<http://schema.org/headline>
"K\u00ECnh ng\u01B0 Michael Phelps gi\u00E0nh huy ch\u01B0\u01A1ng v\u00E0ng t\u1EA1i Olympic 2016"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/kinh-ngu-michael-phelps-gianh-huy-chuong-vang-tai-olympic-2016/399954.vnp>