About: http://webisa.webdatacommons.org/19636277

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	Tornadoes are the most concentrated and violent storms produced by the earth???s atmosphere, and can produce winds in excess of 300 mph.
http://www.w3.org/ns/prov#wasQuotedFrom	und.edu