What is {twinned administrative body} of {Kanagawa Prefecture} that is {start time} is {1990-4-24} ?
What has been Kanagawa Prefecture's sister body since 1990-4-24?
SELECT ?obj WHERE { wd:Q127513 p:P190 ?s . ?s ps:P190 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1990')) }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q127513> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P190> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P580> <1990-4-24>
} 

On April 24, 1990. what became Kanagawa Prefecture's sister body?