premise1: A man in a blue shirt and safety glasses grinds a piece of metal which throws sparks.
premise2: A young man with long hair, sunglasses and a blue shirt is using a welding machine.
premise3: A man with a braid using an electric saw making sparks fly.
premise4: A man wearing a glove and grinding a piece of metal.
premise: A man in a blue shirt and safety glasses grinds a piece of metal which throws sparks. A young man with long hair, sunglasses and a blue shirt is using a welding machine. A man with a braid using an electric saw making sparks fly. A man wearing a glove and grinding a piece of metal.
hypothesis: A man camping.