premise1: Skateboarder in black with yellow skateboard in midair.
premise2: A skateboarder jumping with his skateboard
premise3: Boy jumping in the air with a skateboard.
premise4: A skateboarder gets airtime.
premise: Skateboarder in black with yellow skateboard in midair. A skateboarder jumping with his skateboard Boy jumping in the air with a skateboard. A skateboarder gets airtime.
hypothesis: Man jumping into a body of water.