<http://schema.org/headline>
"C\u1EA9n th\u1EADn k\u1EBBo mua nh\u1EA7m \u0111\u1EA7u thu k\u1EF9 thu\u1EADt s\u1ED1 VTC gi\u1EA3"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/can-than-keo-mua-nham-dau-thu-ky-thuat-so-vtc-gia/c/20594249.epi>