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.

Example Input: Context : It was formerly a Soviet design bureau, and was founded by Artem Mikoyan and Mikhail Gurevich as ``Mikoyan and Gurevich'', with the bureau prefix ``MiG.'' 
Subject : Mikoyan 
Relation : parent company
Example Output: What company is Mikoyan part of?

Example Input: Context : Directed by Stuart Gordon and produced by Brian Yuzna, it was the first film in the Re-Animator (film series). 
Subject : Re-Animator 
Relation : based on
Example Output: Which is the basis of Re-Animator?

Example Input: Context : Panair do Brasil began operations on October 22, 1929, as NYRBA do Brasil S.A., a Brazilian subsidiary of NYRBA, Inc. (New York, Rio, and Buenos Aires Line), forerunner of Pan American. 
Subject : Panair do Brasil 
Relation : parent company
Example Output:
What is Panair do Brasil's parent company?