PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The block selection is a process for recognizing, for example, a raster image, such as the one shown in FIG. 5A, as meaningful blocks, as shown in FIG. 5B, determining the attribute (Text/Graphic/Image/Table or others) of each block, and dividing the raster image into blocks having different attributes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com