What is the {human} for {notable work} of {morse code}
Who created Morse Code?
Who is the inventor of Morse Code?
SELECT DISTINCT ?y WHERE { ?y property:notable_work resource:Morse_code . ?y rdf:type ontology:human }
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/P800> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q79897> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q5> } 
 select distinct ?sbj where { ?sbj wdt:P800 wd:Q79897 . ?sbj wdt:P31 wd:Q5 } 
Samuel Morse