About: http://webisa.webdatacommons.org/155613932

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 undersurface of the armature 574 and the slide sheet 532 are composed of materials having a relatively low coefficient of friction, such as Teflon or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com