<http://schema.org/headline>
"Winklevoss twins use Bitcoin to buy Virgin Galactic suborbital spaceflight tickets"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/insider/2014/03/05/winklevoss-twins-buy-virgin-galactic-spaceflight-tickets-bitcoin/www.virgingalactic.com/>