PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Whereupon, the line vector closest to the line vector v1 of first (1) line is detected and after setting the line for that line vector as the second (2) line, the differential vector ??v12 is found for the line vector v2 of the second (2) line, and the line vector v1 of the first (1) line, as for example shown in FIG. 9.
http://www.w3.org/ns/prov#wasQuotedFrom
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