About: http://webisa.webdatacommons.org/223604753

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	We need copying to build a foundation of knowledge and understanding.??? Product engineering is the focus of this part of the series, and the video begins with examples of variations and improvements on existing inventions.
http://www.w3.org/ns/prov#wasQuotedFrom	ponoko.com