<http://schema.org/headline>
"\u0110i\u1EC1u g\u00EC khi\u1EBFn iPhone 7 tr\u1EDF n\u00EAn \u0111\u1EB7c bi\u1EC7t?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/dieu-gi-khien-iphone-7-tro-nen-dac-biet/c/20526797.epi>