diff --git a/rdf/tbox/filegraph/appControls-temp.n3 b/rdf/tbox/filegraph/appControls-temp.n3
index 0f9af29f..ef20a291 100644
--- a/rdf/tbox/filegraph/appControls-temp.n3
+++ b/rdf/tbox/filegraph/appControls-temp.n3
@@ -59,4 +59,9 @@ foaf:Person
               [ a       owl:Restriction ;
                 owl:someValuesFrom <http://www.w3.org/2006/vcard/ns#Individual> ;
                 owl:onProperty <http://purl.obolibrary.org/obo/ARG_2000028>
+              ] ;
+      rdfs:subClassOf
+              [ a       owl:Restriction ;
+                owl:onProperty <http://vivoweb.org/ontology/core#hasResearchArea> ;
+                owl:allValuesFrom <http://www.w3.org/2004/02/skos/core#Concept> 
               ] .
diff --git a/rdf/tbox/filegraph/object-properties.owl b/rdf/tbox/filegraph/object-properties.owl
index 0b9c619b..0f0b4946 100644
--- a/rdf/tbox/filegraph/object-properties.owl
+++ b/rdf/tbox/filegraph/object-properties.owl
@@ -2095,6 +2095,22 @@ there is a measurement process p that has specified output m, a measurement datu
         <owl:inverseOf rdf:resource="http://vivoweb.org/ontology/core#roleContributesTo"/>
     </owl:ObjectProperty> 
 
+    <!-- http://vivoweb.org/ontology/core#hasResearchArea -->
+
+    <owl:ObjectProperty rdf:about="http://vivoweb.org/ontology/core#hasResearchArea">
+        <rdfs:label xml:lang="en-us">research areas</rdfs:label>
+        <rdfs:subPropertyOf rdf:resource="http://vivoweb.org/ontology/core#hasAssociatedConcept"/>
+        <owl:inverseOf rdf:resource="http://vivoweb.org/ontology/core#researchAreaOf"/>
+    </owl:ObjectProperty>
+
+     <!-- http://vivoweb.org/ontology/core#researchAreaOf -->
+
+    <owl:ObjectProperty rdf:about="http://vivoweb.org/ontology/core#researchAreaOf">
+        <rdfs:label xml:lang="en-us">research area of</rdfs:label>
+        <rdfs:subPropertyOf rdf:resource="http://vivoweb.org/ontology/core#conceptAssociatedWith"/>
+    </owl:ObjectProperty>
+
+
 <!-- Generated by the OWL API (version 3.3.1957) http://owlapi.sourceforge.net -->
 
 </rdf:RDF>