context: Chances are slight that Mary moved to the garden. It is highly likely that Lily is a rhino. It is probably the case that Jeff went to the office. We doubt that if Lily is a rhino, and Mary moved to the garden, then John is in the bedroom. It is probably not the case that if either Jeff went to the office, or Mary moved to the garden, then Bernhard is a swan. It is probably the case that if either Jeff went to the office, or Lily is a rhino, then Greg is white.
hypothesis: There is almost no chance that either Lily is a rhino, or Mary moved to the garden.
valid_hypothesis: There is a very good chance that either Lily is a rhino, or Mary moved to the garden.
invalid_hypothesis: There is almost no chance that either Lily is a rhino, or Mary moved to the garden.
hypothesis_assertion: Either Lily is a rhino, or Mary moved to the garden.