About: http://webisa.webdatacommons.org/27896543

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	then the negative side would just be a reflection, except maybe right and left would be swapped. 0 is simultaneously something and nothing.
http://www.w3.org/ns/prov#wasQuotedFrom	abovetopsecret.com