<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/SearchAction>
<http://www.tradingunited.es/foro/trading-en-general/11890-humano-vs-maquina-trading.html?s=2108078d5d2dd02be09db6fcda5d1f7b>