TASK DEFINITION: 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.
PROBLEM: Context : William Price Williamson (August 1884 -- 17 August 1918) was an officer in the United States Navy. 
Subject : William Price Williamson 
Relation : military branch

SOLUTION: What military branch was William Price Williamson in?

PROBLEM: Context : The Horse Fair is an oil on canvas painting by Rosa Bonheur, begun in 1852. 
Subject : The Horse Fair 
Relation : collection

SOLUTION: What is the name of the place where The Horse Fair can be found?

PROBLEM: Context : The 7.62×54mmR is a rimmed rifle cartridge developed by the Russian Empire and introduced as a service cartridge in 1891. 
Subject : 7.62×54mmR 
Relation : service entry

SOLUTION:
What was the year that 7.62×54mmR entered service?