key |
xs:string |
|
|
optional |
|
provides an externally-defined means of identifying the entity (or
entities) being named, using a coded value of some kind. |
|
nymRef |
restriction of list of xs:anyURI |
|
|
optional |
|
(reference to the canonical name) provides a means of locating the
canonical form (nym) of the names associated with the object named by the element bearing
it. |
|
ref |
restriction of list of xs:anyURI |
|
|
optional |
|
(reference) provides an explicit means of locating a full definition or
identity for the entity being named by means of one or more URIs. |
|
role |
restriction of list of restriction of xs:token |
|
|
optional |
|
may be used to specify further information about the entity referenced by
this name in the form of a set of whitespace-separated values, for example the occupation
of a person, or the status of a place. |
|