PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We have detected here a signal of gene flow from populations related to present-day northern Europeans into Spain around 2000 B.C. [???] At this time there was a characteristic pottery termed ???bellbeakers??? believed to correspond to a population spread across Iberia and northern Europe. (Patterson et al., 2012)
http://www.w3.org/ns/prov#wasQuotedFrom
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