About: http://webisa.webdatacommons.org/200204352

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	The organ is a very ancient instrument, invented - some say - in Alexandria in the third century BC by one Ktesbios, a Greek engineer.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com