<http://schema.org/name>
"\u0639\u0631\u0636 \u062F\u0631\u0633 \u0627\u0644\u0623\u0634\u0639\u0629 \u0648\u0627\u0644\u0627\u0646\u0633\u062D\u0627\u0628  Power point"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mat21.yoo7.com/t274-topic>