Let's start jamming Feuerschwanz - Ketzerei chords, familiarize yourself with these chords - Bb, F, D, F, G, D, C, D, F, A and F in sequence. To master the tempo, it's wise to start at 41 BPM before aiming for the song's 83 BPM. For a balanced pitch, adjust the capo with respect to your voice and the song's key: D Minor.