It is highly likely that John left the milk. It is probable that Bernhard is a swan. It is impossible that Lily is yellow.
It is probable that either Bernhard is a swan, or Lily is yellow.
It is probable that either Bernhard is a swan, or Lily is yellow.
There is almost no chance that either Bernhard is a swan, or Lily is yellow.
Either Bernhard is a swan, or Lily is yellow.