Question: What is the academic journal whose editor is Stephen Law?
SPARQL:
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/property/editor> <http://dbpedia.org/resource/Stephen_Law>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/AcademicJournal>}