PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is yet another object to identify the target's velocity vector with sufficient speed and accuracy to be able to guide positioning optics, such as a pivoting mirror, to pursue and compensate target motions in a plane (also referred to herein as the X-Y plane) perpendicular to the optical (Z) axis of the system as defined, most often, by a final objective lens assembly.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com