context: We believe that Julius is gray. It is impossible that Bill went to the garden. There is little chance that Bernhard is white. It is improbable that if Bernhard is white, and Bill went to the garden, then Sandra grabbed the milk. It is probably not the case that if Bill went to the garden, or Julius is gray, then Greg is a frog. It is probably the case that if Julius is gray, or Bernhard is white, then Daniel left the football.
hypothesis: It is highly likely that either Sandra grabbed the milk, or Greg is a frog.
valid_hypothesis: We doubt that either Sandra grabbed the milk, or Greg is a frog.
invalid_hypothesis: It is highly likely that either Sandra grabbed the milk, or Greg is a frog.
hypothesis_assertion: Either Sandra grabbed the milk, or Greg is a frog.