context: We doubt that Fred moved to the office. There is a better than even chance that Lily is a lion. It is improbable that Brian is green.
hypothesis: There is almost no chance that either Brian is green, or Lily is a lion.
valid_hypothesis: There is a better than even chance that either Brian is green, or Lily is a lion.
invalid_hypothesis: There is almost no chance that either Brian is green, or Lily is a lion.
hypothesis_assertion: Either Brian is green, or Lily is a lion.