PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sep 02, 2010 Scientists are a step closer to understanding why older women are more likely to produce abnormal eggs, increasing the risk of infertility, miscarriage and birth defects such as Down's Syndrome.
http://www.w3.org/ns/prov#wasQuotedFrom
  • phys.org