<http://schema.org/about>
"Forget about cherry, blueberry, and apple. Bamboo, rattan, and water hyacinth are some of the ingredients used by eco-friendly furniture design house PIE."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/your-home/remodeling-design/blogs/easy-as-pie>