About: http://webisa.webdatacommons.org/336681436

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	Various items also float in water and any automatic detection device should be able to discriminate between a person and other objects, such as floating logs.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca