What is the {human} for {father} of {Alexander Graham Bell}
Who is the {human} for {father} of {Alexander Graham Bell}
Who is the {human} for {father} of {Alexander Graham Bell}
SELECT DISTINCT ?r WHERE { resource:Alexander_Graham_Bell property:father ?r . ?r rdf:type ontology:human }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q34286> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P22> . ?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/Q5> } 
 select distinct ?obj where { wd:Q34286 wdt:P22 ?obj . ?obj wdt:P31 wd:Q5 } 
Alexander Melville Bell