<http://schema.org/headline>
"20 n\u0103m quan h\u1EC7 Vi\u1EC7t Nam-Hoa K\u1EF3: Ch\u1EB7ng \u0111\u01B0\u1EDDng ng\u1EAFn, b\u01B0\u1EDBc ti\u1EBFn d\u00E0i"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/20-nam-quan-he-viet-namhoa-ky-chang-duong-ngan-buoc-tien-dai/332201.vnp>