<http://schema.org/url>
<http://img.vietnamplus.vn/t460/Uploaded/lepz/2015_04_07/ttxvn_medvedev150407.jpg>
<http://www.vietnamplus.vn/tphcm-thuc-hien-hop-tac-hieu-qua-voi-cac-dia-phuong-cua-nga/316288.vnp>