About: http://webisa.webdatacommons.org/366721680

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	In practice, a keyboard so tuned is the purest of all instruments, for others may be more purely tuned but they
http://www.w3.org/ns/prov#wasQuotedFrom	umich.edu