<http://schema.org/keywords>
"nuclear program,nuclear disasters,nuclear regulation,Dai Ichi,earthquakes,news world, video"^^<http://www.w3.org/2001/XMLSchema#string>
<http://in.reuters.com/video/2012/12/28/japan-bids-for-early-return-to-nuclear-e?videoId=240175881&videoChannel=117460>