premise1: A skateboarder skates near a high wall as he looks down at the bunch of lumber below.
premise2: A young man is skateboarding in an area which looks like it needs repairs.
premise3: A man skateboarding against a construction wall reading No Bikes.
premise4: A young man is skateboarding on a cement block wall.
premise: A skateboarder skates near a high wall as he looks down at the bunch of lumber below. A young man is skateboarding in an area which looks like it needs repairs. A man skateboarding against a construction wall reading No Bikes. A young man is skateboarding on a cement block wall.
hypothesis: Some guys jumping.