context: It is probable that Brian is gray. It is impossible that John went to the garden. There is a very good chance that Bernhard is a frog.
hypothesis: There is a very good chance that either John went to the garden, or Bernhard is a frog.
valid_hypothesis: There is a very good chance that either John went to the garden, or Bernhard is a frog.
invalid_hypothesis: It is unlikely that either John went to the garden, or Bernhard is a frog.
hypothesis_assertion: Either John went to the garden, or Bernhard is a frog.