<http://schema.org/keywords>
"foto,dia,embalse,valmayor,madrid,espa\u00F1a,2014"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.todomountainbike.es/art/la-foto-del-dia-en-todomountainbike-embalse-de-valmayor>