<http://schema.org/alternativeHeadline>
"Els &amp;#039;indignats&amp;#039; desafien la policia i tornen a la Puerta del Sol"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.ara.cat/societat/indignats-desafien-policia-Puerta-Sol_0_700130008.html>