@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix this: <http://purl.org/np/RAvUx0S9jrySHSJ3QGfWxdgXzmf0_bZyQZ08-2rv6-ycA> .
@prefix sub: <http://purl.org/np/RAvUx0S9jrySHSJ3QGfWxdgXzmf0_bZyQZ08-2rv6-ycA#> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix pav: <http://purl.org/pav/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix nt: <https://w3id.org/np/o/ntemplate/> .
@prefix npx: <http://purl.org/nanopub/x/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix orcid: <https://orcid.org/> .
@prefix prov: <http://www.w3.org/ns/prov#> .

sub:Head {
  this: a np:Nanopublication;
    np:hasAssertion sub:assertion;
    np:hasProvenance sub:provenance;
    np:hasPublicationInfo sub:pubinfo .
}

sub:assertion {
  dct:accessRights rdfs:label "has access right" .
  
  dct:description rdfs:label "has the description" .
  
  dct:issued rdfs:label "was published on" .
  
  dct:language rdfs:label "has language" .
  
  dct:license rdfs:label "has the license" .
  
  dct:title rdfs:label "has the title" .
  
  sub:accessrights a nt:GuidedChoicePlaceholder;
    rdfs:label "access rights URI";
    nt:possibleValue <https://schema.org/conditionsOfAccess>, <https://schema.org/publicAccess> .
  
  sub:assertion a nt:AssertionTemplate;
    rdfs:label "Describing a knowledge graph";
    nt:hasStatement sub:st01, sub:st02, sub:st03, sub:st05, sub:st06, sub:st08, sub:st09,
      sub:st10, sub:st11, sub:st12, sub:st13, sub:st14, sub:st15, sub:st16, sub:st17, sub:st18;
    nt:hasTag "Datasets" .
  
  sub:description a nt:LongLiteralPlaceholder .
  
  sub:distribution a nt:UriPlaceholder;
    rdfs:label "URL of distribution" .
  
  sub:endpoint a nt:UriPlaceholder;
    rdfs:label "SPARQL endpoint URL" .
  
  sub:homepageurl a nt:UriPlaceholder;
    rdfs:label "page providing minimal information" .
  
  sub:keyword a nt:LiteralPlaceholder;
    rdfs:label "keyword" .
  
  sub:kg a nt:UriPlaceholder;
    rdfs:label "URI of the knowledge graph" .
  
  sub:language a nt:LiteralPlaceholder;
    rdfs:label "language" .
  
  sub:license a nt:GuidedChoicePlaceholder;
    rdfs:label "the license";
    nt:possibleValue <https://creativecommons.org/licenses/by-nc-sa/4.0/>, <https://creativecommons.org/licenses/by-nc/4.0/>,
      <https://creativecommons.org/licenses/by-sa/4.0/>, <https://creativecommons.org/licenses/by/4.0/> .
  
  sub:metagraphimage a nt:UriPlaceholder;
    rdfs:label "illustration of the graph connectivity" .
  
  sub:publication a nt:UriPlaceholder .
  
  sub:publisheddate rdfs:label "date of publication" .
  
  sub:st01 rdf:object <https://www.wikidata.org/entity/Q33002955>;
    rdf:predicate rdf:type;
    rdf:subject sub:kg .
  
  sub:st02 a nt:RepeatableStatement;
    rdf:object sub:title;
    rdf:predicate dct:title;
    rdf:subject sub:kg .
  
  sub:st03 rdf:object sub:description;
    rdf:predicate dct:description;
    rdf:subject sub:kg .
  
  sub:st05 a nt:OptionalStatement, nt:RepeatableStatement;
    rdf:object sub:homepageurl;
    rdf:predicate foaf:page;
    rdf:subject sub:kg .
  
  sub:st06 a nt:OptionalStatement;
    rdf:object sub:publication;
    rdf:predicate <https://schema.org/publication>;
    rdf:subject sub:kg .
  
  sub:st08 a nt:OptionalStatement;
    rdf:object sub:endpoint;
    rdf:predicate <http://www.w3.org/ns/sparql-service-description#endpoint>;
    rdf:subject sub:kg .
  
  sub:st09 a nt:OptionalStatement;
    rdf:object sub:license;
    rdf:predicate dct:license;
    rdf:subject sub:kg .
  
  sub:st10 a nt:OptionalStatement, nt:RepeatableStatement;
    rdf:object sub:topic;
    rdf:predicate <http://www.w3.org/ns/dcat#theme>;
    rdf:subject sub:kg .
  
  sub:st11 rdf:object sub:publisheddate;
    rdf:predicate dct:issued;
    rdf:subject sub:kg .
  
  sub:st12 a nt:RepeatableStatement;
    rdf:object sub:vocabulary;
    rdf:predicate <http://rdfs.org/ns/void#vocabulary>;
    rdf:subject sub:kg .
  
  sub:st13 a nt:OptionalStatement, nt:RepeatableStatement;
    rdf:object sub:metagraphimage;
    rdf:predicate foaf:depiction;
    rdf:subject sub:kg .
  
  sub:st14 a nt:RepeatableStatement;
    rdf:object sub:distribution;
    rdf:predicate <http://www.w3.org/ns/dcat#distribution>;
    rdf:subject sub:kg .
  
  sub:st15 rdf:object sub:version;
    rdf:predicate pav:version;
    rdf:subject sub:kg .
  
  sub:st16 a nt:RepeatableStatement;
    rdf:object sub:keyword;
    rdf:predicate <http://www.w3.org/ns/dcat#keyword>;
    rdf:subject sub:kg .
  
  sub:st17 a nt:RepeatableStatement;
    rdf:object sub:language;
    rdf:predicate dct:language;
    rdf:subject sub:kg .
  
  sub:st18 rdf:object sub:accessrights;
    rdf:predicate dct:accessRights;
    rdf:subject sub:kg .
  
  sub:title a nt:LiteralPlaceholder;
    rdfs:label "title of the knowledge graph" .
  
  sub:topic a nt:GuidedChoicePlaceholder;
    rdfs:label "the topic";
    nt:possibleValuesFromApi "https://www.wikidata.org/w/api.php?action=wbsearchentities&language=en&format=json&limit=5&search=" .
  
  sub:version a nt:LiteralPlaceholder;
    rdfs:label "version of the knowledge graph" .
  
  sub:vocabulary a nt:UriPlaceholder;
    rdfs:label "used vocabulary" .
  
  pav:version rdfs:label "has version" .
  
  <http://rdfs.org/ns/void#vocabulary> rdfs:label "uses vocabulary" .
  
  rdf:type rdfs:label "is a" .
  
  <http://www.w3.org/ns/dcat#distribution> rdfs:label "has distribution" .
  
  <http://www.w3.org/ns/dcat#keyword> rdfs:label "has keyword" .
  
  <http://www.w3.org/ns/dcat#theme> rdfs:label "has theme" .
  
  <http://www.w3.org/ns/sparql-service-description#endpoint> rdfs:label "has SPARQL endpoint" .
  
  foaf:depiction rdfs:label "has meta graph" .
  
  foaf:page rdfs:label "has the homepage URL" .
  
  <https://creativecommons.org/licenses/by-nc-sa/4.0/> rdfs:label "CC BY-NC-SA 4.0" .
  
  <https://creativecommons.org/licenses/by-nc/4.0/> rdfs:label "CC BY-NC 4.0" .
  
  <https://creativecommons.org/licenses/by-sa/4.0/> rdfs:label "CC BY-SA 4.0" .
  
  <https://creativecommons.org/licenses/by/4.0/> rdfs:label "CC BY 4.0" .
  
  <https://schema.org/publication> rdfs:label "has publication" .
  
  <https://www.wikidata.org/entity/Q33002955> rdfs:label "knowledge graph" .
}

sub:provenance {
  sub:assertion prov:wasAttributedTo orcid:0000-0002-1267-0234 .
}

sub:pubinfo {
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB";
    npx:hasSignature "IoZCYzP+cdqwwxj7VIlfaqFruMY45kvR4MGRXXluIo/OPh0t0B+Hw4vDcWxXYRI8GVprJE812+H02VyBzJ9bmpXR//INZzOFFhiOioc3RG1WHlb87dKWk//8eGc24galrzqJ88990aDTy+Wpa2TUH7t1WM83dbFLeaLAqag2/h0=";
    npx:hasSignatureTarget this: .
  
  this: dct:created "2022-05-19T17:05:10.223+02:00"^^xsd:dateTime;
    dct:creator orcid:0000-0002-1267-0234;
    npx:supersedes <http://purl.org/np/RAoEBYhob67E6TIznnP1foDxPdTQ6qrp2XqkKMiS-YQcQ>;
    nt:wasCreatedFromProvenanceTemplate <http://purl.org/np/RANwQa4ICWS5SOjw7gp99nBpXBasapwtZF1fIM3H2gYTM>;
    nt:wasCreatedFromPubinfoTemplate <http://purl.org/np/RAA2MfqdBCzmz9yVWjKLXNbyfBNcwsMmOqcNUxkk1maIM>,
      <http://purl.org/np/RAjpBMlw3owYhJUBo3DtsuDlXsNAJ8cnGeWAutDVjuAuI>;
    nt:wasCreatedFromTemplate <http://purl.org/np/RARMBqX_-9lnhkaqk4BuxfLcC6H5cqTlzdtDzeDIwuKdU> .
}