About: http://webisa.webdatacommons.org/67714959

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 invention has been described with a conduit that is cylindrical, however other shapes, such as rectangular, square, or hexagonal, may also be implemented.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com