What is the {data controller (GDPR)} for {product or material produced} of {Facebook}
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Which is the GDPR data controller for the product or material produced by Facebook?
SELECT DISTINCT ?n WHERE { ?n property:product_or_material_produced resource:Facebook . ?n rdf:type ontology:data_controller }
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/P1056> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q355> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q59859818> } 
 select distinct ?sbj where { ?sbj wdt:P1056 wd:Q355 . ?sbj wdt:P31 wd:Q59859818 } 