context: We doubt that Brian is gray. Chances are slight that Fred is in the park. It is impossible that Bernhard is a lion. Chances are about even that if Bernhard is a lion, and Brian is gray, then Greg is white. It is highly likely that if Brian is gray, and Bernhard is a lion, then Bill moved to the office. It is impossible that if Brian is gray, or Bernhard is a lion, then Jessica is a wolf.
hypothesis: It is improbable that jessica is a wolf, or Fred is in the park.
valid_hypothesis: It is improbable that jessica is a wolf, or Fred is in the park.
invalid_hypothesis: It is probable that jessica is a wolf, or Fred is in the park.
hypothesis_assertion: Jessica is a wolf, or Fred is in the park.