context: There is a better than even chance that Bernhard is gray. Chances are about even that Greg is a lion. Chances are about even that John went to the garden.
hypothesis: Chances are about even that either Greg is a lion, or Bernhard is gray.
valid_hypothesis: Chances are about even that either Greg is a lion, or Bernhard is gray.
invalid_hypothesis: It is impossible that either Greg is a lion, or Bernhard is gray.
hypothesis_assertion: Either Greg is a lion, or Bernhard is gray.