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 : Single White Female is a 1992 American erotic thriller film based on John Lutz's novel SWF Seeks Same. 
Subject : Single White Female 
Relation : based on

Ex Output:
Which is the basis of Single White Female?


Ex Input:
Context : The Dutch Top 40 is one of the three official charts in the Netherlands, the other two being the Single Top 100, which is based entirely on sales and streaming and the Mega Top 50 (3FM) which, like the Dutch Top 40 also includes airplay data. 
Subject : Dutch Top 40 
Relation : original network

Ex Output:
Which was the network that originally hosted Dutch Top 40?


Ex Input:
Context : The Marder I was developed in May 1942 by Major Alfred Becker. 
Subject : Marder I 
Relation : service entry

Ex Output:

What year was Marder I introduced?