Sentence: The city of Antioch, part of Contra Costa County, is in California. English is spoken in that state. The leader of Antioch is the House of Representatives which is part of the United States Congress.

What structured data could we extract from this sentence?
Antioch, California, isPartOf, California; California, language, English language; United States House of Representatives, isPartOf, United States Congress; Antioch, California, isPartOf, Contra Costa County, California; Antioch, California, leaderTitle, United States House of Representatives