About: http://webisa.webdatacommons.org/423597593

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 roller 38 can be made of any appropriate material such as soft metal, polymer, rubber, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com