OntoME

Subclass of:

• Thing

Superclass of:

• E2 Temporal Entity
• E52 Time-Span
• E53 Place
• E54 Dimension
• E77 Persistent Item
• E92 Spacetime Volume
• SP3 Reference Space
• S15 Observable Entity

Scope note:

This class comprises all things in the universe of discourse of the CIDOC Conceptual Reference Model. It is an abstract concept providing for three general properties: 1. Identification by name or appellation, and in particular by a preferred identifier 2. Classification by type, allowing further refinement of the specific subclass an instance belongs to 3. Attachment of free text for the expression of anything not captured by formal properties With the exception of E59 Primitive Value, all other classes within the CRM are directly or indirectly specialisations of E1 CRM Entity.

Examples:

• the earthquake in Lisbon 1755 (E5)

In First Order Logic:

• E1(x) ⊃ Thing(x)

Outgoing properties:

• P1 is identified by → E41 Appellation
• P137 exemplifies → E55 Type
• P2 has type → E55 Type
• P3 has note → E62 String
• P48 has preferred identifier → E42 Identifier

Incoming properties:

• E7 Activity → P15 was influenced by
• E7 Activity → P17 was motivated by
• E13 Attribute Assignment → P140 assigned attribute to
• E13 Attribute Assignment → P141 assigned
• E16 Measurement → P39 measured
• E17 Type Assignment → P41 classified
• E24 Physical Man-Made Thing → P62 depicts
• E31 Document → P70 documents
• E32 Authority Document → P71 lists
• E36 Visual Item → P138 represents
• E83 Type Creation → P136 was based on
• E89 Propositional Object → P129 is about
• E89 Propositional Object → P67 refers to