Chances are about even that John went to the garden. There is a very good chance that Lily is a frog. It is almost certain that Sandra grabbed the milk. Chances are about even that if Lily is a frog, and John went to the garden, then Julie is in the office. There is a better than even chance that if John went to the garden, or Lily is a frog, then Bernhard is a swan. There is little chance that if either John went to the garden, or Sandra grabbed the milk, then Greg is green.
There is almost no chance that either John went to the garden, or Greg is green.
Chances are about even that either John went to the garden, or Greg is green.
There is almost no chance that either John went to the garden, or Greg is green.
Either John went to the garden, or Greg is green.