You will be given a context, a subject and a relation. Your task is to generate a question based on the subject and relation. The generated question should include the given subject. Try to use a minimum number of words that are not present in either context, subject or relation while generating question.

[EX Q]: Context : In 1961, the first M79 grenade launchers were delivered to the US Army. 
Subject : M79 grenade launcher 
Relation : service entry
[EX A]: Which was the official year for the approval of M79 grenade launcher?

[EX Q]: Context : Single White Female is a 1992 American erotic thriller film based on John Lutz's novel SWF Seeks Same. 
Subject : Single White Female 
Relation : based on
[EX A]: Which is the basis of Single White Female?

[EX Q]: Context : Snježana Kordić (pronounced (sɲêʒana kôːrdit͡ɕ); born 29 October 1964) is a Croatian linguist. 
Subject : Snježana Kordić 
Relation : residence
[EX A]:
What city is Snježana Kordić from?