context: There is little chance that Sandra got the football. It is improbable that Julius is a rhino. Chances are slight that Mary discarded the apple.
hypothesis: We doubt that mary discarded the apple, or Julius is a rhino.
valid_hypothesis: We doubt that mary discarded the apple, or Julius is a rhino.
invalid_hypothesis: It is probably the case that mary discarded the apple, or Julius is a rhino.
hypothesis_assertion: Mary discarded the apple, or Julius is a rhino.