premise1: A person is jumping a motorcycle over a pole while cameramen film.
premise2: A professional dirt biker doing stunts while being videotaped
premise3: A motocross rider rides in the air over a bar.
premise4: A motorbike jumping a pole.
premise: A person is jumping a motorcycle over a pole while cameramen film. A professional dirt biker doing stunts while being videotaped A motocross rider rides in the air over a bar. A motorbike jumping a pole.
hypothesis: Man on a bike performing a trick.