Question: Oxford City FC of Texas is an indoor soccer team that is based in a city that is the seat of Jefferson County, and is on what river?
Sentence (from "Beaumont, Texas"): Located in Southeast Texas on the Neches River about 90 mi east of Houston, Beaumont city had a population of 118,296 at the time of the 2010 census, making it the twenty-fourth-most populous city in the state of Texas.
Relevant evidence: Yes