anchor.diff:                          name="convert-group"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
  +            <xs:element type="map:containerElementTypeType"
  +                        name="containerElementType"
  +                        minOccurs="0"
  +                        maxOccurs="unbounded"/>
               <xs:element type="map:constraintType"
                           name="constraint"
                           minOccurs="0"
  
positive.code:                         name="convert-group"
                          minOccurs="0"
                          maxOccurs="unbounded"/>
              <xs:element type="map:constraintType"
                          name="constraint"
                          minOccurs="0"
  
negative.code:                         name="convert-group"
                          minOccurs="0"
                          maxOccurs="unbounded"/>
              <xs:element type="map:containerElementTypeType"
                          name="containerElementType"
                          minOccurs="0"
                          maxOccurs="unbounded"/>
              <xs:element type="map:constraintType"
                          name="constraint"
                          minOccurs="0"
  