<http://schema.org/url>
<http://uk.reuters.com/article/2011/12/12/businesspro-us-energy-iea-saudi-idUKTRE7BB03H20111212>
<http://uk.reuters.com/article/2011/12/12/businesspro-us-energy-iea-saudi-idUKTRE7BB03H20111212>