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 : Sotelma provides local telephony, international telephony, internet service and mobile telephone service, etc. Its mobile service subsidiary is Malitel.
Subject : Sotelma
Relation : parent company
Example Output: Which company is the parent company of Sotelma?

Example Input: Context : ISO 3166-2:BA is the entry for Bosnia and Herzegovina 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:BA
Relation : standards body
Example Output: Who set the standards for ISO 3166-2:BA?

Example Input: Context : The Battle of Hazir and the surrender of Qinnasrin took place in about June, 637.
Subject : Battle of Hazir
Relation : point in time
Example Output:
The date of Battle of Hazir was what?