context: It is improbable that Sumit is bored. We doubt that Julius is a rhino. It is probably the case that Greg is gray. It is improbable that if either Greg is gray, or Julius is a rhino, then Brian is white. There is almost no chance that if Sumit is bored, or Julius is a rhino, then Sandra left the apple. We believe that if Sumit is bored, or Greg is gray, then Lily is green.
hypothesis: It is impossible that brian is white, and Sumit is bored.
valid_hypothesis: It is impossible that brian is white, and Sumit is bored.
invalid_hypothesis: It is likely that brian is white, and Sumit is bored.
hypothesis_assertion: Brian is white, and Sumit is bored.