context: There is almost no chance that Bill is in the school. Chances are about even that Mary moved to the office. It is highly unlikely that Jeff dropped the apple. It is impossible that if either Jeff dropped the apple, or Bill is in the school, then Julius is white. We believe that if Jeff dropped the apple, or Mary moved to the office, then John picked up the milk. It is probably the case that if either Jeff dropped the apple, or Mary moved to the office, then Bernhard is gray.
hypothesis: Chances are about even that julius is white, or Mary moved to the office.
valid_hypothesis: Chances are about even that julius is white, or Mary moved to the office.
invalid_hypothesis: There is almost no chance that julius is white, or Mary moved to the office.
hypothesis_assertion: Julius is white, or Mary moved to the office.