About: http://webisa.webdatacommons.org/134980044

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	That is, when playing a C without the speaker key, then add the speaker key, the note that sounds is a G, which is the interval of a twelfth.
http://www.w3.org/ns/prov#wasQuotedFrom	todayinsci.com