What is <NCMEC person ID> of <Gary Ridgway> ?
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What is NCMEC ID of Gary Ridgway?
SELECT DISTINCT ?r WHERE { resource:Gary_Ridgway property:NCMEC_person_ID ?r }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q357498> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P3718> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q357498 wdt:P3718 ?answer}