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.
Q: Context : The BRDM-2 entered service with the Soviet Army in 1962. 
Subject : BRDM-2 
Relation : service entry
A: 
What year is BRDM-2 associated with?