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<http://webisa.webdatacommons.org/186792852>	<http://www.w3.org/ns/prov#value>	"Comments are off for this post WEDNESDAY 22 OCTOBER 2014 Reuters is reporting that oil companies have seen billions wiped off their stock market values as crude prices dropped over the past four months by 25 percent to a four-year low near $85 a barrel, due to slowing global demand particularly in China and ample supplies." .