What is {place of death} of {Fyodor Dostoyevsky} that is {country} is {Russian Empire} ?
Fyodor Dostoyevsky died in what country in the Russian empire?
What country in the Russian empire  did Fyodor Dostoyevsky die in?
SELECT ?z WHERE { resource:Fyodor_Dostoyevsky property:place_of_death ?j . ?j property:country resource:Russian_Empire . ?j property:place_of_death ?z }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q991> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P20> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P17> <http://wikidata.dbpedia.org/resource/Q34266>
} 

SELECT ?obj WHERE { wd:Q991 p:P20 ?s . ?s ps:P20 ?obj . ?s pq:P17 wd:Q34266 }