Sentence: Akron is in Summit County, Ohio, U.S. The inhabitants of the United States are known as Americans but there are also African Americans and the capital is Washington D.C.

What data can be extracted from this sentence?
United States, demonym, Americans; United States, capital, Washington, D.C.; Akron, Ohio, country, United States; United States, ethnicGroup, African Americans; Akron, Ohio, isPartOf, Summit County, Ohio