Sentence: Auburn, Alabama, U.S. is in Lee County whose county seat is Opelika. An ethnic group in the U.S. are Asian Americans.

What structured data could we extract from this sentence?
Auburn, Alabama, isPartOf, Lee County, Alabama; Lee County, Alabama, countySeat, Opelika, Alabama; Alabama, country, United States; United States, ethnicGroup, Asian Americans; Auburn, Alabama, isPartOf, Alabama