About: http://webisa.webdatacommons.org/14583821

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 overlays 20, 21 can be formed of one or more layers of thin flexible materials, such as plastic, paper, synthetic polymers, or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au