Project:SPARQL/examples

From biodiversity citizen science
Revision as of 18:55, 3 January 2020 by DarTar (talk | contribs) (example)
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Observations and their locations

#defaultView:Map
PREFIX wbt: <http://biodiversity.wiki.opencura.com/prop/direct/>
 
SELECT * WHERE {
   ?s wbt:P8 ?o .
}

Species covered and counts

PREFIX wbt: <http://biodiversity.wiki.opencura.com/prop/direct/>

SELECT ?scientific_nameURL ?scientific_nameIRILabel (COUNT(?scientific_nameIRI) AS ?counts) WHERE {
    ?observationIRI wbt:P9 ?scientific_nameIRI .
  BIND (iri(replace(str(?scientific_nameIRI), "entity/", "wiki/Item:")) as ?scientific_nameURL)
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}
GROUP BY ?scientific_nameURL ?scientific_nameIRILabel
ORDER BY DESC(?counts)

Observations of selected bird species as map layers

# Observations of frequent bird species and their geoocoordinates
# Species:
# - Anas platyrhynchos (Q367)
# - Larus occidentalis (Q37)
# - Branta canadensis (Q345)
# - Turdus migratorius (Q107)
# - Zenaida macroura (Q257)
#defaultView:Map
PREFIX wbt: <http://biodiversity.wiki.opencura.com/prop/direct/>
PREFIX wb: <http://biodiversity.wiki.opencura.com/entity/>
SELECT DISTINCT ?s ?o ?layer WHERE {
   ?s wbt:P8 ?o .
   ?s wbt:P9 ?t.
FILTER(?t IN (wb:Q367, wb:Q37, wb:Q345, wb:Q107, wb:Q257)).
BIND(?t AS ?layer).
}

Federated queries

Plot observations based on an NCBI taxon id on Wikidata

#defaultView:Map
PREFIX wbt: <http://biodiversity.wiki.opencura.com/prop/direct/>

SELECT ?observationURL ?observationIRI ?wikidata_item ?location WHERE {
  SERVICE <https://query.wikidata.org/sparql> {
    ?wikidata_item p:P685/psn:P685 <http://purl.uniprot.org/taxonomy/30382> . # Get the wikidata item for the egyptian goose
    }
   ?observationIRI  wbt:P8 ?location ;                                           # Get the location of an observation
                 wbt:P9 ?scientific_name_wb .                                 # Get the scientific name of the observation
   ?scientific_name_wb wbt:P11 ?wikidata_item .                               # get the mapping from Wikidata for the scientific name
  BIND (iri(replace(str(?observationIRI), "entity/", "wiki/Item:")) as ?observationURL)
}