About: http://webisa.webdatacommons.org/248247841

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	does not it occur to you that often the most distinct differences are opposites that define each other; positive/negative, up/down, on/off, left/right, matter/anti-matter, expansion/contraction, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	fqxi.org