<http://schema.org/about>
"The National Trust used to just preserve old and historic country houses so that the public could visit them and soak up their history.  But the Trust has come a long way (baby) lately.  They have"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/national-trust-to-sell-their-own-food-products.html>