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.
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Question: Context : Christine Daae was born in a town near Uppsala, Sweden.
Subject : Christine Daae
Relation : based on

Answer: Which is the basis of Christine Daae?

Question: Context : That same month, Singer was approached by Warner Bros. to pitch his idea for Superman Returns, as he was preparing to leave for Hawaii on a short vacation with his X2 writers Michael Dougherty and Dan Harris.
Subject : Superman Returns
Relation : production company

Answer: What studio produced Superman Returns?

Question: Context : Joseph Nicholson Barney was born in 1818 in Maryland, son of John Barney and Elizabeth Nicholson Hindman.
Subject : Joseph Nicholson Barney
Relation : conflict

Answer:
What war or battle involved Joseph Nicholson Barney?