Question: What is the name of the rivalry game that is played in the same stadium as the State Fair Classic, thats name is derived from the river that forms part of the boundary between Texas and Oklahoma?
Sentence (from "State Fair Classic"): The State Fair Classic (known as the Southwest Airlines State Fair Classic for sponsorship purposes) is an annual college football game between the Grambling State University Tigers and the Prairie View A&M University Panthers of the Southwestern Athletic Conference.
Relevant evidence: No