<http://schema.org/about>
"From the giant brick-like phones of the past to the sleeker touchscreens we\u2019re accustomed to today, the cell phone has undergone a huge evolution."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/gadgets-electronics/videos/ringing-in-40-years-of-mobile-phones>