diff --git a/nie/nie.trig b/nie/nie.trig
index 4212d41..223a2b3 100644
--- a/nie/nie.trig
+++ b/nie/nie.trig
@@ -374,6 +374,26 @@ nie: {nie:characterSet
           rdfs:domain nie:DataObject ;
           rdfs:label "url" ;
           rdfs:range rdfs:Resource .
+
+    nie:StoredDataObject
+          a rdfs:Class ;
+          rdfs:label "stored data object" ;
+          rdfs:comment "A stored data object does only live in the database using nie:textContent or nie:binaryContent to store its data." ;
+          rdfs:subClassOf nie:DataObject .
+
+    nie:textData
+          a rdf:Property ;
+          rdfs:label "text data" ;
+          rdfs:comment "Stores the text content of a data object as opposed to binaryData." ;
+          rdfs:domain nie:StoredDataObject ;
+          rdfs:range xsd:string .
+
+    nie:binaryData
+          a rdf:Property ;
+          rdfs:label "binary data" ;
+          rdfs:comment "Stores the binary content of a data object as opposed to textData." ;
+          rdfs:domain nie:StoredDataObject ;
+          rdfs:range xsd:base64Binary .
 }
 
 <http://www.semanticdesktop.org/ontologies/2007/01/19/nie_metadata#> {nie:  a       nrl:Ontology ;
@@ -382,10 +402,10 @@ nie: {nie:characterSet
                   "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#" ;
           nao:hasDefaultNamespaceAbbreviation
                   "nie" ;
-          nao:lastModified "2009-11-12T07:45:58Z" ;
+          nao:lastModified "2010-09-19T07:45:58Z" ;
           nao:status "Unstable" ;
           nao:updatable "0 " ;
-          nao:version "Revision-9" .
+          nao:version "Revision-10" .
 
     <http://www.semanticdesktop.org/ontologies/2007/01/19/nie_metadata#>
           a       nrl:GraphMetadata ;