Generate a correct and concise answer for the question based on the words in the context.

[EX Q]: Context : Song of Summer is a 1968 black-and-white television film written, produced and directed by Ken Russell for the BBC's Omnibus series which was first broadcast on 15 September 1968. 
Question : The production company responsible for Song of Summer is what?
[EX A]: BBC

[EX Q]: Context : The Mark 10 torpedo was a torpedo put into use by the United States in 1915. 
Question : In what year did Mark 10 torpedo enter service?
[EX A]: 1915

[EX Q]: Context : Kai Po Che! (also known as Kai Po Che: Brothers... for Life) is a 2013 Indian drama buddy film directed by Abhishek Kapoor based on Chetan Bhagat's novel The 3 Mistakes of My Life, with music by Amit Trivedi and lyrics by Swanand Kirkire. 
Question : Which is the basis of Kai Po Che!?
[EX A]:
The 3 Mistakes of My Life