context: It is certain that Lily is green. There is a better than even chance that Bernhard is a frog. It is highly likely that Julius is yellow. It is highly likely that if either Lily is green, or Julius is yellow, then Mary went to the hallway. Chances are slight that if Julius is yellow, and Lily is green, then Brian is green. We believe that if either Lily is green, or Bernhard is a frog, then Daniel took the apple.
hypothesis: It is certain that bernhard is a frog, or Lily is green.
valid_hypothesis: It is certain that bernhard is a frog, or Lily is green.
invalid_hypothesis: Chances are about even that bernhard is a frog, or Lily is green.
hypothesis_assertion: Bernhard is a frog, or Lily is green.