PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Common soil amendments for improving clay soil structure include organic material such as compost, peat moss and well-rotted manure.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gardenguides.com