<http://schema.org/thumbnailUrl>
<http://i.huffpost.com/gen/1464944/images/n-US_UK_CA-200x150.jpg>
<http://www.huffingtonpost.com/pam-stucky/seattle-middle-schoolers-carrying-water-to-raise-funds-for-clean-water-around-the-world_b_7466296.html>