ajordomo.ieee.org">owner-ontology@majordomo.ieee.org</A></li>
</ul>
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<PRE>

JA: |          Z
    |          o
    |          |\
    |          | \
    |          |  \
    |          |   \
    |          |    \  Rule
    |          |     \
    |          |      \
    |          | A   &gt; \
    |          |  \ /   \
    |    Fact  | &lt;-¤-D   o Y
    |          |  / \   /
    |          | I   &