A set of SPARQL examples that are used in LOTUS
Referenced compound-taxon pairs on Wikidata (limited to 1000 results).
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX pr: <http://www.wikidata.org/prop/reference/>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX wdsubgraph: <https://query.wikidata.org/subgraph/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
#title: Referenced compound-taxon pairs on Wikidata (limited to 1000 results).
SELECT DISTINCT ?compound ?compound_inchikey ?taxon ?taxon_name ?reference ?reference_doi WHERE {
?compound wdt:P235 ?compound_inchikey; # get the inchikey
p:P703[ # statement found in taxon
ps:P703 ?taxon; # get the taxon
(prov:wasDerivedFrom/pr:P248) ?reference ]. # get the reference
?taxon wdt:P225 ?taxon_name. # get the taxon scientific name
SERVICE wdsubgraph:scholarly_articles {
?reference wdt:P356 ?reference_doi. # get the reference DOI
}
}
LIMIT 1000
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v1("?compound"):::projected
v2("?compound_inchikey"):::projected
v4("?reference"):::projected
v6("?reference_doi"):::projected
v3("?taxon"):::projected
v5("?taxon_name"):::projected
a1((" "))
a2((" "))
v1 --"p:direct/P235"--> v2
a1 --"p:statement/P703"--> v3
a1 --"prov:wasDerivedFrom"--> a2
a2 --"p:reference/P248"--> v4
v1 --"p:P703"--> a1
v3 --"p:direct/P225"--> v5
subgraph s1["https://query.wikidata.org/subgraph/scholarly_articles"]
style s1 stroke-width:4px;
v4 --"p:direct/P356"--> v6
end