<http://schema.org/about>
"The world's favorite iPhone 4 voice is being courted by the auto industry, and will soon be offering friendly advice in BMWs, Cadillacs and Chryslers."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/transportation/blogs/now-siris-in-everybodys-car>