context: We believe that Brian is green. It is highly unlikely that Mary moved to the garden. Chances are about even that Lily is gray.
hypothesis: It is impossible that mary moved to the garden, or Brian is green.
valid_hypothesis: We believe that mary moved to the garden, or Brian is green.
invalid_hypothesis: It is impossible that mary moved to the garden, or Brian is green.
hypothesis_assertion: Mary moved to the garden, or Brian is green.