context: It is impossible that Jessica is a cat. Chances are about even that Lily is yellow. We believe that Bernhard is gray.
hypothesis: It is impossible that lily is yellow, and Jessica is a cat.
valid_hypothesis: It is impossible that lily is yellow, and Jessica is a cat.
invalid_hypothesis: There is a very good chance that lily is yellow, and Jessica is a cat.
hypothesis_assertion: Lily is yellow, and Jessica is a cat.