context: It is unlikely that Greg is a swan. It is certain that Mary moved to the garden. It is probably not the case that Lily is a rhino.
hypothesis: We believe that lily is a rhino, and Mary moved to the garden.
valid_hypothesis: It is probably not the case that lily is a rhino, and Mary moved to the garden.
invalid_hypothesis: We believe that lily is a rhino, and Mary moved to the garden.
hypothesis_assertion: Lily is a rhino, and Mary moved to the garden.