About: http://webisa.webdatacommons.org/322823581

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 device 330 comprises a tubular portion 331 constructed of a material such as Dacron or ePTFE and annular support members 332 coupled to the tubular portion (e.g., by stitching).
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk