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 : Columbus Nova is an investment company founded in 2000 and centered in New York City. 
Subject : Columbus Nova 
Relation : parent company
Example Output: Which company is the parent company of Columbus Nova?

Example Input: Context : Wilhelm Walther (27 January 1910 -- 25 November 2010) was a highly decorated Oberstleutnant in the Wehrmacht during World War II. He was also a recipient of the Knight's Cross of the Iron Cross, the first of the Brandenburgers to receive one. 
Subject : Wilhelm Walther 
Relation : award received
Example Output: Which award did Wilhelm Walther get?

Example Input: Context : ISO 3166-2:AR is the entry for Argentina 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:AR 
Relation : standards body
Example Output:
Who set the standards for ISO 3166-2:AR?