elect it from the list, then click on
the "Delete" button.</tt></li>

<li>
<tt>To rename a predicate, first select the proper predicate to bring it's
content to the edit window. Gently left click on the node once, the predicate
name node will be changed to the editable mode. Press return when the edit
is complete to update the predicate.</tt></li>

<li>
<tt>To delete a predicate argument/member select the predicate to bring
it's content to the edit window. Select the member to be deleted then right
click to