context: A man is standing in the aisle of a grocery store and staring at the cereal selection.
hypothesis: It is almost certain that a man is selecting cereal in a grocery store.
valid_hypothesis: It is almost certain that a man is selecting cereal in a grocery store.
invalid_hypothesis: There is little chance that a man is selecting cereal in a grocery store.
hypothesis_assertion: A man is selecting cereal in a grocery store.