context: There is a better than even chance that Bernhard is white. We believe that Greg is a swan. It is highly unlikely that John moved to the office.
hypothesis: It is improbable that either John moved to the office, or Greg is a swan.
valid_hypothesis: We believe that either John moved to the office, or Greg is a swan.
invalid_hypothesis: It is improbable that either John moved to the office, or Greg is a swan.
hypothesis_assertion: Either John moved to the office, or Greg is a swan.