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.
Q: Context : Supermarine, Southampton. 
Subject : Supermarine 
Relation : parent company
A: 
What company is Supermarine part of?