About: http://webisa.webdatacommons.org/201897671

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	Although in this embodiment the cover 2 has a cylindrical shape, it should be understood that the cover 2 may have any suitable shape, such as a square, rectangular, oval, semi-circular or other cross section.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com