About: http://webisa.webdatacommons.org/152719086

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	Another method of referencing the size of an opening suitable for use in the present invention is a comparison between the inner and outer perimeters of the flag, thus defining the opening size as a function of the flag size.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com