context: It is unlikely that Brian is yellow. It is impossible that John left the apple. It is certain that Lily is green. It is unlikely that if either John left the apple, or Brian is yellow, then Greg is a rhino. It is likely that if John left the apple, or Brian is yellow, then Bernhard is a frog. It is highly unlikely that if either Lily is green, or Brian is yellow, then Mary went to the kitchen.
hypothesis: It is unlikely that bernhard is a frog, or Brian is yellow.
valid_hypothesis: It is unlikely that bernhard is a frog, or Brian is yellow.
invalid_hypothesis: We believe that bernhard is a frog, or Brian is yellow.
hypothesis_assertion: Bernhard is a frog, or Brian is yellow.