<http://schema.org/about>
"Designers and manufacturers have been making them for years, and it seems to have been a hit with the silent movie crowd."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/interior-design/theres-nothing-new-about-transformer-furniture-charlie-chaplin-even-made-fun-it.html>