To learn Amsterdam Baroque Orchestra, Ton Koopman - Bach, Js: Weihnachtsoratorium, Bwv 248, Pt. 1: No. 1, Chor. Jauchzet, Frohlocket, Auf, Preiset Die Tage chords, grasp the musical fabric of the song with this sequence - Gb, Ab, Db, Ebm, Ab, Db and Ab of chords. A strategic approach would be to train at 71 BPM initially, and then accelerate to the song's tempo of 143. Considering your vocal pitch and chord choices, adjust the capo in accordance with the key: Db Major.