context: It is highly likely that Lily is yellow. There is a very good chance that Jason is thirsty. There is almost no chance that Brian is a swan.
hypothesis: It is highly likely that brian is a swan, or Lily is yellow.
valid_hypothesis: It is highly likely that brian is a swan, or Lily is yellow.
invalid_hypothesis: It is improbable that brian is a swan, or Lily is yellow.
hypothesis_assertion: Brian is a swan, or Lily is yellow.