<http://schema.org/description>
"Most of us have used a dolly at some point when packing up and moving out. These two-wheeled wonders also come in the larger, vehicular variety for towing."^^<http://www.w3.org/2001/XMLSchema#string>
<http://auto.howstuffworks.com/auto-parts/towing/equipment/accessories/tow-dollies.htm>