query-02878bc64b7abed64bf92e4513ef1f2e

rq turtle/ttl

Discussion ]reply[01:12, 2 April 2019 (UTC)) talk (NMaia Can you fix the examples? Comment ? This is already used in the wild:(Q17462637)Atari Star Wars Vector (P400)platform (Q54317)Star Wars If so, I have been wondering − shouldn’t we just use ?(Q17462637)Atari Star Wars Vector →(Q54317)Star Wars If I understand correctly, you would like to express I've added the proposed value. Is this a right value for items already existing in Wikidata (ej. the motherboard used in an arcade system)?

Use at

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?item ?itemLabel ?platform ?platformLabel WHERE {
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  ?item wdt:P31 wd:Q7889.       # All video games...
  ?item wdt:P400 ?platform.     # ...whose platform...
  ?platform wdt:P31 wd:Q631229. # is an arcade system board.
}

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v1("?item"):::projected v2("?platform"):::projected c2(["bd:serviceParam"]):::iri c4(["#91;AUTO_LANGUAGE#93;,en"]):::literal c6(["wd:Q7889"]):::iri c8(["wd:Q631229"]):::iri subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c2 --"wikibase:language"--> c4 end v1 --"wdt:P31"--> c6 v1 --"wdt:P400"--> v2 v2 --"wdt:P31"--> c8