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.

Example Input: Context : The Panzerfaust 3 (Tank fist 3 or ``The German RPG'') is a modern disposable recoilless anti-tank weapon, which was developed between 1978 and 1985 and put into service by the Bundeswehr in 1992. 
Subject : Panzerfaust 3 
Relation : service entry
Example Output: What year did Panzerfaust 3 come into use?

Example Input: Context : Jaroslav Drobný was also a member of the Czechoslovakian national ice hockey team which won the gold medals at the 1947 World Ice Hockey Championships in Prague. 
Subject : Jaroslav Drobný 
Relation : residence
Example Output: What city is Jaroslav Drobný from?

Example Input: Context : ISO 3166-2:LV is the entry for Latvia in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1. 
Subject : ISO 3166-2:LV 
Relation : standards body
Example Output:
Who set the standards for ISO 3166-2:LV?