premise1: A man in a blue shirt was arguing with a man in a green jacket and started to raise his fist in anger.
premise2: A middle-aged man in a green jacket is talking to another middle-aged man in a light blue tee-shirt.
premise3: People are strolling and conversing on a sidewalk in front of a hospital.
premise4: Man in blue shirt is having a conversation with the man in the jacket.
premise: A man in a blue shirt was arguing with a man in a green jacket and started to raise his fist in anger. A middle-aged man in a green jacket is talking to another middle-aged man in a light blue tee-shirt. People are strolling and conversing on a sidewalk in front of a hospital. Man in blue shirt is having a conversation with the man in the jacket.
hypothesis: A group sitting.