Sentence: A Fortress of Grey Ice is written in English, as spoken in Great Britain. Is originates from the United States where Barack Obama is the leader and the African Americans an ethnic group.

What data can be extracted from this sentence?
United States, ethnicGroup, African Americans; United States, leader, Barack Obama; A Fortress of Grey Ice, language, English language; English language, spokenIn, Great Britain; A Fortress of Grey Ice, country, United States