What is <investigated by> of <coroner> ?
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What is investigated for coroner ?
SELECT DISTINCT ?k WHERE { ?k property:investigated_by resource:coroner }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject>  ?answer. ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1840> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q1134614>. }
select distinct ?answer where { ?answer wdt:P1840 wd:Q1134614}
Quintinshill rail disaster Potters Bar rail accident Harrow train accident 1838