PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The type arose in response to torpedo boats that had been developing from 1865, especially after the development of the self-propelled Whitehead torpedo.[2] During the Spanish???American War, it was realized that a torpedo boat destroyer was urgently needed to screen the larger warships, so much so that a special war plans board headed by Theodore Roosevelt issued an urgent report pleading for thi
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org