About: http://webisa.webdatacommons.org/273869508

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	BACKGROUND OF THE INVENTION [0002] Traditionally, piano and other music lessons are taught in a one on one setting, with a single teacher for each pupil or in a group setting, with one teacher for a group of students.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com