There is a better than even chance that Bernhard is a swan. It is highly likely that Mary dropped the milk. It is probably not the case that Sandra took the football. It is unlikely that if Mary dropped the milk, and Bernhard is a swan, then Brian is green. There is almost no chance that if Sandra took the football, or Mary dropped the milk, then Greg is a rhino. There is almost no chance that if Sandra took the football, and Bernhard is a swan, then Fred went to the bedroom.
It is probably not the case that sandra took the football, or Fred went to the bedroom.
It is probably not the case that sandra took the football, or Fred went to the bedroom.
There is a very good chance that sandra took the football, or Fred went to the bedroom.
Sandra took the football, or Fred went to the bedroom.