query-27ee12134081cfc12aad6a135c2d1659

rq turtle/ttl

Bahnstationen in Indien

Use at

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX psv: <http://www.wikidata.org/prop/statement/value/>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX pq: <http://www.wikidata.org/prop/qualifier/>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX geo: <http://www.opengis.net/ont/geosparql#>
PREFIX bd: <http://www.bigdata.com/rdf#>
#defaultView:Map{"hide":["?coordinates", "?line", "?rgb"]}
# Adapted from https://www.wikidata.org/wiki/Wikidata:Request_a_query/Archive/2018/10#Good_example_query_with_LINESTRING
SELECT DISTINCT ?coordinates ?line ?item ?itemLabel ?connectLabel ?image ?code ?rgb





WHERE {
  {  {
  SELECT ?item (SAMPLE(?coordinates) AS ?coordinates) (SAMPLE(?image) AS ?image) (sample(?lat1) as ?lat1) (sample(?lon1) as ?lon1) (sample(?code) as ?code) WHERE {
    ?item wdt:P31 wd:Q55488.
    ?item wdt:P17 wd:Q668 .
    ?item wdt:P625 ?coordinates  .
    ?item p:P625 / psv:P625 / wikibase:geoLatitude ?lat1 .
    ?item p:P625 / psv:P625 / wikibase:geoLongitude ?lon1 .
    OPTIONAL { ?item wdt:P18 ?image }.
    OPTIONAL { ?item wdt:P5696 ?code }.
  } GROUP BY ?item
}}  UNION {  {
  SELECT ?line ?connect ("9B0058" as ?rgb) WHERE {
     {
  SELECT ?item (SAMPLE(?coordinates) AS ?coordinates) (SAMPLE(?image) AS ?image) (sample(?lat1) as ?lat1) (sample(?lon1) as ?lon1) (sample(?code) as ?code) WHERE {
    ?item wdt:P31 wd:Q55488.
    ?item wdt:P17 wd:Q668 .
    ?item wdt:P625 ?coordinates  .
    ?item p:P625 / psv:P625 / wikibase:geoLatitude ?lat1 .
    ?item p:P625 / psv:P625 / wikibase:geoLongitude ?lon1 .
    OPTIONAL { ?item wdt:P18 ?image }.
    OPTIONAL { ?item wdt:P5696 ?code }.
  } GROUP BY ?item
}.
     {
  SELECT ?nextstation (sample(?lat2) as ?lat2) (sample(?lon2) as ?lon2) WHERE {
    ?nextstation wdt:P31 wd:Q55488 .
    ?nextstation wdt:P17 wd:Q668 .
    ?nextstation p:P625 / psv:P625 / wikibase:geoLatitude ?lat2 .
    ?nextstation p:P625 / psv:P625 / wikibase:geoLongitude ?lon2 .
  } GROUP BY ?nextstation
}.
    ?item p:P197 ?nextstationstatement .
    ?nextstationstatement ps:P197 ?nextstation .
    ?nextstationstatement pq:P81 ?connect . ?connect wdt:P127 wd:Q819425  . 
    FILTER(STR(?item) < STR(?nextstation)) .    
    BIND(CONCAT('LINESTRING (', STR(?lon1), ' ', STR(?lat1), ',', STR(?lon2), ' ', STR(?lat2), ')') AS ?str) .
    BIND(STRDT(?str, geo:wktLiteral) AS ?line) 
  }
} } .
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v8("?code"):::projected v11("?connect") v8("?coordinates"):::projected v8("?image"):::projected v1("?item"):::projected v8("?lat1") v10("?lat2") v13("?line"):::projected v8("?lon1") v10("?lon2") v7("?nextstation") v10("?nextstationstatement") v14("?rgb"):::projected v12("?str") a1((" ")) a2((" ")) a3((" ")) a4((" ")) a5((" ")) a6((" ")) a7((" ")) a8((" ")) a9((" ")) a10((" ")) a11((" ")) a12((" ")) c16(["wd:Q819425"]):::iri c18(["bd:serviceParam"]):::iri c4(["wd:Q668"]):::iri c2(["wd:Q55488"]):::iri c20(["#91;AUTO_LANGUAGE#93;,en"]):::literal subgraph union0[" Union "] subgraph union0l[" "] style union0l fill:#abf,stroke-dasharray: 3 3; f0[["str(?item) < str(?nextstation)"]] f0 --> v1 f0 --> v7 v1 --"p:direct/P31"--> c2 v1 --"p:direct/P17"--> c4 v1 --"p:direct/P625"--> v8 v1 --"p:P625"--> a5 a5 --"p:statement/value/P625"--> a6 a6 --"wikibase:geoLatitude"--> v8 v1 --"p:P625"--> a7 a7 --"p:statement/value/P625"--> a8 a8 --"wikibase:geoLongitude"--> v8 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v1 -."p:direct/P18".-> v8 end subgraph optional1["(optional)"] style optional1 fill:#bbf,stroke-dasharray: 5 5; v1 -."p:direct/P5696".-> v8 end bind6[/"sample(?coordinates)"/] v8 --o bind6 bind6 --as--o v8 bind7[/"sample(?image)"/] v8 --o bind7 bind7 --as--o v8 bind8[/"sample(?lat1)"/] v8 --o bind8 bind8 --as--o v8 bind9[/"sample(?lon1)"/] v8 --o bind9 bind9 --as--o v8 bind10[/"sample(?code)"/] v8 --o bind10 bind10 --as--o v8 v7 --"p:direct/P31"--> c2 v7 --"p:direct/P17"--> c4 v7 --"p:P625"--> a9 a9 --"p:statement/value/P625"--> a10 a10 --"wikibase:geoLatitude"--> v10 v7 --"p:P625"--> a11 a11 --"p:statement/value/P625"--> a12 a12 --"wikibase:geoLongitude"--> v10 bind13[/"sample(?lat2)"/] v10 --o bind13 bind13 --as--o v10 bind14[/"sample(?lon2)"/] v10 --o bind14 bind14 --as--o v10 v1 --"p:P197"--> v10 v10 --"p:statement/P197"--> v7 v10 --"p:qualifier/P81"--> v11 v11 --"p:direct/P127"--> c16 bind15[/"concat('LINESTRING (',str(?lon1),' ',str(?lat1),',',str(?lon2),' ',str(?lat2),')')"/] v8 --o bind15 v8 --o bind15 v10 --o bind15 v10 --o bind15 bind15 --as--o v12 bind16[/"STRDT(?str,'geo:wktLiteral')"/] v12 --o bind16 bind16 --as--o v13 bind17[/"'9B0058'"/] bind17 --as--o v14 end subgraph union0r[" "] style union0r fill:#abf,stroke-dasharray: 3 3; v1 --"p:direct/P31"--> c2 v1 --"p:direct/P17"--> c4 v1 --"p:direct/P625"--> v8 v1 --"p:P625"--> a1 a1 --"p:statement/value/P625"--> a2 a2 --"wikibase:geoLatitude"--> v8 v1 --"p:P625"--> a3 a3 --"p:statement/value/P625"--> a4 a4 --"wikibase:geoLongitude"--> v8 subgraph optional2["(optional)"] style optional2 fill:#bbf,stroke-dasharray: 5 5; v1 -."p:direct/P18".-> v8 end subgraph optional3["(optional)"] style optional3 fill:#bbf,stroke-dasharray: 5 5; v1 -."p:direct/P5696".-> v8 end bind23[/"sample(?coordinates)"/] v8 --o bind23 bind23 --as--o v8 bind24[/"sample(?image)"/] v8 --o bind24 bind24 --as--o v8 bind25[/"sample(?lat1)"/] v8 --o bind25 bind25 --as--o v8 bind26[/"sample(?lon1)"/] v8 --o bind26 bind26 --as--o v8 bind27[/"sample(?code)"/] v8 --o bind27 bind27 --as--o v8 end union0r <== or ==> union0l end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c18 --"wikibase:language"--> c20 end