Question: How many monarchical countries are there in Europe?
SPARQL query:
PREFIX onto: <http://dbpedia.org/ontology/> PREFIX yago: <http://dbpedia.org/class/yago/> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> SELECT COUNT(DISTINCT ?uri) WHERE { ?uri rdf:type yago:EuropeanCountries . ?uri onto:governmentType ?govern . FILTER regex(?govern,'monarchy') . }