PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • More than nine out of ten (92%) Europeans consider cardiovascular diseases to be a serious problem in their country. 87% of Europeans think asthma and allergy are a serious problem, with an absolute majority of respondents in each country making this statement.
http://www.w3.org/ns/prov#wasQuotedFrom
  • env-health.org