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 : China Airlines Flight 642 was a flight that crashed at Hong Kong International Airport on 22 August 1999. 
Subject : China Airlines Flight 642 
Relation : point in time
Example Output: The date of China Airlines Flight 642 was what?

Example Input: Context : Nicolás Repetto was born in Buenos Aires in 1871 and enrolled at the prestigious Colegio Nacional de Buenos Aires, a public college preparatory school. 
Subject : Nicolás Repetto 
Relation : educated at
Example Output: Where did Nicolás Repetto study or work?

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