| List I (Ontology Elements) | List II (Description) | ||
| A | Concepts | 1 | links between the concepts for representing the ontology structure |
| B | Relationships | 2 | restrictions, rules, logic correspondences definitions |
| C | Functions | 3 | main formalized elements of the domain |
| D | Axioms | 4 | elements with the purpose of calculating information from the other elements |
1
A-1, B-3, C-4, D-2
2
A-3, B-1, C-2, D-4
3
A-3, B-4, C-1, D-2
4
A-3, B-1, C-4, D-2