Question: How many other key people are there of the non-profit organisations whose key people is Hillary Clinton ?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
SELECT DISTINCT COUNT(?uri) WHERE { ?x prop:keyPeople <http://dbpedia.org/resource/Hillary_Clinton> . ?x prop:keyPeople ?uri }