Question: What is the common profession of DeWitt Clinton and Claiborne Pell ?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
 SELECT DISTINCT ?uri WHERE { res:DeWitt_Clinton prop:office ?uri. res:Claiborne_Pell onto:profession ?uri}