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我有下面的代码已经:如何找到使用DBpedia中查询特定电影演员在python
movie = "http://dbpedia.org/resource/Cannes_Man"
Q = "PREFIX dbo: <http://dbpedia.org/property/> PREFIX dbpedia: <http://dbpedia.org/resource/> SELECT ?actor WHERE {?actor dbo:starring <"+movie+">.} "
sparql = SPARQLWrapper("http://dbpedia.org/sparql")
sparql.setReturnFormat(JSON)
sparql.setQuery(Q) # the previous query as a literal string
activity_feed3 = sparql.query().convert()
print activity_feed3
for result5 in activity_feed3["results"]["bindings"]:
print result5
它返回空的结果。我是新来的蔓延客户端和dbpedia,并试图了解如何运行简单的查询。任何帮助将不胜感激!