@prefix rdf: . @prefix ns1: . @prefix oa: . ns1:A7B6D0BC-6C26-11E9-B5EB-80FD74DC2BE9 rdf:type oa:SpecificResource . @prefix pwdr: . ns1:A7B6D0BC-6C26-11E9-B5EB-80FD74DC2BE9 pwdr:describedby , ; oa:hasSelector ; oa:hasSource .