About: http://webisa.webdatacommons.org/383046520

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	An identity is an element, call it $e\in\mathbb{R}_{\not=0}$, such that $e*a=a$ and $a*e=a$.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com