<http://schema.org/headline>
"[Infographics] Ti\u1EC3u s\u1EED B\u00ED th\u01B0 th\u00E0nh \u1EE7y H\u00E0 N\u1ED9i Ho\u00E0ng Trung H\u1EA3i"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/infographics-tieu-su-bi-thu-thanh-uy-ha-noi-hoang-trung-hai/372884.vnp>