Sentence: Native Americans are an ethnic group within the United States, where Washington, D.C. is the capital. In the United States, Atlantic City, is part of New Jersey, where the largest city is Newark.

What structured data could we extract from this sentence?
United States, ethnicGroup, Native Americans in the United States; United States, capital, Washington, D.C.; New Jersey, largestCity, Newark, New Jersey; New Jersey, country, United States; Atlantic City, New Jersey, isPartOf, New Jersey