About: http://webisa.webdatacommons.org/82086173

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	However, a constraint is a condition that must be verified at every time and, in particular, the initial conditions have to verify the constraints.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com