PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Time spent on site is usually greater with reviews than other types of content, and conversion rates are higher than for those who only visit the product page.
http://www.w3.org/ns/prov#wasQuotedFrom
  • searchmarketingstandard.com