About: http://webisa.webdatacommons.org/399771557

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	Might this indicate that he was a student of the university who was noticed by Bach and brought into the church performances with a number of particularly demanding solos especially composed for him?
http://www.w3.org/ns/prov#wasQuotedFrom	jsbachcantatas.com