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 Input:
Context : Riley Franklin McConnell was born 22 July 1884 at Gate City, Virginia.
Subject : Riley Franklin McConnell
Relation : military branch

Ex Output:
In what military branch did Riley Franklin McConnell serve?

Ex Input:
Context : Summer is the mother of his twin children: a son, Dirk Pitt, Jr., and a daughter, Summer Pitt.
Subject : Dirk Pitt
Relation : conflict

Ex Output:
In which war did Dirk Pitt fight?

Ex Input:
Context : SunEdison's subsidiaries TerraForm Power and TerraForm Global own and operate renewable-energy projects around the globe.
Subject : SunEdison
Relation : parent company

Ex Output:
Which company is the parent company of SunEdison?