<http://schema.org/about>
"The national average for a gallon of regular gas now sits at $3.56 and is expected to rise in the weeks ahead. NBC's Miguel Almaguer explains what you can expec"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/money/personal-finance/videos/5-a-gallon-gas-coming-soon>