SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Earl_B._Ruth> <http://dbpedia.org/property/appointer> ?uri }
Who is the appointer of Earl B. Ruth ?
SELECT DISTINCT ?i WHERE { resource:Earl_B._Ruth property:appointer ?i }
Gerald Ford
[Gerald Ford] is the appointer of Earl B. Ruth .
[Gerald Ford] is Earl B. Root's successor.
The appointer of him  is [Gerald Ford].
His successor [Gerald Ford].