PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Try asking your mom or older sister when they got their first period, as there is a good chance yours will happen around the same time.[1]
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikihow.com