Sentence: Native Americans are one of the ethnic groups in the United States of America, where the biggest city is New York. Atlantic City (in Atlantic County, New Jersey), is in the United States, where Washington D.C. is the capital.

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