context: It is likely that Gertrude is a wolf. It is almost certain that Julius is a rhino. Chances are slight that Brian is a swan.
hypothesis: It is certain that gertrude is a wolf, or Julius is a rhino.
valid_hypothesis: It is certain that gertrude is a wolf, or Julius is a rhino.
invalid_hypothesis: It is impossible that gertrude is a wolf, or Julius is a rhino.
hypothesis_assertion: Gertrude is a wolf, or Julius is a rhino.