Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Ex Input:
Context : Albertina Walker (August 29, 1929 -- October 8, 2010) was an American gospel singer, song writer, actress, and humanitarian. 
Answer : singer

Ex Output:
What was Albertina Walker's occupation?


Ex Input:
Context : An oil study for The Sorceress (c. 1911, 61x51cm, in a private collection) shows a model with dark brown hair. 
Answer : private collection

Ex Output:
What is the name of the place where The Sorceress can be found?


Ex Input:
Context : ISO 3166-2:CA is the entry for Canada 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. 
Answer : International Organization for Standardization

Ex Output:

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