Question: Which presidents were born in 1945?
SPARQL:
PREFIX dbo: <http://dbpedia.org/ontology/> PREFIX yago: <http://dbpedia.org/class/yago/> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> SELECT DISTINCT ?uri WHERE { { ?uri rdf:type dbo:President . } UNION { ?uri rdf:type yago:Presidents . } ?uri dbo:birthDate ?date . FILTER regex(?date, '^1945') . }