Question: What happened in Hiroshima in year 1904?
Paraphrase: Describe the detail of Hiroshima, 1904?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q34664 p:P31 ?s . ?s ps:P31 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1904')) }