<http://schema.org/thumbnailUrl>
<http://i.huffpost.com/gen/1645078/images/s-BLOG-BEPPE-GRILLO-small.jpg>
<http://www.huffingtonpost.it/2014/02/26/m5s-i-quattro-espulsi-preeparano-video-gruppo-senato-scissione_n_4856508.html>