About: http://webisa.webdatacommons.org/293022396

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	FIG. 4 is a plan view showing overlapping surfaces of an upper and a lower disc which constitute the sheet counter disc;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com