Sentence: Antioch is located in California where the Spanish language is spoken. It is part of Contra Costa County in the San Francisco Bay area and is led by the United States House of Representatives.

What structured data could we extract from this sentence?
Contra Costa County, California, isPartOf, San Francisco Bay Area; Antioch, California, isPartOf, California; Antioch, California, isPartOf, Contra Costa County, California; Antioch, California, leaderTitle, United States House of Representatives; California, language, Spanish language