Sentence: English is the language of the United States, where the occupants are known as Americans. In the United States, Asian Americans are one of the ethnic groups, and Angola is located. Angola is in Pleasant Township which is part of Steuben County, in Indiana.

What structured data could we extract from this sentence?
United States, language, English language; United States, demonym, Americans; Angola, Indiana, isPartOf, Pleasant Township, Steuben County, Indiana; Angola, Indiana, country, United States; United States, ethnicGroup, Asian Americans