Sentence: English is spoken in Great Britain and the United States. A Fortress of Grey Ice is from the United States where African Americans are an ethnic group and the capital is Washington, D.C.

What data can be extracted from this sentence?
United States, ethnicGroup, African Americans; United States, language, English language; English language, spokenIn, Great Britain; United States, capital, Washington, D.C.; A Fortress of Grey Ice, country, United States