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 : Hans Lotter (17 November 1917 -- 21 November 2008) was a highly decorated Oberleutnant in the Luftwaffe during World War II, and a recipient of the Knight's Cross of the Iron Cross. 
Subject : Hans Lotter 
Relation : military branch
In what military branch did Hans Lotter serve?

Context : Eyolf Soot was born in Aremark in Østfold, Norway. 
Subject : Eyolf Soot 
Relation : spouse

What is Eyolf Soot's spouse's name?