Info

Code
P46
Name
is composed of
Inverse
forms part of
Domain
E18 Physical Thing
Range
E18 Physical Thing

Subs

CodeName
P56bears feature
Description

This property allows instances of E18 Physical Thing to be analysed into component elements. Component elements, since they are themselves instances of E18 Physical Thing, may be further analysed into sub-components, thereby creating a hierarchy of part decomposition. An instance of E18 Physical Thing may be shared between multiple wholes, for example two buildings may share a common wall. This property is intended to describe specific components that are individually documented, rather than general aspects. Overall descriptions of the structure of an instance of E18 Physical Thing are captured by the P3 has note property. The instances of E57 Materials of which an item of E18 Physical Thing is composed should be documented using P45 consists of (is incorporated in).