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 : Austrian Air Services, officially licensed as Österreichischer Inlands- und Regionalflugdienst GesmbH (German for Austrian Domestic and Regional Flight Service), was an airline headquartered in Austria, operating domestic and regional flights on behalf of Austrian Airlines. 
Subject : Austrian Air Services 
Relation : parent company

Ex Output:
What company is Austrian Air Services part of?


Ex Input:
Context : Boardwalk Empire is an American period crime drama television series created by Terence Winter and airing on premium cable channel HBO. 
Subject : Boardwalk Empire 
Relation : original network

Ex Output:
What was the original network for Boardwalk Empire?


Ex Input:
Context : HD 212301 b is an extrasolar planet located approximately 172 light-years (53 parsecs) away in the constellation of Octans, orbiting the star HD 212301. 
Subject : HD 212301 b 
Relation : constellation

Ex Output:

Which was the constellation for HD 212301 b?