About: http://webisa.webdatacommons.org/373732442

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	Further, purge or purge/shadow rings can be advantageously removably coupled to a substrate support, by mechanisms other than pin and slot coupling.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com