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:AU is the entry for Australia 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:AU 
Relation : standards body
Who set the standards for ISO 3166-2:AU?

Context : NGC 339 is a globular cluster in the constellation Tucana the Toucan. 
Subject : NGC 339 
Relation : constellation
Which constellation is NGC 339 in?

Context : The APS-95 was an assault rifle manufactured in Croatia by Končar-Arma d.o.o since 1995 and offered for export up to at least 2007 (the year when the Končar-Arma website, where the APS-95 had been featured, disappeared from the web). 
Subject : APS-95 
Relation : service entry

Which was the official year for the approval of APS-95?