context: It is impossible that Greg is yellow. It is certain that Julius is white. Chances are about even that Mary moved to the office. It is improbable that if Julius is white, or Mary moved to the office, then Bernhard is a rhino. It is likely that if Julius is white, and Mary moved to the office, then John got the apple. It is certain that if Mary moved to the office, and Greg is yellow, then Brian is green.
hypothesis: There is almost no chance that mary moved to the office, or Julius is white.
valid_hypothesis: It is certain that mary moved to the office, or Julius is white.
invalid_hypothesis: There is almost no chance that mary moved to the office, or Julius is white.
hypothesis_assertion: Mary moved to the office, or Julius is white.