About: http://webisa.webdatacommons.org/367807770

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	They accept the input of a MIDI stream, and ignore all message types other than note messages - those traditionally caused by playing keys on a MIDI keyboard or pads on a drum trigger.
http://www.w3.org/ns/prov#wasQuotedFrom	cycling74.com