 Parker played along with the new Basie recordings on a Victrola until he could play Young's solos note for note.In the late 1930s the Duke Ellington Orchestra and the Jimmie Lunceford Orchestra were exposing the music world to harmonically sophisticated musical arrangements by Billy Strayhorn and Sy Oliver, respectively, which implied chords as much as they spelled them out.That understatement of harmonically sophisticated chords would soon be used by young musicians exploring the new musical language of bebop.