About: http://webisa.webdatacommons.org/155288030

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 sheet of fluid impermeable material 856 may be of any shape, such as a rectangle as shown in FIGS. 67 and 68, or a square or any other geometric configuration.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es