About: http://webisa.webdatacommons.org/285850680

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 are there told that a 'natural object' is any object that is capable of existing in time, e.g. a stone, a mind, an explosion, an experience, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	ditext.com