premise1: A young man wearing a blue shirt and white bathing trunks is surfboarding.
premise2: The surfer crouches low and rides the wave.
premise3: A man in a wetsuit surfing at the beach.
premise4: Catching the big wave, riding the sea.
premise: A young man wearing a blue shirt and white bathing trunks is surfboarding. The surfer crouches low and rides the wave. A man in a wetsuit surfing at the beach. Catching the big wave, riding the sea.
hypothesis: Several kids standing.