<http://schema.org/about>
"After meeting on a train, two Germans decided to take on an \"idiosyncratic\" project: transforming two old railway cars into a dream house. Here's how they did it."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-architecture/german-couple-convert-train-cars-home.html>