context: It is highly unlikely that Greg is a lion. There is a better than even chance that Julius is a rhino. It is likely that Jessica is a sheep.
hypothesis: It is highly unlikely that either Greg is a lion, or Julius is a rhino.
valid_hypothesis: There is a better than even chance that either Greg is a lion, or Julius is a rhino.
invalid_hypothesis: It is highly unlikely that either Greg is a lion, or Julius is a rhino.
hypothesis_assertion: Either Greg is a lion, or Julius is a rhino.