anchor.diff:            r.text(60 + 30, 40 + 20, model.name)
           )
         };
  +      model_widget.graphic[0].data('set', model_widget.graphic)
  +      model_widget.graphic[0].drag(move, start);
  +      addRelationships(model_widget);
   
         model_widgets.push(model_widget);
       }
  
positive.code:   }
  
    var model_widgets = [];
  
    $('.model').click(function(ev) {
      console.log('Adding model with id ' + $(ev.target).attr('data-model-id'));
  
negative.code:       };
        model_widget.graphic[0].data('set', model_widget.graphic)
        model_widget.graphic[0].drag(move, start);
        addRelationships(model_widget);
  
        model_widgets.push(model_widget);
      });
  