Question:  Alligator wrestler Tahar Douis performed at which Las Vegas hotel, that was later demolished to make way for the Global Business District? 
Sentence (from "Riviera (hotel and casino)"): Riviera (colloquially, "the Riv") was a hotel and casino on the Las Vegas Strip in Winchester, Nevada, which operated from April 1955 to May 2015.
Relevant evidence: No