context: A man in a black coat eats a doughnut while other men look out of frame.
hypothesis: Chances are about even that a man in a black coat is covered in powdered sugar.
valid_hypothesis: Chances are about even that a man in a black coat is covered in powdered sugar.
invalid_hypothesis: It is impossible that a man in a black coat is covered in powdered sugar.
hypothesis_assertion: A man in a black coat is covered in powdered sugar.