Question: Name the office holder whose child is Lori Black and predecessor is Henry E Catto Jr?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE {?uri prop:children <http://dbpedia.org/resource/Lori_Black> . ?uri onto:predecessor <http://dbpedia.org/resource/Henry_E._Catto,_Jr.> . ?uri rdf:type onto:OfficeHolder}