About: http://webisa.webdatacommons.org/434153963

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	By the 1780s, the British art market was in full swing, and many of the major auction houses we know today, such as Christie???s and Sotheby???s, had already been established.
http://www.w3.org/ns/prov#wasQuotedFrom	getty.edu