context: It is probably the case that Julius is a swan. It is unlikely that Sandra is in the hallway. There is almost no chance that Lily is a lion.
hypothesis: It is likely that sandra is in the hallway, or Lily is a lion.
valid_hypothesis: It is unlikely that sandra is in the hallway, or Lily is a lion.
invalid_hypothesis: It is likely that sandra is in the hallway, or Lily is a lion.
hypothesis_assertion: Sandra is in the hallway, or Lily is a lion.