an Entity references as follows:
Peter Tripp Sprague (born October 11, 1955) is an American jazz guitarist, record producer, and audio engineer. He owns SpragueLand Studios and the label SBE Records. He invented a twin-neck guitar with one neck from a classical guitar and one from a steel-string acoustic guitar. He composed and performed a guitar concerto with the Grossmont Symphony Orchestra in May 2000 and with the San Diego Symphony in May 2002 and performed a number of times at Jazz at Lincoln Center in New York City. He has toured in Europe and Japan with vocalist Dianne Reeves.