context: We believe that Brian is a frog. It is probably the case that Mary dropped the milk. There is almost no chance that Lily is gray.
hypothesis: We believe that lily is gray, or Brian is a frog.
valid_hypothesis: We believe that lily is gray, or Brian is a frog.
invalid_hypothesis: It is highly unlikely that lily is gray, or Brian is a frog.
hypothesis_assertion: Lily is gray, or Brian is a frog.