About: http://webisa.webdatacommons.org/342317245

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	A fracture is a break or rupturein close-packed ice, a lead is a fracture or pas-sageway through sea ice that is navigable bysurface vessels, and a polynya is a nonlineararea of open water enclosed by ice.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net