About: http://webisa.webdatacommons.org/119548339

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	However, upper connecting member 20 can be constructed of any material of suitable strength such as polymer, plastics, metal, wood, glass, ceramic, or other material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com