diff --git a/atlc/examples/web/Feature_Diagram/FeatureDiagram.ecore b/atlc/examples/web/Feature_Diagram/FeatureDiagram.ecore
index c67877c39562f701f069620850b15947c28e8948..89fc559565137b103b11f51c94a0abb958e5523c 100644
--- a/atlc/examples/web/Feature_Diagram/FeatureDiagram.ecore
+++ b/atlc/examples/web/Feature_Diagram/FeatureDiagram.ecore
@@ -8,12 +8,13 @@
     <eStructuralFeatures xsi:type="ecore:EAttribute" name="label" lowerBound="1" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
   </eClassifiers>
   <eClassifiers xsi:type="ecore:EClass" name="Arc">
-    <eStructuralFeatures xsi:type="ecore:EAttribute" name="r" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
+    <eStructuralFeatures xsi:type="ecore:EAttribute" name="modifier" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
     <eStructuralFeatures xsi:type="ecore:EReference" name="parent" lowerBound="1"
         eType="#//Feature"/>
     <eStructuralFeatures xsi:type="ecore:EReference" name="child" lowerBound="1" eType="#//Feature"/>
   </eClassifiers>
   <eClassifiers xsi:type="ecore:EClass" name="Alternative">
+      <eStructuralFeatures xsi:type="ecore:EAttribute" name="type" eType="ecore:EDataType http://www.eclipse.org/emf/2002/Ecore#//EString"/>
     <eStructuralFeatures xsi:type="ecore:EReference" name="arcs" ordered="false" upperBound="-1"
         eType="#//Arc">
       <eAnnotations source="http://www.eclipse.org/OCL/Collection">