| 1 | prefix skos: <http://www.w3.org/2004/02/skos/core#>
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| 2 | prefix dct: <http://purl.org/dc/terms/>
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| 3 | prefix xsd: <http://www.w3.org/2001/XMLSchema#>
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| 4 |
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| 5 | PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
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| 6 | PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
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| 7 |
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| 8 | prefix dbc: <http://dbpedia.org/resource/Category:>
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| 9 | prefix dbr: <http://dbpedia.org/resource/>
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| 10 | prefix dbp: <http://dbpedia.org/property/>
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| 11 |
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| 12 | PREFIX dbo: <http://dbpedia.org/ontology/>
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| 13 |
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| 14 | PREFIX prov: <http://www.w3.org/ns/prov#>
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| 15 |
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| 16 | SELECT ?country_in_year (?year AS ?Year) (?country AS ?Country) ?entrant ?song
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| 17 |
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| 18 | WHERE {
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| 19 | SERVICE <https://dbpedia.demo.openlinksw.com/sparql> {
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| 20 | ?countries_in_esc_by_year skos:broader dbc:Countries_in_the_Eurovision_Song_Contest_by_year.
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| 21 |
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| 22 | ?country_in_year dct:subject ?countries_in_esc_by_year.
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| 23 | bind( REPLACE(str(?country_in_year), ".*(\\d{4})", "$1") as ?year).
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| 24 | FILTER ( xsd:integer(?year) < 2020).
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| 25 |
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| 26 | ?country_in_year dbp:country ?country.
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| 27 |
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| 28 | ?country_in_year dbp:entrant ?entrant
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| 29 | FILTER (isURI(?entrant)).
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| 30 |
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| 31 | ?country_in_year dbp:song ?song_errata
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| 32 | FILTER (isLITERAL(?song_errata)).
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| 33 | }
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| 34 |
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| 35 | ?song dct:source ?song_errata.
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| 36 |
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| 37 | SERVICE <https://dbpedia.demo.openlinksw.com/sparql> {
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| 38 | ?song dbp:artist|dbp:as ?entrant.
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| 39 | }
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| 40 |
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| 41 | ## ?song dct:source ?song_errata.
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| 42 |
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| 43 | OPTIONAL {
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| 44 | SERVICE <https://dbpedia.demo.openlinksw.com/sparql> {
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| 45 | ?entrant rdfs:label ?entrant_label
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| 46 | FILTER (lang(?entrant_label) = 'en').
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| 47 | }
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| 48 | }
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| 49 | }
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| 50 | ORDER BY DESC(?countries_in_esc_by_year)
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| 51 |
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| 52 |
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| 53 |
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| 54 |
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| 55 |
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