About: http://webisa.webdatacommons.org/60771865

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	A perfect squared square is a square such that each of the smaller squares has a different size.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org