About: http://webisa.webdatacommons.org/193097006

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	Why Katrina weakened at landfallAt peak intensity, Katrina was a Category 5 hurricane with 150 kt (174 mph) winds, but in the 18 hours before landfall weakened to 110 kt (121 mph).
http://www.w3.org/ns/prov#wasQuotedFrom	wunderground.com