BASE   <https://wunderfacts.com/adv/sparql>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX sd:   <http://www.w3.org/ns/sparql-service-description#>

<http://www.opengis.net/def/function/geosparql/metricArea>
        a       sd:Function .

<vocab/fn#dimension>  a  sd:Function .

<http://www.opengis.net/def/function/geosparql/metricLength>
        a       sd:Function .

<http://www.opengis.net/def/function/geosparql/metricDistance>
        a       sd:Function .

<>      prov:generatedAtTime  "2026-11-13T11:48:02.283440549Z"^^<http://www.w3.org/2001/XMLSchema#dateTime>;
        prov:wasAttributedTo  <mediator#advmediator> .

<#service>  a                 sd:Service;
        rdfs:comment          "Queries must name their data with FROM / FROM NAMED clauses that resolve to the base wrapper's /oid or /wfs endpoints (e.g. FROM <wfs?s=...&typenames=...&bbox=...> to pin one service) or to this mediator's /feature (FROM <feature?typenames=...&bbox=...>, the routed answer across every covering service), all under the one shared public prefix; any external graph URI is rejected; the base's vocabulary documents (gid/7.1, ok/7.1/{list}, vocab/{name}) are allowed too, as static graphs. FROM clauses are never rewritten -- the author already names the exact source." , "Query via GET (query=), URL-encoded POST (query=), or POST with Content-Type application/sparql-query and the query as the body (SPARQL 1.1 Protocol section 2.1); any other POST body is 415. The dataset may be given as default-graph-uri / named-graph-uri parameters instead of FROM / FROM NAMED (section 2.1.4; same restriction). Results: SELECT/ASK as results JSON (default), XML, TSV or CSV; CONSTRUCT/DESCRIBE as Turtle (default), RDF/XML or N-Triples — an Accept naming a form the query type lacks is 406. Execution budget 60 s per query (504 when exceeded); FROM graphs are fetched from the wrapper and kept in memory for an hour (see mediator#graph-cache).";
        rdfs:seeAlso          <sparql.html> , <sparql.json>;
        sd:endpoint           <>;
        sd:extensionFunction  <http://www.opengis.net/def/function/geosparql/metricDistance> , <vocab/fn#dimension> , <http://www.opengis.net/def/function/geosparql/centroid> , <http://www.opengis.net/def/function/geosparql/metricLength> , <http://www.opengis.net/def/function/geosparql/metricArea>;
        sd:feature            sd:DereferencesURIs;
        sd:resultFormat       <http://www.w3.org/ns/formats/Turtle> , <http://www.w3.org/ns/formats/SPARQL_Results_XML> , <http://www.w3.org/ns/formats/N-Triples> , <http://www.w3.org/ns/formats/SPARQL_Results_CSV> , <http://www.w3.org/ns/formats/SPARQL_Results_TSV> , <http://www.w3.org/ns/formats/SPARQL_Results_JSON> , <http://www.w3.org/ns/formats/RDF_XML>;
        sd:supportedLanguage  sd:SPARQL11Query .

<http://www.opengis.net/def/function/geosparql/centroid>
        a       sd:Function .