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 : 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 : During his final years, Warner Jorgenson had Alzheimer's disease. 
Subject : Warner Jorgenson 
Relation : medical condition
Example Output: What was the sickness that killed Warner Jorgenson?

Example Input: Context : Tad J. Oelstrom (born February 14, 1943) is a retired United States Air Force Lieutenant General who now serves as the Director of the National Security Program at the John F. Kennedy School of Government, Harvard University. 
Subject : Tad J. Oelstrom 
Relation : military branch
Example Output:
With which military branch did Tad J. Oelstrom serve with?