<http://schema.org/thumbnailUrl>
<http://www.androidcentral.com/sites/androidcentral.com/files/styles/thumbnail/public/postimages/444537/appsoftheweek_0_1_61.jpeg?itok=UaodamF1>
<http://www.androidcentral.com/apps-week-groupme-thor-dark-world-media-converter-and-more>