SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/property/services> <http://dbpedia.org/resource/Data_center_services> . ?x <http://dbpedia.org/property/services> ?uri }
Give me a count of the services by the company which provides Data center as the services ?
SELECT DISTINCT COUNT ( ?m ) WHERE { ?j property:services ?m . ?j property:services resource:Data_center_services }
13
There are [13] services of the companies whose one service is Data center services.
There are [13] services provided by companies whose only service is data center services.