@prefix this: <https://w3id.org/np/RAUAEGtC4iYNronYHkOBCNg_Mm49ESPhJI6E26La8otuc> .
@prefix sub: <https://w3id.org/np/RAUAEGtC4iYNronYHkOBCNg_Mm49ESPhJI6E26La8otuc/> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix grlc: <https://w3id.org/kpxl/grlc/> .
@prefix dct: <http://purl.org/dc/terms/> .
@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#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .

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

sub:assertion {
  sub:get-upcoming-and-ongoing-events a grlc:grlc-query;
    dct:description "Returns all upcoming and ongoing events that are defined as Spaces, ordered by start date.";
    dct:license <http://www.apache.org/licenses/LICENSE-2.0>;
    rdfs:label "Get upcoming and ongoing events";
    grlc:endpoint <https://w3id.org/np/l/nanopub-query-1.1/repo/type/8ad572d99071cc1ba0c16e54087b43594bdd9e8b2cfb62d2a0b16945fc49e53c>;
    grlc:sparql """prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>
prefix dct: <http://purl.org/dc/terms/>
prefix np: <http://www.nanopub.org/nschema#>
prefix npa: <http://purl.org/nanopub/admin/>
prefix npx: <http://purl.org/nanopub/x/>
prefix gen: <https://w3id.org/kpxl/gen/terms/>
prefix schema: <http://schema.org/>
prefix xsd: <http://www.w3.org/2001/XMLSchema#>

select ?event ?event_label ?date ?description ?np (\"^\" as ?np_label) where {
  graph npa:graph {
    ?np npa:hasValidSignatureForPublicKeyHash ?pubkey .
    filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKeyHash ?pubkey . }
    filter not exists { ?np npx:hasNanopubType npx:ExampleNanopub . }
    ?np npx:introduces ?event .
    ?np np:hasAssertion ?a .
  }
  graph ?a {
    ?event a gen:Space .
    ?event a gen:Event .
    ?event rdfs:label ?event_label .
    ?event schema:startDate ?datetime .
    optional { ?event schema:endDate ?endDatetime . }
    optional { ?event dct:description ?description . }
  }
  bind(xsd:date(substr(str(?datetime), 0, 11)) as ?date)
  bind(xsd:date(substr(str(now()), 0, 11)) as ?today)
  optional { bind(xsd:date(substr(str(?endDatetime), 0, 11)) as ?endDate) }
  filter(?date >= ?today || (bound(?endDate) && ?endDate >= ?today))
} order by ?date""" .
}

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

sub:pubinfo {
  orcid:0000-0002-1267-0234 foaf:name "Tobias Kuhn" .
  
  this: dct:created "2026-03-20T17:58:19Z"^^xsd:dateTime;
    dct:creator orcid:0000-0002-1267-0234;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:introduces sub:get-upcoming-and-ongoing-events;
    nt:wasCreatedFromProvenanceTemplate <https://w3id.org/np/RA7lSq6MuK_TIC6JMSHvLtee3lpLoZDOqLJCLXevnrPoU>;
    nt:wasCreatedFromPubinfoTemplate <https://w3id.org/np/RA0J4vUn_dekg-U1kK3AOEt02p9mT2WO03uGxLDec1jLw>,
      <https://w3id.org/np/RAukAcWHRDlkqxk7H2XNSegc1WnHI569INvNr-xdptDGI>;
    nt:wasCreatedFromTemplate <https://w3id.org/np/RAEFAt-QcFK0ZhqfvlsmS10BnzGJA0xwOICZXkO-ai87k> .
  
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB";
    npx:hasSignature "OU9wBN2jEshg0nYA91KtJhh8CAMOAl5c11I5/PJfiqEwTNPKHxvyRrlDGnTD154sxdLCUDRFTmHKAyiI8OsWv1bfoqDWBEeaJSZlmYfdRf4iE9a8NcEyPxEyYKsi5G/W6lvVzk7XdAHYRNW7AmnlIt7yNSypc5q1rq58hrLzup0=";
    npx:hasSignatureTarget this:;
    npx:signedBy orcid:0000-0002-1267-0234 .
}