About: http://webisa.webdatacommons.org/227200318

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 poured, a recess is formed around the entire perimeter of the apertures; C. whereby the recess apertures are one or more; D. whereby the castings are made of iron, aluminum or other moldable material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr