PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • According to the Study of Life Expectancy of Home Components, which was prepared in 2007 by the National Association of Home Builders (NAHB), the average life expectancy of a ceramic tile floor is 75 to 100 years, while natural stone such as marble and granite can last more than 100 years.
http://www.w3.org/ns/prov#wasQuotedFrom
  • buildipedia.com