context: A man in a long-sleeved blue shirt and blue jeans has set up some name trains on the ground looking to sell his wares.
hypothesis: Chances are about even that a man is wearing a large blue shirt.
valid_hypothesis: Chances are about even that a man is wearing a large blue shirt.
invalid_hypothesis: There is almost no chance that a man is wearing a large blue shirt.
hypothesis_assertion: A man is wearing a large blue shirt.