ummarized as follows (where the indentations indicate subclass-of
&gt; relations).
&gt;
&gt; Entity
&gt; Physical
&gt; Object
&gt; Process
&gt; Relation
&gt; Abstract
&gt; Set
&gt; Proposition
&gt; Quantity
&gt; Attribute
&gt;
&gt; I invite everyone to examine these concepts and the ones subsumed by them
in
&gt; our ontology browser (<A  HREF="http://ontology.teknowledge.com/rsigma/">http://ontology.teknowledge.com/rsigma/</A>).
&gt;
&gt; Aside from paring down the high-level structure of the Merged Ontolog