What is {twinned administrative body} of {Klagenfurt} that is {start time} is {1990-0-0} ?
In 1990, what city became a twin city of Klagenfurt?
What city became a twin city of Klagenfurt in 1990?
SELECT ?k WHERE { ?d property:twinned_administrative_body ?k . resource:Klagenfurt property:twinned_administrative_body ?d . ?d property:start_time ?t . FILTER ( CONTAINS ( YEAR ( ?t ) , '1990' ) ) }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q41753> .
?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> <1990-0-0>
} 

SELECT ?obj WHERE { wd:Q41753 p:P190 ?s . ?s ps:P190 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1990')) }