About: http://webisa.webdatacommons.org/353049854

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	In such a cage as this, the items will fall and touch each other face-to-back, and the polishing material will never get between the discs, defeating the ability to be polished.
http://www.w3.org/ns/prov#wasQuotedFrom	shapeways.com