Question: List the uni. having affiliation with Graham Holding Company and have a campus in Iowa ?
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:affiliations <http://dbpedia.org/resource/Graham_Holdings_Company> . ?uri onto:campus <http://dbpedia.org/resource/Iowa> . ?uri rdf:type onto:University}