About: http://webisa.webdatacommons.org/6447719

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 this embodiment, the vertices of down-facing triangles, including all or a portion of flat and down-facing and near-flat down-facing triangles, are moved upwards to correct for Z-error.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es