What is {originated due to} of {is proximately caused by} of {Great Irish Famine} ?
What caused the Extraordinary Irish Famine?
What caused the Great Irish Famine?
SELECT ?t WHERE { resource:Great_Irish_Famine property:has_immediate_cause ?b . ?b property:has_cause ?t }
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q188371> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1478>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?X . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?X. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P828> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . }
SELECT ?answer WHERE { wd:Q188371 wdt:P1478 ?X . ?X wdt:P828 ?answer}
Phytophthora infestans