context: There is a better than even chance that Lily is a swan. There is a better than even chance that Fred is in the office. It is almost certain that Julius is yellow. Chances are about even that if Julius is yellow, or Lily is a swan, then Daniel left the football. It is probably not the case that if Julius is yellow, or Lily is a swan, then John went to the garden. It is probably the case that if either Fred is in the office, or Lily is a swan, then Bernhard is gray.
hypothesis: Chances are about even that julius is yellow, or Bernhard is gray.
valid_hypothesis: It is almost certain that julius is yellow, or Bernhard is gray.
invalid_hypothesis: Chances are about even that julius is yellow, or Bernhard is gray.
hypothesis_assertion: Julius is yellow, or Bernhard is gray.