Question: Who are the parents of  Charles Phelps Taft II and Robert A. Taft?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?uri onto:child res:Charles_Phelps_Taft_II . ?uri onto:child res:Robert_A._Taft . }