About: http://webisa.webdatacommons.org/220701902

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	For a thickness to be penetrated, there must be attached onto it some sort of criteria for determining what is penetrated.
http://www.w3.org/ns/prov#wasQuotedFrom	axishistory.com