About: http://webisa.webdatacommons.org/19762184

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	where y is a non - zero integer and x is any integer are called rational
http://www.w3.org/ns/prov#wasQuotedFrom	math-only-math.com