PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An alpha reader or beta reader (also spelled alphareader / betareader, or shortened to alpha / beta), also pre-reader or critiquer, is a non-professional reader who reads a written work, generally fiction, with the intent of looking over the material to find and improve elements such as grammar and spelling, as well as suggestions to improve the story, its characters, or its setting.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org