context: It is highly unlikely that Bernhard is yellow. We believe that Julius is a lion. It is almost certain that Winona is a cat. Chances are about even that if Bernhard is yellow, or Winona is a cat, then John got the football. It is improbable that if Julius is a lion, and Bernhard is yellow, then Daniel left the apple. There is little chance that if either Winona is a cat, or Bernhard is yellow, then Sandra grabbed the milk.
hypothesis: We doubt that bernhard is yellow, or Julius is a lion.
valid_hypothesis: We believe that bernhard is yellow, or Julius is a lion.
invalid_hypothesis: We doubt that bernhard is yellow, or Julius is a lion.
hypothesis_assertion: Bernhard is yellow, or Julius is a lion.