<http://schema.org/headline>
"Brazil t\u0103ng c\u01B0\u1EDDng an ninh s\u00E2n bay tr\u01B0\u1EDBc th\u1EC1m Olympic 2016"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/brazil-tang-cuong-an-ninh-san-bay-truoc-them-olympic-2016/396779.vnp>