context: There is a very good chance that John discarded the apple. It is probably not the case that Mary went to the garden. It is highly likely that Brian is a rhino.
hypothesis: It is certain that either Brian is a rhino, or John discarded the apple.
valid_hypothesis: It is probably not the case that either Brian is a rhino, or John discarded the apple.
invalid_hypothesis: It is certain that either Brian is a rhino, or John discarded the apple.
hypothesis_assertion: Either Brian is a rhino, or John discarded the apple.