anchor.diff:    ;;
     ;; This class option would effectively denote a packagedElement
     ;; definition for the defining class.
  -  (:cname "UML:Class")
  +  (:qname "UML:Class")
   
     ;; "uml" in the following item denotes the namespace URI assigned
     ;; to the prefix "uml"
  
positive.code:     :attribute-p t
      :local-name "name"
      :initarg :name
      :type simple-string ;; fixme: NCName
      :accessor named-element-name)
     (namespace
      ;; not directly encoded in XMI, rather derived from when a
  
negative.code:   (:metaclass metamodel-stub-class)
    (:model *boostrap-model*)
    (:model-metaclass "uml:Class")
    (:qname "UML:Classifier")
    (:is-abstract t))
  
  
  