<http://schema.org/headline>
"\u00D4ng vua Vi\u1EC7t Nam duy nh\u1EA5t l\u1EA5y v\u1EE3 ng\u01B0\u1EDDi \u00C2u ch\u00E2u"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/ong-vua-viet-nam-duy-nhat-lay-vo-nguoi-au-chau/c/4181097.epi>