Venn · kami diagram

{{Topic A}} and {{Topic B}} intersection

{{Set A only}} unique to A {{Shared}} overlap {{Set B only}} unique to B SET A SET B item · item · item item · item item · item · item LEGEND Focal set (A) Secondary set (B) Overlap Intersection label (serif callout)

Focal rule: the circle whose contents matter most to the argument gets the ink-blue stroke. The intersection label uses a serif italic callout to draw the eye to the overlap, which is usually the point of the diagram.