context: It is highly likely that Lily is a frog. There is a very good chance that Bill went to the office. It is certain that Julius is a lion.
hypothesis: Chances are slight that either Julius is a lion, or Lily is a frog.
valid_hypothesis: Chances are slight that either Julius is a lion, or Lily is a frog.
invalid_hypothesis: It is probably the case that either Julius is a lion, or Lily is a frog.
hypothesis_assertion: Either Julius is a lion, or Lily is a frog.