About: http://webisa.webdatacommons.org/270635049

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	Some web wallets are also Bitcoin exchanges, such as Bitstamp or Virtex, where bitcoins can be traded for US dollars and other currencies.
http://www.w3.org/ns/prov#wasQuotedFrom	preshing.com