What is the {headquarters location} and the {parent organization} of {United_States_Secret_Service} ?
What is the father or mother agency of the United States Secret Service and the place is their headquarters located?
What is the parent organization of the United States Secret Service and where is their headquarters located?
SELECT ?h ?l WHERE { resource:United_States_Secret_Service property:parent_organization ?l . resource:United_States_Secret_Service property:headquarters_location ?h }
 SELECT ?ans_1 ?ans_2 WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q503224> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P159> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?ans_1. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q503224> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P749> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?ans_2. } 
SELECT ?ans_1 ?ans_2 WHERE { wd:Q503224 wdt:P159 ?ans_1 . wd:Q503224 wdt:P749 ?ans_2 }
Washington, D.C. United States Department of Homeland Security