relation
Defines the relationship between the resource
referenced by a link field
and the
content item it contains. The only
relation
value supported by the Content
Engine core is com.escenic.edit-media
.
This indicates that the resource referenced in the link field is
a binary object of some kind (an image, movie, sound file, PDF
or Word document, etc.).
Content Engine plug-ins may define other values for this element.
Syntax
<relation> text </relation>
Examples
<relation>com.escenic.edit-media</relation>