Sentence: ALV X-1 originated in the United States wher the leader is the President, the capital is Washington D.C. and the Star Spangled Banner is the national anthem. Native Americans are an ethnic group in the U.S.

What data can be extracted from this sentence?
United States, leaderTitle, President of the United States; ALV X-1, countryOrigin, United States; United States, ethnicGroup, Native Americans in the United States; United States, capital, Washington, D.C.; United States, anthem, The Star-Spangled Banner