It is likely that Brian is a lion. It is improbable that Lily is green. It is probably not the case that Julius is yellow.
It is probably not the case that either Julius is yellow, or Lily is green.
It is probably not the case that either Julius is yellow, or Lily is green.
It is probably the case that either Julius is yellow, or Lily is green.
Either Julius is yellow, or Lily is green.