context: It is likely that Brian is a swan. It is highly likely that Bernhard is a rhino. It is unlikely that Julius is white.
hypothesis: It is highly likely that julius is white, and Bernhard is a rhino.
valid_hypothesis: It is unlikely that julius is white, and Bernhard is a rhino.
invalid_hypothesis: It is highly likely that julius is white, and Bernhard is a rhino.
hypothesis_assertion: Julius is white, and Bernhard is a rhino.