diff --git a/webapp/src/edu/cornell/mannlib/vitro/webapp/dao/jena/ObjectPropertyDaoJena.java b/webapp/src/edu/cornell/mannlib/vitro/webapp/dao/jena/ObjectPropertyDaoJena.java
index 9c38774ab..4031627d2 100644
--- a/webapp/src/edu/cornell/mannlib/vitro/webapp/dao/jena/ObjectPropertyDaoJena.java
+++ b/webapp/src/edu/cornell/mannlib/vitro/webapp/dao/jena/ObjectPropertyDaoJena.java
@@ -271,7 +271,6 @@ public class ObjectPropertyDaoJena extends PropertyDaoJena implements ObjectProp
 
     public ObjectProperty getObjectPropertyByURI(String propertyURI) {
         
-        long start = System.currentTimeMillis();
         if( propertyURI == null ) return null;
         
         OntModel ontModel = getOntModel();
@@ -279,7 +278,16 @@ public class ObjectPropertyDaoJena extends PropertyDaoJena implements ObjectProp
         
         ontModel.enterCriticalSection(Lock.READ);
         try {
-            localModel.add(ontModel.listStatements(ontModel.getResource(propertyURI), null, (RDFNode) null));
+            Resource prop = ontModel.getResource(propertyURI);
+            localModel.add(ontModel.listStatements(prop, null, (RDFNode) null));
+            StmtIterator invit = ontModel.listStatements(prop, OWL.inverseOf, (RDFNode) null);
+            while (invit.hasNext()) {
+                Statement invSit = invit.nextStatement();
+                if (invSit.getObject().isURIResource()) {
+                    Resource invProp = (Resource) invSit.getObject();
+                    localModel.add(ontModel.listStatements(invProp, null, (RDFNode) null));
+                }
+            }
             OntProperty op = localModel.getObjectProperty(propertyURI);
             return propertyFromOntProperty(op);
         } finally {
diff --git a/webapp/src/edu/cornell/mannlib/vitro/webapp/services/shortview/FakeApplicationOntologyService.java b/webapp/src/edu/cornell/mannlib/vitro/webapp/services/shortview/FakeApplicationOntologyService.java
index 8096c799c..92fcc8ae7 100644
--- a/webapp/src/edu/cornell/mannlib/vitro/webapp/services/shortview/FakeApplicationOntologyService.java
+++ b/webapp/src/edu/cornell/mannlib/vitro/webapp/services/shortview/FakeApplicationOntologyService.java
@@ -442,7 +442,7 @@ public class FakeApplicationOntologyService {
 		private static String QUERY_STRING = ""
 				+ "PREFIX obo: <http://purl.obolibrary.org/obo/> \n"
 				+ "PREFIX vcard: <http://www.w3.org/2006/vcard/ns#>  \n"
-				+ "SELECT ?uri ?pt  \n" + "WHERE {  \n"
+				+ "SELECT ?pt  \n" + "WHERE {  \n"
 				+ "    ?uri obo:ARG_2000028 ?vIndividual .  \n"
 				+ "    ?vIndividual vcard:hasTitle ?vTitle . \n"
 				+ "    ?vTitle vcard:title ?pt . \n" + "} LIMIT 1";
diff --git a/webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/SimpleReasonerSetup.java b/webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/SimpleReasonerSetup.java
index 4256de861..6d99d4c52 100644
--- a/webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/SimpleReasonerSetup.java
+++ b/webapp/src/edu/cornell/mannlib/vitro/webapp/servlet/setup/SimpleReasonerSetup.java
@@ -33,6 +33,7 @@ import edu.cornell.mannlib.vitro.webapp.reasoner.ReasonerPlugin;
 import edu.cornell.mannlib.vitro.webapp.reasoner.SimpleReasoner;
 import edu.cornell.mannlib.vitro.webapp.reasoner.SimpleReasonerTBoxListener;
 import edu.cornell.mannlib.vitro.webapp.startup.StartupStatus;
+import edu.cornell.mannlib.vitro.webapp.utils.threads.VitroBackgroundThread;
 
 public class SimpleReasonerSetup implements ServletContextListener {
 
@@ -121,7 +122,7 @@ public class SimpleReasonerSetup implements ServletContextListener {
                 simpleReasoner.recompute();
             } else if (RecomputeMode.BACKGROUND.equals(mode)) {
                 log.info("starting ABox inference recompute in a separate thread.");
-                new Thread(
+                new VitroBackgroundThread(
                         new ABoxRecomputer(
                                 simpleReasoner),"ABoxRecomputer").start();
             }    
diff --git a/webapp/src/edu/cornell/mannlib/vitro/webapp/utils/dataGetter/SparqlQueryDataGetter.java b/webapp/src/edu/cornell/mannlib/vitro/webapp/utils/dataGetter/SparqlQueryDataGetter.java
index e7ded50e9..341e2e030 100644
--- a/webapp/src/edu/cornell/mannlib/vitro/webapp/utils/dataGetter/SparqlQueryDataGetter.java
+++ b/webapp/src/edu/cornell/mannlib/vitro/webapp/utils/dataGetter/SparqlQueryDataGetter.java
@@ -148,6 +148,10 @@ public class SparqlQueryDataGetter extends DataGetterBase implements DataGetter{
 		for (String key: pageData.keySet()) {
 			merged.put(key, String.valueOf(pageData.get(key)));
 		}
+		if (log.isDebugEnabled()) {
+			log.debug("Merging request parameters " + parameterMap
+					+ " with page data " + pageData + " results in " + merged);
+		}
 		return merged;
 	}
 
@@ -161,9 +165,13 @@ public class SparqlQueryDataGetter extends DataGetterBase implements DataGetter{
 	private String bindParameters(String text, Map<String, String> merged) {
 		String bound = text;
 		for (String key : merged.keySet()) {
-			bound.replace('?' + key, '<' + merged.get(key) + '>');
+			bound = bound.replace('?' + key, '<' + merged.get(key) + '>');
+		}
+		if (log.isDebugEnabled()) {
+			log.debug("parameters: " + merged);
+			log.debug("query before binding parameters:" + text);
+			log.debug("query after binding parameters: " + bound);
 		}
-		log.debug("query after binding parameters: " + bound);
 		return bound;
 	}
 
diff --git a/webapp/src/edu/cornell/mannlib/vitro/webapp/web/templatemodels/individual/GroupedPropertyList.java b/webapp/src/edu/cornell/mannlib/vitro/webapp/web/templatemodels/individual/GroupedPropertyList.java
index a009847c9..3c61f3b0b 100644
--- a/webapp/src/edu/cornell/mannlib/vitro/webapp/web/templatemodels/individual/GroupedPropertyList.java
+++ b/webapp/src/edu/cornell/mannlib/vitro/webapp/web/templatemodels/individual/GroupedPropertyList.java
@@ -300,21 +300,26 @@ public class GroupedPropertyList extends BaseTemplateModel {
             return false;
         }
         for (ObjectProperty op : opList) {
-            if (op.getURI() != null && op.getURI().equals(pi.getPropertyURI())) {
-                if(op.getDomainVClassURI() == null) {
-                    if(pi.getDomainClassURI() == null) {
-                        return true;   
-                    }
-                } else if (op.getDomainVClassURI().equals(pi.getDomainClassURI())) {
-                    return true;
+            boolean uriMatches = (op.getURI() != null 
+                    && op.getURI().equals(pi.getPropertyURI()));
+            boolean domainMatches = false;
+            boolean rangeMatches = false;
+            if(op.getDomainVClassURI() == null) {
+                if(pi.getDomainClassURI() == null) {
+                    domainMatches = true;   
                 }
-                if(op.getRangeVClassURI() == null) {
-                    if (pi.getDomainClassURI() == null) {
-                        return true;
-                    }
-                } else if (op.getRangeVClassURI().equals(pi.getRangeClassURI())) {
-                    return true;
+            } else if (op.getDomainVClassURI().equals(pi.getDomainClassURI())) {
+                domainMatches = true;
+            }
+            if(op.getRangeVClassURI() == null) {
+                if (pi.getDomainClassURI() == null) {
+                    rangeMatches = true;
                 }
+            } else if (op.getRangeVClassURI().equals(pi.getRangeClassURI())) {
+                rangeMatches = true;
+            }
+            if (uriMatches && domainMatches && rangeMatches) {
+                return true;
             }
         }
         return false;