Detailed Instructions: 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 : Delivery of the first hulls would occur in December 1943, with the first three Sturmtigers completed by Alkett by 20 February 1944.
Subject : Sturmtiger
Relation : service entry
Solution:
What year was Sturmtiger made?