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 : Body of War is a 2007 documentary portraying Iraq War veteran Tomas Young. 
Subject : Body of War 
Relation : director
Example Output: Who was Body of War was directed by?

Example Input: Context : Dorchester Collection is a luxury hotel operator owned by the Brunei Investment Agency (BIA), an arm of the Ministry of Finance of Brunei. 
Subject : Dorchester Collection 
Relation : parent company
Example Output: Which company is the parent company of Dorchester Collection?

Example Input: Context : The 75th Regiment of Foot (Invalids) was an infantry regiment of the British Army from 1762 to 1768. 
Subject : 75th Regiment of Foot (Invalids) 
Relation : military branch
Example Output:
With which military branch did 75th Regiment of Foot (Invalids) serve with?