What is the {human} for {killed by} of {Constantine the Great}
Who did Constantine the Great kill?
Who was killed by Constantine the Great?
SELECT DISTINCT ?i WHERE { ?i property:killed_by resource:Constantine_the_Great . ?i 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/P157> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q8413> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q5> } 
 select distinct ?sbj where { ?sbj wdt:P157 wd:Q8413 . ?sbj wdt:P31 wd:Q5 } 
Licinius Fausta Crispus