context: It is probable that Antoine is hungry. It is probable that Julius is a rhino. It is probably the case that Bernhard is a frog.
hypothesis: Chances are about even that bernhard is a frog, and Julius is a rhino.
valid_hypothesis: Chances are about even that bernhard is a frog, and Julius is a rhino.
invalid_hypothesis: There is almost no chance that bernhard is a frog, and Julius is a rhino.
hypothesis_assertion: Bernhard is a frog, and Julius is a rhino.