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

Context : Bansi Kaul was born August 23, 1949 in Srinagar, Jammu and Kashmir, and later graduated from National School of Drama (NSD), New Delhi in 1973. 
Question : What is the university where Bansi Kaul went?
National School of Drama

Context : Charlie Brooker's Screenwipe is a British television review programme created and presented by Charlie Brooker and broadcast on BBC Four. 
Question : What channel aired Charlie Brooker's Screenwipe?
BBC Four

Context : The Nahkampfkanone 1 was an experimental Swiss tank destroyer that saw service between 1944 and 1947. 
Question : In what year did Nahkampfkanone 1 enter service?

1944