context: It is almost certain that Brian is gray. We doubt that Julie moved to the park. It is improbable that Fred discarded the milk.
hypothesis: We doubt that brian is gray, or Fred discarded the milk.
valid_hypothesis: It is almost certain that brian is gray, or Fred discarded the milk.
invalid_hypothesis: We doubt that brian is gray, or Fred discarded the milk.
hypothesis_assertion: Brian is gray, or Fred discarded the milk.