PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A general power is given to Congress, to lay and collect taxes, of every kind or nature, without any restraint, except only on exports; but two rules are prescribed for their government, namely, uniformity and apportionment: Three kinds of taxes, to wit, duties, imposts, and excises by the first rule, and capitation, or other direct taxes, by the second rule.
http://www.w3.org/ns/prov#wasQuotedFrom
  • findlaw.com