This is true. Especially for the data we got through dbpedia, even though we tried to clean this somewhat. See our blog post on this: <a href="http:&#x2F;&#x2F;nodegoat.net&#x2F;blog.s&#x2F;14&#x2F;a-wikidatadbpedia-geography-of-violence" rel="nofollow">http:&#x2F;&#x2F;nodegoat.net&#x2F;blog.s&#x2F;14&#x2F;a-wikidatadbpedia-geography-of...</a>