What is <satellite bus> of <X Window System> ?
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What is  in the satellite bus of X Window System ?
SELECT DISTINCT ?i WHERE { ?i property:satellite_bus resource:X_Window_System }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject>  ?answer. ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P707> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q178481>. }
select distinct ?answer where { ?answer wdt:P707 wd:Q178481}
PekWM