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 : Tom DeMarco was born in Hazleton, Pennsylvania. 
Subject : Tom DeMarco 
Relation : occupation

SOLUTION: What was Tom DeMarco's career?

PROBLEM: Context : Joan Riudavets was born in Es Migjorn Gran, Minorca, and lived there for his entire life. 
Subject : Joan Riudavets 
Relation : date of death

SOLUTION: What date did Joan Riudavets die?

PROBLEM: Context : The Ross Mk.II (or ``model 1905'') rifle was highly successful in target shooting before WWI, but the close chamber tolerances, lack of primary extraction and overall length made the Mk.III (or ``1910'') Ross rifle unsuitable for the conditions of trench warfare and the often poor quality ammunition issued. 
Subject : Ross rifle 
Relation : service entry

SOLUTION:
What year was the service entry date for Ross rifle?