context: A man in a black jacket and blue jeans is holding a white coffee cup.
hypothesis: We believe that a man is about to take a sip of coffee from his white coffee mug.
valid_hypothesis: We believe that a man is about to take a sip of coffee from his white coffee mug.
invalid_hypothesis: There is little chance that a man is about to take a sip of coffee from his white coffee mug.
hypothesis_assertion: A man is about to take a sip of coffee from his white coffee mug.