context: It is likely that Brian is white. It is probably the case that Lily is a rhino. We doubt that Mary went to the garden.
hypothesis: There is a better than even chance that either Lily is a rhino, or Mary went to the garden.
valid_hypothesis: There is a better than even chance that either Lily is a rhino, or Mary went to the garden.
invalid_hypothesis: There is almost no chance that either Lily is a rhino, or Mary went to the garden.
hypothesis_assertion: Either Lily is a rhino, or Mary went to the garden.