context: Chances are about even that Bernhard is yellow. It is probably the case that John dropped the apple. It is impossible that Julius is a frog.
hypothesis: It is likely that john dropped the apple, and Julius is a frog.
valid_hypothesis: It is impossible that john dropped the apple, and Julius is a frog.
invalid_hypothesis: It is likely that john dropped the apple, and Julius is a frog.
hypothesis_assertion: John dropped the apple, and Julius is a frog.