About: http://webisa.webdatacommons.org/283347240

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	http://en.wikipedia.org/wiki/Formal_system#Logical_system, A logical system or, for short, logic, is a formal system together with a form of semantics, usually in the form of model-theoretic
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com