<http://schema.org/description>
"Automotive proving grounds are where automakers put cars through their paces so that drivers won&amp;#039;t receive any unpleasant surprises after they buy one. Proving grounds have been around for a long time. How much do you know about them? Take the test to find out!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://auto.howstuffworks.com/automotive-proving-grounds-quiz19.htm>