Question: What Native American nation did the coach of the 1922 Oorang Indians belong to?
Sentence (from "Reggie Attache"): Reginald Edward Attache (February 5, 1894 – June 22, 1955), aka Laughing Gas, was a professional football player who played in the National Football League during the 1922 season for the Oorang Indians.
Relevant evidence: Yes