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

Q: Context : John Nelson Shanks (December 23, 1937 -- August 28, 2015) was an American artist and painter. 
Question : What was Nelson Shanks's career?

A: painter
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Q: Context : ISO 3166-2:ZA is the entry for South Africa 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:ZA?

A: International Organization for Standardization
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Q: Context : Rienzi vowing to obtain justice for the death of his young brother, slain in a skirmish between the Colonna and the Orsini factions (or simply, Rienzi) is a painting by William Holman Hunt, produced in 1849 and currently in a private collection. 
Question : What is the name of the place where Rienzi vowing to obtain justice for the death of his young brother, slain in a skirmish between the Colonna and the Orsini factions can be found?

A:
private collection
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