context: Chances are slight that Greg is white. Chances are slight that Fred is in the office. Chances are slight that Julius is yellow. There is a better than even chance that if either Greg is white, or Fred is in the office, then Lily is green. It is almost certain that if either Julius is yellow, or Fred is in the office, then Brian is a lion. It is impossible that if either Greg is white, or Julius is yellow, then Sandra left the apple.
hypothesis: It is probably not the case that lily is green, or Brian is a lion.
valid_hypothesis: It is probably not the case that lily is green, or Brian is a lion.
invalid_hypothesis: We believe that lily is green, or Brian is a lion.
hypothesis_assertion: Lily is green, or Brian is a lion.