<http://schema.org/headline>
"\u00C1p d\u1EE5ng ti\u00EAu chu\u1EA9n qu\u1ED1c t\u1EBF ch\u00EDnh l\u00E0 ch\u00ECa kh\u00F3a b\u1EA3o \u0111\u1EA3m ATVSTP"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/ap-dung-tieu-chuan-quoc-te-chinh-la-chia-khoa-bao-dam-atvstp/c/20468258.epi>