PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If a word borrowed together with its plural is used mostly in the plural, that plural may be used in English as a singular: common examples are data, bacteria and criteria, which are commonly used as singulars, either mass nouns (data) or count nouns.
http://www.w3.org/ns/prov#wasQuotedFrom
  • languagehat.com