premise1: A man is doing a jump on the surfboard near other people in the water.
premise2: A group of people are surfing in the ocean.
premise3: A surfer gets air while others watch.
premise4: The image links are broken.
premise: A man is doing a jump on the surfboard near other people in the water. A group of people are surfing in the ocean. A surfer gets air while others watch. The image links are broken.
hypothesis: Surfers riding waves.