context: Chances are about even that Mary left the milk. It is impossible that Fred went to the kitchen. There is a very good chance that Julius is gray.
hypothesis: It is almost certain that either Julius is gray, or Mary left the milk.
valid_hypothesis: Chances are about even that either Julius is gray, or Mary left the milk.
invalid_hypothesis: It is almost certain that either Julius is gray, or Mary left the milk.
hypothesis_assertion: Either Julius is gray, or Mary left the milk.