<http://schema.org/url>
<http://www.businessweek.com/articles/2013-10-03/m-and-a-news-petrominerales-pacific-rubiales-energy-brookfield-property>
<http://www.bloomberg.com/bw/articles/2013-10-03/m-and-a-news-petrominerales-pacific-rubiales-energy-brookfield-property>