There is almost no chance that Brian is a lion. It is impossible that Bernhard is a swan. It is likely that Mary went to the office. It is probably the case that if Bernhard is a swan, or Brian is a lion, then John discarded the milk. Chances are about even that if Bernhard is a swan, and Brian is a lion, then Lily is a frog. It is probably the case that if Mary went to the office, or Brian is a lion, then Greg is white.
Chances are about even that greg is white, or John discarded the milk.
Chances are about even that greg is white, or John discarded the milk.
It is almost certain that greg is white, or John discarded the milk.
Greg is white, or John discarded the milk.