<http://schema.org/headline>
"Angola th\u1EA3 n\u1ED5i gi\u00E1 x\u0103ng, Nigieria gi\u1EA3m 90% tr\u1EE3 c\u1EA5p gi\u00E1 nhi\u00EAn li\u1EC7u"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/angola-tha-noi-gia-xang-nigieria-giam-90-tro-cap-gia-nhien-lieu/321808.vnp>