context: It is probably not the case that Greg is a swan. There is almost no chance that Bernhard is white. We doubt that Mary went to the kitchen. We doubt that if either Greg is a swan, or Bernhard is white, then Gertrude is a wolf. It is improbable that if Greg is a swan, or Bernhard is white, then Sandra left the football. It is likely that if Greg is a swan, or Bernhard is white, then John moved to the office.
hypothesis: It is unlikely that john moved to the office, or Bernhard is white.
valid_hypothesis: It is unlikely that john moved to the office, or Bernhard is white.
invalid_hypothesis: It is probable that john moved to the office, or Bernhard is white.
hypothesis_assertion: John moved to the office, or Bernhard is white.