Question: Which hometown of pavel Moroz is also the palace of birthplace of Helena of Moscow ?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
 SELECT DISTINCT ?uri WHERE { res:Pavel_Moroz prop:hometown ?uri. res:Helena_of_Moscow onto:birthPlace ?uri}