         return new klass(attrs, options)
 
 
-    class ContextModel extends c.Backbone.Model
-        url: ->
-            if @isNew() then return super
-            return @get('_links').self.href
+    class ContextModel extends base.Model
 
         constructor: (attrs, options={}) ->
             @root = new nodes.BranchNodeModel

                else
                    @root.set(attrs, save: true)
                delete resp.json
            return resp

        save: ->
            @root.save()

define [
    '../../core'
    '../base'
    './nodes'
], (c, base, nodes) ->

    contextNodeModels =
        branch: nodes.BranchNodeModel
