context: It is impossible that John went to the garden. There is little chance that Mary left the apple. We believe that Bill dropped the milk. It is improbable that if Bill dropped the milk, or Mary left the apple, then Antoine is thirsty. It is probably the case that if either Bill dropped the milk, or John went to the garden, then Brian is a frog. It is probable that if Mary left the apple, and Bill dropped the milk, then Julie is in the office.
hypothesis: There is almost no chance that either Julie is in the office, or Bill dropped the milk.
valid_hypothesis: It is probable that either Julie is in the office, or Bill dropped the milk.
invalid_hypothesis: There is almost no chance that either Julie is in the office, or Bill dropped the milk.
hypothesis_assertion: Either Julie is in the office, or Bill dropped the milk.