ad-trigger-rule := generator-rule &
 [ CONTEXT.RELS <! [ ARG2 handle &#h ] !>,
   FLAGS [ EQUAL < #h >,
	   TRIGGER "ad" ]].

hvort-trigger-rule := generator-rule &
 [ CONTEXT.RELS <! [ ARG2 handle &#h ] !>,
   FLAGS [ EQUAL < #h >,
	   TRIGGER "hvort" ]].