What is the nationality of the David King-Wood and John Steed ?
SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/David_King-Wood> <http://dbpedia.org/property/nationality> ?uri. <http://dbpedia.org/resource/John_Steed> <http://dbpedia.org/property/nationality> ?uri . }
David_King-Wood John_Steed