context: Chances are slight that John went to the kitchen. It is certain that Brian is a rhino. It is improbable that Gertrude is a sheep.
hypothesis: There is a very good chance that gertrude is a sheep, and Brian is a rhino.
valid_hypothesis: There is little chance that gertrude is a sheep, and Brian is a rhino.
invalid_hypothesis: There is a very good chance that gertrude is a sheep, and Brian is a rhino.
hypothesis_assertion: Gertrude is a sheep, and Brian is a rhino.