context: It is highly unlikely that Gertrude is a sheep. It is improbable that Daniel left the milk. Chances are about even that Mary went to the bedroom.
hypothesis: It is highly likely that daniel left the milk, or Gertrude is a sheep.
valid_hypothesis: It is improbable that daniel left the milk, or Gertrude is a sheep.
invalid_hypothesis: It is highly likely that daniel left the milk, or Gertrude is a sheep.
hypothesis_assertion: Daniel left the milk, or Gertrude is a sheep.