<http://schema.org/about>
"Dr. Lucy Worsley, Chief curator of Royal Historic Palaces and host of a new show on BBC4, writes in the Guardian about what she has learned from old buildings:"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/going-medieval-more-green-design-tips-from-old-buildings.html>