context: It is unlikely that Brian is a frog. We doubt that Bernhard is a rhino. It is likely that Julius is yellow.
hypothesis: There is a very good chance that brian is a frog, and Bernhard is a rhino.
valid_hypothesis: It is highly unlikely that brian is a frog, and Bernhard is a rhino.
invalid_hypothesis: There is a very good chance that brian is a frog, and Bernhard is a rhino.
hypothesis_assertion: Brian is a frog, and Bernhard is a rhino.