About: http://webisa.webdatacommons.org/257160302

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	In one mode, the perforations comprise a plurality of circular holes; however, other shapes such as triangles, squares and other polyhedra are equivalent and may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com