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 : After Stallone directed the second through fourth films in the series, Rocky V saw the return of John G. Avildsen, whose direction of Rocky won him an Academy Award for Best Directing. 
Subject : Rocky V 
Relation : production company
Example Output: Which production company is involved with Rocky V?

Example Input: Context : The Thompson submachine gun is an American submachine gun, invented by John T. Thompson in 1918, that became infamous during the Prohibition era. 
Subject : Thompson submachine gun 
Relation : service entry
Example Output: What year was the service entry date for Thompson submachine gun?

Example Input: Context : Thingol's brother Olwë later becomes the King of Alqualondë and High King of the Teleri who do journey to Aman. 
Subject : Thingol 
Relation : residence
Example Output:
What city is Thingol associated with?