Question: In which monarch did Li Si succeed someone?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/successor> <http://dbpedia.org/resource/Li_Si> . ?x <http://dbpedia.org/ontology/monarch> ?uri  . }
Answer: The monarchs of the successo of Li Si are [King Zhuangxiang of Qin, Qin Shi Huang].