About: http://webisa.webdatacommons.org/98652477

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	The three basic types of drills are evacuation (for example in case of a fire), lockdown (as in the case of violent events), and shelter/protection (as a response to events such as a tornado or earthquake).
http://www.w3.org/ns/prov#wasQuotedFrom	everylifesecure.com