context: Chances are slight that Brian is a swan. It is highly likely that Lily is white. There is a very good chance that Jason is bored.
hypothesis: It is highly likely that brian is a swan, or Lily is white.
valid_hypothesis: It is highly likely that brian is a swan, or Lily is white.
invalid_hypothesis: Chances are slight that brian is a swan, or Lily is white.
hypothesis_assertion: Brian is a swan, or Lily is white.