<http://schema.org/headline>
"M\u00E1y bay Su-25 c\u1EE7a Nga r\u01A1i khi bay hu\u1EA5n luy\u1EC7n, phi c\u00F4ng t\u1EED n\u1EA1n"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/may-bay-su25-cua-nga-roi-khi-bay-huan-luyen-phi-cong-tu-nan/373562.vnp>