PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Equipment failures included broken or nonfunctioning machinery, the failure to use filters or replace filters on a regular basis, the use of equipment that was not sufficient to contain the select agent or toxin (e.g., equipment used on a laboratory bench top instead of in a biosafety cabinet), and biosafety cabinet grilles obstructed with pens or other items...
http://www.w3.org/ns/prov#wasQuotedFrom
  • govexec.com