SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/King_County,_Washington> <http://dbpedia.org/ontology/countySeat> ?uri }
Where is the county seat of King County, Washington?
SELECT DISTINCT ?r WHERE { resource:King_County,_Washington property:county_seat ?r }
Seattle
The county seat of King County, Washington is [Seattle].
The district center of King County, Washington state, is [Seattle].