<http://schema.org/headline>
"Amazon rach\u00E8te le r\u00E9seau social litt\u00E9raire Goodreads"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.lemonde.fr/technologies/article/2013/03/29/amazon-rachete-le-reseau-social-litteraire-goodreads_3150113_651865.html>