context: It is impossible that Mary moved to the garden. There is almost no chance that Julius is white. It is highly likely that Lily is a swan. It is highly unlikely that if Mary moved to the garden, or Julius is white, then Brian is a rhino. It is unlikely that if either Mary moved to the garden, or Lily is a swan, then Bill went to the cinema. Chances are slight that if either Julius is white, or Mary moved to the garden, then Bernhard is a frog.
hypothesis: There is almost no chance that either Julius is white, or Lily is a swan.
valid_hypothesis: It is highly likely that either Julius is white, or Lily is a swan.
invalid_hypothesis: There is almost no chance that either Julius is white, or Lily is a swan.
hypothesis_assertion: Either Julius is white, or Lily is a swan.