context: There is a very good chance that Bill is in the school. It is almost certain that Jessica is a cat. It is probably not the case that John moved to the office. It is probably the case that if either John moved to the office, or Bill is in the school, then Julius is a rhino. It is certain that if Bill is in the school, or John moved to the office, then Brian is green. It is impossible that if either John moved to the office, or Bill is in the school, then Greg is gray.
hypothesis: It is probable that either John moved to the office, or Bill is in the school.
valid_hypothesis: It is probable that either John moved to the office, or Bill is in the school.
invalid_hypothesis: We doubt that either John moved to the office, or Bill is in the school.
hypothesis_assertion: Either John moved to the office, or Bill is in the school.