<http://schema.org/description>
"It looks like the long-mooted dream of being able to send email, browse the web or even just make a phone call on the London Underground may be a step closer.\r\n\r\nThe Sunday Telegraph ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/uk/2010/09/20/london-mayor-bashes-heads-together-over-tube-mobile-signal-deal/>