context: It is improbable that Mary left the milk. It is highly unlikely that Greg is gray. There is a very good chance that Lily is a lion.
hypothesis: It is highly likely that either Mary left the milk, or Greg is gray.
valid_hypothesis: There is little chance that either Mary left the milk, or Greg is gray.
invalid_hypothesis: It is highly likely that either Mary left the milk, or Greg is gray.
hypothesis_assertion: Either Mary left the milk, or Greg is gray.