Nanopublications LDF server

Matches in Nanopublications for { ?s <https://w3id.org/kpxl/grlc/sparql> ?o ?g. }

• query sparql "#+ endpoint: https://query.knowledgepixels.com/repo/full prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> select ?count ?checksum where { graph npa:graph { npa:thisRepo npa:hasNanpubCount ?count ; npa:hasNanopubChecksum ?checksum . } }" assertion.
• query sparql "prefix dbo: <http://dbpedia.org/ontology/> prefix dbp: <http://dbpedia.org/property/> prefix schema: <http://schema.org/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> select ?band ?album where { ?band rdf:type dbo:Band . ?album rdf:type schema:MusicAlbum . ?band dbo:genre ?_genre_iri . ?album dbp:artist ?band . } limit 100" assertion.
• query sparql "prefix dbo: <http://dbpedia.org/ontology/> prefix dbp: <http://dbpedia.org/property/> prefix schema: <http://schema.org/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> select ?band ?album where { ?band rdf:type dbo:Band . ?album rdf:type schema:MusicAlbum . ?band dbo:genre ?__genre_iri . ?album dbp:artist ?band . } limit 100" assertion.
• query sparql "prefix dbo: <http://dbpedia.org/ontology/> prefix dbp: <http://dbpedia.org/property/> prefix schema: <http://schema.org/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> select ?band ?album where { ?band rdf:type dbo:Band . ?album rdf:type schema:MusicAlbum . ?band dbo:genre ?__genre_iri . ?album dbp:artist ?band . } limit 100" assertion.
• subj-refs sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix foaf: <http://xmlns.com/foaf/0.1/> select ?pred ?obj ?date ?creator where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?date . ?np dct:creator ?creator . ?np np:hasAssertion ?assertion . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?_subj_iri ?pred ?obj . } } order by desc(?date)" assertion.
• query sparql "prefix dbo: <http://dbpedia.org/ontology/> prefix dbp: <http://dbpedia.org/property/> prefix schema: <http://schema.org/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> select ?band ?album where { ?band rdf:type dbo:Band . ?album rdf:type schema:MusicAlbum . ?band dbo:genre ?__genre_iri . ?album dbp:artist ?band . } limit 100" assertion.
• query sparql "prefix dbo: <http://dbpedia.org/ontology/> prefix dbp: <http://dbpedia.org/property/> prefix schema: <http://schema.org/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> select ?band ?album where { ?band rdf:type dbo:Band . ?album rdf:type schema:MusicAlbum . ?band dbo:genre ?__genre_iri . ?album dbp:artist ?band . } limit 100" assertion.
• get-field-value-annotations sparql "prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix foaf: <http://xmlns.com/foaf/0.1/> prefix oa: <http://www.w3.org/ns/oa#> select ?target_source ?field ?value ?np ?user ?pubkey where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np np:hasAssertion ?a . ?np np:hasPublicationInfo ?i . filter not exists { ?np npx:hasNanopubType npx:ExampleNanopub . } filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?a { ?ann a oa:Annotation . ?ann oa:hasTarget ?target . ?target oa:hasSource ?target_source . ?target oa:hasSelector ?selector . ?selector a <http://example.org/FieldValueSelector> . ?selector <http://example.org/hasField> ?field . ?ann oa:hasBody ?body . ?body rdf:value ?value . } graph ?i { optional { ?sig npx:hasSignatureTarget ?np . ?sig npx:signedBy ?user . } } } order by desc(?date)" assertion.
• get-field-value-annotations sparql "prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix foaf: <http://xmlns.com/foaf/0.1/> prefix oa: <http://www.w3.org/ns/oa#> select ?target_source ?field ?value ?np ?user where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np np:hasAssertion ?a . ?np np:hasPublicationInfo ?i . filter not exists { ?np npx:hasNanopubType npx:ExampleNanopub . } filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?a { ?ann a oa:Annotation . ?ann oa:hasTarget ?target . ?target oa:hasSource ?target_source . ?target oa:hasSelector ?selector . ?selector a <http://example.org/FieldValueSelector> . ?selector <http://example.org/hasField> ?field . ?ann oa:hasBody ?body . ?body rdf:value ?value . } graph ?i { optional { ?sig npx:hasSignatureTarget ?np . ?sig npx:signedBy ?user . } } } order by desc(?date)" assertion.
• subj-refs sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix foaf: <http://xmlns.com/foaf/0.1/> select ?pred ?obj ?date ?creator where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?date . ?np dct:creator ?creator . ?np np:hasAssertion ?assertion . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?_subj_iri ?pred ?obj . } } order by desc(?date)" assertion.
• subj-refs sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix foaf: <http://xmlns.com/foaf/0.1/> select ?pred ?obj ?date ?creator where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?date . ?np dct:creator ?creator . ?np np:hasAssertion ?assertion . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?_subj_iri ?pred ?obj . } } order by desc(?date)" assertion.
• query sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix foaf: <http://xmlns.com/foaf/0.1/> select ?pred ?obj ?date ?creator where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?date . ?np dct:creator ?creator . ?np np:hasAssertion ?assertion . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?_subj_iri ?pred ?obj . } } order by desc(?date)" assertion.
• subj-refs sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix tpff: <https://w3id.org/fair/3pff/> select ?event ?eventName ?eventDate ?npDate ?np where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?npDate . ?np dct:creator ?creator . ?np np:hasAssertion ?assertion . ?np npx:introduces ?event . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?event a tpff:3PFF-event . ?event rdfs:label ?eventName . ?event dct:date ?eventDate . } } order by desc(?eventDate)" assertion.
• get-3pff-events sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix tpff: <https://w3id.org/fair/3pff/> select ?event ?eventName ?eventDate ?npDate ?np where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?npDate . ?np dct:creator ?creator . ?np np:hasAssertion ?assertion . ?np npx:introduces ?event . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?event a tpff:3PFF-event . ?event rdfs:label ?eventName . ?event dct:date ?eventDate . } } order by desc(?eventDate)" assertion.
• get-3pff-events sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix tpff: <https://w3id.org/fair/3pff/> select ?event ?eventName ?eventShortName ?eventLongName ?eventType ?eventTypeName ?eventDate ?eventOrganizer ?eventMoreInfoLink ?np ?npCreator ?npDate where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?npDate . ?np dct:creator ?npCreator . ?np np:hasAssertion ?assertion . ?np npx:introduces ?event . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?event a tpff:3PFF-event . ?event rdfs:label ?eventName . bind(replace(str(?eventName), ' ?\\|.*$', '') as ?eventShortName) bind(replace(str(?eventName), '^.*\\| ?(.*)$', '$1') as ?eventLongName) ?event dct:date ?eventDate . ?event tpff:has-event-organizer ?eventOrganizer . values ?eventType { tpff:In-Person-Event tpff:Hybrid-Event tpff:Virtual-Event } ?event a ?eventType . bind(replace(str(?eventType), '^.*/', '') as ?eventTypeName) ?event rdfs:seeAlso ?eventMoreInfoLink . } } order by desc(?eventDate)" assertion.
• get-3pff-events sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix tpff: <https://w3id.org/fair/3pff/> select ?event ?eventName ?eventShortName ?eventLongName ?eventType ?eventTypeName ?eventDate ?eventOrganizer ?eventMoreInfoLink ?np ?npCreator ?npDate where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?npDate . ?np dct:creator ?npCreator . ?np np:hasAssertion ?assertion . ?np npx:introduces ?event . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?event a tpff:3PFF-event . ?event rdfs:label ?eventName . bind(replace(str(?eventName), ' ?\\|.*$', '') as ?eventShortName) bind(replace(str(?eventName), '^.*\\| ?(.*)$', '$1') as ?eventLongName) ?event dct:date ?eventDate . optional { ?event tpff:has-event-organizer ?eventOrganizer . } optional { values ?eventType { tpff:In-Person-Event tpff:Hybrid-Event tpff:Virtual-Event } ?event a ?eventType . bind(replace(str(?eventType), '^.*/', '') as ?eventTypeName) } optional { ?event rdfs:seeAlso ?eventMoreInfoLink . } } } order by desc(?eventDate)" assertion.
• get-3pff-events sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix tpff: <https://w3id.org/fair/3pff/> select ?event ?eventName ?eventShortName ?eventLongName ?eventType ?eventTypeName ?eventDate ?eventOrganizer ?eventFacilitator ?eventMoreInfoLink ?np ?npCreator ?npDate where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?npDate . ?np dct:creator ?npCreator . ?np np:hasAssertion ?assertion . ?np npx:introduces ?event . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?event a tpff:3PFF-event . ?event rdfs:label ?eventName . bind(replace(str(?eventName), ' ?\\|.*$', '') as ?eventShortName) bind(replace(str(?eventName), '^.*\\| ?(.*)$', '$1') as ?eventLongName) ?event dct:date ?eventDate . optional { ?event tpff:has-event-organizer ?eventOrganizer . } optional { ?event tpff:has-event-facilitator ?eventFacilitator . } optional { values ?eventType { tpff:In-Person-Event tpff:Hybrid-Event tpff:Virtual-Event } ?event a ?eventType . bind(replace(str(?eventType), '^.*/', '') as ?eventTypeName) } optional { ?event rdfs:seeAlso ?eventMoreInfoLink . } } } order by desc(?eventDate)" assertion.
• get-3pff-events sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix tpff: <https://w3id.org/fair/3pff/> select ?event ?eventSeries ?eventName ?eventShortName ?eventLongName ?eventType ?eventTypeName ?eventDate ?eventOrganizer ?eventFacilitator ?eventMoreInfoLink ?np ?npCreator ?npDate where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?npDate . ?np dct:creator ?npCreator . ?np np:hasAssertion ?assertion . ?np npx:introduces ?event . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?event a tpff:3PFF-event . ?event rdfs:label ?eventName . bind(replace(str(?eventName), ' ?\\|.*$', '') as ?eventShortName) bind(replace(str(?eventName), '^([A-Z0-9]{2,3}).*$', '$1') as ?eventSeries) bind(replace(str(?eventName), '^.*\\| ?(.*)$', '$1') as ?eventLongName) ?event dct:date ?eventDate . optional { ?event tpff:has-event-organizer ?eventOrganizer . } optional { ?event tpff:has-event-facilitator ?eventFacilitator . } optional { values ?eventType { tpff:In-Person-Event tpff:Hybrid-Event tpff:Virtual-Event } ?event a ?eventType . bind(replace(str(?eventType), '^.*/', '') as ?eventTypeName) } optional { ?event rdfs:seeAlso ?eventMoreInfoLink . } } } order by ?eventSeries desc(?eventDate)" assertion.
• get-3pff-events sparql "prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix prov: <http://www.w3.org/ns/prov#> prefix tpff: <https://w3id.org/fair/3pff/> select ?event ?eventSeries ?eventName ?eventShortName ?eventLongName ?eventType ?eventTypeName ?eventDate ?eventOrganizer ?eventOrganizerLabel ?eventFacilitator ?eventFacilitatorLabel ?eventMoreInfoLink ?eventMoreInfoLinkLabel ?np ?npCreator ?npDate where { graph npa:graph { ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np dct:created ?npDate . ?np dct:creator ?npCreator . ?np np:hasAssertion ?assertion . ?np npx:introduces ?event . filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKey ?pubkey . } } graph ?assertion { ?event a tpff:3PFF-event . ?event rdfs:label ?eventName . bind(replace(str(?eventName), ' ?\\|.*$', '') as ?eventShortName) bind(replace(str(?eventName), '^([A-Z0-9]{2,3}).*$', '$1') as ?eventSeries) bind(replace(str(?eventName), '^.*\\| ?(.*)$', '$1') as ?eventLongName) ?event dct:date ?eventDate . optional { ?event tpff:has-event-organizer ?eventOrganizer . bind(replace(str(?eventOrganizer), '^.*[/#]([^#/\\?]+)[#/]?(\\?.*)?$', '$1') as ?eventOrganizerLabel) } optional { ?event tpff:has-event-facilitator ?eventFacilitator . bind(replace(str(?eventFacilitator), '^.*[/#]([^#/\\?]+)[#/]?(\\?.*)?$', '$1') as ?eventFacilitatorLabel) } optional { values ?eventType { tpff:In-Person-Event tpff:Hybrid-Event tpff:Virtual-Event } ?event a ?eventType . bind(replace(str(?eventType), '^.*/', '') as ?eventTypeName) } optional { ?event rdfs:seeAlso ?eventMoreInfoLink . bind(replace(str(?eventMoreInfoLink), '^.*[/#]([^#/\\?]+)[#/]?(\\?.*)?$', '$1') as ?eventMoreInfoLinkLabel) } } } order by ?eventSeries desc(?eventDate)" assertion.
• get-core-np-info sparql "prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix oa: <http://www.w3.org/ns/oa#> prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix nt: <https://w3id.org/np/o/ntemplate/> prefix pav: <http://purl.org/pav/> prefix bibo: <http://purl.org/ontology/bibo/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> select distinct ?np (coalesce(?signer, min(?declaredCreator)) as ?creator) (coalesce(?firstAuthor, min(?author), min(?creator)) as ?mainAuthor) (if(count(distinct ?author)>0,count(distinct ?author),count(distinct ?creator)) as ?authorCount) ?introducedThing ?label ?date where { graph npa:graph { bind(replace(str(<https://w3id.org/kpxl/pensoft/bdj/np/RAgwnIlPtxRUkDoaT2xei8lmhQniGaWwZAQgHsCHuuCAk>), "^.*[^a-zA-Z0-9-_](RA[a-zA-Z0-9-_]{43})$", "$1") as ?ac) ?np npa:artifactCode ?ac . optional {<x:> <x:> ?_np_iri} # for grlc to pick up the placeholder ?np npa:hasHeadGraph ?h . ?np dct:created ?date . ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np rdfs:label ?label . ?np np:hasPublicationInfo ?i . ?np dct:creator ?declaredCreator . optional { ?np npx:signedBy ?signer . } optional { ?np npx:introduces ?introducedThing . } } optional { graph ?i { ?np pav:authoredBy ?author . } } optional { graph ?i { ?np bibo:authorList ?authorList . ?authorList ?hasElement ?author . filter(strstarts(str(?hasElement), str(rdf:_))) } } optional { graph ?i { ?np bibo:authorList ?authorList . ?authorList rdf:_1 ?firstAuthor . } } } group by ?np ?signer ?introducedThing ?label ?date ?firstAuthor" assertion.
• get-core-np-info sparql "prefix np: <http://www.nanopub.org/nschema#> prefix npa: <http://purl.org/nanopub/admin/> prefix npx: <http://purl.org/nanopub/x/> prefix xsd: <http://www.w3.org/2001/XMLSchema#> prefix dct: <http://purl.org/dc/terms/> prefix oa: <http://www.w3.org/ns/oa#> prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> prefix nt: <https://w3id.org/np/o/ntemplate/> prefix pav: <http://purl.org/pav/> prefix bibo: <http://purl.org/ontology/bibo/> prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> select distinct ?np (coalesce(?signer, min(?declaredCreator)) as ?creator) (coalesce(?firstAuthor, min(?author), min(?creator)) as ?mainAuthor) (if(count(distinct ?author)>0,count(distinct ?author),count(distinct ?creator)) as ?authorCount) ?introducedThing ?label ?date where { graph npa:graph { bind(replace(str(?_np_iri), "^.*[^a-zA-Z0-9-_](RA[a-zA-Z0-9-_]{43})$", "$1") as ?ac) ?np npa:artifactCode ?ac . optional {<x:> <x:> ?_np_iri} # for grlc to pick up the placeholder ?np npa:hasHeadGraph ?h . ?np dct:created ?date . ?np npa:hasValidSignatureForPublicKey ?pubkey . ?np rdfs:label ?label . ?np np:hasPublicationInfo ?i . ?np dct:creator ?declaredCreator . optional { ?np npx:signedBy ?signer . } optional { ?np npx:introduces ?introducedThing . } } optional { graph ?i { ?np pav:authoredBy ?author . } } optional { graph ?i { ?np bibo:authorList ?authorList . ?authorList ?hasElement ?author . filter(strstarts(str(?hasElement), str(rdf:_))) } } optional { graph ?i { ?np bibo:authorList ?authorList . ?authorList rdf:_1 ?firstAuthor . } } } group by ?np ?signer ?introducedThing ?label ?date ?firstAuthor" assertion.
• test sparql "select * where { bind("first version" as ?t) }" assertion.
• test sparql "select * where { bind("second version" as ?t) }" assertion.
• test sparql "select * where { bind("third version" as ?t) }" assertion.