<http://schema.org/thumbnailUrl>
<http://www.androidcentral.com/sites/androidcentral.com/files/styles/thumbnail/public/postimages/684/podcast_android_central_300_4.jpg?itok=VURNSZp3>
<http://www.androidcentral.com/podcast/android-central-podcast-ep-81-google-currents-10-cent-apps-and-galaxy-nexus-qa>