context: It is probable that Lily is a frog. It is certain that Julius is a swan. It is almost certain that Brian is a rhino. It is probably not the case that if Brian is a rhino, and Lily is a frog, then Yann is tired. There is a better than even chance that if Brian is a rhino, or Julius is a swan, then Mary got the milk. There is a better than even chance that if Lily is a frog, or Julius is a swan, then John went to the garden.
hypothesis: There is almost no chance that either Julius is a swan, or Yann is tired.
valid_hypothesis: There is a very good chance that either Julius is a swan, or Yann is tired.
invalid_hypothesis: There is almost no chance that either Julius is a swan, or Yann is tired.
hypothesis_assertion: Either Julius is a swan, or Yann is tired.