<http://schema.org/headline>
"Cuba v\u00E0 M\u1EF9 ti\u1EBFn h\u00E0nh nghi\u00EAn c\u1EE9u chung v\u1EC1 \u0111a d\u1EA1ng sinh h\u1ECDc "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/cuba-va-my-tien-hanh-nghien-cuu-chung-ve-da-dang-sinh-hoc/350075.vnp>