context: We believe that Greg is yellow. It is impossible that Bernhard is a rhino. There is almost no chance that Fred went to the bedroom.
hypothesis: We believe that either Bernhard is a rhino, or Greg is yellow.
valid_hypothesis: We believe that either Bernhard is a rhino, or Greg is yellow.
invalid_hypothesis: It is probably not the case that either Bernhard is a rhino, or Greg is yellow.
hypothesis_assertion: Either Bernhard is a rhino, or Greg is yellow.