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http://www.w3.org/1999/02/22-rdf-syntax-ns#type
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  • SYNTHETIC drugs such as amphetamines and Ecstasy have overtaken cocaine and heroin in popularity worldwide, according a UN International Drug Control Programme (UNDCP) report released this week.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newscientist.com