Sentence: Antioch is part of Contra Costa County and is led by the United States House of Representatives. It is located in California where one of the languages spoken is Chinese.

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