PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Its mission was supposed to be over by now, but last year, NASA agreed to keep Kepler running through 2016 at a cost of about $20 million a year.Just last month, Kepler scientists announced the discovery of a distant duo that seems like ideal places for some sort of life to flourish.
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  • komonews.com