context: It is highly likely that Lily is a lion. It is probable that Bernhard is a swan. It is highly likely that Mary is in the cinema. It is impossible that if Bernhard is a swan, and Mary is in the cinema, then Jessica is a sheep. It is probable that if Bernhard is a swan, and Lily is a lion, then Greg is yellow. There is a very good chance that if either Bernhard is a swan, or Lily is a lion, then Brian is a swan.
hypothesis: It is improbable that mary is in the cinema, or Brian is a swan.
valid_hypothesis: It is almost certain that mary is in the cinema, or Brian is a swan.
invalid_hypothesis: It is improbable that mary is in the cinema, or Brian is a swan.
hypothesis_assertion: Mary is in the cinema, or Brian is a swan.