PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, a number of factors worked against Preston Docks in the long run ??? the size of ships increased, the cost of dredging the channel became prohibitive and traditional industries such as textiles declined ??? and it only made a profit in 17 of the 90 years it was open.
http://www.w3.org/ns/prov#wasQuotedFrom
  • engineering-timelines.com