context: It is highly likely that Emily is a cat. It is highly likely that Greg is a rhino. There is a better than even chance that John moved to the garden.
hypothesis: We believe that either Greg is a rhino, or Emily is a cat.
valid_hypothesis: It is unlikely that either Greg is a rhino, or Emily is a cat.
invalid_hypothesis: We believe that either Greg is a rhino, or Emily is a cat.
hypothesis_assertion: Either Greg is a rhino, or Emily is a cat.