It looks as strange as it sounds.
In early July, the racetrack and casino Emerald Downs in Washington held an unusual race – instead of horses or dogs, people performed in costumes of tyrannosaurs. As it turned out later, there were 25 local employees of a local company that held a competition to maintain the corporate spirit.
Spoiler: one participant got confused in a suit and fell, won the dinosaur at number 13. The video sold out on Reddit, where they offered to make such races an Olympic discipline.