About: http://webisa.webdatacommons.org/208465109

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The length is determined, using this difference and the magnification of the image or other factor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com