About: http://webisa.webdatacommons.org/250832972

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	During the classroom portion, Pratt showed slides illustrating rip currents, long currents, offshore winds and the dangers posed by structures such as piers and jetties in Lake Michigan.
http://www.w3.org/ns/prov#wasQuotedFrom	ozaukeepress.com