About: http://webisa.webdatacommons.org/277000406

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	Shells made of alternative materials may be formed with any desired cross-sectional shape and, in some examples, are formed to correspond with shells formed of plastic or other similar material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au