SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/property/operatingSystem> <http://dbpedia.org/resource/Unix-like> . ?x <http://dbpedia.org/ontology/developer> ?uri . }
How many developers make software for Unix like operating systems?
SELECT DISTINCT COUNT ( ?l ) WHERE { ?t property:operating_system resource:Unix-like . ?t property:developer ?l . }
161
There are [161] developers of the software running on Unix-like OS.
There are [161] creators of software that runs on Unix-like operating systems.