Question: Who is the founder of the trade union with whom Amalgamated Clothing Workers of America is affiliated?
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:Amalgamated_Clothing_Workers_of_America onto:affiliation ?x . ?x prop:founded ?uri  . }