| E57-CIDOC - This class is a specialization of E55 Type and comprises the concepts of materials Instances of E57 Material may denote properties of matter before its use, during its use, and as incorporated in an object, such as ultramarine powder, tempera paste, reinforced concrete |
| •owl:Thing |
| •PHILOSURFICAL-ENTITY |
| •CRM-ENTITY |
| •PERSISTENT-ITEM |
| •THING |
| •MAN-MADE-THING |
| •CONCEPTUAL-OBJECT |
| •TYPE |
| •MATERIAL |
Class(MATERIAL partial TYPE)