collection
This link relation is defined in http://www.ietf.org/rfc/rfc6573.txt.
It is used by the Content Store web service to represent the relationship between a list or in-box item and its owning list or in-box.
The following example shows a list item's list pool handle, which
contains a collection
link to the parent list pool.
<entry xmlns="http://www.w3.org/2005/Atom"> <id>http://host-ip-address/webservice/escenic/list-pool/handle/583347</id> <title type="text">(type=1 ,id=204697 ,pubId=-1)</title> ... <link rel="collection" href="http://host-ip-address/webservice/escenic/list-pool/423" type="text/uri-list"/> </entry>