About: http://webisa.webdatacommons.org/451188177

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	In the past, observations searching for oil slicks whether by sea or air were done only in daylight hours.
http://www.w3.org/ns/prov#wasQuotedFrom	emergencymgmt.com