About: http://webisa.webdatacommons.org/131283934

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	On the other hand, special cause variations represent a unique event that is outside the system, such as a natural disaster, or an unexpected strike by public transportation workers.
http://www.w3.org/ns/prov#wasQuotedFrom	deming.org