About: http://webisa.webdatacommons.org/401559129

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	That is to say whether the socket and plug of the electric equipment is connected or not, the plug and the socket are waterproof and can be completely and directly connected in water or other media.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com