context: It is probable that Julius is yellow. We doubt that John took the milk. It is impossible that Lily is white.
hypothesis: It is unlikely that john took the milk, or Lily is white.
valid_hypothesis: It is unlikely that john took the milk, or Lily is white.
invalid_hypothesis: It is certain that john took the milk, or Lily is white.
hypothesis_assertion: John took the milk, or Lily is white.