What is the {official tourism agency} for {tourist office} of {Frankfurt}
Where is the Frankfurt Tourist Information Office located?
Where is the tourist information office in Frankfurt?
SELECT DISTINCT ?u WHERE { ?u rdf:type ontology:official_tourism_agency . resource:Frankfurt_am_Main property:visitor_centre ?u }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1794> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2872> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q26989327> } 
 select distinct ?obj where { wd:Q1794 wdt:P2872 ?obj . ?obj wdt:P31 wd:Q26989327 } 
Tourismus+Congress GmbH Frankfurt am Main