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 : Gotthard Sachsenberg was born on Rosslau Mountain, north of the Elbe River, in Dessau, Germany. 
Subject : Gotthard Sachsenberg 
Relation : conflict
answer:
What war or battle involved Gotthard Sachsenberg?


question:
Context : The Meteorological Service of Canada (MSC) is a division of Environment Canada, which primarily provides public meteorological information and weather forecasts and warnings of severe weather and other environmental hazards. 
Subject : Meteorological Service of Canada 
Relation : parent company
answer:
What is Meteorological Service of Canada's parent company?


question:
Context : The Paveway IV entered service with the Royal Navy in 2008. 
Subject : Paveway IV 
Relation : service entry
answer:

Which was the official year for the approval of Paveway IV?