Question: What is the occupation of the Irving Chernev and Karen Grigorian?
SPARQL:
SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Irving_Chernev> <http://dbpedia.org/ontology/occupation> ?uri. <http://dbpedia.org/resource/Karen_Grigorian> <http://dbpedia.org/ontology/occupation> ?uri . }