What is {population} of {Timișoara} that is {determination method} is {questionnaire} ?
The form gives what as Timisoara's population?
What is the population of Timisoara that is determined by the questionnaire?
SELECT ?z WHERE { ?f property:determination_method resource:questionnaire . resource:Timișoara property:population ?f . ?f property:population ?z }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q83404> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1082> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P459> <http://wikidata.dbpedia.org/resource/Q747810>
} 

SELECT ?obj WHERE { wd:Q83404 p:P1082 ?s . ?s ps:P1082 ?obj . ?s pq:P459 wd:Q747810 }