@prefix this: <https://w3id.org/np/RAn4ngqA29fh9mH1nU8ZXjPhRV0bUKrnILLsiM3KLtb5Q> .
@prefix sub: <https://w3id.org/np/RAn4ngqA29fh9mH1nU8ZXjPhRV0bUKrnILLsiM3KLtb5Q/> .
@prefix np: <http://www.nanopub.org/nschema#> .
@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 ns1: <http://purl.org/np/> .
@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-presentations-for-event a <https://w3id.org/kpxl/grlc/grlc-query>;
    dct:description "Returns all presentations of the given event, with label, date, event, and nanopub link.";
    dct:license <http://www.apache.org/licenses/LICENSE-2.0>;
    rdfs:label "Get presentations for event";
    <https://w3id.org/kpxl/grlc/endpoint> <https://w3id.org/np/l/nanopub-query-1.1/repo/type/3952cad1a6d2561f045d33e5e79c03e7264b0a492b8becf6c62656c596cf398c>;
    <https://w3id.org/kpxl/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 wd: <http://www.wikidata.org/entity/>

select ?presentation ?presentation_label ?date ?event ?event_label ?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 dct:created ?npdate .
    ?np np:hasAssertion ?a .
    ?np npx:introduces ?presentation .
  }
  values ?_event_multi_iri {}
  graph ?a {
    ?presentation a wd:Q604733 .
    ?presentation dct:isPartOf ?_event_multi_iri .
    optional { ?presentation rdfs:label ?presentation_label . }
    optional { ?presentation dct:date ?date . }
    optional {
      ?presentation dct:isPartOf ?event .
      optional { ?event rdfs:label ?event_label . }
    }
  }
} order by desc(?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 "2026-03-18T13:53:57.292Z"^^xsd:dateTime;
    dct:creator orcid:0000-0002-1267-0234;
    dct:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:embeds sub:get-presentations-for-event;
    npx:wasCreatedAt <https://nanodash.knowledgepixels.com/>;
    prov:wasDerivedFrom <https://w3id.org/np/RA_IcmwsJjICvGpSudP3AgR9ckFFoNQh7m5m8-veaHSJM>;
    nt:wasCreatedFromProvenanceTemplate ns1:RAcm8OurwUk15WOgBM9wySo-T3a5h6as4K8YR5MBrrxUc;
    nt:wasCreatedFromPubinfoTemplate <https://w3id.org/np/RACJ58Gvyn91LqCKIO9zu1eijDQIeEff28iyDrJgjSJF8>,
      <https://w3id.org/np/RARW4MsFkHuwjycNElvEVtuMjpf4yWDL10-0C5l2MqqRQ>, <https://w3id.org/np/RAukAcWHRDlkqxk7H2XNSegc1WnHI569INvNr-xdptDGI>;
    nt:wasCreatedFromTemplate <https://w3id.org/np/RAEFAt-QcFK0ZhqfvlsmS10BnzGJA0xwOICZXkO-ai87k> .
  
  sub:sig npx:hasAlgorithm "RSA";
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQD4Wj537OijfOWVtsHMznuXKISqBhtGDQZfdO6pbb4hg9EHMcUFGTLbWaPrP783PHv8HMAAPjvEkHLaOHMIknqhaIa5236lfBO3r+ljVdYBElBcLvROmwG+ZGtmPNZf7lMhI15xf5TfoaSa84AFRd5J2EXekK6PhaFQhRm1IpSYtwIDAQAB";
    npx:hasSignature "yMC8GP4/55bn2+EZsfcgTPUTasyH6Lz5gD3vvXc0B0XViKRti/k0i4h3yinetsn4V0pTPB1pc0TbxavBNoPwV7ZJpOcPqSVJSdN9G6MeoU/2QJk/KxapNTXQpWS/ejzecRQCmB25c0uyoPiBXdbUxoecXFicsZ1jJ26B3iIoP7s=";
    npx:hasSignatureTarget this:;
    npx:signedBy orcid:0000-0002-1267-0234 .
}