context: There is a very good chance that Julius is a rhino. There is a better than even chance that Mary dropped the milk. It is highly likely that Bernhard is green. There is almost no chance that if Mary dropped the milk, and Julius is a rhino, then John moved to the garden. It is improbable that if Mary dropped the milk, and Bernhard is green, then Greg is a swan. There is a very good chance that if Mary dropped the milk, and Julius is a rhino, then Brian is a frog.
hypothesis: It is impossible that brian is a frog, or Julius is a rhino.
valid_hypothesis: There is a very good chance that brian is a frog, or Julius is a rhino.
invalid_hypothesis: It is impossible that brian is a frog, or Julius is a rhino.
hypothesis_assertion: Brian is a frog, or Julius is a rhino.