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 : ITV Digital Channels Ltd now solely under control of ITV plc is today a profitable business which runs all ITV plc's television channels with the exception of ITV, which is part of the ITV Network. 
Subject : ITV Digital Channels 
Relation : parent company
Example Output: What is ITV Digital Channels's parent company?

Example Input: Context : DMPI launched its wireless service, known as Sun Cellular, in March 2003. 
Subject : Sun Cellular 
Relation : parent company
Example Output: Which company is the parent company of Sun Cellular?

Example Input: Context : The Landowner's Daughter (Portuguese: Sinhá Moça) is a 1953 Brazilian drama film directed by Tom Payne and Oswaldo Sampaio. 
Subject : The Landowner's Daughter 
Relation : based on
Example Output:
Which is the basis of The Landowner's Daughter?