Question: List all the co-founders of the non-profit organisations which have founding member as David pressman?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x onto:foundedBy <http://dbpedia.org/resource/David_Pressman> . ?x onto:foundedBy ?uri . ?x rdf:type onto:Non-ProfitOrganisation}