context: There is a better than even chance that Mary moved to the garden. There is a better than even chance that Bernhard is a rhino. It is impossible that Brian is gray.
hypothesis: We believe that mary moved to the garden, and Brian is gray.
valid_hypothesis: It is impossible that mary moved to the garden, and Brian is gray.
invalid_hypothesis: We believe that mary moved to the garden, and Brian is gray.
hypothesis_assertion: Mary moved to the garden, and Brian is gray.