premise: A blond street worker wearing a white hard hat, orange shirt, jeans and a reflective jacket in front of a white truck and orange pylons. hypothesis: A street worker wears a dress and high heels while standing on the corner.
contradiction: A street worker is either wearing a white hard hat, orange shirt, jeans and a reflective acket in front of a white truck or they are wearing a dress and high heels while standing on the corner. The street worker cannot be doing both at the same time.