http://www.vizrt.com/types/relation/home-section
This link relation identifies a link to a content item's home section. Links of this type occur in entry resources representing content items.
The following example shows a link of this type:
<entry> ... <link rel="http://www.vizrt.com/type/relation/home-section" href="http://host-ip-address/webservice/escenic/section/4" title="New Articles" type="application/atom+xml; type=entry"/> ... </entry>