<http://schema.org/headline>
"Bernard \u00C9mond au Centre PHI, un rem\u00E8de \u00E0 l\u2019halloween!"^^<http://www.w3.org/2001/XMLSchema#string>
<https://voir.ca/danny-lennon/2012/10/31/bernard-emond-au-centre-phi-un-remede-a-lhalloween/>