context: It is highly unlikely that Lily is a swan. It is probably not the case that Mary went to the hallway. It is almost certain that Julius is gray.
hypothesis: It is highly likely that either Julius is gray, or Lily is a swan.
valid_hypothesis: It is highly likely that either Julius is gray, or Lily is a swan.
invalid_hypothesis: It is improbable that either Julius is gray, or Lily is a swan.
hypothesis_assertion: Either Julius is gray, or Lily is a swan.