What is <Alljudo athlete ID> of <Ryoko Tani> ?
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Which is Alljudo athlete ID for Ryoko Tani?
SELECT DISTINCT ?a WHERE { resource:Ryoko_Tani property:Alljudo_judoka_ID ?a }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q240051> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P4191> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q240051 wdt:P4191 ?answer}