context: It is impossible that Julius is a swan. It is highly unlikely that John moved to the garden. It is highly likely that Fred is in the park.
hypothesis: There is a very good chance that john moved to the garden, and Julius is a swan.
valid_hypothesis: It is impossible that john moved to the garden, and Julius is a swan.
invalid_hypothesis: There is a very good chance that john moved to the garden, and Julius is a swan.
hypothesis_assertion: John moved to the garden, and Julius is a swan.