What is the {software} for {used by} of {Ryanair}
Name the software used by Ryanair?
What software is used by Ryanair?
SELECT DISTINCT ?t WHERE { ?t rdf:type ontology:software . ?t property:used_by resource:Ryanair }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1535> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q170614> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q7397> } 
 select distinct ?sbj where { ?sbj wdt:P1535 wd:Q170614 . ?sbj wdt:P31 wd:Q7397 } 
AMOS