About: http://webisa.webdatacommons.org/201509889

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	A small vent hole 56 formed in one of the sections, such as in the section 22, is used to seal the chamber 34 in a manner to be described more fully hereinafter.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es