query-2718658020d4a0f339147e76b465a4fc

rq turtle/ttl

(49) Timeline of periods: era namesNo.49 (2020.08.07T0830 created)

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#>
# timeline of era names (also viewable as table)
#defaultView:Timeline
SELECT DISTINCT ?era ?eraLabel ?start ?end ?creatorLabel ?creator_image ?countryLabel
WHERE {
  # define ?era as instance of (P31) any subclass of (wdt:P279*) era name (Q256408)
  ?era wdt:P31/wdt:P279* wd:Q256408
  # optional: show ?era's start time (P580) as ?start
  OPTIONAL {?era wdt:P580 ?start}
  # optional: show ?era's end time (P582) as ?end
  OPTIONAL {?era wdt:P582 ?end}
  # optional: show ?era's creator (P170) as ?creator
  OPTIONAL {?era wdt:P170 ?creator
            # optional: show ?creator's image (P18) as ?creator_image
            OPTIONAL {?creator wdt:P18 ?creator_image}
            }
  # optional: show ?era's country (P17) as ?country
  OPTIONAL {?era wdt:P17 ?country}
  # show label in auto language as default, and English when no default label exists
  SERVICE wikibase:label {bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en".}
}

Query found at

graph TD classDef projected fill:lightgreen; classDef literal fill:orange; classDef iri fill:yellow; v6("?country") v4("?creator") v5("?creator_image"):::projected v3("?end"):::projected v1("?era"):::projected v2("?start"):::projected a1((" ")) c10(["bd:serviceParam"]):::iri c12(["#91;AUTO_LANGUAGE#93;,en"]):::literal c3(["wd:Q256408"]):::iri v1 --"wdt:P31"--> a1 a1 --"wdt:P279"--> c3 subgraph optional0["(optional)"] style optional0 fill:#bbf,stroke-dasharray: 5 5; v1 -."wdt:P580".-> v2 end subgraph optional1["(optional)"] style optional1 fill:#bbf,stroke-dasharray: 5 5; v1 -."wdt:P582".-> v3 end subgraph optional2["(optional)"] style optional2 fill:#bbf,stroke-dasharray: 5 5; v1 -."wdt:P170".-> v4 subgraph optional3["(optional)"] style optional3 fill:#bbf,stroke-dasharray: 5 5; v4 -."wdt:P18".-> v5 end end subgraph optional4["(optional)"] style optional4 fill:#bbf,stroke-dasharray: 5 5; v1 -."wdt:P17".-> v6 end subgraph s1["http://wikiba.se/ontology#label"] style s1 stroke-width:4px; c10 --"wikibase:language"--> c12 end