e in the text box
"Object Name", the click on the button "Add Object" to add this new object
to the sort tree.</tt></li>

<li>
<tt>Repeat above procedure to create 3 sorts: bag, thing, place. Under
sort "bag", there are two objects defined as "briefcase" and "suitcase".
Define 3 objects for sort "thing": "cheque", "suit", and "dictionary".
Two objects "home" and "office" for sort "place".</tt></li>

<li>
<tt>sorts/objects can be moved to the other branches in the tree window
by drag and drop.</tt></li>

<li