<http://schema.org/about>
"Not quite known for making environmentally responsible vehicles, BMW is nonetheless a believer in the hydrogen future, although their version of that future is slightly different from that of most other carmakers and includes internal combustion engines"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/cars/bmw-working-on-supercapacitor-hybrid.html>