context: It is certain that Bernhard is gray. It is highly unlikely that Gertrude is a sheep. It is probably the case that Lily is a frog. It is probably the case that if Lily is a frog, or Bernhard is gray, then Yann is tired. It is highly likely that if Lily is a frog, or Bernhard is gray, then Fred left the football. It is probably the case that if Lily is a frog, or Gertrude is a sheep, then John is in the bedroom.
hypothesis: We believe that either John is in the bedroom, or Lily is a frog.
valid_hypothesis: It is unlikely that either John is in the bedroom, or Lily is a frog.
invalid_hypothesis: We believe that either John is in the bedroom, or Lily is a frog.
hypothesis_assertion: Either John is in the bedroom, or Lily is a frog.