<http://schema.org/headline>
"Google y SIP se al\u00EDan para combatir ataques a prensa online de Am\u00E9rica Latina"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ultimahora.com/google-y-sip-se-alian-combatir-ataques-prensa-online-america-latina-n1031614.html>