PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The objective is to examine whether the popularity of condoms among single men is explained by marital status only or whether age, educational attainment or other factors are important.
http://www.w3.org/ns/prov#wasQuotedFrom
  • guttmacher.org