context: There is a very good chance that Emily is a sheep. It is almost certain that Bernhard is a rhino. It is highly unlikely that Julius is a frog.
hypothesis: Chances are slight that either Julius is a frog, or Emily is a sheep.
valid_hypothesis: We believe that either Julius is a frog, or Emily is a sheep.
invalid_hypothesis: Chances are slight that either Julius is a frog, or Emily is a sheep.
hypothesis_assertion: Either Julius is a frog, or Emily is a sheep.