<http://schema.org/keywords>
"\u0623\u0641\u0644\u0627\u0645 \u0623\u0645\u064A\u0631\u0643\u064A\u0629"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.huffpostarabi.com/2016/06/20/story_n_10569060.html>