<http://schema.org/headline>
"No te equivoques: S\u00E1cale provecho al gimnasio"^^<http://www.w3.org/2001/XMLSchema#string>
<http://voces.huffingtonpost.com/2012/05/05/sacarle-provecho-ejercicio-gimnasio_n_1479748.html?ref=vida>