context: It is impossible that Brian is green. It is unlikely that Lily is a rhino. It is likely that John went to the garden. It is likely that if Brian is green, and John went to the garden, then Bernhard is a swan. There is a very good chance that if either Lily is a rhino, or Brian is green, then Sandra got the milk. It is probably the case that if Lily is a rhino, and Brian is green, then Julius is white.
hypothesis: It is impossible that lily is a rhino, and Bernhard is a swan.
valid_hypothesis: It is impossible that lily is a rhino, and Bernhard is a swan.
invalid_hypothesis: It is almost certain that lily is a rhino, and Bernhard is a swan.
hypothesis_assertion: Lily is a rhino, and Bernhard is a swan.