About: http://webisa.webdatacommons.org/115407664

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	s a. generally U-shapedouter shell 12 which is constructed from an easily drillable material such as aluminum or cast iron.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es