diff --git a/openbis-ipad/BisKit/Classes/persistent-data-model.xcdatamodeld/persistent-data-model.xcdatamodel/contents b/openbis-ipad/BisKit/Classes/persistent-data-model.xcdatamodeld/persistent-data-model.xcdatamodel/contents
index f08a2c87cececb846b03c216c8289bc98f0851a1..b4b2370f4ed2b3bdea0660503584465115cc8798 100644
--- a/openbis-ipad/BisKit/Classes/persistent-data-model.xcdatamodeld/persistent-data-model.xcdatamodel/contents
+++ b/openbis-ipad/BisKit/Classes/persistent-data-model.xcdatamodeld/persistent-data-model.xcdatamodel/contents
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<model name="" userDefinedModelVersionIdentifier="" type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="1810" systemVersion="11G56" minimumToolsVersion="Xcode 4.3" macOSVersion="Automatic" iOSVersion="Automatic">
+<model name="" userDefinedModelVersionIdentifier="" type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="1811" systemVersion="11G56" minimumToolsVersion="Xcode 4.3" macOSVersion="Automatic" iOSVersion="Automatic">
     <entity name="CISDOBIpadEntity" representedClassName="CISDOBIpadEntity" syncable="YES">
         <attribute name="childrenPermIds" optional="YES" transient="YES" syncable="YES"/>
         <attribute name="childrenPermIdsJson" optional="YES" attributeType="String" indexed="YES" syncable="YES"/>
@@ -13,7 +13,7 @@
         <attribute name="summary" optional="YES" attributeType="String" syncable="YES"/>
         <attribute name="summaryHeader" optional="YES" attributeType="String" syncable="YES"/>
     </entity>
-    <fetchRequest name="PermIdFetch" entity="CISDOBIpadEntity" predicateString="permId in PERM_ID"/>
+    <fetchRequest name="EntitiesByPermIds" entity="CISDOBIpadEntity" predicateString="permId IN $PERM_IDS" fetchBatchSize="20"/>
     <elements>
         <element name="CISDOBIpadEntity" positionX="160" positionY="192" width="128" height="210"/>
     </elements>
diff --git a/openbis-ipad/BisKit/Tests/CISDOBIpadEntityTest.m b/openbis-ipad/BisKit/Tests/CISDOBIpadEntityTest.m
index 215e83719a436489cbcbfacf2c32d7a2c804600f..4773ebc669c549c4e1bb396af6bfeb06bdc0e715 100644
--- a/openbis-ipad/BisKit/Tests/CISDOBIpadEntityTest.m
+++ b/openbis-ipad/BisKit/Tests/CISDOBIpadEntityTest.m
@@ -111,6 +111,26 @@ NSManagedObjectContext* GetDatabaseManagedObjectContext(NSURL* storeURL, NSError
     STAssertEquals([elements count], count, @"%llu in db != %llu from server", [elements count], count);
 }
 
+- (void)checkFindingChildren
+{
+	NSError* error;
+	NSFetchRequest* request = [[NSFetchRequest alloc] init];
+	NSEntityDescription* entity = [NSEntityDescription entityForName: @"CISDOBIpadEntity" inManagedObjectContext: _moc];
+	[request setEntity: entity];
+	NSArray* allEntities = [_moc executeFetchRequest: request error: &error];
+    
+    NSManagedObjectModel *model = [entity managedObjectModel];
+    for (CISDOBIpadEntity *entity in allEntities) {
+        if ([entity.childrenPermIds count] > 0) {
+            NSDictionary *fetchVariables = [NSDictionary dictionaryWithObject: entity.childrenPermIds forKey: @"PERM_IDS"];
+            request = [model fetchRequestFromTemplateWithName: @"EntitiesByPermIds" substitutionVariables: fetchVariables];
+            NSArray *children = [_moc executeFetchRequest: request error: &error];
+            STAssertTrue([entity.childrenPermIds count] == [children count], @"Entity children %@ should resolve correctly. Found instead the following %@", entity.childrenPermIds, children);
+        }
+    }
+
+}
+
 - (void)testPersistEntities
 {
     CISDOBAsyncCall *call;
@@ -127,6 +147,9 @@ NSManagedObjectContext* GetDatabaseManagedObjectContext(NSURL* storeURL, NSError
     
     // Check that the cardnality is equal
     [self checkEntityCardnalityEquals: [_callResult count]];
+    
+    // Check that the children could be found
+    [self checkFindingChildren];
 }
 
 @end
diff --git a/openbis-ipad/Research/BisMac.xcodeproj/project.pbxproj b/openbis-ipad/Research/BisMac.xcodeproj/project.pbxproj
index b19d40381e5e0a83b2f636e35b51de7ec91af075..658599a7cd936bf15e3d076677cb9b5bd8b57f8f 100644
--- a/openbis-ipad/Research/BisMac.xcodeproj/project.pbxproj
+++ b/openbis-ipad/Research/BisMac.xcodeproj/project.pbxproj
@@ -228,8 +228,8 @@
 				36F71E541619837800C87277 /* JSON-RPC */,
 				3649C8A815EBB2950019AC55 /* CISDOBConnection.h */,
 				3649C8A915EBB2950019AC55 /* CISDOBConnection.m */,
-				3680B1321611B5CE008BA207 /* CISDOBIpadService.h */,
 				3680B1331611B5CE008BA207 /* CISDOBIpadService.m */,
+				3680B1321611B5CE008BA207 /* CISDOBIpadService.h */,
 				36F71E4A1619829300C87277 /* persistent-data-model.xcdatamodeld */,
 				36F71E4D1619834600C87277 /* CISDOBIpadEntity.h */,
 				36F71E4E1619834600C87277 /* CISDOBIpadEntity.m */,
diff --git a/openbis-ipad/Research/BisMac.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate b/openbis-ipad/Research/BisMac.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate
index 6dff5053f692a7a671321afd787f555928ad93d8..070c80643e794250391abfbf6943e513af08e9e1 100644
Binary files a/openbis-ipad/Research/BisMac.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate and b/openbis-ipad/Research/BisMac.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/openbis-ipad/openBIS/openBIS.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate b/openbis-ipad/openBIS/openBIS.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate
index 9261d51fcf9f3ee213e8be9704a8071395f7fc87..e43897e02c1446c33bdd241035ba712e98591e3d 100644
Binary files a/openbis-ipad/openBIS/openBIS.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate and b/openbis-ipad/openBIS/openBIS.xcodeproj/project.xcworkspace/xcuserdata/cramakri.xcuserdatad/UserInterfaceState.xcuserstate differ