What is the {human sacrifice} for {significant event} of {Isaac}
For what reason was Isaac killed?
Why was Isaac sacrificed?
SELECT DISTINCT ?u WHERE { resource:Isaac property:significant_event ?u . ?u rdf:type ontology:human_sacrifice }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q671872> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P793> . ?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/Q119094> } 
 select distinct ?obj where { wd:Q671872 wdt:P793 ?obj . ?obj wdt:P31 wd:Q119094 } 