What is {first described} of {ferrocerium}, that has {teacher} is {Adolf Lieben} ?
Who to begin with depicted ferrocerium and was instructed by Adolf Lieben?
Who first described ferrocerium and was taught by Adolf Lieben?
SELECT ?l WHERE { resource:ferrocerium property:discoverer_or_inventor ?l . ?l property:student_of resource:Adolf_Lieben }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q759260> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P61>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?answer. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1066> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q84771> . }
SELECT ?answer WHERE { wd:Q759260 wdt:P61 ?answer . ?answer wdt:P1066 wd:Q84771}
Carl Auer von Welsbach