<http://schema.org/keywords>
"Oil and Gas Refining and Marketing (TRBC)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://uk.reuters.com/article/2014/01/21/lng-prices-idUKL5N0KP2X720140121?feedType=RSS&feedName=everything&virtualBrandChannel=11708>