context: It is highly likely that Brian is yellow. It is improbable that Bill went to the garden. It is likely that Yann is bored.
hypothesis: It is probable that either Bill went to the garden, or Yann is bored.
valid_hypothesis: It is probable that either Bill went to the garden, or Yann is bored.
invalid_hypothesis: It is probably not the case that either Bill went to the garden, or Yann is bored.
hypothesis_assertion: Either Bill went to the garden, or Yann is bored.