What is {twinned administrative body} of {Gdańsk} that is {start time} is {1993-0-0} ?
In 1993 which Gadansk twinned  administrative body began?
What Gdańsk twinned administrative body began in 1993?
SELECT ?z WHERE { ?z property:twinned_administrative_body ?z . resource:Gdańsk property:twinned_administrative_body ?z . FILTER ( CONTAINS ( YEAR ( ?e ) , '1993' ) ) . ?z property:start_time ?e }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1792> .
?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> <1993-0-0>
} 

SELECT ?obj WHERE { wd:Q1792 p:P190 ?s . ?s ps:P190 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1993')) }