What is {twinned administrative body} of {Omsk} that is {start time} is {2011-0-0} ?
What dual administrative body of Omsk began in 2011?
What is the dual administrative body of Omsk that started in 2011?
SELECT ?c WHERE { resource:Omsk property:twinned_administrative_body ?q . FILTER ( CONTAINS ( YEAR ( ?r ) , '2011' ) ) . ?q property:twinned_administrative_body ?c . ?q property:start_time ?r }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q898> .
?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> <2011-0-0>
} 

SELECT ?obj WHERE { wd:Q898 p:P190 ?s . ?s ps:P190 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'2011')) }