| ISA | INVERSE-SOCIAL-OBJECT-RELATION |
| SUBCLASSES | WORKS-IN |
| DESCENDANTS | WORKS-IN |
| ANCESTORS | ALL INVERSE-OBJECT-RELATION INVERSE-SOCIAL-OBJECT-RELATION PROPERTY RELATION |
| INHERITED RELATIONS | DOMAIN : OBJECT (from PROPERTY) EVENT (from PROPERTY) RANGE : OBJECT (from RELATION) EVENT (from RELATION) |