoomi" and "Fidaa".
  Title: Shankar Nag
  Passage: Shankar Nagarakatte (9 November 1954 – 30 September 1990), popularly known as Shankar Nag, was an acclaimed Indian film actor, screenwriter, director, producer and philanthropist who worked primarily in the Kannada film industry.  Besides films, he established himself as a writer and actor in Television and theater.  Widely acclaimed for his visionary filmmaking , he directed and acted in the most talked-about teleserial, "Malgudi Days", based on celebrated novelist R.K.Narayan's short stories.  He co-wrote "22 June 1897", an Indian national award-winning Marathi film.  He is the younger brother of actor Anant Nag.
  Title: Hunter Payton
  Passage: Hunter Payton (born October 4, 2004 in West Hills, California) is a philanthropist and Hispanic American actor popularly known for his roles in the NBC TV Series A to Z (recurring), Criminal Minds and in the made for TV movie "The Joneses Unplugged".
citations: Fidaa Sai Chand