<http://schema.org/thumbnail>
"http://media.cnlive.it/wp-content/uploads/2015/03/2985902006001_4104627507001_NEMH2O-Spot-Breve-----il-primo-robot-pulisci-piscina-automatico-vs-400x221.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cnlive.it/tech/2015/03/11/nemh20-il-robot-pulisci-piscina.html>