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.

[EX Q]: Context : Fritz X was a nickname used both by Allied and Luftwaffe personnel. 
Subject : Fritz X 
Relation : service entry
[EX A]: What year did Fritz X come into use?

[EX Q]: Context : The Suomi KP/-31 (Suomi-konepistooli or ``Submachine-gun Finland'') was a submachine gun (SMG) of Finnish design used during World War II. It was a descendant of the M-22 prototype and the KP/-26 production model, which was revealed to the public in 1925. 
Subject : Suomi KP/-31 
Relation : service entry
[EX A]: What was the year that Suomi KP/-31 entered service?

[EX Q]: Context : Michiel van Musscher was born in Rotterdam in January 1645 and was later baptized on 27 January. 
Subject : Michiel van Musscher 
Relation : occupation
[EX A]:
What kind of  occupation does Michiel van Musscher have?