<http://schema.org/about>
"A few weeks ago, in my post about Colonel Trash Truck, I was complaining about the scarcity of green stories for the preschooler. Well, after polling my fellow TreeHuggers it turns out I was wrong. There are oodles of stories with"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/culture/10-books-for-the-green-preschooler-1.html>