About: http://webisa.webdatacommons.org/170625953

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	They look great in general, but the base of each is a little warped (especially at each corner) by a few millimeters (please see attached Warped Base.pdf).
http://www.w3.org/ns/prov#wasQuotedFrom	shapeways.com