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.

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

Context : JBTV is currently on broadcast television WJYS-62 in Chicago Wednesday nights at 11pm with New Music Videos and live JBTV performances. 
Subject : JBTV 
Relation : original network
Which channel broadcast JBTV?

Context : John Cale was born on 9 March 1942 in Garnant in the heavily industrial Amman Valley of Wales to Will Cale and Margaret Davies. 
Subject : John Cale 
Relation : residence

What city is John Cale from?