<http://schema.org/about>
"Oh good. The gas tax -- the small fee that imposed on consumers of gas when they fill up their tanks is about to expire. Our gas taxes are already much, much smaller than almost all of the rest of the developed"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/us-gas-taxes-about-to-expire-get-ready-for-congresss-next-meltdown.html>