<http://schema.org/thumbnailUrl>
<http://i.huffpost.com/gen/1041598/images/s-PIERO-GRASSO-small.jpg>
<http://www.huffingtonpost.it/2013/03/16/m5s-e-il-caso-piero-grasso-il-movimento-si-spacca-sul-presidente-del-senato-si-tira-dritto-fino-alla-fiducia-al-governo_n_2892497.html>