<http://schema.org/headline>
"Th\u01B0\u1EE3ng ngh\u1ECB s\u1EF9 M\u1EF9 k\u00EAu g\u1ECDi VN c\u1EA3i c\u00E1ch"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bbc.com/vietnamese/vietnam/2013/03/130315_mccain_wsj.shtml>