Work in progress

<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:owl="http://www.w3.org/2002/07/owl#"
    xmlns:j.0="http://www.w3.org/ns/shacl#"
    xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema#" > 
  <rdf:Description rdf:about="http://qudt.org/schema/qudt/DateTimeStringEncodingType-allowedPattern">
    <rdf:type rdf:resource="http://www.w3.org/ns/shacl#PropertyShape"/>
    <j.0:path rdf:resource="http://qudt.org/schema/qudt/allowedPattern"/>
    <j.0:datatype rdf:resource="http://www.w3.org/2001/XMLSchema#string"/>
  </rdf:Description>
</rdf:RDF>

@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://qudt.org/schema/qudt/DateTimeStringEncodingType-allowedPattern>
  rdf:type <http://www.w3.org/ns/shacl#PropertyShape> ;
  <http://www.w3.org/ns/shacl#path> <http://qudt.org/schema/qudt/allowedPattern> ;
  <http://www.w3.org/ns/shacl#datatype> xsd:string ;
.

{"resource":"DateTimeStringEncodingType-allowedPattern" 
 ,"qname":"qudt:DateTimeStringEncodingType-allowedPattern" 
 ,"uri":"http:\/\/qudt.org\/schema\/qudt\/DateTimeStringEncodingType-allowedPattern" 
 ,"properties":["datatype":"xsd:string" 
    ,"path":"qudt:allowedPattern" 
    ,"type":"sh:PropertyShape" 
    ]}

{
  "@id" : "http://qudt.org/schema/qudt/DateTimeStringEncodingType-allowedPattern",
  "@type" : "http://www.w3.org/ns/shacl#PropertyShape",
  "datatype" : "xsd:string",
  "path" : "http://qudt.org/schema/qudt/allowedPattern",
  "@context" : {
    "path" : {
      "@id" : "http://www.w3.org/ns/shacl#path",
      "@type" : "@id"
    },
    "datatype" : {
      "@id" : "http://www.w3.org/ns/shacl#datatype",
      "@type" : "@id"
    },
    "rdf" : "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
    "owl" : "http://www.w3.org/2002/07/owl#",
    "xsd" : "http://www.w3.org/2001/XMLSchema#",
    "rdfs" : "http://www.w3.org/2000/01/rdf-schema#"
  }
}