context: It is almost certain that Greg is yellow. It is probably not the case that Mary went to the office. It is almost certain that Lily is a swan.
hypothesis: Chances are slight that either Greg is yellow, or Mary went to the office.
valid_hypothesis: It is probable that either Greg is yellow, or Mary went to the office.
invalid_hypothesis: Chances are slight that either Greg is yellow, or Mary went to the office.
hypothesis_assertion: Either Greg is yellow, or Mary went to the office.