<http://schema.org/about>
"Facebook, in partnership with the Natural Resources Defense Council and Opower, unveils a new home energy efficiency app that lets FB users &lt;strike&gt; kill time&lt;/"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/your-home/at-home/blogs/facebook-unveils-social-energy-app>