★ FEDERATED: specimen → its country's boundary polygon

SELECT ?species ?country ?boundary WHERE {
  ?s dwc:scientificName ?species ; dwc:countryCode ?code .
  ?a g:iso ?code ; schema:name ?country ; geo:asWKT ?boun…
} LIMIT 20

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Run this query in the playground → 5 rows · 2.1 s · no server, no download — the query runs in your browser.

The query

PREFIX dwc: <http://rs.tdwg.org/dwc/terms/> PREFIX g: <https://w3id.org/rete/geoadmin/prop/> PREFIX schema: <http://schema.org/> PREFIX geo: <http://www.opengis.net/ont/geosparql#> SELECT ?species ?country ?boundary WHERE { ?s dwc:scientificName ?species ; dwc:countryCode ?code . ?a g:iso ?code ; schema:name ?country ; geo:asWKT ?boundary . } LIMIT 20

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