context: There is a better than even chance that Lily is a rhino. There is a very good chance that Brian is a lion. It is improbable that Jessica is a sheep.
hypothesis: It is certain that lily is a rhino, and Jessica is a sheep.
valid_hypothesis: It is highly unlikely that lily is a rhino, and Jessica is a sheep.
invalid_hypothesis: It is certain that lily is a rhino, and Jessica is a sheep.
hypothesis_assertion: Lily is a rhino, and Jessica is a sheep.