context: It is improbable that Julius is a rhino. It is impossible that Sumit is tired. It is probable that Brian is gray. It is certain that if Sumit is tired, and Brian is gray, then Daniel took the football. It is improbable that if Brian is gray, or Sumit is tired, then Jeff went to the kitchen. We doubt that if Julius is a rhino, or Sumit is tired, then Greg is a frog.
hypothesis: It is improbable that either Sumit is tired, or Julius is a rhino.
valid_hypothesis: It is improbable that either Sumit is tired, or Julius is a rhino.
invalid_hypothesis: There is a very good chance that either Sumit is tired, or Julius is a rhino.
hypothesis_assertion: Either Sumit is tired, or Julius is a rhino.