public WikipediaResponse(string responseXml)
{
var reader = new System.IO.StringReader(responseXml);
XElement root = XElement.Load(reader);
FullUrl = root.Descendants("page").First().Attribute("fullurl").Value;
string article = root.Descendants("page").Descendants("extract").FirstOrDefault().Value;
Article = article.Replace('\n', ' ');
Title = root.Descendants("page").First().Attribute("title").Value;
reader.Dispose();
}