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.

Input: Consider Input: Context : L'imperatore di Capri or The Emperor of Capri is a 1949 Italian comedy film directed by Luigi Comencini. 
Subject : The Emperor of Capri 
Relation : director

Output: Who is the director for The Emperor of Capri?


Input: Consider Input: Context : Half a Bride is a 1928 American silent romance film directed by Gregory La Cava and starring Esther Ralston, Gary Cooper, and William Worthington. 
Subject : Half a Bride 
Relation : production company

Output: What production company was involved in Half a Bride?


Input: Consider Input: Context : Production of the 2S5 Giatsint-S started in 1976 along with the towed version the 2A36 Giatsint-B. It was introduced into service in 1978 and has also been known as the M1981 by the United States. 
Subject : 2S5 Giatsint-S 
Relation : service entry


Output: What year did 2S5 Giatsint-S come into use?