http://www.vizrt.com/types/relation/merge

This link relation identifies a link that can be used to merge two or more tags. Links of this type occur in resources representing tags.

The following example shows a link of this type:

<entry>
  ...
  <link rel="http://www.vizrt.com/types/relation/merge"
        href="http://host-ip-address/webservice/escenic/classification/merge>
  ...
</entry>