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.

Ex Input:
Context : On October 3, 1873, Boston Charley, Kintpuash, Schonchin John and Black Jim were executed for the murder of Edward Canby. 
Subject : Boston Charley 
Relation : convicted of

Ex Output:
Which crime led to the conviction of Boston Charley?


Ex Input:
Context : ISO 3166-2:AW is the entry for Aruba 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:AW 
Relation : standards body

Ex Output:
Who set the standards for ISO 3166-2:AW?


Ex Input:
Context : William de St Croix was educated at Eton and St John's College, Cambridge, graduating in 1843. 
Subject : William de St Croix 
Relation : educated at

Ex Output:

What university did William de St Croix attend?