context: It is certain that Greg is gray. There is a better than even chance that John moved to the office. It is highly likely that Bernhard is a lion.
hypothesis: Chances are about even that either John moved to the office, or Bernhard is a lion.
valid_hypothesis: Chances are about even that either John moved to the office, or Bernhard is a lion.
invalid_hypothesis: There is almost no chance that either John moved to the office, or Bernhard is a lion.
hypothesis_assertion: Either John moved to the office, or Bernhard is a lion.