About: http://webisa.webdatacommons.org/435518142

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	zero, especially the moment when a reversing current changes direction and
http://www.w3.org/ns/prov#wasQuotedFrom	hypertextbook.com