What is {unit symbol} of {based upon} of {lumen} ?
Who created the symbol for the lumen unit?
Who gave the {unit symbol} of {based upon} of {lumen} ?
SELECT ?m WHERE { resource:lumen property:based_on ?r . ?r property:unit_symbol ?m }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q484092> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P144>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?X . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?X. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P5061> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . }
SELECT ?answer WHERE { wd:Q484092 wdt:P144 ?X . ?X wdt:P5061 ?answer}