About: http://webisa.webdatacommons.org/157086453

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	Exemplary apertures include the interstitial spaces between a mesh, as well as a formed aperture or hole that may be formed in a film or a mesh material by any method, such as by the use of a punch, drill, cutting tool, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com