About: http://webisa.webdatacommons.org/404677406

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	Preferably, both elbows are constructed of a strong, lightweight and resilient material that is a polymer or plastic, such as a polyurethane or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com