<http://schema.org/headline>
"La diversit\u00E9 culturelle est non n\u00E9gociable "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.lemonde.fr/idees/article/2013/06/05/la-diversite-culturelle-est-non-negociable_3424134_3232.html>