```sparql PREFIX rdfs: http://www.w3.org/2000/01/rdf-schema# PREFIX owl: http://www.w3.org/2002/07/owl#

SELECT ?superclass ?subclass FROM http://dbpedia.org WHERE {?superclass a owl:Class ; rdfs:subClassOf+ ?subclass }

LIMIT 100 ```

```sparql PREFIX pm20: http://purl.org/pressemappe20/folder/ PREFIX p: http://www.wikidata.org/prop/ PREFIX pq: http://www.wikidata.org/prop/qualifier/ PREFIX skos: http://www.w3.org/2004/02/skos/core# PREFIX wdt: http://www.wikidata.org/prop/direct/ PREFIX wd: http://www.wikidata.org/entity/

SELECT ?wd ?skosRelation ?pm20

construct {

?wd ?skosRelation ?pm20 .

}

where { service https://query.wikidata.org/sparql { # wd items with PM20 ID ?wd wdt:P4293 ?pm20Id . filter(isLiteral(?pm20Id)) # # mapping relation optional { ?wd p:P4293/pq:P4390 ?relation . # URL of the equivalent skos property ?relation wdt:P2699 ?skosRelation1 . } } # bind as URIs bind(uri(concat('http://purl.org/pressemappe20/folder/', ?pm20Id)) as ?pm20) bind(if(bound(?skosRelation1), ?skosRelation1, uri('http://www.w3.org/2004/02/skos/core#exactMatch')) as ?skosRelation) } ```

sparql SELECT * { { <http://dbpedia.org/resource/Sofia> ?p ?o . } UNION { <http://data.nytimes.com/nytimes:N82091399958465550531> ?p ?o . } UNION { <http://sws.geonames.org/727011/> ?p ?o . } UNION { <http://rdf.freebase.com/ns/m/0ftjx> ?p ?o . } }

sparql SELECT * { ?s ?p ?o FILTER (?s IN ( <http://dbpedia.org/resource/Sofia>, <http://data.nytimes.com/nytimes:N82091399958465550531>, <http://sws.geonames.org/727011/>, <http://rdf.freebase.com/ns/m/0ftjx>)) }

4.1 RDF/XML Service Description

```bash

Given the HTTP request:

GET /sparql/ HTTP/1.1 Host: www.example

the SPARQL service responds with an RDF/XML encoded

service description (no content negotiation or RDFa

encoding is used):

HTTP/1.1 200 OK Date: Fri, 09 Oct 2009 17:31:12 GMT Server: Apache/1.3.29 (Unix) PHP/4.3.4 DAV/1.0.3 Connection: close Content-Type: application/rdf+xml

<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:sd="http://www.w3.org/ns/sparql-service-description#" xmlns:prof="http://www.w3.org/ns/owl-profile/" xmlns:void="http://rdfs.org/ns/void#"> <sd:Service> <sd:endpoint rdf:resource="http://www.example/sparql/"/> <sd:supportedLanguage rdf:resource="http://www.w3.org/ns/sparql-service-description#SPARQL11Query"/> <sd:resultFormat rdf:resource="http://www.w3.org/ns/formats/RDF_XML"/> <sd:resultFormat rdf:resource="http://www.w3.org/ns/formats/Turtle"/> <sd:feature rdf:resource="http://www.w3.org/ns/sparql-service-description#DereferencesURIs"/> <sd:defaultEntailmentRegime rdf:resource="http://www.w3.org/ns/entailment/RDFS"/> <sd:extensionFunction> <sd:Function rdf:about="http://example.org/Distance"/> </sd:extensionFunction> <sd:defaultDataset> <sd:Dataset> <sd:defaultGraph> <sd:Graph> <void:triples rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">100</void:triples> </sd:Graph> </sd:defaultGraph> <sd:namedGraph> <sd:NamedGraph> <sd:name rdf:resource="http://www.example/named-graph"/> <sd:entailmentRegime rdf:resource="http://www.w3.org/ns/entailment/OWL-RDF-Based"/> <sd:supportedEntailmentProfile rdf:resource="http://www.w3.org/ns/owl-profile/RL"/> <sd:graph> <sd:Graph> <void:triples rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">2000</void:triples> </sd:Graph> </sd:graph> </sd:NamedGraph> </sd:namedGraph> </sd:Dataset> </sd:defaultDataset> </sd:Service> </rdf:RDF> ```

sparql SELECT ?type (COUNT(DISTINCT ?oeuvre) AS ?c) WHERE { VALUES ?type { wd:Q838948 } ?oeuvre wdt:P31 ?type. { ?oeuvre ?link ?museum. } union { ?museum ?link ?oeuvre. } ?museum wdt:P31 wd:Q33506. } GROUP BY ?type ORDER BY DESC (?c)

sparql SELECT ?type (COUNT(DISTINCT ?oeuvre) AS ?c) WHERE { VALUES ?type { <http://schema.org/CreativeWork> <http://schema.org/Painting> <http://dbpedia.org/ontology/Artwork> <http://dbpedia.org/ontology/Painting> } ?oeuvre a ?type . } GROUP BY ?type ORDER BY desc(?c)

```sparql PREFIX wd: http://www.wikidata.org/entity/ PREFIX gist: https://ontologies.semanticarts.com/gist/ PREFIX dcterms: http://purl.org/dc/terms/

SELECT DISTINCT ?commitTitle ?commitTime ?filename ?textLine WHERE {

?commit a wd:Q20058545 ; # it's a commit gist:hasPart ?part ; dcterms:subject ?commitSubject ; gist:atDateTime ?commitTime .

?commitSubject dcterms:title ?commitTitle .

?part gist:produces ?contiguousLines .

?contiguousLines gist:occursIn ?file ; http://example.com/containedTextContainer ?textContainer .

?file gist:name ?filename . ?textContainer ?line ?textLine .

FILTER(contains(?textLine,"music")) } ```

kit_wikidata PigmentosBIOcolores

SPARQL