diff --git a/examples/COVIDCase.ttl b/examples/COVIDCase.ttl
index 11b043ee6133178c5937c7b00ecf99413f418254..c1dcca159099bcc3e6acbc979763714369c76ae7 100644
--- a/examples/COVIDCase.ttl
+++ b/examples/COVIDCase.ttl
@@ -7,7 +7,7 @@
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix vann: <http://purl.org/vocab/vann/> .
 @prefix voaf: <http://purl.org/vocommons/voaf#> .
-@prefix saref: <https://saref.etsi.org/core/v3.1.1/> .
+@prefix saref: <https://saref.etsi.org/saref/core/> .
 @prefix s4ehaw: <https://saref.etsi.org/saref4ehaw/> .
 @prefix s4envi: <https://saref.etsi.org/saref4envi/> .
 @prefix s4wear: <https://saref.etsi.org/saref4wear/> .
@@ -159,13 +159,13 @@ s4ehawInst:AlertForHosp rdf:type owl:NamedIndividual ,
                                  s4ehaw:supports s4ehaw:SMS .
 
 
-###  https://saref.etsi.org/saref4ehaw/Armpit
-s4ehaw:Armpit rdf:type owl:NamedIndividual ,
+###  https://saref.etsi.org/saref4ehaw/armpitlocation
+s4ehaw:armpitLocation rdf:type owl:NamedIndividual ,
                        s4ehaw:BodySurfaceLocation .
 
 
-###  https://saref.etsi.org/saref4ehaw/Azma
-s4ehaw:Azma rdf:type owl:NamedIndividual ,
+###  https://saref.etsi.org/saref4ehaw/asthma
+s4ehaw:asthma rdf:type owl:NamedIndividual ,
                      s4ehaw:ChronicDisease .
 
 
@@ -201,7 +201,7 @@ s4ehawInst:BobBodyTemp1 rdf:type owl:NamedIndividual ,
 s4ehawInst:BobBodyThermo rdf:type owl:NamedIndividual ,
                                   s4ehaw:HealthSensor ;
                                   s4ehaw:hasDeviceType s4ehawInst:TuckyThermometer ;
-                                  s4ehaw:hasLocation s4ehaw:Armpit ;
+                                  s4ehaw:hasLocation s4ehaw:armpitLocation ;
                                   s4ehaw:isAttachedTo s4ehawInst:Bob ;
                                   s4ehaw:hasFunction s4ehawInst:BodyThermometer .
 
@@ -230,7 +230,7 @@ s4ehawInst:BobRespMeas1 rdf:type owl:NamedIndividual ,
 s4ehawInst:BobScanWatch rdf:type owl:NamedIndividual ,
                                  s4ehaw:HealthWearable ;
                                  s4ehaw:hasDeviceType s4ehawInst:Withings_ScanWatch ;
-                                 s4ehaw:hasLocation s4ehaw:Wrist ;
+                                 s4ehaw:hasLocation s4ehaw:wristLocation ;
                                  s4ehaw:isAttachedTo s4ehawInst:Bob ;
                                  s4ehaw:consistsOf s4ehawInst:BobScanWatchAltimeter ,
                                                    s4ehawInst:BobScanWatchBloodPressureSens ,
@@ -308,7 +308,7 @@ s4ehawInst:BodyTemperature rdf:type owl:NamedIndividual ,
 s4ehawInst:BodyThermometer rdf:type owl:NamedIndividual ,
                                     s4ehaw:MeasurementFunction ;
                                     s4ehaw:hasData s4ehawInst:BodyTemperature ;
-                                    s4ehaw:uom s4ehaw:degreeCelcius .
+                                    s4ehaw:uom s4ehaw:degreeCelsius .
 
 
 ###  https://saref.etsi.org/saref4ehaw/Diabetes
@@ -439,8 +439,8 @@ s4ehaw:bpm rdf:type owl:NamedIndividual ,
                     saref:UnitOfMeasure .
 
 
-###  https://saref.etsi.org/saref4ehaw/degreeCelcius
-s4ehaw:degreeCelcius rdf:type owl:NamedIndividual ,
+###  https://saref.etsi.org/saref4ehaw/degreeCelsius
+s4ehaw:degreeCelsius rdf:type owl:NamedIndividual ,
                               saref:UnitOfMeasure .