|/ &quot;u&quot;
|              o  |  o  B  o  |  o
|               \ |  |\ | /|  | /
|            &quot;i&quot; \|  |%\|/%|  |/ &quot;i&quot;
|                 o  |%%o%%|  o
|                  \ |%%|%%| /
|               &quot;B&quot; \|%%|%%|/ &quot;B&quot;
|                    o%%A%%o
|                     \%|%/
|                  &quot;A&quot; \|/ &quot;A&quot;
|                       o
|                   &lt;S, O, I&gt;
|
| Figure.  Projections of Sign Relation L(B)

Or maybe you meant something else?