What is <ruchess ID> of <Anatoly Karpov> ?
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What is the ruchess ID of Anatoly Karpov?
SELECT DISTINCT ?j WHERE { resource:Anatoly_Karpov property:ruchess_ID ?j }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q131674> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P4994> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q131674 wdt:P4994 ?answer}