Terms of superordinate and subordinate concepts are not to be stored in the same data record, because they denote different concepts. To enable the search by relation they point to each other by appearing in appropriate data categories --either as superordinate concepts or as subordinate data concepts -- including the kind of relation they have with the other concept (see 1.3.1.3).
Thorsten Trippel
Fri May 21 13:04:11 MET DST 1999