Generate a correct and concise answer for the question based on the words in the context.

Input: Consider Input: Context : After twelve years of marriage, Hannah Van Buren contracted tuberculosis and died on February 5, 1819, at the age of thirty-five. 
Question : What illness did Hannah Van Buren suffer from?

Output: tuberculosis


Input: Consider Input: Context : ISO 3166-2:AT is the entry for Austria 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. 
Question : Who set the standards for ISO 3166-2:AT?

Output: International Organization for Standardization


Input: Consider Input: Context : ISO 3166-2:GL is the entry for Greenland 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. 
Question : Who set the standards for ISO 3166-2:GL?


Output: International Organization for Standardization