PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Since vat dyes were no longer available in the United States, the military relaxed the fastness tests, requiring only a thirty-day light exposure and fastness to soap and alkali. (12) This decision was a boon to makers of sulphur dyes that could also produce khaki shades, and no doubt provided the incentive for Grasselli to further enlarge the business.
http://www.w3.org/ns/prov#wasQuotedFrom
  • colorantshistory.org