About: http://webisa.webdatacommons.org/409964729

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	What causes calamities is when there is a combination of events and circumstances that come together to cause unusual events that have not normally been seen before.
http://www.w3.org/ns/prov#wasQuotedFrom	emergencymgmt.com