About: http://webisa.webdatacommons.org/272653734

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 stopper is a self-sealing material such as rubber which can hermetically close a small slit or hole made in it by a slender puncture tube or needle.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com