<http://schema.org/headline>
"'Kh\u00F4ng \u0111\u1EC3 d\u00E2n ph\u00F2ng ki\u00EAu binh, l\u00E0m lo\u1EA1n'"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bbc.com/vietnamese/vietnam/2013/12/131209_vietnam_dan_phong_van_de.shtml>