context: It is unlikely that Brian is a frog. It is highly likely that Bernhard is white. We doubt that John moved to the office.
hypothesis: We believe that john moved to the office, and Brian is a frog.
valid_hypothesis: It is highly unlikely that john moved to the office, and Brian is a frog.
invalid_hypothesis: We believe that john moved to the office, and Brian is a frog.
hypothesis_assertion: John moved to the office, and Brian is a frog.