<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2013/05/Rain-520x245.jpg>
<http://thenextweb.com/apps/2013/08/15/yahoo-announces-an-all-new-weather-app-for-android-with-more-data-and-lock-screen-widget/>