It is likely that Julius is green. Chances are slight that John moved to the garden. It is unlikely that Lily is a lion.
We believe that either Lily is a lion, or John moved to the garden.
It is probably not the case that either Lily is a lion, or John moved to the garden.
We believe that either Lily is a lion, or John moved to the garden.
Either Lily is a lion, or John moved to the garden.