Question: Where did the aristocrats die whose mother was Maria Ludwika Krasiska?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x prop:mother <http://dbpedia.org/resource/Maria_Ludwika_Krasińska> . ?x prop:deathPlace ?uri  . ?x rdf:type onto:Royalty}