context: It is probably not the case that Mary dropped the milk. We doubt that Daniel grabbed the milk. It is highly unlikely that Sandra got the apple. It is probable that if Daniel grabbed the milk, or Sandra got the apple, then Fred is in the bedroom. There is a better than even chance that if Daniel grabbed the milk, and Mary dropped the milk, then Greg is white. We believe that if either Mary dropped the milk, or Sandra got the apple, then Bernhard is green.
hypothesis: It is improbable that either Sandra got the apple, or Fred is in the bedroom.
valid_hypothesis: It is improbable that either Sandra got the apple, or Fred is in the bedroom.
invalid_hypothesis: There is a better than even chance that either Sandra got the apple, or Fred is in the bedroom.
hypothesis_assertion: Either Sandra got the apple, or Fred is in the bedroom.