<base_category_list>
 <portal_type id="Account Module">
  <item>business_application</item>
 </portal_type>
 <portal_type id="Account Type Constraint Line">
  <item>account_type</item>
  <item>gap</item>
 </portal_type>
 <portal_type id="Accounting Transaction Module">
  <item>business_application</item>
 </portal_type>
 <portal_type id="Internal Invoice Transaction">
  <item>specialise</item>
 </portal_type>
</base_category_list>