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.

Context : NGC 5548 is approximately 245 million light years away and appears in the constellation Boötes. 
Subject : NGC 5548 
Relation : constellation
The star NGC 5548 is part of what constellation?

Context : Wing Commander Peter Stanley James DFC, AE, RAF VR (24 February 1917 -- 11 January 1999), was a pilot in the Royal Air Force Volunteer Reserve during the Second World War, flying in RAF Bomber Command with 35 Squadron, 78 Squadron and 148 Squadron. 
Subject : Peter Stanley James 
Relation : military branch
Which entity was Peter Stanley James a part of?

Context : The SIG SG 510 or Sturmgewehr 57 is a selective fire battle rifle manufactured by Schweizerische Industrie Gesellschaft (now SAN Swiss Arms) of Switzerland. 
Subject : SIG SG 510 
Relation : service entry

What year was SIG SG 510 introduced?