context: There is a better than even chance that Bernhard is gray. Chances are slight that Julius is a frog. There is a better than even chance that Lily is a rhino. It is certain that if Bernhard is gray, and Lily is a rhino, then Jessica is a wolf. It is almost certain that if either Lily is a rhino, or Julius is a frog, then Brian is yellow. We doubt that if Julius is a frog, and Bernhard is gray, then Mary moved to the office.
hypothesis: It is highly unlikely that julius is a frog, and Bernhard is gray.
valid_hypothesis: It is highly unlikely that julius is a frog, and Bernhard is gray.
invalid_hypothesis: It is probable that julius is a frog, and Bernhard is gray.
hypothesis_assertion: Julius is a frog, and Bernhard is gray.