SELECT DISTINCT COUNT(?uri) WHERE {?uri <http://dbpedia.org/ontology/knownFor> <http://dbpedia.org/resource/Dragons'_Den_(UK_TV_series)> . }
How many people are known for Dragons' Den?
SELECT DISTINCT COUNT ( ?q ) WHERE { ?q property:known_for resource:Dragons'_Den_(_U_K_T_V_series) . }
10
There are [10] people known for Dragons' Den.
There are [10] people who are known for their Dragons' Den.