context: We doubt that John went to the hallway. It is impossible that Gertrude is a mouse. It is probably not the case that Jason is bored. Chances are slight that if John went to the hallway, and Jason is bored, then Julie is in the bedroom. It is probable that if Gertrude is a mouse, or Jason is bored, then Brian is a frog. It is highly likely that if Gertrude is a mouse, or Jason is bored, then Greg is green.
hypothesis: It is probably the case that julie is in the bedroom, or John went to the hallway.
valid_hypothesis: It is unlikely that julie is in the bedroom, or John went to the hallway.
invalid_hypothesis: It is probably the case that julie is in the bedroom, or John went to the hallway.
hypothesis_assertion: Julie is in the bedroom, or John went to the hallway.