context: It is likely that Bernhard is gray. It is unlikely that Lily is a frog. We doubt that Brian is yellow.
hypothesis: There is little chance that lily is a frog, and Bernhard is gray.
valid_hypothesis: There is little chance that lily is a frog, and Bernhard is gray.
invalid_hypothesis: It is probably the case that lily is a frog, and Bernhard is gray.
hypothesis_assertion: Lily is a frog, and Bernhard is gray.