About: http://webisa.webdatacommons.org/137275355

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	Invaluable for all singers and musicians, the practice is especially meaningful for teachers and group facilitators.
http://www.w3.org/ns/prov#wasQuotedFrom	ejazznews.com