<http://schema.org/thumbnailUrl>
<http://static.imujer.com/sites/default/files/styles/thumbnail/public/elgranchef/merengues-con-chispas-de-chocolate.jpg?itok=k_wlAdTe>
<http://www.imujer.com/gourmet/2009/05/02/merengues-con-chispas-de-chocolate>