context: There is almost no chance that Mary discarded the milk. Chances are slight that John moved to the office. It is impossible that Lily is a lion.
hypothesis: Chances are slight that either John moved to the office, or Lily is a lion.
valid_hypothesis: Chances are slight that either John moved to the office, or Lily is a lion.
invalid_hypothesis: It is probable that either John moved to the office, or Lily is a lion.
hypothesis_assertion: Either John moved to the office, or Lily is a lion.