Sentence: Washington D.C. is the capital of the US where African Americans live. Akron, Ohio is also in the U.S. where mayor is the title of the leader in Summit County, ohio.

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