context: It is probable that Lily is green. It is probably not the case that Brian is white. It is impossible that Bernhard is a lion. It is certain that if Brian is white, and Bernhard is a lion, then Julie is in the bedroom. There is a very good chance that if Lily is green, and Bernhard is a lion, then Gertrude is a mouse. We doubt that if Brian is white, and Bernhard is a lion, then Jason is bored.
hypothesis: It is impossible that either Julie is in the bedroom, or Bernhard is a lion.
valid_hypothesis: It is impossible that either Julie is in the bedroom, or Bernhard is a lion.
invalid_hypothesis: There is a very good chance that either Julie is in the bedroom, or Bernhard is a lion.
hypothesis_assertion: Either Julie is in the bedroom, or Bernhard is a lion.