<http://schema.org/description>
"Delivery company UPS, has reported that its fleet of alternative fuel trucks have hit a milestone, exceeding 100 million miles in delivering packages."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.just-auto.com/news/ups-green-fleet-clocks-up-100-million-miles_id88103.aspx>