diff --git a/test_data/generated_test_data/ontologyR2RV2/standoffOntologyWithValueObjects.jsonld b/test_data/generated_test_data/ontologyR2RV2/standoffOntologyWithValueObjects.jsonld
index 0ee0e8d002..5f58cdf410 100644
--- a/test_data/generated_test_data/ontologyR2RV2/standoffOntologyWithValueObjects.jsonld
+++ b/test_data/generated_test_data/ontologyR2RV2/standoffOntologyWithValueObjects.jsonld
@@ -456,6 +456,97 @@
             "@type": "owl:Class",
             "@id": "standoff:StandoffCodeTag"
         },
+        {
+            "knora-api:isStandoffClass": true,
+            "rdfs:subClassOf": [
+                {
+                    "@id": "standoff:StandoffStructuralTag"
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasEnd"
+                    },
+                    "owl:cardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasEndIndex"
+                    },
+                    "owl:maxCardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasEndParent"
+                    },
+                    "owl:maxCardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasEndParentIndex"
+                    },
+                    "owl:maxCardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasOriginalXMLID"
+                    },
+                    "owl:maxCardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasStart"
+                    },
+                    "owl:cardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasStartIndex"
+                    },
+                    "owl:cardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasStartParent"
+                    },
+                    "owl:maxCardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasStartParentIndex"
+                    },
+                    "owl:maxCardinality": 1,
+                    "knora-api:isInherited": true
+                },
+                {
+                    "@type": "owl:Restriction",
+                    "owl:onProperty": {
+                        "@id": "knora-api:standoffTagHasUUID"
+                    },
+                    "owl:cardinality": 1,
+                    "knora-api:isInherited": true
+                }
+            ],
+            "rdfs:comment": "Represents a footnote in a TextValue",
+            "@type": "owl:Class",
+            "@id": "standoff:StandoffFootnoteTag"
+        },
         {
             "knora-api:isStandoffClass": true,
             "rdfs:subClassOf": [
diff --git a/webapi/src/main/resources/knora-ontologies/knora-base.ttl b/webapi/src/main/resources/knora-ontologies/knora-base.ttl
index ccbf4297ab..c2caed9f30 100644
--- a/webapi/src/main/resources/knora-ontologies/knora-base.ttl
+++ b/webapi/src/main/resources/knora-ontologies/knora-base.ttl
@@ -20,7 +20,7 @@
     rdf:type           owl:Ontology ;
     rdfs:label         "The Knora base ontology"@en ;
     :attachedToProject knora-admin:SystemProject ;
-    :ontologyVersion   "knora-base v43" .
+    :ontologyVersion   "knora-base v44" .
 
 
 #################################################################
diff --git a/webapi/src/main/resources/knora-ontologies/standoff-data.ttl b/webapi/src/main/resources/knora-ontologies/standoff-data.ttl
index 87f2fd9e58..3a9828771e 100644
--- a/webapi/src/main/resources/knora-ontologies/standoff-data.ttl
+++ b/webapi/src/main/resources/knora-ontologies/standoff-data.ttl
@@ -50,7 +50,8 @@
                                  <http://rdfh.ch/standoff/mappings/StandardMapping/elements/a05L2z3NT3iMWMn7nFqIOA>,
                                  <http://rdfh.ch/standoff/mappings/StandardMapping/elements/vncrL3zVRxiUzHyK6EE6Cw>,
                                  <http://rdfh.ch/standoff/mappings/StandardMapping/elements/niV5iI8DTVK3on2ySXvXRQ>,
-                                 <http://rdfh.ch/standoff/mappings/StandardMapping/elements/5b548e03-7ece-4ed7-858> .
+                                 <http://rdfh.ch/standoff/mappings/StandardMapping/elements/5b548e03-7ece-4ed7-858>,
+                                 <http://rdfh.ch/standoff/mappings/StandardMapping/elements/YcVF70rEMveEub0QCRKhIl>.
 
 <http://rdfh.ch/standoff/mappings/StandardMapping/elements/4b-Cx4qYQOyy9mUswmvW7g>
     a                                          knora-base:MappingElement ;
@@ -75,6 +76,16 @@
     knora-base:mappingElementRequiresSeparator true ;
     knora-base:mappingHasXMLTagname            "p"^^xsd:string .
 
+<http://rdfh.ch/standoff/mappings/StandardMapping/elements/YcVF70rEMveEub0QCRKhIl>
+    a                                          knora-base:MappingElement ;
+    knora-base:mappingHasStandoffClass         standoff:StandoffFootnoteTag ;
+    knora-base:mappingHasXMLClass              "noClass"^^xsd:string ;
+    knora-base:mappingHasXMLNamespace          "noNamespace"^^xsd:string ;
+    knora-base:mappingElementRequiresSeparator true ;
+    knora-base:mappingHasXMLTagname            "footnote"^^xsd:string .
+
+
+
 <http://rdfh.ch/standoff/mappings/StandardMapping/elements/4XIn2zgbSN-swe5PdPjogg>
     a                                          knora-base:MappingElement ;
     knora-base:mappingHasStandoffClass         standoff:StandoffItalicTag ;
diff --git a/webapi/src/main/resources/knora-ontologies/standoff-onto.ttl b/webapi/src/main/resources/knora-ontologies/standoff-onto.ttl
index cfb976f911..e615150ce4 100644
--- a/webapi/src/main/resources/knora-ontologies/standoff-onto.ttl
+++ b/webapi/src/main/resources/knora-ontologies/standoff-onto.ttl
@@ -120,6 +120,12 @@
     rdfs:subClassOf :StandoffStructuralTag ;
     rdfs:comment    "Represents a paragraph in a TextValue"@en .
 
+###  http://www.knora.org/ontology/standoff#StandoffFootnoteTag
+
+:StandoffFootnoteTag
+    rdf:type        owl:Class ;
+    rdfs:subClassOf :StandoffStructuralTag ;
+    rdfs:comment    "Represents a footnote in a TextValue"@en .
 
 ###  http://www.knora.org/ontology/standoff#StandoffHeader1Tag
 
diff --git a/webapi/src/main/scala/org/knora/webapi/package.scala b/webapi/src/main/scala/org/knora/webapi/package.scala
index 82c9853cf7..135c2d8eb7 100644
--- a/webapi/src/main/scala/org/knora/webapi/package.scala
+++ b/webapi/src/main/scala/org/knora/webapi/package.scala
@@ -14,7 +14,7 @@ package object webapi {
    * The version of `knora-base` and of the other built-in ontologies that this version of Knora requires.
    * Must be the same as the object of `knora-base:ontologyVersion` in the `knora-base` ontology being used.
    */
-  val KnoraBaseVersion: Int          = 43
+  val KnoraBaseVersion: Int          = 44
   val KnoraBaseVersionString: String = s"$versionPrefix$KnoraBaseVersion"
 
   /**