PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To grow one thousand bales of cotton a year you require not only to possess an estate, machinery, tools, and other things necessary to carry on the cotton-growing business, but you must find a capital of twenty thousand pounds to buy the actual labourers by whom the plantation is to be worked; and therefore, as every gentleman will see at once, this great trade, to a large extent, was shut up in t
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org