SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Daniel_O'Regan> <http://dbpedia.org/property/nickname> ?uri }
What is the Nickname of Daniel O'Regan?
SELECT DISTINCT ?u WHERE { resource:Daniel_O'_Regan property:nickname ?u }
Ronald Reagan
[Ronald Reagan] is the nickname of Daniel O'Regan.
[Ronald Reagan] is Daniel O'Regan's nickname.