<http://schema.org/headline>
"Thay \u0111\u1ED5i t\u01B0 duy, g\u1EE1 kh\u00F3 cho n\u00F4ng nghi\u1EC7p"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/thay-doi-tu-duy-go-kho-cho-nong-nghiep/c/20590006.epi>