context: There is almost no chance that Mary is in the cinema. There is a better than even chance that Brian is a swan. We doubt that Lily is gray. It is certain that if either Mary is in the cinema, or Brian is a swan, then Sandra took the football. It is almost certain that if Brian is a swan, or Lily is gray, then John left the milk. It is improbable that if Mary is in the cinema, or Lily is gray, then Jason is hungry.
hypothesis: Chances are slight that john left the milk, or Jason is hungry.
valid_hypothesis: There is a better than even chance that john left the milk, or Jason is hungry.
invalid_hypothesis: Chances are slight that john left the milk, or Jason is hungry.
hypothesis_assertion: John left the milk, or Jason is hungry.