#6 update

OntoMetadataShape4TS.ttl

@@ -81,15 +81,15 @@ ontometa4ts:OntologyMetadataShape a sh:NodeShape ;
         sh:severity sh:Warning;
         sh:minCount 1 ;
         sh:maxCount 1 ;
-        sh:message """The ontology does not declare its preferred prefix. Please provide it if known.\nIt must not contain hyphens or other special characters and should be written in lowercase.\nRecommended property: \"http://purl.org/vocab/vann/preferredNamespacePrefix\""""@en ;
+        sh:message """The ontology does not declare its preferred prefix. Please provide it if known.\nIt must not contain hyphens or other special characters and should be written in lowercase.\nRecommended property: http://purl.org/vocab/vann/preferredNamespacePrefix"""@en ;
         sh:name "Preferred ontology prefix/ acronym"@en ;
     ] ;
 
     sh:property [
         sh:path [sh:alternativePath (<http://purl.org/vocab/vann/preferredNamespacePrefix> <https://w3id.org/mod#acronym>)];
         sh:severity sh:Info ;
         sh:datatype xsd:string ;
-        sh:message """The ontology should declare its preferred namespace prefix or acronym as an xsd:string.\nRecommended property: \"http://purl.org/vocab/vann/preferredNamespacePrefix\"\nExample statement (text/turtle): <https://www.purl.org/SomeOntology> vann:preferredNamespacePrefix \"so\"^^xsd:string ."""@en ;
+        sh:message """The ontology should declare its preferred namespace prefix or acronym as an xsd:string.\nRecommended property: http://purl.org/vocab/vann/preferredNamespacePrefix\nExample statement (text/turtle): <https://www.purl.org/SomeOntology> vann:preferredNamespacePrefix \"so\"^^xsd:string ."""@en ;
         sh:name "Preferred ontology prefix/ acronym - datatype"@en ;
     ] ;