About: http://webisa.webdatacommons.org/245072046

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	Mark Potts .... knives were invented for cutting things and rocks are a natural phenomenon .... we did not invent those pesky rocks.
http://www.w3.org/ns/prov#wasQuotedFrom	causes.com