About: http://webisa.webdatacommons.org/383884027

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 picture above is a piano roll, which displays the music on a grid with pitch on the y-axis and rhythmic value on the x-axis.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com