A set of SPARQL examples
Chemicals treating Gram-positive infections.
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
#title: What are the chemicals known to treat gram-positive infections (Q55789782)?
SELECT DISTINCT ?structure ?structure_smiles WHERE {
VALUES ?disease {
wd:Q55789782 # Gram-positive
# wd:Q19597369 # Gram-negative
}
?infection (wdt:P279*) ?disease.
{ ?structure wdt:P2175 ?infection. }
UNION
{ ?infection wdt:P2176 ?structure. }
?structure wdt:P233 ?structure_smiles.
}
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v1("?disease")
v2("?infection")
v3("?structure"):::projected
v4("?structure_smiles"):::projected
bind0[/VALUES ?disease/]
bind0-->v1
bind00(["wd:Q55789782"])
bind00 --> bind0
v2 --"wdt:P279"--> v1
subgraph union0[" Union "]
subgraph union0l[" "]
style union0l fill:#abf,stroke-dasharray: 3 3;
v2 --"wdt:P2176"--> v3
end
subgraph union0r[" "]
style union0r fill:#abf,stroke-dasharray: 3 3;
v3 --"wdt:P2175"--> v2
end
union0r <== or ==> union0l
end
v3 --"wdt:P233"--> v4