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 : ISO 3166-2:ZW is the entry for Zimbabwe 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:ZW 
Relation : standards body

Output: Who set the standards for ISO 3166-2:ZW?


Input: Consider Input: Context : The Hanging Tree is a 1959 Technicolor film directed by Delmer Daves. 
Subject : The Hanging Tree 
Relation : director

Output: The main director of The Hanging Tree was who?


Input: Consider Input: Context : Karl-Heinz Krahl (25 September 1914 -- 14 April 1942) was a German Luftwaffe ace and recipient of the Knight's Cross of the Iron Cross during World War II. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership. 
Subject : Karl-Heinz Krahl 
Relation : award received


Output: Which award did Karl-Heinz Krahl get?