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 : Gliese 649 is a red dwarf star in the constellation of Hercules, located roughly 34 light years from the Sun. The star has been found to host an extrasolar planet.
Subject : Gliese 649
Relation : constellation
[EX A]: Which was the constellation for Gliese 649?

[EX Q]: Context : Lead Balloon is a British television series produced by Open Mike Productions for BBC Four.
Subject : Lead Balloon
Relation : original network
[EX A]: Which channel broadcast Lead Balloon?

[EX Q]: Context : On November 21, 2013, the official Instagram Beta for Windows Phone was released to Windows Phone 8 to allow Windows Phone users faster access to Instagram services; although, at the time of release, the app was still under development.
Subject : Instagram
Relation : parent company
[EX A]:
What is Instagram's parent company?