<http://schema.org/headline>
"The Independent: T\u1ED5ng th\u1ED1ng Obama th\u0103m Anh trong th\u00E1ng t\u1EDBi"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/the-independent-tong-thong-obama-tham-anh-trong-thang-toi/375819.vnp>