PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The blaze in the Lake Erie tributary spurred an embarrassed nation to pass the 1972 Clean Water Act, which led to sweeping pollution rules that dramatically improved water quality across the country, including the Great Lakes, long a dumping ground for Midwest industry.
http://www.w3.org/ns/prov#wasQuotedFrom
  • indianalawblog.com