<http://schema.org/description>
"Runaway truck ramps provide a safety net in case trucks experience brake failure. How knowledgeable are you when it comes to runaway truck ramps? Take this quiz and find out!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://auto.howstuffworks.com/auto-parts/brakes/brake-quizzes/runaway-truck-ramps-quiz6.htm>