instruction:
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.
question:
Context : Ange Mlinko (born Philadelphia) is an American poet. 
Subject : Ange Mlinko 
Relation : occupation
answer:
What was Ange Mlinko's occupation?


question:
Context : Liv Løberg (born 28 May 1949; former names Liv Else Lindeløf and Liv Ranes-Kendall) is a Norwegian practical nurse, a former politician for the Progress Party and a convicted felon. 
Subject : Liv Løberg 
Relation : occupation
answer:
What was Liv Løberg's career?


question:
Context : The Buk missile system (Russian: ``Бук''; ``beech'' (tree), /bʊk/) is a family of self-propelled, medium-range surface-to-air missile systems developed by the Soviet Union and its successor state, the Russian Federation, and designed to fight cruise missiles, smart bombs, fixed- and rotary-wing aircraft, and unmanned aerial vehicles. 
Subject : Buk missile system 
Relation : service entry
answer:

What year was Buk missile system commissioned?