About: http://webisa.webdatacommons.org/442751375

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	Openings 59 provide a fluid path between chamber 40 and interior cavity 54 particularly for the flow of air, or other gases, through the composite plug.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com