<http://schema.org/keywords>
"Evo Morales,America,Argentina,Spain,Latin America,Africa,vice president,electricity companies,business energy oil,Spanish government,European Commission,May Day, video"^^<http://www.w3.org/2001/XMLSchema#string>
<http://uk.reuters.com/video/2012/05/02/bolivia-seizes-spanish-company?videoId=234320024>