context: It is highly unlikely that Brian is a rhino. It is highly likely that Bernhard is white. There is a better than even chance that Lily is a rhino.
hypothesis: It is probable that brian is a rhino, and Bernhard is white.
valid_hypothesis: It is highly unlikely that brian is a rhino, and Bernhard is white.
invalid_hypothesis: It is probable that brian is a rhino, and Bernhard is white.
hypothesis_assertion: Brian is a rhino, and Bernhard is white.