About: http://webisa.webdatacommons.org/455811457

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	Fog is a kind of symbol; it comes from pollution of the environment and destruction of the ecosystem.
http://www.w3.org/ns/prov#wasQuotedFrom	chenjiagang.com