About: http://webisa.webdatacommons.org/7713401

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	While Mozart is the most common example, there are others: Felix Mendelssohn wrote his first piece at age 11, and Frederick Chopin, the quintessential romantic composer, performed crowded concerts by the time he was 20.
http://www.w3.org/ns/prov#wasQuotedFrom	teachervision.com